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Holt Executive has partnered with an innovative laser communication company who are shaping how we access satellite data. With a team of talented engineers, you will be responsible for reshaping the future of space communication with the vision of making faster and more secure communication between all assets in space and on Earth.

Our partner is seeking an Embedded Software Engineer to join their team in Luxembourg. The successful incumbent will have proven software engineering experience with both theoretical and firsthand experience.

Key Responsibilities for the Embedded Software Engineer:

• Design, debug, test, and verify the embedded software for the free-space optical communication terminal.
• Develop, debug, test, and validate software for ground support equipment.
• Review and author comprehensive technical documentation.

Key Skills and Experience for the Embedded Software Engineer:

• Master’s degree in software engineering (or equivalent) is required.
• Exceptional attention to detail and a passion for high-quality execution are essential.
• Expert in C/C++ for bare-metal and OS-hosted applications.
• Experience with real-time operating systems a plus.
• Proficiency in version control systems is required.
• Fast prototyping and testing experience with strong collaboration skills.
• Familiarity with Linux environments preferred.
• Microsoft Office Suite and Teams proficiency is a plus, but willingness to learn quickly is valued.
• Outstanding written and verbal communication in English, with excellent interpersonal skills.
• Experience writing clear and concise technical documentation is preferred.
• EU and NATO member state citizenship a plus.

 
Company Benefits:

• Be part of a groundbreaking team building lightspeed connectivity from space to ground.
• Join a close-knit, diverse team with a shared vision, values, and a commitment to mutual support.
• Enjoy flexible work hours.
• Embark on a thrilling adventure within a NewSpace startup.

 
If your skills and experience match this Embedded Software Engineer opportunity, we encourage you to apply by sending your CV now!

Holt Executive has partnered with a leading company providing satellite communication solutions for remote locations within the maritime, energy and government sectors.

Understanding the critical importance of staying connected in today’s world, the team leverage expertise and cutting-edge technology to provide a range of reliable connectivity solutions tailored to meet unique customer needs.

They require a Network Service Engineer to ensure their clients at sea have reliable and fast connections. You’ll be responsible for servicing, installing, and commissioning a wide range of communication systems onboard vessels, including GMDSS, VSAT, and on-board satellite and radio technologies.

Key Responsibilities for the Network Service Engineer:

• Conduct independent site surveys, installations, commissioning, troubleshooting, repairs, and inspections onboard vessels.
• Ensure equipment functionality through pre- & post-installation testing and preparation.
• Perform final compliance testing and provide comprehensive technical handover to the customer.
• Monitor systems proactively at both primary and secondary levels.
• Attend and support product and acceptance trials.
• Provide timely, detailed service reports.

Key Skills and Experience for the Network Service Engineer:
Essential Experience –

• An experienced Service Engineer ideally with an electronics/marine background
• Knowledge of the marine industry/environment.
• A basic understanding of IP networking is an advantage.

Qualifications/Educational attainments:

• Completed apprenticeship in Marine and/or Electronics Engineering (or equivalent).
• Previous experience in Marine and/or Electronics Engineering.
• Ability to read technical drawings/wiring diagrams.
• Clear full driving licence.

If your skills and experience match this Network Service Engineer opportunity, we encourage you to apply by sending your CV now!

Holt Executive are partnered with a leading technology innovator servicing the global aviation industry, offering cutting-edge products to some of the biggest names in commercial aviation.

They are seeking a Procurement Manager – Subcontract to drive the success of their growing Commercial Aviation Solutions unit by overseeing all supplier agreements. You will partner with stakeholders to identify and mitigate supply chain risks, negotiate, and manage of supplier contracts, and collaborate with leadership to define and achieve strategic supply chain goals.

Key Responsibilities for the Procurement Manager – Subcontract:

• Own the entire Subcontract Management process for Commercial Aviation Solutions (from initial stages to completion).
• Develop strategies, negotiate terms & conditions with stakeholders.
• Manage contract execution, finalise agreements, oversee changes & risks, monitor renewals, and ensure timely close-outs.
• Manage diverse agreements across UK, USA, and international locations.
• Provide clear subcontract status reports to management with timely data analysis.
• Solve complex agreement challenges with innovative solutions.
• Collaborate with internal teams to gain business insights and optimise contracts.
• Proactively manage risks related to performance and pricing in long-term agreements.
• Ability to travel occasionally (less than 20%) for face-to-face negotiations and supplier engagement.

Key Skills & Essential Experience for the Procurement Manager – Subcontract:

• Bachelor’s degree with a minimum of 9 years of subcontracts/contracts/supply chain experience, OR Graduate degree with a minimum of 7 years of subcontracts/contracts/supply chain related experience.
• Significant Experience Negotiating and Managing Supplier Agreements in support of Commercial Customers within the UK.
• Strong project management skills.
• NCMA certification is a plus.

If your skills and experience match this Procurement Manager – Subcontract opportunity, we encourage you to apply by sending your CV now!

Holt Executive are partnered with a leading technology innovator servicing the global aviation industry, offering cutting-edge products to some of the biggest names in commercial aviation.

They are seeking a Commercial Contracts Lead – Technology to safeguard the company’s financial well-being by managing contracts, mitigating risks, and providing commercial advice throughout the business. You will lead the commercial side of deals by drafting, reviewing, and negotiating contracts, keeping stakeholders informed of key terms and potential risks/opportunities.

Key Responsibilities for the Commercial Contracts Lead – Technology:

• Analyse and evaluate customer’s Requests for Proposals or Tenders providing relevant input to stakeholders (programme management, engineering, quality, subcontracts, procurement, etc.)
• Draft, negotiate, and manage all Commercial contracts, ensuring compliance with company policies.
• Handle the business side of contracts before and after signing, including risk management, performance tracking, and payment approvals.
• Negotiate pre-project agreements like confidentiality and teaming pacts.
• Understand and implement key contract terms throughout the project.
• Optimise project returns and minimise risks.
• Identify and address potential commercial risks with the responsible teams.
• Provide regular commercial reports (weekly/monthly).
• Stay updated on relevant international laws and regulations.
• Be the main point of contact for customer communication on proposals, changes, terminations, etc.
• Represent the company in client and supplier meetings, potentially involving travel.

Key Skills & Experience for the Commercial Contracts Lead – Technology:
Essential –

• Proven negotiating skills.
• Recognition of commercial risk.
• Demonstrable experience in reviewing and negotiating contract terms and conditions within a commercial environment.
• Experience in managing customer contracts and/or subcontractor contracts.
• Ability to undertake international travel.
• Experience in dispute resolution

Desired –

• Experience of working with a variety of customers in varying jurisdictions, (in particular experience and understanding of contracting in the USA would be advantageous).
• General knowledge of the wider Civil Aerospace market.
• IACCM membership or similar an advantage.

If your skills and experience match this Commercial Contracts Lead – Technology opportunity, we encourage you to apply by sending your CV now!

Be Part of a Mission-Critical Software Team in Japan!

Do you have a passion for space exploration and a talent for developing high-reliability embedded software?

Holt Executive has partnered with a global space robotics company who are seeking a Senior Embedded Software Engineer to join their Mission 2 development team. You will play a vital role in building software systems for their next-generation lunar lander and other transportation system elements.

The successful Senior Embedded Software Engineer will be required to live or relocate to Japan. To help with this transition, this opportunity offers a comprehensive visa sponsorship package.

Key Responsibilities for the Senior Embedded Software Engineer:

• Develop embedded software for spacecraft, including landers and other transportation systems.
• Collaborate with hardware and system engineers to define software requirements, architecture, and implementation.
• Design the software architecture, selecting DSP/Microprocessors and developing BSP (Board Support Package).
• Manage schedules, costs, and quality of assigned software components.
• Design, code, review, integrate, test, and maintain software for core spacecraft functions like attitude control, command & communication, power management, and fault protection.
• Participate in problem analysis and collaborate with internal and external stakeholders on current and future spacecraft software.

Key Skills and Experience for the Senior Embedded Software Engineer:

Essential –

• 10+ years of experience designing and coding embedded software for high-reliability applications.
• Strong leadership and communication skills to collaborate effectively with engineers and customers.
• Deep understanding of real-time OS (Operating System) and embedded software principles.
• Experience with bus, communication, and networking protocols (RS-422, PCI, Ethernet, SpaceWire, etc.).
• Bachelor’s degree in computer science or equivalent.
• Proficiency in C programming language.
• Business-level English.

Desirable –

• Prior experience in the aerospace industry, or other high-reliability applications.
• 5+ years of experience developing software in a Linux or other Real-Time OS environment.
• 5+ years of experience using Git for version control.
• 5+ years of experience using various bench equipment (oscilloscopes, logic analysers, meters).
• 5+ years of experience with Continuous Integration (CI) best practices.
• 5+ years of experience as a software team lead or architect.

If your skills and experience align with this Senior Embedded Software Engineer opportunity, we encourage you to apply now!

Be Part of a Lunar Pioneer Team: Electrical AIT Engineer in Japan

Holt Executive has partnered with a global space robotics company who are seeking an enthusiastic and skilled Electrical AIT Engineer to join their team developing lunar orbiters, landers, and rovers. This is a unique opportunity to be at the forefront of space exploration, contributing to the first stages of the mission to find resources on the Moon!

The specific area of focus within avionics integration and testing will be tailored to leverage the Electrical AIT Engineer’s strengths and complement the expertise of the existing Electrical AIT team.

The successful Electrical AIT Engineer will be required to live or relocate to Japan. To help with this transition, this opportunity offers a comprehensive visa sponsorship package.

Key Responsibilities for the Electrical AIT Engineer:

• Planning and managing the integration and testing of the spacecraft, subsystems, and payloads.
• Designing procedures that ensure everything meets safety and project requirements while keeping an eye on risks, schedules, and costs.
• Leading the execution of these procedures, training, and supervising technicians, and collaborating with the quality assurance department.
• Working closely with design engineers to improve processes, recommend design changes, and review technical specifications.
• Maintaining the spacecraft configuration throughout the build and testing phases.
• Implementing continuous improvement efforts to make operations more efficient.
• Managing non-conformance issues and implementing corrective actions.
• Supporting test requirement development and working with software and avionics teams to define testing environments.
• Advising on instrumentation selection, integration, and calibration for testing and flight purposes, while also managing the data acquisition system.

Key Skill and Experience Required by the Electrical AIT Engineer:

Essential – 

• Bachelor’s or master’s degree in electrical, Aerospace Engineering or equivalent.
• 5+ years of experience in the integration and testing of complex and highly integrated systems.
• Firsthand experience in the development of hardware.
• Experience writing test scripts.
• Be comfortable with an ever-changing and challenging environment with tight deadlines. Down-to-earth-thinker with the ability to make decisions under stressful situations with limited information.
• Working level in English.

Desirable –

• Experience with spacecraft integration and verification.
• Working level in the Japanese language is a plus.
• Certification in different skills related to electrical integration like crimping or soldering.
• Background in the design of Electrical Systems is favoured.

If your skills and experience align with this Electrical AIT Engineer opportunity, we encourage you to apply now!

Holt Executive are currently partnered with a global leader in Space and Satellite 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 Senior Flight Dynamics Engineer to be involved in critical missions, involving complex manoeuvres, approaching, and docking satellites and avoiding debris. The appointee will experience a range of orbital environments and scenarios as the company perform not only the standard operational lifecycle but also rendezvous, docking and separation activities. The role will include the design, development, testing and operations of the complete Flight Dynamics suite.

The company offer hybrid working and flexible hours, and you will join a team of highly talented engineers working on cutting edge technology, in their office and cleanroom facility in Oxford.

Responsibilities for the Senior Flight Dynamics Engineer:

• Define flight dynamics requirements.
• Participate in the design of the Flight Dynamics Systems.
• Develop algorithms and software for specific FDS modules.
• Be responsible for SSA processes: conjunction warning assessment, and collision avoidance manoeuvre planning, execution and evaluation.
• Plan, support the execution of and evaluate the performance of, spacecraft orbital and attitude manoeuvres.
• Support the design of the Ground Segment Concept of operations.
• Perform required mission and system analysis studies, preparation of technical notes and attendance at technical meetings.
• Perform routine and critical real-time operations.
• Participate in 24/7 shifts (for mission phases) and on-call rotations, such that safe and efficient operations are ensured on a 24/7 basis.

Skills & Experience required by the Senior Flight Dynamics Engineer:

• Right to work in the UK and eligible for a Security Clearance application (Mandatory).
• University degree in aeronautics, computer science, software engineering, mathematics or relevant science discipline.
• 5+ years’ commercial Space flight dynamics experience.
• Experience in using simulation software MATLAB or similar.
• Experience with Mission Analysis & requirements definition.

Benefits:

• Competitive base salary
• Opportunity to work with a highly talented international team working on cutting edge technology
• Flexible working around core hours
• Hybrid working available (dependent on individual role requirements)
• 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 (taxable benefit)

If your skills and experience match this Senior Flight Dynamics Engineer opportunity, we encourage you to apply by sending your CV to info@holtexecutive.com 

Holt Executive are currently partnered with a global leader in Space and Satellite 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 Senior Mission Operations Engineer to shape technical solutions for their future missions, develop operations concepts, tools, and prepare the team for mission execution. The candidate will interact extensively with the design and development engineers across functions and support tests conducted in the AIV and operational environments.

The company offer hybrid working and flexible hours, and you will join a team of highly talented engineers working on cutting-edge technology, in their office and cleanroom facility in Oxford.

Responsibilities for the Senior Mission Operations Engineer:

• Act as an Operations Technical Lead for the mission under development.
• Develop Mission Operations Concept for a standalone mission or a satellite fleet.
• Support the Preparation Team Lead in Operations Development Plan and ensure follow through from Preliminary Design until end of mission.
• Develop Operability requirement and user stories with close coordination with the Flight Operations team and mission segments.
• Contribute to mission interface definitions (e.g. ICDs, data-budget, flight software application).
• Support the satellite simulator development and mission database management.
• Develop test specification, plan and procedure to conduct System Validation Test.
• Support the preparation and participate in Mission Simulation Test or similar system tests.
• Identify and specify tools to support the mission execution (e.g. database tool, trending tool, dashboards, context management etc.).
• Act as a System-Operations teams interface during mission execution (LEOP, Commissioning, Routine, Disposal).
• Support to anomaly resolution of in-flight satellites may be expected, as part of a 24/7 on-call team (TBC).

Essential Skills required by the Senior Mission Operations Engineer:

• Engineering, physics or an equivalent degree.
• Several years of demonstrable satellite industry experience in real time operations, spacecraft operations preparation through the complete life cycle.
• Knowledge of space standards (ECSS, CCSDS, ISO).
• Knowledge of mission control systems, SCOS-2000 or similar.
• Experience developing and validating flight procedures.
• Experience of system testing and AIT processes.
• Software coding experience with Scripting languages, e.g. Python, tcl.

Benefits

• Competitive base salary
• Opportunity to work with a highly talented, diverse & dynamic international team with cutting edge technology.
• Flexible working around core hours in a friendly and supportive environment.
• Hybrid working available (dependent on individual role requirements).
• 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 (taxable benefit).

If your skills and experience match this Senior Mission Operations Engineer opportunity, we encourage you to apply by submitting your CV.

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. Their Low Earth Orbit (LEO) satellite network is revolutionizing global broadband connectivity.

We have an exciting opportunity for a Senior Radio Frequency Test Specialist to play a pivotal role in ensuring the smooth operation of their revolutionary LEO satellite network constellation.

The Senior Radio Frequency Test Specialist will be the go-to person for maintaining the testing lab environment and will be responsible for crafting and maintaining comprehensive plans to verify and validate the system, working closely with vendors and partners throughout the testing process.

Key Responsibilities for the Senior Radio Frequency Test Specialist:

• Develop the system and sub system verification matrix vs system requirements.
• Make recommendations and influence the system verification and validation of the system.
• Arrange, coordinate, and participate in RF and system level testing activities including test planning, execution, and reporting.
• Be the RF expert and support other technical staff as required.
• Have an active role in component and subsystem design and test activities.
• Configuring test equipment, including Satellite Link Emulators, signal generator, spectrum analyser etc.
• Ensure that the products undergoing tests meet technical, functional, performance and business requirements.
• Ensure the lab remains functional and update to date with known hardware and software configuration to execute various test scenarios as necessary.
• Work with various Antenna Vendors.
• Work with partners and other vendors in various test campaigns.

Key Skills & Experience Required by the Senior Radio Frequency Test Specialist:

• B. S or M.S. in Electrical, Computer or System Engineering with a minimum of 10 years of relevant satellite communications experience.
• 14+ years of experience in Satellite Radio Frequency communication systems with strong exposure on modulation and coding used in modern standards.
• 14+ years of work experience in Radio Frequency testing in Ka bands.
• Hands on experience using test equipment (Oscilloscopes, Signal Generators, Spectrum Analysers, satellite channel emulator).
• Strong understanding of Radio Frequency engineering Principles and Design Practices.
• Experience integrating various Antenna types.
• Demonstrated understanding of air interfaces, modem technologies, modulation and coding and its impact on the satellite link performance.
• Experience with satellite link budget analyses with good understanding of effects of impairments on the link performance.
• Experience in test case and defect tracking tools (Jira, Jama).

The successful candidate must be able to work in Canada and obtain clearance under the Canadian Controlled Goods Program (CGP).

This opportunity offers a hybrid work model with 3 days in the office and occasional travel is anticipated.

If your skills and experience match this Senior Radio Frequency Test Specialist opportunity, we encourage you to apply by sending your CV 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. Their Low Earth Orbit (LEO) satellite network is revolutionizing global broadband connectivity.
 
We have an exciting opportunity a Senior Systems Engineering Designer/Architect to play a vital role in supporting the entire design and development process for their revolutionary LEO satellite network constellation.
 
As the Senior Systems Engineering Designer/Architect your expertise will ensure everything aligns perfectly with project goals and meets the critical needs of their customers.
 
Key Responsibilities for the Senior Systems Engineering Designer/Architect:

• Design and develop critical aspects of the system, including:

• End-to-end communication
• Resource allocation mechanisms
• Network entry mechanism
• Network element management systems
• Service availability
• EPFD compliance and coordination mechanisms
• Satellite payload power consumption management
• Resource utilization efficiency
• Spectrum management
• User terminal type integration
• Concepts of operation

• Develop and maintain comprehensive system architecture documentation, including subsystems, interfaces, and data flows, to guarantee optimal performance and reliability.
• Work closely with the System Integration and Test team to plan the successful integration and testing of all system elements.
• Identify and manage technical risks associated with the system design. Develop mitigation strategies and contingency plans as needed.
• Provide technical leadership and guidance to junior engineers on the System Design team.
• Create and maintain all necessary documentation.
• Work together with external partners, vendors, and stakeholders to ensure the project’s success.

 
Key Skills and Experience for the Senior Systems Engineering Designer/Architect:

• Bachelor’s or master’s degree in electrical engineering, Aerospace Engineering, or a related field.
• 14+ years of proven experience in satellite system architecture and design.
• Strong knowledge of satellite communication protocols, orbital mechanics, and space systems.
• Experience with software defined satellite communication payloads.
• Familiarity with regulatory bodies and space industry standards.

 
The successful candidate must be able to work in Canada and obtain clearance under the Canadian Controlled Goods Program (CGP).
 
This opportunity offers a hybrid work model with 3 days in the office and occasional travel is anticipated.

If your skills and experience match this Senior Systems Engineering Designer/Architect opportunity, we encourage you to apply by sending your CV now!