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An exciting opportunity has arisen for an experienced satellite operations leader to take ownership of a next-generation Mission Operations Centre supporting a large-scale LEO satellite constellation programme.

This is a senior leadership role responsible for building and operating the Mission Operations Centre (MOC), fleet management platform, and on-orbit commissioning capability for a rapidly growing satellite network. The successful candidate will play a critical role in defining operational strategy, satellite commissioning, fleet management, and conjunction assessment processes in a complex operational environment.

Key Responsibilities

• Lead the development and operation of the Mission Operations Centre and associated fleet management systems
• Select and integrate Mission Control System (MCS) and operational software platforms
• Oversee integration between mission operations, network control, and wider ground segment infrastructure
• Define and implement Space Situational Awareness (SSA) and conjunction assessment procedures
• Lead on-orbit commissioning activities including spacecraft health checks, payload activation, ISL commissioning, and operational verification
• Establish redundancy, resilience, and disaster recovery strategies across mission-critical infrastructure
• Coordinate with external partners, suppliers, and operational stakeholders
• Support the transition to 24/7 constellation operations as the programme scales

Essential Skills & Experience

• 12+ years’ experience in satellite fleet operations or mission operations environments
• Strong background in LEO constellation operations and spacecraft commissioning
• Hands-on experience with Mission Management or Mission Control Systems
• Familiarity with SSA/SDA workflows, collision avoidance, and conjunction assessment processes
• Experience leading complex operational programmes across multidisciplinary teams
• Strong stakeholder management and operational decision-making capability
• Postgraduate qualification in Aerospace Engineering, Systems Engineering, Computer Science, or related discipline

Desirable Experience

• Experience scaling operational infrastructure for large satellite constellations
• Knowledge of ground segment integration, network operations, or telecoms infrastructure
• Experience with high-availability operational environments and disaster recovery planning
• Exposure to international regulatory or operational frameworks within the space sector

What’s on Offer

• Opportunity to lead operations for a cutting-edge satellite constellation programme
• High-impact leadership role within a rapidly growing space environment
• Long-term career growth within a technically advanced organization
• Collaborative, international engineering and operations environment

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An exciting opportunity has arisen for an experienced satellite ground segment specialist to lead the development and deployment of advanced Gateway Earth Station (GES) infrastructure within a next-generation LEO constellation programme.

This is a senior technical leadership role responsible for end-to-end ownership of gateway earth station deployment including Ka-band tracking antennas, S-band feeder-link gateways for direct-to-device (D2D) services, RF and baseband infrastructure, and high-availability power and cooling systems. The successful candidate will act as the technical authority across site selection, civil works, gateway integration, commissioning, and operational readiness activities.

You will play a critical role in shaping the evolution of next-generation NTN communications capability, supporting nationwide gateway rollout, Ka-band rain-fade mitigation strategies, and resilient ground segment infrastructure for advanced satellite broadband and D2D services.

Key Responsibilities • Lead end-to-end deployment of gateway earth station infrastructure from site survey through commissioning and operational handover.
• Manage civil works, utility integration, and construction activities across Phase 1 gateway deployment sites.
• Procure and integrate Ka-band tracking antennas, gateway RF systems, and baseband communications equipment.
• Build and commission S-band feeder-link gateway infrastructure supporting NTN and D2D communications services.
• Design gateway diversity and switching strategies for monsoon rain-fade mitigation and high-availability operations.
• Deliver resilient power and cooling infrastructure including UPS systems, DG backup, and redundancy planning to 99.999% availability targets.

Essential Skills & Experience • 12+ years’ experience in earth station deployment, RF infrastructure, or satellite ground segment engineering.
• Strong hands-on experience with Ka-band LEO tracking antennas and gateway systems.
• Track record delivering multi-site civil and RF infrastructure programmes within regulated timelines.
• Experience operating earth station infrastructure in tropical or monsoon environments.
• Familiarity with WPC, SACFA, and earth station licensing processes is preferred.
• Bachelor’s or postgraduate qualification in RF Engineering, Antenna Engineering, Telecommunications, Civil Engineering, or related discipline.

An exciting opportunity has arisen for an experienced cyber security leader to drive the security architecture of a next-generation satellite communications and space infrastructure programme.

This is a senior technical leadership role responsible for end-to-end ownership of cyber security, lawful intercept, and secure communications architecture across both space and ground segments. The successful candidate will act as the technical authority for security design, ensuring compliance, resilience, and operational security are embedded from programme inception through to commercial deployment.

You will play a key role in shaping secure satellite communications capability across mission operations, core networks, gateway infrastructure, and onboard spacecraft systems, while supporting regulatory and government security clearance activities.

Key Responsibilities

• Lead the design and implementation of Lawful Intercept infrastructure across gateway and terrestrial network environments
• Define and govern cyber security architecture across mission operations centres, network control systems, core networks, and gateway infrastructure
• Ensure regional data sovereignty and localisation requirements are fully incorporated into network and service architecture
• Lead space-segment security activities including command authentication, anti-spoofing protection, secure uplink/downlink communications, and onboard cryptographic controls
• Support government and regulatory security clearance processes, including responses to technical findings and compliance reviews
• Plan and coordinate red-team exercises, penetration testing, and integrated security audits across the programme
• Act as the primary approval authority for security architecture prior to operational deployment
• Collaborate closely with systems engineering, network, spacecraft, and operations teams to ensure security is embedded throughout the full lifecycle

Essential Skills & Experience

• 12+ years’ experience within telecommunications, satellite communications, cyber security, defence, or critical infrastructure environments
• Proven hands-on experience implementing or managing Lawful Intercept solutions within telecoms or secure communications systems
• Strong understanding of cyber security architecture, secure systems engineering, and network security frameworks
• Experience supporting government-regulated or security-cleared programmes
• Knowledge of secure space-segment communications including authentication, anti-spoofing, and cryptographic protection mechanisms
• Professional certifications such as CISSP, OSCP, CEH, or equivalent preferred
• Strong technical leadership and stakeholder management capability
• Postgraduate qualification in Cyber Security, Telecommunications, Computer Science, or related discipline preferred

Desirable Experience

• Experience with satellite communications networks, NTN architectures, or secure defence communications systems
• Knowledge of CCSDS SDLS, NIST, or equivalent secure communications frameworks
• Experience supporting integrated space and ground infrastructure programmes
• Familiarity with secure cloud, virtualised network infrastructure, and 5G core environments
• Experience managing third-party security audits, supplier assurance, or operational security reviews

What’s on Offer

• Opportunity to shape the security architecture of a next-generation satellite communications programme
• Senior technical leadership role with significant programme influence and ownership
• Remote and flexible working arrangements
• Long-term involvement across development, deployment, and operational programme phases
• Collaborative international engineering environment working on advanced space and communications technologies

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Lead Spectrum & Coordination

Position Summary

Owns the end-to-end spectrum, orbital coordination, and regulatory filings strategy supporting a next-generation LEO satellite constellation programme. Responsible for the full ITU four-phase filing lifecycle (API → Coordination Request → Notification → BIU), domestic regulatory engagement with WPC, DoT, NOCC, and TRAI, and long-term spectrum strategy covering Ka-band, S-band, and future NTN/D2D spectrum frameworks.

Key Responsibilities

In this role, the Lead acts as the programme authority for international and domestic spectrum coordination, orbital filings, regulatory engagement, and interference management activities. The function carries responsibility for the programme’s most time-critical regulatory milestones including ITU API filing, coordination negotiations, and spectrum authorisation activities. Specific accountabilities follow.

• Lead end-to-end ITU filing activities covering Advance Publication Information (API), Coordination Request (CR/C), Notification, and Bringing Into Use (BIU) submissions for NGSO constellation operations.
• File and manage ITU submissions through DoT covering primary and secondary orbital shells, Ka-band FSS, S-band MSS/D2D, and future optional spectrum allocations including L-band expansion scenarios.
• Drive bilateral coordination activities with major international NGSO operators and administrations to resolve interference and coexistence matters.
• Lead EPFD analysis, interference assessments, and regulatory engineering activities supporting coordination negotiations and ITU compliance requirements.
• Manage the pathway toward ITU Notification and MIFR registration including launch-linked regulatory milestones and BIU compliance timelines.
• Lead WPC, DoT, NOCC, and TRAI engagement activities covering earth station licensing, gateway approvals, spectrum assignments, and MSS/NTN regulatory frameworks.
• Drive S-band spectrum strategy supporting direct-to-device (D2D) and NTN services alongside Ka / Ku-band assignments for broadband satellite operations.
• Initiate and manage IMT spectrum re-farming and policy engagement activities with Indian regulatory and government stakeholders including DoT, TRAI, and MeitY.
• Lead technical coexistence studies and regulatory engagement activities involving incumbent satellite operators and adjacent spectrum users.
• Operate NOCC coordination processes including final frequency clearance and operational approvals prior to commercial service activation.
• Provide regulatory strategy guidance to programme leadership across constellation deployment, launch sequencing, gateway rollout, and future spectrum expansion planning.

Required Qualifications & Experience

The role requires a senior spectrum management and regulatory specialist with deep experience in ITU NGSO filings, international coordination negotiations, and satellite communications regulatory frameworks.

• 15+ years’ experience in spectrum management, satellite regulatory affairs, or telecommunications policy with hands-on ITU filing experience, preferably supporting NGSO systems.
• Strong working relationships with WPC, DoT, TRAI, NOCC, and related Indian regulatory bodies.
• Demonstrated experience leading bilateral coordination negotiations with major NGSO operators and international administrations.
• Strong understanding of EPFD analysis, interference coordination, and ITU Radio Regulations including Articles 9 and 11.
• Experience managing complex multi-phase spectrum and orbital filing programmes linked to commercial satellite deployment schedules.
• Familiarity with SaralSanchar, earth station licensing, gateway approvals, and MSS/FSS regulatory processes in India.
• Strong technical understanding of Ka-band, Ku-band, S-band, NTN, D2D, and satellite communications regulatory frameworks.
• Excellent stakeholder management capability across regulators, operators, ministries, legal teams, and international coordination bodies.
• Postgraduate qualification in RF Engineering, Communications Engineering, Telecommunications Policy, or related discipline.

Desirable Experience

• Experience supporting LEO constellation or NTN programme regulatory activities.
• Familiarity with 3GPP NTN regulatory and spectrum frameworks.
• Knowledge of L-band MSS coexistence and adjacent-band interference management.
• Experience supporting launch-linked regulatory compliance and operational licensing activities.
• Background working with international satellite operators, administrations, or spectrum coordination forums.

Holt Executive are proud to be partnering with a global leader in advanced connectivity and communications to appoint a Director, User Terminal – Service Assurance.

 
Operating at the forefront of innovation, our client delivers the critical infrastructure that keeps industries, governments, and communities connected, anywhere on the planet.

From enabling seamless inflight connectivity to supporting mission-critical operations in the most remote environments, they are redefining what reliable, high-performance connectivity looks like.

This is a pivotal leadership role, offering the opportunity to shape and elevate global user terminal operations within a rapidly evolving, high-growth environment.

Key Resonsibilies for the Director, User Terminal – Service Assurance:

• Lead day-to-day UT operations, setting clear goals and performance standards.
• Oversee deployments, activations, testing, and in-life support to ensure reliability; coordinate closely on new software and terminal rollouts.
• Track KPIs (readiness, uptime, response, resolution) and report to senior leadership.
• Own critical escalations, driving cross-functional resolution with Engineering, Business Units, and vendors.
• Define and continuously improve operational processes, standards, and documentation.
• Align with Engineering, Product, NOC, and Customer Success on delivery and roadmap execution.
• Manage operational risks and ensure compliance with internal policies and SLAs.
• Provide clear updates on performance, risks, and improvement plans.
• Coach and develop the team, promoting accountability and continuous improvement.

Key Experience required for the Director, User Terminal – Service Assurance:

• Bachelor’s or Master’s in Engineering, Telecommunications, Computer Science, or related field.
• 5+ years leading technical operations teams in satellite, telecom, or similar environments.
• Strong understanding of user terminal technologies and lifecycle operations.
• Proven team management with a strong sense of urgency and ownership.
• Excellent analytical, stakeholder management, and communication skills.
• Experience with KPI tracking, reporting, and process optimisation.
• Fluent in English; additional languages are a plus.

An exciting opportunity has arisen for a Senior Communications Engineer to join a highly innovative space engineering environment, working on advanced satellite missions.

This role sits within a multidisciplinary avionics team and will see you take ownership of the communications subsystem, contributing across the full lifecycle from design and analysis through to verification and validation. You will play a key role in delivering robust space-to-ground communications solutions, working closely with systems, integration, and procurement teams.

Key Responsibilities

• Lead the design and architecture of spacecraft communications subsystems
• Develop and manage link budgets, including space-to-ground and data downlink analysis
• Support and review system-level communication performance and requirements
• Manage the selection, procurement, and supplier oversight of communication hardware (e.g. Tx/Rx units, antennas, GNSS components)
• Perform multipath and interference analysis, ensuring system robustness
• Support ITU regulatory compliance and frequency licensing considerations
• Contribute to ground station selection and interface activities
• Define and execute unit-level testing, including hardware acceptance and performance validation
• Develop test procedures and support verification & validation (V&V) activities alongside integration teams
• Manage work packages, including planning, scheduling, cost estimation, and resource allocation
• Provide technical leadership and mentorship to junior engineers

Essential Skills & Experience

• Degree (BSc/MSc) in Electronics, Communications Engineering, or a related discipline
• Strong experience in satellite communications systems design and architecture
• Proven expertise in link budget creation and analysis
• Experience modelling and simulating space-to-ground communication links
• Knowledge of frequency licensing and ITU regulations
• Hands-on experience with communications hardware and testing
• Experience developing and executing verification & validation plans for satellite systems
• Strong stakeholder collaboration skills and ability to work across multidisciplinary teams
• Eligibility to work in the UK and Europe

Desirable Experience

• Broader understanding of satellite systems engineering
• Experience with antenna design and RF propagation
• Advanced knowledge of link budget optimisation and performance modelling
• Familiarity with regulatory and licensing processes for space communications

What’s on Offer

• Competitive salary
• Hybrid and flexible working arrangements
• Optional compressed working pattern
• 25 days holiday (increasing with service) + bank holidays
• Private healthcare and life insurance
• Relocation support and visa sponsorship (where applicable)
• Access to modern engineering and laboratory facilities
• Collaborative, international team environment
• Ongoing learning and development opportunities
• Regular team and social events

This is a fantastic opportunity for an experienced communications engineer to take a lead role in cutting-edge satellite programmes, contributing to complex missions in a collaborative and forward-thinking environment.

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We are seeking an experienced Senior Integration & Test Engineer to support the development and validation of a next-generation satellite communications system. This is a fantastic opportunity to play a key role in a cutting-edge programme that will redefine global connectivity through high-capacity, low-latency satellite networks.

In this role, you will be responsible for system-level verification and validation activities, working closely with internal engineering teams, external partners, and vendors to ensure robust system performance across the full lifecycle.

This is a 12-month Fixed Term Contract, with high likelihood of becoming a permanent position.

Key Responsibilities

• Contribute to system verification and validation strategy, providing recommendations and technical input
• Develop system and subsystem verification matrices aligned to requirements
• Plan, coordinate, and execute system-level testing activities, including reporting and analysis
• Develop and maintain test cases and test environments for a variety of scenarios
• Perform hands-on testing within a lab environment, focusing on data path and routing features
• Collaborate with cross-functional teams including DevOps, Ground Systems, and Satellite Engineering
• Support component and subsystem design and associated test activities
• Configure and operate test equipment such as satellite link emulators, signal generators, spectrum analysers, and traffic generators
• Ensure systems meet technical, functional, performance, and business requirements
• Work closely with external partners and vendors during test campaigns
• Support field testing activities when required

Required Experience & Skills

• Bachelor’s degree in Electrical, Computer, or Systems Engineering with 5+ years of relevant experience
• Strong understanding of Linux systems, IP networking, and routing protocols
• Experience with test case management and defect tracking tools (e.g. Jira, Jama)
• Proven ability to communicate effectively with engineering teams, management, and external stakeholders
• Familiarity with Agile development methodologies
• Experience working with geographically distributed teams

Desirable Skills

• Experience with traffic generation tools such as Ixia or Spirent
• Knowledge of MEF standards
• Proficiency in programming languages such as Python, MATLAB, or C++
• Experience with test automation and scripting
• Strong problem-solving skills and a collaborative mindset
• Excellent written and verbal communication skills

Additional Information

• Candidates must be eligible to work in Canada and able to obtain relevant security clearance

This is an exciting opportunity to work on a highly innovative satellite communications programme, contributing to the future of global connectivity in a collaborative and fast-paced engineering environment.

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Holt Executive are proud to be partnering with a global leader in advanced connectivity and communications to appoint a Director, User Terminal – Service Assurance.
 
Operating at the forefront of innovation, our client delivers the critical infrastructure that keeps industries, governments, and communities connected, anywhere on the planet.
 
From enabling seamless inflight connectivity to supporting mission-critical operations in the most remote environments, they are redefining what reliable, high-performance connectivity looks like.
 
This is a pivotal leadership role, offering the opportunity to shape and elevate global user terminal operations within a rapidly evolving, high-growth environment.

Key Responsibilities for the Director, User Terminal – Service Assurance:
 

• Lead day-to-day UT operations, setting clear goals and performance standards.
• Oversee deployments, activations, testing, and in-life support to ensure reliability; coordinate closely on new software and terminal rollouts.
• Track KPIs (readiness, uptime, response, resolution) and report to senior leadership.
• Own critical escalations, driving cross-functional resolution with Engineering, Business Units, and vendors.
• Define and continuously improve operational processes, standards, and documentation.
• Align with Engineering, Product, NOC, and Customer Success on delivery and roadmap execution.
• Manage operational risks and ensure compliance with internal policies and SLAs.
• Provide clear updates on performance, risks, and improvement plans.
• Coach and develop the team, promoting accountability and continuous improvement.

Key Experience required for the Director, User Terminal – Service Assurance:
 

• Bachelor’s or Master’s in Engineering, Telecommunications, Computer Science, or related field.
• 5+ years leading technical operations teams in satellite, telecom, or similar environments.
• Strong understanding of user terminal technologies and lifecycle operations.
• Proven team management with a strong sense of urgency and ownership.
• Excellent analytical, stakeholder management, and communication skills.
• Experience with KPI tracking, reporting, and process optimisation.
• Fluent in English; additional languages are a plus.

We are supporting a leading global communications organisation on the development of a next-generation network designed to deliver secure, resilient, ultra-low latency broadband connectivity worldwide.

This is a senior-level opportunity for an experienced User Terminal Systems Engineer to play a critical role in the development, validation and deployment of advanced user terminals. The position focuses on modem, antenna and RF integration within a fully integrated terminal solution designed to meet demanding enterprise, government, maritime, aeronautical and mobility use cases.

You will bring deep expertise in air interface protocols, software architecture, system functionality and terminal operations, providing technical leadership across architecture, vendor engagement and system integration.
 
Key Responsibilities

• Develop and maintain technical requirements and architectural frameworks for user terminals
• Ensure alignment with system-level performance objectives and operational concepts
• Lead the definition and evolution of user terminal operational procedures
• Interface with modem and antenna vendors to drive architectural alignment
• Clarify requirements, identify technical gaps and develop mitigation strategies
• Provide technical leadership across the product lifecycle
• Define interfaces, ICDs and subsystem/terminal specifications
• Develop and maintain development and deployment roadmaps
• Support service introduction timelines and long-term scalability across multiple market segments
• Ensure seamless integration of terminal functionality within the wider network architecture

Education & Experience Required

• Degree in Electrical Engineering, Computer Science or related discipline (Master’s/PhD advantageous)
• 12+ years’ systems engineering experience within networking and communications environments
• Specialisation in software engineering or software architecture
• Experience working with vendor ecosystems to deliver commercially successful products
• Knowledge of satellite communication technologies, particularly user terminal design
• Strong understanding of access techniques, modulation schemes and performance trade-offs
• Knowledge of antenna technologies for NGSO tracking across land, aero, maritime and fixed applications
• Experience with cloud, edge computing or mobile networking environments
• Familiarity with NGSO spectrum regulatory frameworks
• Understanding of modem and hub technologies
• Knowledge of ASIC design and manufacturing considerations
• Experience designing for high-volume production, cost targets and quality assurance
• Strong understanding of physical layer protocols for satellite communications

This is a high-impact opportunity to shape the architecture and deployment strategy of advanced user terminals within a transformational global connectivity programme.

If you are a senior systems engineer with deep expertise in satellite communications and terminal development, apply now.

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We are supporting a leading satellite communications organisation on a critical hire within a next-generation global satellite network programme.

This role focuses on advanced system architecture across a complex, distributed satellite communications solution. The successful candidate will lead the definition, prioritisation and evolution of the end-to-end product architecture spanning space, ground and user segments.

As System Architect, you will take ownership of the overall product system architecture, ensuring cohesion across hardware, embedded software, networking infrastructure and cloud-native services.

This is a high-impact opportunity to shape the architecture of a large-scale satellite network from concept through operational delivery. You will ensure technical alignment with business and operational objectives, maintaining architectural integrity across a highly integrated ecosystem.
 

Key Responsibilities

• Design and evolve the constellation architecture, enabling dynamic service orchestration, configuration management, telemetry and lifecycle automation across distributed systems
• Define and maintain the end-to-end product system architecture
• Ensure architectural alignment with business and operational goals, including fault tolerance, observability and maintainability
• Provide architectural oversight during Agile release planning, sprint execution and release readiness
• Prioritise development initiatives based on business value, technical feasibility and strategic alignment
• Lead governance of system architecture across hardware, embedded software, cloud-native services, network orchestration and edge computing
• Define and maintain architectural standards aligned to security and performance requirements
• Work closely with domain architects responsible for subsystem delivery to ensure seamless integration
• Oversee technical evaluations, interface definitions and integration strategies for third-party solutions

What We’re Looking For

• Bachelor’s or Master’s degree in Computer Science, Engineering or a related field
• 12+ years’ experience in software development and systems architecture
• Strong understanding of embedded systems, networking and communication protocols
• Experience within satellite or aerospace domains highly desirable
• Experience with network management operations
• Knowledge of cloud computing platforms
• Familiarity with cybersecurity principles
• Experience with Model-Based Systems Engineering (Capella advantageous)
• Excellent communication, leadership and stakeholder management skills

Why Apply?

• Influence the architecture of a complex global satellite communications network
• Work across space systems, embedded platforms and cloud-native infrastructure
• Operate at a strategic level within a long-term, high-visibility programme
• Join a multidisciplinary engineering environment solving technically challenging problems at scale

If you are an experienced system architect with a background in complex distributed systems and satellite communications, we would be keen to speak with you.

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