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Holt Executive are partnered with a high-tech, and highly innovative Space solutions leader that are focused on the design, development and support of electronics-based systems, spanning products for satellite simulation and test, Electrical Ground Support Equipment, TT&C, TM/TC systems, modems, and data processing systems.

Our partner is seeking a Test Engineer to support with the integration and testing of their products.

Key Responsibilities for the Test Engineer:

• Testing products at Module (PCB), Sub-assembly, Unit, and System Level using pre-defined procedures.
• System integration and configuration control/management.
• Developing and validating Python-based automated test scripts and corresponding test procedures.
• Investigation and troubleshooting hardware/system anomalies.
• Defining and implementing new test setups and environments.
• Documenting test environments.
• Translating customer/user requirements into test specifications/procedures in collaboration with the hardware and software engineers.
• Prepare comprehensive test reports and support in the preparation of delivery data packages.

Key Skills & Experience for the Test Engineer:

• Education (Senior Secondary Vocational Education) in Electronics, or a bachelor’s degree in electrical engineering.
• Hands-on experience with electronic test and measurement equipment (Oscilloscopes, Signal Generators, Function/Arbitrary Waveform Generators).
• Knowledge/experience in RF (radio frequency) would be an advantage.
• Knowledge/experience in the development and maintenance of automated test environments would be an advantage.
• Experience within the Space or Aerospace industry is an advantage.
• Strong organisational and communication skills.
• Fluency in English.

The successful candidate must be legally authorized to work in the EU/EEA.

This opportunity is an onsite position in Noordwijk, The Netherlands.

Holt Executive are partnered with a high-tech, and highly innovative Space solutions leader that are focused on the design, development and support of electronics-based systems, spanning products for satellite simulation and test, Electrical Ground Support Equipment, TT&C, TM/TC systems, modems, and data processing systems.

Our partner is seeking an FPGA/Firmware Engineer to support the design, implementation, and testing of firmware used in their data processing and modem products (optical).

Key Responsibilities for the FPGA/Firmware Engineer:

• Analysis of the requirements and architecture, interface definition, functional decomposition and mapping of the architectures down to component/FPGA level.
• VHDL design, implementation (coding) and simulation activities.
• Integration and verification of the firmware design on the hardware.
• Working cross-functionally with other disciplines.
• Supporting the wider team during product testing and qualification activities.
• Ensuring the design, simulation, verification results are documented.

Key Skills & Experience for the FPGA/Firmware Engineer:

• A BSc. (or higher) in Electronics Engineering.
• 2+ years of experience in FPGA/Firmware development.
• Experience with writing VHDL, synthesis, and timing verification.
• Experience with OSVVM is an advantage.
• Experience in high-speed digital circuits and associated interfaces/processors.
• Some experience in lab test equipment for on-hardware validation is an advantage.
• Some experience in modulation, coding, and other DSP techniques is an advantage.
• Prior experience within Space, or Aerospace is an advantage.
• Strong organisational and communication skills.
• Fluency in English.

The successful candidate must be legally authorized to work in the EU/EEA

This opportunity is an onsite position in Noordwijk, The Netherlands.

Holt Executive are partnered with a high-tech, and highly innovative Space solutions leader that are focused on the design, development and support of electronics-based systems, spanning products for satellite simulation and test, Electrical Ground Support Equipment, TT&C, TM/TC systems, modems, and data processing systems.

Our partner is seeking a PA/QA Engineer to join their team to take on the responsibility of ensuring their QMS (quality management system) is maintained and improved, as well as ensuring that their products and services are meeting and exceeding customer expectations in terms of quality and product assurance.

Key Responsibilities for the PA/QA Engineer:

Quality Assurance

• Maintenance of the quality management system.
• Initiating changes in the quality management system and successfully implementing the changes.
• Performance and coordination of internal audits and corrective actions.
• Coordinating and reporting quality key performance indicators to management.
• Coordinating and reporting Supplier evaluations.
• Managing deadlines for actions assigned related to the quality management system.
• Implementation of configuration management activities (documentation, hardware, software, etc)

 
Product Assurance

• Reviewing of customer requirements and ensuring that they can be/are being met.
• Preparing Product Assurance documentation.
• Preparing and managing RFD/RFW’s, NCR’s and participating in NRB/MRB’s.
• Participating in formal customer reviews (Design & Test related).
• Ensuring that manufacturing/assembly/testing processes comply with standards at internal/national and international levels.
• Interfacing with customers and suppliers.
• Supporting of external project milestone reviews.
• Coordinating configuration control processes and managing configuration baselines.

 
Key Skills & Experience for the PA/QA Engineer:

• An Engineering degree with 4+ years’ experience within Product and Quality Assurance.
• Experience with quality standards, including ISO 9001.
• Experience within the Space industry, and a working knowledge of ESA ECSS standards.
• Experience in auditing quality processes/procedures.
• Experience interfacing with customers, sub-contractors, and suppliers.
• Experience in configuration management.
• Strong organisational and communication skills.
• Fluency in English.

 
The successful candidate must be legally authorized to work in the EU/EEA.

This opportunity is an onsite position in Noordwijk, The Netherlands.

Holt Executive are partnered with a high-tech, and highly innovative Space solutions leader that are focused on the design, development and support of electronics-based systems, spanning products for satellite simulation and test, Electrical Ground Support Equipment, TT&C, TM/TC systems, modems, and data processing systems.

Our partner is seeking a System Engineer to support with the analysis of requirements, system designs, and technical discussions relating to projects ranging from laser communication systems to spacecraft test and simulation systems.

Key Responsibilities for the System Engineer:

• Review and analysis of customer requirements specifications (CRS) & Statements of Work.
• System decomposition and design spanning hardware, software, and COTS.
• Supporting with input for project resourcing, planning, cost trade-offs, new developments, project risks.
• Coordination of technical discussions/meetings both internally and externally.
• Writing design documentation and test plans.
• Attending and supporting reviews with customers (e.g. PDR, CDR, TRR, etc.)
• Configuring and integrating systems.
• Producing and/or coordinating system test procedures.

Key Skills & Experience for the System Engineer:

• A degree in Optical or Electronics Engineering.
• 2+ years’ experience within Systems engineering.
• Experience and/or knowledge in SDA, CCSDS, and ECSS standards is an advantage.
• Experience and/or knowledge with lab test equipment is an advantage.
• Experience and/or knowledge in modulation and coding techniques is an advantage.
• Experience within the Space or Aerospace industry is an advantage.
• Strong organisational and communication skills.
• Fluency in English.

The successful candidate must be legally authorized to work in the EU/EEA.

This opportunity is an onsite position in Noordwijk, The Netherlands.

Holt Executive are partnered with a Belgium based supplier of satellite equipment. Their technology enables the Space industry to be more agile than ever before. 

Our partner is seeking a Quality Assurance/Product Assurance Engineer to support the design and implementation of their QMS, development of processes from production to manufacturing, and to work closely with suppliers and customers to ensure quality of their products.   

Key Responsibilities for the Quality Assurance/Product Assurance Engineer:

• Responsible for the design and implementation of a robust Quality Management System (QMS) encompassing all aspects of the product lifecycle—from development through manufacturing and supporting functions—to ensure high levels of customer satisfaction.
• Establish and maintain effective governance structures to oversee quality processes, while actively contributing to a clean, lean, and efficient production environment.
• Foster strong, long-term relationships with suppliers by streamlining internal quality processes and performing audits as needed.
• Develop and apply relevant performance metrics and control strategies to monitor and enhance product and process quality.
• Ensure the QMS is clearly documented and accessible, supporting organization-wide understanding through targeted documentation and employee training initiatives.

Key Skills & Experience for the Quality Assurance/Product Assurance Engineer:

• Holds a degree in engineering or possesses equivalent experience through a proven track record in technical roles.
• Brings solid experience in systems engineering methodologies and recognized industry best practices, with a strong foundation in Lean principles.
• Minimum of 5 years of relevant experience, ideally within a high-tech or aerospace environment.
• Skilled in cross-functional collaboration, with a demonstrated ability to influence and manage stakeholders to drive continuous improvement and organizational change.
• Combines meticulous attention to detail with a strategic, big-picture mindset.
• Proactive in raising concerns and offering constructive challenges when appropriate.
• Strong active listening and communication skills.
• Capable of prioritizing effectively in line with broader organizational goals.
• Fluent in English; additional language skills, particularly Dutch, are advantageous.

Additional preferred experience:

• Solid understanding of systems engineering lifecycles, with particular relevance to high-reliability sectors such as aerospace or defense.
• Experience in the selection and documentation of Electrical, Electronic, and Electromechanical (EEE) components.
• Proven ability to implement and maintain component traceability throughout the development and production process.
• Familiar with auditing subcontractors to ensure compliance with technical and quality standards.
• Previous experience working within an ISO 9001-certified environment.
• Hands-on involvement in the qualification of complex technical systems, ideally within space or similarly regulated industries.

The successful candidate must be legally authorized to work in the European Union.

This opportunity is hybrid position based in Leuven, Belgium.

An exciting opportunity has arisen for an experienced System Engineer to take technical ownership of chemical propulsion subsystems for spacecraft, from initial concept and design to delivery. You will play a key role in the development of propulsion products for satellites, supporting the full lifecycle from initial concept to delivery, working alongside design, manufacturing, and testing teams to ensure customer requirements are met.

In this position, you’ll be responsible for overseeing technical trade-offs, design reviews, system analyses, supplier management, and testing activities. You will contribute to technical documentation, lead verification activities, and act as the technical point of contact for both internal teams and external customers.

Key Responsibilities:

• Lead technical decisions and trade-offs for propulsion subsystems
• Perform functional analyses, system design reviews, and oversee mechanical, structural, and electronics design
• Support supplier management, manufacturing, assembly, integration, and testing processes
• Prepare technical documentation, verification matrices, compliance reports, and test procedures
• Provide hands-on support during test campaigns and non-standard product activities
• Act as the primary technical liaison for customer interactions

Skills Required:

• MSc in Aerospace, Mechanical, Chemical Engineering, or similar
• 3+ years’ experience as a System Engineer working on chemical propulsion subsystems
• Solid understanding of fluid system design, operations, and testing
• Knowledge of mechanical systems, structural/thermal analyses, and space engineering standards
• Strong analytical abilities and excellent technical communication skills
• Proficiency in English (C1 level)
• Applicants must have, or be eligible for, EU work authorization

Desirable:

• Familiarity with ECSS standards and space design processes (EQSR, PDR, CDR, etc.)
• Knowledge of spaceflight component markets and current technology trends
• Hands-on testing experience at component and system levels
• Supplier management experience
• Dutch language skills (B1 level) and willingness to travel occasionally

What’s On Offer:

• A varied and technically challenging role, close to hardware development
• Opportunity to deliver innovative solutions to the global space market
• Generous holiday allowance
• International working environment
• Relocation package can be provided

An exciting opportunity has arisen for an experienced Datacenter Engineer to support the build, maintenance, and operational management of cutting-edge test and development lab environments. This role is ideal for someone with a strong background in Linux and Windows system administration, networking, and virtualization, who enjoys working hands-on with hardware and infrastructure in a highly technical environment.

You’ll be part of a team delivering reliable, compliant, and operational labs that support developers, test teams, and external customers across mobility, satellite, and wireless communication sectors.

Key Responsibilities:

• Install and configure hardware (servers, switches, routers, PDUs), rack and run cables
• Run, label, and dress cabling for interconnected systems
• Linux and Windows system administration, including patching and security
• Maintain virtualized environments (VMware, KVM, etc.)
• Implement network monitoring, management, and security protocols
• Create and maintain diagrams, documentation, and operational guides
• Troubleshoot technical issues, providing support to teams and customers
• Identify opportunities for automation and develop supporting scripts/tools

What We’re Looking For:

• Experience supporting enterprise datacenter environments
• Strong background in Linux and Windows system administration
• Knowledge of networking protocols, routing, ports, and firewalls
• Experience with virtualization platforms and supporting hardware (Dell/HP servers, NetApp storage, etc.)
• Hands-on ability to run and terminate cables in a lab environment
• Excellent troubleshooting, problem-solving, and organizational skills
• Ability to work collaboratively across technical and geographically distributed teams

Desirable Skills:

• Technical degree in Engineering, Computing, Networking, or similar
• Certifications (Linux+, Network+, Cisco, Juniper, AWS)
• Satellite or wireless communications experience
• Familiarity with avionics systems and cabling standards
• Scripting experience (Python, JavaScript, REST)
• Experience with automation and containerization tools (Git, Jenkins, Puppet, Ansible, Docker)

This is a hybrid role with regular on-site work required and occasional international travel. An excellent opportunity to contribute to advanced infrastructure supporting global mobility and satellite communications.

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 Senior Systems Engineering Specialist – Communication Systems 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 Senior Systems Engineering Specialist – Communication Systems:

• 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 Senior Systems Engineering Specialist – Communication Systems: 

• 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 Senior Systems Engineering Specialist – Communication Systems opportunity, we encourage you to apply now!

Are you an experienced Field Service Engineer with a passion for satellite communications, datacoms, and marine electronics? This is your opportunity to join a growing, well-established global engineering team delivering cutting-edge maritime and defence technology across the UK and beyond.

You’ll support vessels and clients across commercial, defence, and specialist maritime sectors, ensuring high-quality installation, repair, commissioning, and servicing of critical onboard systems.

Key Responsibilities:

• Conduct field service activities including installations, commissioning, and repairs
• Work on a wide range of Satcom and Datacom equipment, including GMDSS and VSAT systems
• Liaise directly with customers pre- and post-service to ensure excellent technical communication
• Prepare tools, test equipment, and spares for mobilisation
• Deliver clear, detailed technical reports and ensure accurate timesheets and expense records
• Maintain and account for test instruments, company tools, IT equipment, and vehicles
• Carry out GMDSS radio surveys and complete necessary documentation

What We’re Looking For:

• Hands-on experience in Satcom, Datacom, or marine electronics
• Presentable and articulate, confident liaising with customers, including onboard staff and captains
• Clean UK driving licence and valid passport
• GMDSS, GOC, and Offshore Survival (BOSIET/OLF) certification preferred
• Security clearance (SC/DV) eligibility essential due to nature of the role
• Willingness to travel regularly for field service assignments
• Background in IT or engineering-based qualification desirable

What’s On Offer:

• Permanent, full-time position based from Portsmouth
• Competitive salary + annual bonus (based on company and personal performance)
• Pension scheme matched up to 7.5%
• 25 days holiday + bank holidays
• Free on-site parking
• Global travel and technical training

If you’re looking for a challenging and rewarding field-based engineering role in a fast-paced maritime technology environment, we’d love to hear from you. Apply now to support mission-critical systems that operate on the front lines of marine and defence innovation.

Are you a skilled Marine Engineer ready to take your expertise global? Join a fast-paced, hands-on team working across everything from mega yachts to super tankers. You’ll handle end-to-end servicing of navigation and communication systems, ranging from GMDSS and radar to full bridge retrofits and satellite broadband.

What You’ll Be Doing:

• Install, maintain, and repair GMDSS and navigation systems
• Conduct VDR APTs and radio surveys
• Work on VSAT systems and complex system integrations
• Travel to vessels worldwide and manage work both solo and in teams

What You’ll Need:

• 3+ years of marine service engineering experience
• Strong electrical/electronic knowledge
• Valid driver’s licence, passport, and ability to pass offshore medicals
• Desirable: GMDSS Radio Operator/Maintainer certification

What’s On Offer:

• Permanent, full-time position based anywhere in the UK
• Competitive salary + annual bonus (based on company and personal performance)
• Pension scheme matched up to 7.5%
• 25 days holiday + bank holidays
• Global travel and technical training

This is your chance to work with world-class maritime tech and grow your expertise with manufacturer training and team support.