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Satellite Systems Engineer – Payload

  • Boulder, United States
  • $150000 - $250000 per annum
  • Permanent
  • V-33052-7

Holt Executive are partnered with a US based new space company who in a joint venture with their European counterparts, are looking to enter the satellite manufacturing business.

Officially founded in 2024, this venture is a significant milestone in the group’s strategic expansion. Backed by over 170m Dollars raised in 2024, this venture is poised to launch their first satellites in 2025.

We have an exciting opportunity for a Satellite Systems Engineer with vast experience in Communication Payloads to play a crucial role in managing and optimizing satellite payload communication systems.
 
Key Skills & Experience Required by the Satellite Systems Engineer

  • Vast experience and knowledge in satellite communication systems, radio frequency engineering, and signal processing.
  • Experience and knowledge with payload communication protocols, data links, and modulation schemes.
  • An understanding of satellite communication standards such as CCSDS.
  • Strong understanding of antenna systems, frequency bands, and propagation models.
  • Experience and expertise in software-defined radios (SDR) and networking protocols.
  • A Bachelor’s degree in Electrical Engineering, Telecommunications, or a related field.
  • Excellent problem-solving and analytical skills.
  • Ability to work effectively in a team and communicate technical concepts clearly.
  • US Citizenship.

 
This opportunity is a hybrid position, based in Boulder, Colorado. You must be located in or around the Boulder, CO area.
 
If your skills and experience match this Satellite Systems Engineer opportunity, we encourage you to apply by sending your CV now!

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Senior Systems Engineer – Communications

  • Palo Alto, United States
  • $125000 - $225000 per annum
  • Permanent
  • V-32734-10

Holt Executive are partnered with a Silicon Valley based company that continues to solve communication and connectivity challenges for the US government.

Having already delivered a radio that connects with GEO satellites 23,000 miles away, opening a new form of real-time and reliable connectivity from anywhere, they are now working on a robust geolocation alternative to GPS.

Our partner is seeking a Senior Systems Engineer with experience in Communications to play a vital role in modeling, prototyping, and demonstrating the prototype system for this new product.

Key responsibilities for the Senior Systems Engineer:

  • Work cross-functionally to prototype hardware using software-defined radios.
  • System design.
  • Defining systems requirements, and managing requirements.
  • Demonstrate prototype systems.

Key Skills & Experience Required by the Senior Systems Engineer:

  • Experience in radio communications systems (Radar, CDMA, RF receivers etc).
  • Experience working with GNU radios, or other Software Defined Radio Systems is desired
  • Some C++ development skills.
  • Knowledge of GNSS signal processing, and digital signal processing math is desired.
  • Real-time embedded systems, and/or FPGA development is desired.
  • A keen interest in building something that has never been built before.

This role is based onsite in Palo Alto, California.

If your skills and experience match this Senior Systems Engineer opportunity, we encourage you to apply now!

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Space Systems Engineering Manager

  • South East, Oxfordshire, Oxford, UK
  • £85000 - £95000 per annum, Benefits: Hybrid, flexible working, private healthcare, & more!
  • Permanent
  • V-33122-1

Holt Executive are currently partnered with a global leader in Space Sustainability, a dynamic and rapidly growing technology innovator who are making hugely positive contributions to the growing problem of orbital space debris.

They require a Space Systems Engineering Manager to lead a highly talented, passionate team on all space system engineering activities. This role will have overarching management responsibility for the spacecraft systems team; ensuring everyone works together to deliver appropriate solutions, to schedule and cost, across all projects.

The company are fast-growing, and you will have the platform to expand on your experience and develop your skills further to enable your team to deliver amazing results and make a difference every day, by driving missions forward.
 
Responsibilities for the Space Systems Engineering Manager:

  • Leadership and technical mentoring to the systems engineering group.
  • Line management of Systems Team Leads.
  • Manage hiring on a permanent and temporary basis, including outsourcing etc.
  • Review scoping and costing for new project work packages.
  • Review and communicate work package, and other plans, within the group and to Project Managers, including any technical or schedule risks.
  • Ensure the quality of standards and procedures within the Systems Group.
  • Define, map and propose relevant processes and procedures.
  • Provide input and guidance to the technology roadmap for Systems.

Essential Skills required by the Space Systems Engineering Manager:

  • Bachelor’s or Master’s degree in relevant engineering or scientific discipline.
  • Excellent knowledge of systems engineering standards and space industry standards.
  • The ability to appropriately tailor and adapt standard engineering practises to a lean and fast-paced engineering development environment.
  • Working technical knowledge of various space- and ground- segment subsystems and specialist functions, particularly orbital mechanics and AOCS/GNC.
  • 10+ years’ experience of systems engineering within the commercial space industry.
  • 5+ years’ recent experience in a line management role.
  • Experienced and enthusiastic people manager, with a focus on leading and building strong teams, able to put the team and plan interests first.

 
Benefits

  • Flexible working around core hours in a friendly and supportive environment.
  • Hybrid working available.
  • Optional (9-day working fortnight).
  • 25 days holiday (increasing yearly up to a maximum of 28 days) + 8 days Bank Holiday.
  • Life insurance and long-term sick pay.
  • Private healthcare.
  • Relocation allowance.
  • Visa sponsorship for employees considered.
  • New state of the art office and cleanroom facility.

If your skills and experience match this Space Systems Engineering Manager opportunity, we encourage you to apply now.

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Space Systems Engineering Manager

  • South East, Oxfordshire, Oxford, UK
  • £85000 - £95000 per annum, Benefits: Hybrid, flexible working, private healthcare, & more!
  • Permanent
  • V-33122-1

Holt Executive are currently partnered with a global leader in Space Sustainability, a dynamic and rapidly growing technology innovator who are making hugely positive contributions to the growing problem of orbital space debris.

They require a Space Systems Engineering Manager to lead a highly talented, passionate team on all space system engineering activities. This role will have overarching management responsibility for the spacecraft systems team; ensuring everyone works together to deliver appropriate solutions, to schedule and cost, across all projects.

The company are fast-growing, and you will have the platform to expand on your experience and develop your skills further to enable your team to deliver amazing results and make a difference every day, by driving missions forward.
 
Responsibilities for the Space Systems Engineering Manager:

  • Leadership and technical mentoring to the systems engineering group.
  • Line management of Systems Team Leads.
  • Manage hiring on a permanent and temporary basis, including outsourcing etc.
  • Review scoping and costing for new project work packages.
  • Review and communicate work package, and other plans, within the group and to Project Managers, including any technical or schedule risks.
  • Ensure the quality of standards and procedures within the Systems Group.
  • Define, map and propose relevant processes and procedures.
  • Provide input and guidance to the technology roadmap for Systems.

Essential Skills required by the Space Systems Engineering Manager:

  • Bachelor’s or Master’s degree in relevant engineering or scientific discipline.
  • Excellent knowledge of systems engineering standards and space industry standards.
  • The ability to appropriately tailor and adapt standard engineering practises to a lean and fast-paced engineering development environment.
  • Working technical knowledge of various space- and ground- segment subsystems and specialist functions, particularly orbital mechanics and AOCS/GNC.
  • 10+ years’ experience of systems engineering within the commercial space industry.
  • 5+ years’ recent experience in a line management role.
  • Experienced and enthusiastic people manager, with a focus on leading and building strong teams, able to put the team and plan interests first.

 
Benefits

  • Flexible working around core hours in a friendly and supportive environment.
  • Hybrid working available.
  • Optional (9-day working fortnight).
  • 25 days holiday (increasing yearly up to a maximum of 28 days) + 8 days Bank Holiday.
  • Life insurance and long-term sick pay.
  • Private healthcare.
  • Relocation allowance.
  • Visa sponsorship for employees considered.
  • New state of the art office and cleanroom facility.

If your skills and experience match this Space Systems Engineering Manager opportunity, we encourage you to apply now.

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Robotics Systems Engineer

  • United Kingdom
  • £40000 - £90000 per annum
  • Permanent
  • V-34762

Robotic System Engineer

An experienced and motivated robotics system engineer with a strong background in space, aerospace, or other technical industries is sought for this exciting opportunity at a state-of-the-art facility based in Harwell, UK.

This role offers the chance to join a friendly, skilled, and dynamic team within a rapidly growing organization. As a senior member of the payload team, you will lead specific aspects of project work, mentor team members, and provide subject matter expertise to support the design, development, testing, and operations of unique capture systems for missions under demanding timescales. Collaboration across engineering functions and suppliers globally is a key aspect of this role.

In this position, you will contribute to addressing the critical challenge of orbital debris, working to ensure space remains a valuable asset for humanity.

Responsibilities

  • Develop and review robotics system requirements and verification strategies (at spacecraft, subsystem, and unit levels) for on-orbit servicing missions.
  • Review inputs from and lead co-engineering sessions with robotics suppliers to assess system suitability for specific missions and ensure compatibility.
  • Plan and support the design of innovative technology and hardware, including unit modules and ground support equipment, to meet mission requirements.
  • Collaborate with experts in other engineering disciplines (mechanical, thermal, software, electrical, etc.) to solve complex problems.
  • Work with the AIV team to ensure robotics designs consider manufacturing, assembly, integration, and testing ease.
  • Define and perform hardware-related activities throughout spacecraft design, development, AIV phases, and launch campaigns.
  • Generate and maintain systems documentation, including specifications, ICDs, procedures, reports, technical notes, and design descriptions.
  • Prepare inputs for project lifecycle reviews (e.g., PDR, CDR).
  • Support procurement by engaging with the manufacturing supply chain and suppliers.
  • Contribute to broader organizational projects and activities.

Essential Skills

  • Degree in robotics, systems engineering, aerospace engineering, or another relevant discipline (Bachelor’s, Master’s, or equivalent).
  • 5–10+ years of robotics experience.
  • Proven experience in leading complex, safety-critical mechanism design lifecycles from concept through analysis, testing, and operations.
  • Professional experience in robotics analysis, design/procurement, and testing, ideally for spacecraft.
  • Deep understanding of robotics design and its challenges in the space environment.
  • Knowledge of trade-offs in robotics system design, selection, and application.
  • Familiarity with robotics suppliers, products, and R&D trends.
  • Understanding of spacecraft mission lifecycles and milestones (e.g., MDR, PDR, CDR).
  • Strong system engineering skills and requirements management experience across full project lifecycles.
  • Expertise in designing innovative hardware and solving complex engineering problems under tight schedules.

Desirable Skills

  • Experience addressing robotics design challenges in the space sector.
  • Knowledge of manipulator technologies for on-orbit servicing.
  • Familiarity with magnetism and magnetic properties in capture mechanisms.
  • Experience using CAD tools such as SolidWorks, CATIA, NX, CREO, or similar, and PDM.
  • Proficiency in multi-body dynamics modeling tools like Hyperworks.
  • Ability to model and simulate kinematic systems and robotics.
  • Skills in data processing and automation using VBA or Python.
  • Broad knowledge of topics like debris removal, end-of-life missions, and in-orbit servicing.
  • Proactive mindset with the ability to clarify objectives, manage changes, and apply sound engineering judgment in uncertain situations.
  • Leadership and management experience.

Benefits

  • Competitive salary.
  • Work with a diverse, talented international team using cutting-edge technology.
  • Flexible working arrangements around core hours.
  • Hybrid working options (role-dependent).
  • 25 days holiday (increasing up to 28 days) plus 8 bank holidays.
  • Life insurance and long-term sick pay.
  • Private healthcare (taxable benefit).
  • Relocation allowance.
  • Visa sponsorship available (UK only).
  • Access to modern office and cleanroom facilities.
  • Regular social events.

If your qualifications and experience align with this Robotics System Engineer opportunity, we encourage you to submit your CV to info@holtexecutive.com for consideration.

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Senior Mechanical Design Engineer

  • South East, West Sussex, UK
  • £45000 - £60000 per annum
  • Permanent
  • V-32553

Holt Executive are partnered with an innovative and leading design and manufacturing business that specialises in electro-optics and supplies to a variety of markets across the globe. Due to continued growth, they have an immediate requirement for a Senior Mechanical Design Engineer at their site in West Sussex.

The successful Senior Mechanical Design Engineer will have a proven track record of designing and developing complex electro-mechanical mechanisms. They will be able to lead a small, mixed-discipline project team and produce quality design solutions that meet cost, time, and quality requirements.

As the Senior Mechanical Design Engineer, you will play a pivotal role in the design and development of new products from concept to production.

Key Responsibilities for the Senior Mechanical Design Engineer:

  • Oversee the creation of 3D CAD designs using SolidWorks.
  • Perform classical engineering analysis on designs, including stress, fatigue & vibration.
  • Conduct lab testing to verify and validate design outputs.
  • Prepare engineering reports to support new product designs and failure investigations.
  • Collaborate with wider engineering teams to integrate electronic, control, and drive systems into equipment designs.
  • Provide support for production, test, and field engineering teams.
  • Work with project managers and sales teams to estimate design timelines and keep them apprised of progress.

Skills & Experience for the Senior Mechanical Design Engineer:

Essential:

  • Proven experience in the design of complex mechanisms and structures.
  • Experience in designing systems from concept to production.
  • Ability to analyse loads on and design solutions for items such as gear drives, bearings, and motors.
  • Understanding of the application of machining, casting, fabrication, and moulding techniques.
  • Experience in the use of a 3D CAD system (ideally SolidWorks).

Desirable:

  • Experience in designing for harsh environments.
  • Experience in the defence or related sectors, particularly in R&D and manufacturing.
  • Experience and knowledge of coaching in support of talent development.
  • Previous experience in a similar senior-level role.

Work-life balance:

  • 37.5-hour working week.
  • Hybrid/flexible working arrangements.

Company Benefits:
•              Competitive salary.
•              28 days annual leave.
•              Group pension plan.
•              Income protection scheme.
•              Life assurance policy.
•              Excellent learning & development opportunities.
•              Great working environment with free, onsite car parking across all locations.

Security Clearance Requirements:
Due to the nature of our business, our staff need to be able to obtain UK Security Clearance as a mandated requirement. Therefore, if successful, you will need to provide proof of identity, employment history and right to work in the UK, along with proof of UK residency for at least five years.

If you are ready to take your career to the next level, we encourage you to apply to this Senior Mechanical Design Engineer opportunity today!

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Principal Mechanical Engineer

  • South East, West Sussex, UK
  • £60000 - £75000 per annum
  • Permanent
  • V-35808

Join our client and leverage your expertise and leadership in mechanical design to make a significant impact!

Holt Executive is partnered with a leading electro-optics design and manufacturing business, seeking a Principal Mechanical Engineer to join and lead their expanding Engineering team. If you are passionate about innovation and leadership in mechanical design, this role is for you.   As a Principal Mechanical Engineer, you will provide leadership and technical direction within a medium-sized, mixed discipline, project design team.  

Key Responsibilities for the Principal Mechanical Engineer:

  • Provide leadership and technical direction within a medium size, mixed discipline, project design team to produce quality design solutions in line within budget, time and quality requirements.
  • Lead in the creation of designs in 3D CAD using SolidWorks software and other mathematical modelling tools.
  • Lead and work in collaboration with the team to perform classical engineering analysis on designs, for performance including stress, fatigue & vibration using conventional analysis and computer simulation
  • Produce and manage detail engineering and assembly drawings for manufacturing, perform lab development and testing for verification and conformance of design outputs to meet the design inputs.
  • Be responsible for leading and developing engineering reports (in partnership with other engineering discipline Leads) to support new product designs, failure investigation and any other formal documentation to support customer requirements.

Key Skills and Experience for the Principal Mechanical Engineer:

  • Have experience in the design of complex mechanisms and structures for use in harsh environments – preferably in the defence industry.
  • Have proven experience in the design of systems from original concept design, produced from a specification, through to production in a Lead role.
  • Be articulate to present complex technical arguments clearly and logically.
  • The ability to analyse the loads on, and design solutions for, items such as gear drives bearings and motors
  • A good understanding of motion control/servo control precision mechanisms.
  • An understanding of the application of machining, casting, fabrication and moulding techniques
  • Have experience in the use of SolidWorks CAD system.

   Company Benefits:

  • 37.5-hour work week with lunchtime finishes on Fridays.
  • 28 days annual leave and Christmas closure.
  • Employee Help@Hand Service providing access to remote GP services, second opinions, mental health support, and physiotherapy consultations.
  • Life Assurance Policy, including Bereavement Counselling and Probate Helpline.
  • Company Share Incentive Plan and Save as You Earn Scheme.
  • Wellbeing initiatives, including access to the Aviva Wellbeing App and regular wellbeing activities.
  • Employee discount scheme, including access to a wellbeing hub.
  • Excellent Learning & Development opportunities.

 
Security Clearance Requirements:
Due to the nature of our business, our staff need to be able to obtain UK Security Clearance as a mandated requirement. Therefore, if successful, you will need to provide proof of identity, employment history and right to work in the UK, along with proof of UK residency for at least five years.

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IT Infrastructure Support Engineer

  • South East, Surrey, Redhill, UK
  • Competitive
  • Permanent
  • V-36829

Holt Executive is excited to partner with a leading global connectivity provider in the search for an exceptional  IT Infrastructure Engineer. This collaboration highlights our shared commitment to delivering innovative solutions and attracting top-tier talent. We are seeking a skilled professional to play a key role in providing day-to-day hands on technical support and management of the internal Corporate and customer-managed IT Infrastructure and projects. This partnership reflects Holt Executive’s dedication to connecting forward-thinking companies with outstanding candidates who drive innovation and success. Be Part of the Future of Global Connectivity

We are seeking a talented and motivated IT Infrastructure Engineer to join a dynamic team working on cutting-edge connectivity solutions. This is a fantastic opportunity to be part of a forward-thinking organization, contributing to the development and maintenance of advanced systems that enable seamless communication across industries worldwide.

About the Role:   The role involves providing hands-on technical support and management of both internal and customer IT infrastructure, ensuring 24/7 service delivery, and acting as an expert on corporate systems and servers, while supporting internal users and remote sites globally   Key Responsibilities:

  • Build, maintain, and support physical/virtual environments, network storage, and backup/recovery systems to ensure high service availability.
  • Manage and support corporate IT infrastructure for HQ, remote offices, and customers, ensuring seamless operation and integration.
  • Ensure server builds and network configurations align with IT security policies and accreditation standards.
  • Maintain software compliance for server operating systems, applications, and client licenses, including regular audits.
  • Monitor server and service performance to ensure efficient operation.
  • Manage email infrastructure, including Exchange, cloud continuity services, SPAM filtering, and mobile device management (MDM).
  • Adhere to departmental change control processes and contribute to CCB meetings.
  • Build and maintain IT hosting infrastructure, including storage, virtual environments, email, and backups.
  • Build and maintain IT security infrastructure, including antivirus, update/patch management, and web filtering.
  • Build and maintain telephony equipment and servers, and install telephones on desks.

Requirements:

  • HND/Degree in Computer Science or related discipline, or at least 10 years’ experience in a demanding environment with a 100+ user network, including remote sites.
  • Extensive experience with virtual environments (VMware).
  • In-depth experience with email services, including Microsoft Exchange, Spam Filtering, cloud messaging, and continuity services.
  • Strong knowledge of Windows OS administration, Active Directory management, Group Policies, user/group management, and PowerShell.
  • Extensive experience maintaining server hardware and storage systems (NAS, SAN).
  • Strong understanding of IT security (anti-virus, hard drive encryption, client hardening, authentication).
  • Experience in High Availability environments, including clustering and disaster recovery.
  • Solid technical knowledge of IP network fundamentals.
  • Ability to achieve Direct Vetted Status (DV).

Desirable Skills:

  • Linux knowledge an advantage 
  • Experience of Blackberry UEM server or Mobile Device Management (MDM). 
  • Experience of administering and supporting IP phone systems. 
  •  In-depth experience of SNMP monitoring tools. Author: Nigel Quinn Document: IT Infrastructure Support Engineer Page: 4 of 4 Version 1.0 Date of Issue: 
  • A sound technical knowledge of any of the following: Endpoint Central, McAfee/Trellix Security, WebMarshal, Veeam, Microsoft SQL Server. 
  • Relevant Microsoft qualifications are a strong bonu.

What We Offer:

  • Competitive salary and comprehensive benefits package.
  • Opportunities for professional development and certifications.
  • A collaborative and innovative work environment.
  • The chance to work on impactful projects in a fast-evolving industry.

If you’re passionate about technology and eager to play a critical role in delivering innovative connectivity solutions, we’d love to hear from you.   Apply now to join a team dedicated to shaping the future of global communication. We are also a Disability Confident employer.

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Spectrum / Regulatory Engineer

  • South East, Greater London, London, UK
  • Competitive
  • Permanent
  • V-36496

Holt Executive are delighted to be partnered with a global leader across the Communication and technology space to support a critical Spectrum/ Regulatory Engineering position.

Our partner provides resilient, lifesaving Communications across a number of critical sectors around the world. With over 40 years of experience our partner has been investing and developing future Communications solutions to support the unconnected.

For the Spectrum / Regulatory Engineering hire, our partner is looking for a diligent and proactive tactical thinker who can work independently and a part of a team.

Key Responsibilities for the Spectrum / Regulatory Engineer:

  • Participate in national preparations for World Radiocommunication Conferences (WRCs) and ITU-R Working Parties
  • Represent in regulatory committees and working groups on frequency allocation and spectrum sharing matters, for example the International Telecommunication Union (ITU) and regional organizations
  • Represent in standardization bodies, such as 3GPP and ETSI
  • Develop positions, strategies and input contributions for meetings
  • Provide technical support on market access and business development activities
  • Advise market development, commercial and engineering teams, as well as senior management, on regulatory opportunities and risks
  • Plan and carry out ITU frequency coordination of networks in various frequency bands, including L-band, S-band, C-band, Ka-band and Q/V-band
  • Prepare strategy for frequency coordination and orbital slot acquisition

 
Key Experience and Qualifications for the Spectrum / Regulatory Engineer:

  • Bachelor’s Degree in Electrical Engineering, Science, Maths or another related technical discipline and 5+ years of professional relevant experience
  • Knowledge of satellite communications systems (link budgets, general radio theory and basic orbital mechanics), national and international spectrum regulations, policies and spectrum regulatory, registration and coordination processes
  • Knowledge of non-satellite wireless products, services and technologies
  • Experience of working in international regulatory and standardization for a, such as ITU
  • Understanding of policy and regulatory issues in the satellite sector, especially with regard to licensing and market access
  • Knowledge of broadband communications, and radiofrequency spectrum technology
  • Programming and interference analysis skills

 
If your skills and experience match this Spectrum / Regulatory Engineer opportunity, we encourage you to apply by sending your resume to info@holtexecutive.com.
 
 

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Telecommunication / Field Service Engineer – VSAT

  • Norway
  • Competitive
  • Permanent
  • V-36359

Holt Executive are delighted to be partnered with a globally recognised communication and technology leader to support a critical hire within their Field Service / Telecommunication Engineering team.

Our partner provides unrivalled connectivity solutions across several key and critical sectors. This role will specifically support our partners Energy and O&G customers to support their telecommunication requirements using solutions such as VSAT, Fibre optics & LTE systems.

Our partner is looking for someone with solid technical and troubleshooting experience across a telecommunication and SATCOM product portfolio. It is essential for this individual to be driven by customer satisfaction and have complex problem-solving skills.

Key Responsibilities – Telecommunication / Field Service Engineer – VSAT:

  • Installation, commissioning & fault diagnostics of VSAT fixed single and dual Antenna Systems
  • Commissioning & fault diagnosis of single & multiple carrier services on the above systems related to specific manufacturer Satellite access technologies for SCPC, TDMA, IDirect, newtech & CnC
  • Installation and commissioning of LEO VSAT systems such as Avanti
  • Installation and commissioning of LTE services in the North Sea
  • Installation of P2P/LOS and Fiber Optic WAN services
  • Installation, configuration, and commissioning of managed Network Lan infrastructure on site

 Key Experience Required – Telecommunication / Field Service Engineer – VSAT:

  • HNCHND Electrical/Electronic/Computer Engineering qualification
  • 5 years’ experience in a similar role 
  • Seatel, Intellian, Orbit factory training certifications
  • GVF Certifications relevant to VSAT
  • Approved Fibre training ( splicing and measurement )
  • Proven experience of electrical installation & termination
  • Proven knowledge of basic LAN network infrastructure hardware, cabling & test
  • Proven knowledge of associated test equipment (Spectrum Analyser, RF Power meter, DVM,OTDR, Lan Tester)
  • EU or Norwegian citizenship ability to work in Norway (sponsorship not available)

 If your skills and experience match this – Telecommunication / Field Service Engineer – VSAT opportunity, we encourage you to apply by sending your resume to info@holtexecutive.com

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