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Position Overview
Join a pioneering team working on the verification and validation of embedded real-time software for orbital debris mitigation missions, including advanced satellite capture and retirement services.

This role offers a unique opportunity for professionals experienced in real-time embedded software to contribute to innovative and challenging projects in the space sector.

As a key member of the team, you will focus on flight software verification and validation for satellite onboard computers. The role involves defining solutions based on requirements, collaborating with other subsystem teams, performing verification, integration, and testing, as well as integrating Computer Vision and Guidance, Navigation, and Control software into the flight software environment.

Responsibilities

• Perform flight software verification, validation, and integration.
• Develop and deliver verification and validation (V&V) plans for flight software.
• Set up and maintain test environments for flight software.
• Review requirements, interface control documents (ICDs), architecture, design, and plans for flight software.
• Conduct various aspects of testing, including non-functional and automated regression tests.
• Identify and implement test equipment and solutions to support flight software.
• Collaborate with subsystem and system-level teams to identify software needs and develop solutions.
• Participate in mission system test and simulation campaigns.
• Facilitate knowledge sharing and provide technical reviews for projects across the organization.

Essential Skills

• Strong expertise in automated and manual testing.
• Proficiency with Git.
• Proven experience developing software test environments and QT-based interactive applications.
• Advanced programming skills in Python, including dependency management and virtual environments.
• Experience in software development for real-time embedded systems (C/C++).
• Knowledge of real-time system implementation.
• Ability to develop and execute test plans.
• Self-motivated and proactive, with excellent planning and collaboration skills.

Desirable Skills

• Experience developing software for the aerospace sector.
• Familiarity with VxWorks or RTEMS platforms.
• Experience in all stages of mission design, from concept to operations.
• Knowledge of CI/CD pipelines.
• Strong understanding of the software development lifecycle, including requirements, design, implementation, testing, and issue tracking.
• Familiarity with UML and commonly used protocols/standards (e.g., CCSDS, CAN, SpaceWire).
• Knowledge of the cFS software framework.
• Experience with SPARC V8 or PowerPC architecture.
• Proficiency in Linux system administration, shell scripting, and related tools.
• Scripting language expertise.

Benefits

• Competitive base salary.
• Work alongside a talented, diverse, and dynamic international team using cutting-edge technology.
• Flexible working hours around core times in a supportive environment.
• Hybrid working options (dependent on role requirements).
• Optional 9/75 fortnight.
• 25 days holiday (increasing to a maximum of 28 days) plus 8 bank holidays.
• Life insurance and long-term sick pay.
• Private healthcare (taxable benefit).
• Relocation allowance available.
• Visa sponsorship for eligible employees.
• State-of-the-art office and cleanroom facilities.
• Regular social events.

Holt Executive are delighted to be partnered with a global leader in providing remote connectivity and unrivalled technology solutions throughout the Maritime, Energy and Government communities.

Our Partner is seeking an experienced Field Service Engineering professional to support their Energy and Government customers in installing, servicing, and maintaining a wide range of products/ services and equipment, such as Cloud and IT, Hybrid Networks, Cyber Security, and other solutions.

With over 50 + years providing revolutionary bespoke solutions supporting unique global customer requirements. This is a great opportunity to work with and on some of the newest and most innovative products and services out there.

Key Responsibilities below – Field Service Engineer: 

• Responsible for the work and activities related to installation, service and maintenance of all Connectivity/Satellite Systems, IT Network, Hardware & software.

• Creation and filing of detailed documentation from installations, services, and maintenances for tasks assigned.

• Responsibility for completion of tasks on time with respect to agreed scope of work.

• Coordination with customer for successful implementation of tasks assigned.

• Cooperate with internal departments to solve technical and operational issues, close coordination with Support and Project Managers.

Key Experience and knowledge required for the Field Service Engineer: 

• Education in IT & Telecommunications (bachelor’s degree or similar) or proven work experience in relevant subjects.

• Have a good understanding on computer server configuration, network infrastructure and administration.

• Experience troubleshooting and problem solving hardware products – Telecommunciation or/And IT.

• Have a strong commitment to quality, and adherence.

• Must be flexible to work worldwide and travel.

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

Holt Executive is proud to exclusively partner with a world leader in global communication and technology to assist in securing a key hire for the role of Global Regulatory & Licensing Lead – Telecommunication.

An experienced Global Regulatory & Licensing Lead – Telecommunication professional is sought to join a dynamic government and regulatory affairs team, to lead global licensing efforts in government and regulatory affairs, managing authorizations to support worldwide service delivery.

Key Responsibilities for the Global Regulatory & Licensing Lead – Telecommunication:

• Develop and execute global licensing strategies aligned with business priorities and regional insights.
• Act as the primary contact for licensing and market access.
• Manage intricate licensing projects, tracking and communicating progress on a country-by-country basis.
• Collaborate with regulatory teams to resolve application barriers.
• Partner with cross-functional teams to gather inputs and review licensing materials.
• Create templates for applications that showcase service offerings and network asset technical details.
• Engage with business teams to understand product roadmaps, provide feedback on licensing considerations, and align with deployment priorities.
• Evaluate national licensing requirements for planned network operations and business activities.
• Maintain and update the global licensing database in collaboration with team members and IT resources.
• Ensure compliance with licensing obligations by managing the license portfolio effectively.

Key Experience for the Global Regulatory & Licensing Lead – Telecommunication:

• Proven experience in government and regulatory affairs with a focus on telecommunications licensing.
• Strong teamwork skills and the ability to collaborate and communicate effectively with leadership and teammates.
• Exceptional administrative and organizational skills with attention to detail and accuracy.
• Proactive, adaptable, and capable of managing multiple projects in a fast-paced environment with meeting deadlines consistently. 
• Willingness to travel up to 20%.

 If your qualifications and experience align with this Global Licensing Lead opportunity, we encourage you to submit your CV to info@holtexecutive.com for consideration.

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.

Our partner is seeking a Systems Engineer with experience in User Terminals/Modems to play a vital role in in the design and development of next-generation satellite user terminals.

Key Responsibilities for the Systems Engineer:

• Oversee the design, development, and optimization of Modem architecture designs ensuring they meet performance, cost, and reliability targets.
• Drive trade-space discussions in terms of modem performance, with network features and MEF service performance in mind.
• Collaborate with cross-functional engineering teams (FPGA, RF, Software, Hardware) to ensure that integration of the modem with other terminal components is seamless.
• Developing and implementing signal processing algorithms (including modulation, demodulation, error correction, and data compression).
• Performance analysis, and test reviews of modem designs, including link budget analysis.
• Ensure compliance is met with relevant industry standards (DVB-S2, DVB-RCS, 3GPP).
• Lead the development and testing of prototypes.
• Work with third-party vendors, manufacturers, and a cross-functional engineering and product team to ensure cohesion with the system design.
• Ensure detailed documentation for technical specifications, design guidelines, and test planning.

Key Skills & Experience for the Systems Engineer: 

• A Bachelor’s or Master’s degree in Electrical Engineering, Telecommunications, Computer Science, or a related field.
• 6+ years of experience in satellite communication systems, modem design, and ideally FPGA design and signal processing.
• Strong knowledge of digital communication systems, including modulation techniques, error correction methods, and RF systems.
• Proficiency with design and simulation tools such as MATLAB, Simulink, or similar. Experience with DSP programming is a plus.
• Experience with making trade-offs between performance and cost at the component and the system level.
• Experience with the full lifecycle of hardware and modem designs – from inception, design, production, and fielding.

 
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 Systems Engineer 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.
 
Our partner is seeking a Configuration Manager to play a vital role in in the success of their LEO constellation.
 
The successful Configuration Manager will support the Configuraiton Management Office, Project Managers, and Program Leads working on this next-generation satellite constellation.
 
Key Responsibilities for the Configuration Manager:

• Define, develop, and manage process, procedures and enabling tools to identify, document and manage the LEO program physical assets.
• Share your knowledge of ITAR process with those supporting the program.
• Maintenance of the inventory system assets (hardware).
• Controlling and documenting systems, hardware and software configurations.
• Supporting the software development, test environment managers and verification and test teams to develop, refine, and document process and procedure for the management of releases into formal test and production environments.
• Ensure that all required documentation has been generated, signed-off and captured.
• Support the software developers, lab managers and verification and test teams as required to ensure timely and accurate releases are executed.
• Keep the Configuration Identification Tree and other related systems configuration documentation/data resulting from approved changes up to date.
• Support the definition, preparation, and execution of configuration item status.
• Provide subject matter expertise on Configuration Management processes, procedure, standards, and systems.
• Collaborate with the Document Management Specialist to track the implementation of document and data updates resulting from approved changes to completion.
• Ensure that all released documents are appropriately validated, logged, captured and status updated in the Document Centre.

  
Key Skills & Experience for the Configuration Manager:
 

• A degree in engineering/science, or another related field.
• 3+ years of related experience in working in an engineering design environment, interfacing with hardware, systems, software, and test Engineers.
• 2+ years of related experience in Data Management and/or Configuration Management
• 2+ years of related experience in Release Management.
• Formal training, certification or experience in the use and application of Configuration Management standards such as CM2, ANSI-EIA 649, or ISO 10007
• Experience using Software configuration management processes and tools.
• Excellent verbal and written communication skills in dealing with clients, internal and external stakeholders, senior management, and staff.
• Ability to, and experience in effectively communicate with technical and non-technical individuals.

 
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 Configuration Manager 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.
 
We have an exciting opportunity for a Payload Specialist to play a crucial role in the successful development of RF payloads.
 
Key Responsibilities for the Payload Specialist:
 

• You will work with a wide team of engineers to support on the development of key systems and interfaces relating to the payload, including end-to-end communication, network entry, service availability, and satellite payload power consumption management.
• Be responsible for the alignment of the RF payload design with the network performance in mind.
• Be the main interface between the company and the satellite and payload unit suppliers to ensure that the program requirements are being met with regards to development, qualification and performance.
• Ensure that the satellite and RF payload unit suppliers are working to schedule with the technical deliverables.
• Support with the resolution of any design, production or test issues with both interinal engineering teams and suppliers.
• Support and advise on payload integration activities.
• Review and analyze design data and actively participate in various PDRs, CDRs, and TRRs, and provide technical reports on the status of the program.
• Participate in In-Orbit Testing of satellite performance and provide recommendations for satellite acceptance and commissioning.
• Preparing presentations and regular status reports.

 
Key Skills & Experience Required by the Payload Specialist:
 

• A degree in Electrical/Aerospace (or equivalent).
• More than 10 years of relevant space industry experience.
• Knowledge and vast experience in RF satellite payloads and/or RF payload unit engineering.
• Experience interfacing with third parties and suppliers. 
• Experience with optical communications and/or digital communications and/or space electronics is a plus.
• Experience with onboard processing, space electronics, digital modulation, and network functions is a plus.

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 Payload Specialist opportunity, we encourage you to apply by sending your CV now!

Holt Executive is collaborating with an industry-leading bespoke manufacturing and engineering specialist who design, build, and supply advanced and future-proofed technology to the Naval, Land and Security sectors across the globe.

Our partner has an exciting opportunity for an experienced Senior Embedded Software Engineer to take the lead in designing and developing embedded software and Windows-based user interfaces.

Key Responsibilities for the Senior Embedded Software Engineer:

• Lead the end-to-end development of software applications, from concept design and requirements definition to detailed design and coding.
• Design and develop software applications, covering all stages from concept to detailed coding.
• Collaborate with Mechanical, Electrical, and Electronics engineers to ensure successful project delivery.
• Oversee all software requirements and address issues throughout the project lifecycle.
• Create robust software with a focus on fault management, fault reporting, and application health monitoring.
• Develop and maintain supporting documentation, including interface control documents, user manual inputs, and fault code lists with corrective actions.
• Assist customers with integration, commissioning, and problem resolution, including on-site support when necessary.

Key Skills and Experience for the Senior Embedded Software Engineer:

Essential –

• Strong degree in a related discipline.
• Experience of embedded software design and appreciation of associated hardware.
• Strong mathematics background.
• Experience in leading technical software projects.
• Experience of embedded software design and good general appreciation of associated hardware.
• Experience of writing C/C++ for embedded applications.
• Experience of the design and development of control systems, preferably of motor control principles and theory and interfaces.

Embedded Software/Firmware:

• Experience of using STM32 processors and Keil uVision development environment and tools.
• Communications such as Ethernet, RS422/UART, CAN, SPI etc.
• Hardware interfacing, GPIO, ADC, DACs etc.

Windows/User Interfaces:

• Understanding of developing desktop application and user centric interface design.
• QT and QT Creator– multiplatform development environment in C++.
• Visual Studio C++ and C#.
• Low latency programming techniques.
• Networking (TCP/UDP).

 
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, all 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.

Holt Executive are partnered with a leading design and manufacturing business with a cutting-edge product range that aids specific customer requirements, servicing a variety of markets across the globe including the Defence and Surveillance industries.

They require a Field Service Engineer to provide field support to customers worldwide ensuring the stable operation of hardware & software products. This will involve installing, configuring, maintaining, supporting, and optimizing all products and systems, which includes fire control systems, Naval electro-optical surveillance systems and land/vehicle surveillance systems.

Key Responsibilities for the Field Service Engineer:

• Offsite repairs to products and systems, and installation of new products at customer sites.
• After sales support and servicing to customers.
• Generating post site visit reports to include any recommendations and/or future actions.
• Strip-down / survey, repair, and test allocated customer repair returns.
• Testing and evaluating potential new equipment, sensors/cameras etc.
• Preparation of risk assessments and SSOW’s for installation/commissioning activities.
• Lead (as required) in-house Factory Acceptance Testing (FATs) and other customer activities.

Key Skills & Experience for the Field Service Engineer:

• Experience of complex systems maintenance with electrical and mechanical assembly tools.
• Electronics knowledge, including microcontrollers, with an understanding of basic control theory.
• Competent mechanical and electro-mechanical skills and understanding.
• A strong understanding and proficiency with electrical, mechanical, PC architecture, and software skills including problem diagnosis, software loading and updates.
• Comfortable working in exposed or adverse conditions at land and sea, including working at heights and with large heavy equipment.
• Must be willing to travel worldwide at sometimes short notice, working extended hours as necessary (company compensation policy applies).
• Clean driving licence with class C1 is desirable for driving company test vehicle.

Company Benefits:

• 37.5 hour working week. Company Compensation Policy applies to overtime hours.
• Lunchtime finishes on a Friday.
• 28 days annual leave plus bank holidays.
• Christmas closure.
• Group pension plan – matched contributions up to 5%.
• Income protection scheme and Employee Assistance Programme.
• Employee Help@Hand service gives you and your family access to 4 key services including remote GP service, second opinion, mental health pathway service and physiotherapy consultations.
• Life assurance policy, including bereavement counselling and probate helpline.
• Company shares incentive plan and save-as-you-earn scheme.
• Group electric vehicle salary sacrifice scheme.

Security Clearance Requirements:

Due to the nature of the business, applicants 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 your skills and experience match this Field Service Engineer opportunity, we encourage you to apply now!

Holt Executive are partnered with a prominent aviation technology pioneer, providing market-leading products to some of the biggest names in commercial aviation.

Our partner is seeking UK CAA Licensed CAT A, B1 OR B2 Aircraft Engineers on a permanent basis to join their team at Heathrow. 

The UK CAA Licensed CAT A, B1 OR B2 Aircraft Engineers will leverage their expertise to perform comprehensive aircraft maintenance, both inside and outside the cabin. This includes maintaining In-Flight Entertainment Systems and ensuring all modifications comply with strict UK CAA regulations.

Salary – Upto £62.9k depending on license type + £5k to £8k towards license maintenance + £6150 shift allowance. 

Key Responsibilities for the UK CAA Licensed CAT A, B1 OR B2 Aircraft Engineers:

• Perform built-in test (BIT) and manual test of IFE systems.
• Troubleshoot electronic units, cabling or seat consoles in which failures occur down to the line replaceable modules, using knowledge of electronic theory.
• Identify necessary repairs to restore functional acceptance, which may require replacing defective line replaceable modules and/or cabling.
• Perform maintenance checks on Customer aircraft for various airlines.
• Operate a vehicle on airport property and around aircraft.
• Operate airline communications equipment.
• Communicate and interface with customers.
• Document the testing and repairs using computer and bar-coding equipment.
• Assist in tracking the spare inventory.
• Perform other related duties as assigned by immediate supervisor or upper management.

 Key Skills and Experience Required by the UK CAA Licensed CAT A, B1 OR B2 Aircraft Engineers:   

• Licenses: Must have an A or B1 or B2 license with a Type Rating on (A380, A350, A330, A320, 787, 777, 767)
• Must be able to pass a 5-year background check, extensive security and reference checks for Airside access.
• Must be eligible to live and work in the UK.
• Must have a valid driver’s license.
• General knowledge of fundamental electrical Engineer or related experience acquired through commercial aviation, military experience or technical school education is highly preferred, but not required.
• IFE or avionics experience is highly preferred, but not essential.
• Must have the ability to climb and work from a ladder or platform, and endure sitting, standing, bending or twisting for extended periods.
• Must have the ability to lift up to 50 pounds.
• Ability to operate under extreme weather conditions and in confined spaces for extended periods.
• Ability to read, comprehend and follow instructions, procedures, blueprints, diagrams, and manuals and to comprehend and follow verbal instructions in English.
• Proficient in MS Office Suite.

If your skills and experience match this UK CAA Licensed CAT A, B1 OR B2 Aircraft Engineers opportunity, we encourage you to apply by sending your CV to info@holtexecutive.com 

Are you an experienced Electronics Engineer ready to lead and innovate?

Holt Executive are partnered with a leading design and manufacturing business that specialises in electro-optics and supplies to a variety of markets across the globe.

Our partner is seeking a Principal Electronics Engineer to help lead electronics design within a team of 15 engineers, providing significant experience and insight to project development and acting as a role model for less experienced engineers, engaging in substantial R&D developments and analytical research.

The role is anticipated to be dual Electrical and Electronic, with the following definitions:

• Electronics Engineer providing expertise of circuit design, components, and PCB technology. Working in technology areas of EMC, Power Management, Servo Control, processor interfacing and communications.
• Electrical Engineer providing expertise in the realms of power and signal transmission over wired medium with ability to define and objectively review an overall architecture, including power management, system wiring and knowledge of production processes.

Key Responsibilities for the Principal Electronics Engineer:

• The role will often include leading headline projects for the business and will be expected to set the standards of good engineering practice, leading by example, and often be seen as an expert in their given field. The Principal Engineer is expected to proactively review and enhance engineering processes, with inherent drive and passion for innovating all aspects of work.
• Regular communication with senior management, directors and key customers, and often helping to support development of bids, proposals and acquisition of new business.
• Take a lead role in developing or enhancing technology within the business, providing subject matter expertise for technology areas and apply these to R&D development activities or projects.
• Take technical leadership of multi-disciplined projects, with ability to foster a culture a systematic approach.
• Take a line management supporting role to support other engineers as part of a smaller sub team overseeing development, training and support needs.

Key Skills & Experience for the Principal Electronics Engineer:

• Strong degree in a related discipline accredited by the IET.
• Typically, 10 years relevant experience expected.
• Experience of leading and supervising projects or people.
• Solid all-round theoretical and practical understanding of electronics designs.
• Ability to complete analysis-based activities i.e. (circuit emulation, performance, or power budgets).
• Ability to highlight key project risks, schedules, mitigations and identify critical design activities.
• Overall awareness of the full project lifecycle ranging from bids through to continuing customer support.
• A proven track record of innovation-based approaches to all aspects of engineering/leadership.
• Ability to investigate and fault find technical problems at PCB or system level, with capability to identify root cause or procedural reforms.

Company Benefits:

• 37.5 hour working week.
• Lunchtime finishes on a Friday.
• 28 days annual leave.
• Christmas closure.
• Group pension plan – matched contributions up to 5%.
• Income protection scheme and Employee Assistance Programme.
• Employee Help@Hand service gives you and your family access to 4 key services including remote GP service, second opinion, mental health pathway service and physiotherapy consultations.
• Life assurance policy, including bereavement counselling and probate helpline.
• Company shares incentive plan and save-as-you-earn scheme.
• Group electric vehicle salary sacrifice scheme.

Security Clearance Requirements:

Due to the nature of the business, applicants 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 your skills and experience match this Principal Electronics Engineer opportunity, we encourage you to apply now!