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Holt Executive are partnered with a leading Global Satellite and Space leader that provides reliable and secure satellite-delivered voice and high-speed data communications solutions to broadcast, telecommunications, corporate and government customers worldwide. They are now developing a LEO constellation that will revolutionize global broadband connectivity for enterprise.
 
They require a Communication Systems Engineer – Payload to play a crucial role in developing a revolutionary end-to-end satellite communication system. You’ll collaborate with experts across disciplines to design and define their system’s architecture.
 
Key Responsibilities for the Communication Systems Engineer – Payload:

• Collaborate with cross-functional teams to define system architecture, system requirements, and network element specifications.
• Craft key aspects of the system, including communication protocols, resource allocation mechanisms, network entry mechanisms, management systems, and more.
• Lead and guide junior engineers, fostering their growth and expertise.
• Document the system architecture comprehensively for optimal performance and reliability.
• Collaborate with the System Integration and Test team for seamless integration of all system elements.
• Identify and manage technical risks related to the system design and develop mitigation strategies to stay ahead of industry trends.
• Contribute innovative ideas and collaborate with external partners for project success.

Key Education & Experience for the Communication Systems Engineer – Payload: 

• Bachelor’s, Master’s, or Ph.D. degree in Electrical Engineering, Aerospace Engineering, or a related field.
• Proven experience in satellite system architecture and design.
• Strong experience in Payload technology, and Radio Frequency (RF) engineering.
• Strong knowledge of satellite communication protocols, orbital mechanics, and space systems. Ideally with experience in software-defined satellite communication payloads.
• Familiarity with regulatory bodies and space industry standards.
• Must be a US or Canadian Citizen.

The successful candidate must be able to work in Canada and obtain Reliability Clearance.

This opportunity offers a hybrid work model with 4 days in the office per week and occasional travel is anticipated.
 
If your skills and experience match this Communication Systems Engineer – Payload opportunity, we encourage you to apply now!

Holt Executive are partnered with a leading Global Satellite and Space leader that provides reliable and secure satellite-delivered voice and high-speed data communications solutions to broadcast, telecommunications, corporate and government customers worldwide. They are now developing a LEO constellation that will revolutionize global broadband connectivity for enterprise.
 
They require a Communication Systems Engineer – Payload to play a crucial role in developing a revolutionary end-to-end satellite communication system. You’ll collaborate with experts across disciplines to design and define their system’s architecture.
 
Key Responsibilities for the Communication Systems Engineer – Payload:

• Collaborate with cross-functional teams to define system architecture, system requirements, and network element specifications.
• Craft key aspects of the system, including communication protocols, resource allocation mechanisms, network entry mechanisms, management systems, and more.
• Lead and guide junior engineers, fostering their growth and expertise.
• Document the system architecture comprehensively for optimal performance and reliability.
• Collaborate with the System Integration and Test team for seamless integration of all system elements.
• Identify and manage technical risks related to the system design and develop mitigation strategies to stay ahead of industry trends.
• Contribute innovative ideas and collaborate with external partners for project success.

Key Education & Experience for the Communication Systems Engineer – Payload: 

• Bachelor’s, Master’s, or Ph.D. degree in Electrical Engineering, Aerospace Engineering, or a related field.
• Proven experience in satellite system architecture and design.
• Strong experience in Payload technology, and Radio Frequency (RF) engineering.
• Strong knowledge of satellite communication protocols, orbital mechanics, and space systems. Ideally with experience in software-defined satellite communication payloads.
• Familiarity with regulatory bodies and space industry standards.
• Must be a US or Canadian Citizen.

This opportunity is located out of Bethesda, Maryland and will require regular travel to Canada. Hybrid and remote will be considered. 
 
If your skills and experience match this Communication Systems Engineer – Payload opportunity, we encourage you to apply now!

Mission Assurance Engineer

Holt Executive are partnered with a global Satellite and Space leader that provides reliable and secure satellite-delivered voice and high-speed data communications solutions to broadcast, telecommunications, corporate and government customers worldwide. They are now developing a LEO constellation that will revolutionize global broadband connectivity for enterprise.

Our partner is seeking a Mission Assurance Engineer to play a vital role in the development and deployment of mission assurance processes through the entire lifecycle of the program.

Key Responsibilities for the Mission Assurance Engineer:

• Be the main point of contact for the different program segments on mission assurance activities and deliverables.
• Reviewing and approvals of quality plans ensuring they meet contractual requirements.
• Attend and participate in design and manufacturing review meetings, ensuring that quality requirements are being met – covering design, manufacturing, inspection, test, and integration of products and software.
• Oversight of engineering documentation to set quality requirements.
• Non-conformance reviews.
• Responsible for corrective action, and preventative action processes.
• Perform audits, inspections, and assessments internally, and for suppliers.

Key Skills & Experience for the Mission Assurance Engineer:

• A degree in Engineering, Science, or a related field.
• 8+ years of experience within mission assurance, or quality engineering, ideally in the satellite or telecommunications industry.
• Proven experience in failure and anomaly investigation, corrective and preventative action.
• Proven experience in process improvement and implementation.
• Proven experience in undertaking internal and supplier audits and inspections.
• Experience and the ability to assess technical statuses, and issues within hardware, software, and operations.
• Excellent communication skills.

The successful candidate must be able to work in Canada and be able to obtain a Reliability Clearance.
 
This opportunity offers a hybrid work model with 4 days in the office per week and occasional travel is anticipated.
 
If your skills and experience match this Mission Assurance Engineer opportunity, we encourage you to apply now!

Holt Executive is Hiring – Senior Spacecraft Systems Engineer  Holt Executive is partnering with a leading space technology company to find a Senior Spacecraft Systems Engineer to join their dynamic team in Harwell, UK. This is an exciting opportunity to work on innovative space missions, playing a key role in mission design, spacecraft system development, and technical leadership.

About the Role: As a Senior Spacecraft Systems Engineer, you will lead key aspects of mission architecture, system design, and verification processes, working on next-generation satellite platforms. You will collaborate with multidisciplinary teams to define mechanical, thermal, and propulsion system requirements, ensuring mission success.

This role is ideal for an experienced systems engineer with hands-on experience in spacecraft development, looking to mentor engineers, drive technical decisions, and contribute to groundbreaking space missions.

Key Responsibilities:

• Develop spacecraft mission and system designs, including requirements derivation.
• Lead validation and verification of mechanical, propulsion, and thermal subsystems.
• Perform mission analysis and spacecraft modelling to support design trade-offs.
• Manage satellite platform budgets, including mass and power constraints.
• Support the production of test and verification plans for system validation.
• Conduct feasibility studies for different satellite architectures.
• Assist with bid work, providing technical solutions and documentation.
• Maintain configuration control over system designs and documentation.
• Guide a multi-disciplinary engineering team in the delivery of spacecraft projects.

Essential Skills:

• Bachelor’s or Master’s degree in Systems Engineering, Electrical Engineering, or a related discipline.
• 10+ years of commercial experience in a systems engineering role for satellite platforms.
• Strong understanding of systems engineering principles, spacecraft constraints, and environmental testing.
• Experience in defining mechanical, thermal, and propulsion subsystem requirements.
• Knowledge of the full satellite project lifecycle, including review gates such as SRR, PDR, and CDR.
• Familiarity with key spacecraft subsystems, including GNC, C&DH, EPS, propulsion, communications, and ground segment operations.
• Experience in developing systems engineering documentation, including CONOPS, DDVP, ICDs, FMECA, and verification plans.
• Understanding of AIT (Assembly, Integration, and Test) processes, including manufacture, functional testing, and environmental testing.
• Awareness of space sustainability concepts, including debris removal and in-orbit servicing.

Desirable Skills:

• Experience in project management, procurement, bid support, or manufacturing.
• Proficiency in engineering and modelling tools (e.g., ModelSim, MATLAB, STK) and scripting languages such as Python.
• Knowledge of space regulations, licensing, and policy frameworks related to space sustainability.
• Familiarity with missions related to debris removal, in-orbit servicing, or autonomous spacecraft operations.

What’s on Offer?

• Competitive salary and benefits package.
• Work with a highly talented, international team on cutting-edge space missions.
• Hybrid working and flexible schedule options.
• Private healthcare, life insurance, and relocation support.
• Access to state-of-the-art office and cleanroom facilities.
• Regular social events and career development opportunities.

If you are a highly skilled spacecraft systems engineer looking to lead impactful space missions, apply today or contact Holt Executive for more details!

Holt Executive is Hiring – Digital Electronics Engineer (C&DH)  Holt Executive is partnering with a leading space technology company to find a Digital Electronics Engineer (Command & Data Handling) to join their team in Harwell, UK. This is an exciting opportunity to play a key role in the development of mission-critical spacecraft electronics, supporting innovative space missions that push technological boundaries.

About the Role: As a Digital Electronics Engineer (C&DH), you will be responsible for designing, developing, and testing electronic systems for spacecraft, covering the full lifecycle from early design to assembly, integration, and verification (AIV). The role involves working on complex spacecraft data handling architectures, interface design, and system testing, ensuring the smooth operation of mission-critical electronics.

This position offers the opportunity to shape the direction of C&DH engineering within a growing and dynamic team, contributing to space missions that require high-speed data processing, precision control, and fault-tolerant electronics.

Key Responsibilities:

• Develop and design Command & Data Handling (C&DH) subsystems for spacecraft.
• Define subsystem requirements, test plans, and verification processes.
• Manage data processing and power budgets for onboard electronics.
• Design and review C&DH architectures, ensuring compatibility with mission needs.
• Conduct FMECA (Failure Mode, Effects, and Criticality Analysis) and FDIR (Fault Detection, Isolation, and Recovery) processes.
• Collaborate with system engineers, ground segment teams, and operations teams to integrate and validate spacecraft systems.
• Plan, prepare, and execute electrical subsystem and system-level verification tests, including writing test scripts and supporting environmental testing.
• Work with suppliers and procurement teams to define specifications and evaluate C&DH equipment.

Essential Skills:

• Bachelor’s or Master’s degree in Electrical Engineering or a related discipline.
• 2+ years of commercial experience in electronic and/or system design for satellite Command & Data Handling (C&DH) systems.
• Experience working with industry-standard spacecraft communication protocols such as CCSDS, I2C, RS422, SpaceWire, and CAN.
• Understanding of C&DH system operations, avionics interfaces, and mission electronics.
• Hands-on experience in developing and executing test plans for spacecraft avionics.
• Strong knowledge of systems engineering and requirements management throughout the project lifecycle.

Desirable Skills:

• Experience with FPGA design using Verilog/VHDL.
• Proficiency in Python for test scripting.
• Hands-on experience handling and testing flight hardware in a cleanroom environment.
• Knowledge of GNSS systems and time synchronization for satellites.
• Understanding of radiation tolerance analysis and space-grade electronics for Low Earth Orbit (LEO).
• Familiarity with space sustainability initiatives, such as active debris removal and in-orbit servicing.

What’s on Offer?

• Competitive salary and benefits package.
• Work with a highly skilled, international team on cutting-edge space electronics.
• Hybrid working and flexible schedule options.
• Private healthcare, life insurance, and relocation support.
• Access to state-of-the-art office and cleanroom facilities.
• Regular social events and professional development opportunities.

If you’re passionate about digital electronics and spacecraft C&DH systems, apply today or contact Holt Executive to learn more!

Holt Executive is Hiring – Flight Dynamics Engineer Holt Executive is partnering with a leading space technology company to find a Flight Dynamics Engineer to join their growing team in Harwell, UK. This is an exciting opportunity to contribute to mission design, orbital manoeuvres, and space safety, working at the forefront of satellite operations and rendezvous missions.

About the Role: As a Flight Dynamics Engineer, you will be involved in mission trajectory planning, orbit determination, and real-time operations for spacecraft engaged in advanced orbital activities, including rendezvous, docking, separation, and end-of-life manoeuvres. You will play a key role in developing flight dynamics tools, algorithms, and monitoring systems while collaborating with global partners to ensure safe and efficient space operations.

Key Responsibilities:

• Support mission design and trajectory planning, from requirements derivation to algorithm development.
• Perform modelling, simulation, and analysis for orbital manoeuvres and relative motion.
• Enhance safe rendezvous capabilities and improve flight dynamics processes.
• Develop state-of-the-art telemetry monitoring and command generation tools.
• Work with Space Situational Awareness (SSA) providers to ensure safe spacecraft operations.
• Support real-time operations, including LEOP, manoeuvre planning, orbit determination, and collision avoidance.
• Contribute to multi-object orbit estimation, filtering methods, and image processing.

Essential Skills:

• Bachelor’s degree in Mathematics, Computer Science, Software Engineering, or a relevant discipline.
• Proficiency in programming, with experience in MATLAB and Python preferred.
• Strong analytical and problem-solving skills with a calm, organised approach.
• Ability to work on multiple tasks simultaneously in a dynamic environment.

Desirable Skills:

• Master’s or PhD in a relevant field.
• Experience in spacecraft flight operations.
• Familiarity with Linux, scripting, and version control.
• Background in Mission Analysis, Filtering Methods, GNC, or Image Processing.

What’s on Offer?

• Competitive salary and benefits package.
• Work with a highly talented, international team on cutting-edge space missions.
• Hybrid working and flexible schedule options.
• Private healthcare, life insurance, and relocation support.
• A brand-new state-of-the-art office and cleanroom facility.
• Regular social events and a collaborative work environment.

If you’re passionate about space mission design and flight dynamics, apply today or contact Holt Executive to learn more!

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

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.

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 Payload Systems Engineer with vast experience in Communication/RF Payloads to play a crucial role in managing and optimizing satellite payload communication systems.
 
Key Skills & Experience Required by the Payload 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 Payload Systems Engineer opportunity, we encourage you to apply by sending your CV now!

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 Signal Processing 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 Signal Processing 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 Signal Processing 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 Signal Processing Engineer opportunity, we encourage you to apply now!