Senior Telecommunication System Specialist Level 3 to support mission-critical telecommunications and secure communications infrastructure operating within complex defence and security environments

Our public sector client is seeking a Senior Telecommunication System Specialist Level 3 to support mission-critical telecommunications and secure communications infrastructure operating within complex defence and security environments.

This role supports the maintenance, integration, configuration, sustainment, and lifecycle management of telecommunications systems and classified network environments. The position involves work across secure communications architectures, tactical communications systems, telecommunications networks, encrypted communications, satellite communications, radio frequency systems, and security accreditation activities supporting operational readiness.

Responsibilities

- Review and analyze telecommunications system and subsystem interface documentation related to radio, microwave, satellite, networking, and telecommunications technologies
- Analyze telecommunications system discrepancies, deficiencies, performance issues, and equipment changes, and provide recommendations for resolution
- Support the maintenance, configuration, integration, and lifecycle management of secure telecommunications and communications systems
- Assess and evaluate communications system integrations, interoperability requirements, and equipment modernization initiatives
- Support technical planning and procurement activities through the preparation of specifications, standards, statements of work, technical assessments, and supporting documentation
- Prepare technical reports, communications architecture documentation, presentations, status reports, and briefing materials for stakeholders and project leadership
- Conduct obsolescence assessments and identify risks associated with end-of-life hardware, software, firmware, and communications equipment
- Provide recommendations and mitigation strategies to address technology lifecycle, sustainment, and modernization requirements




- Participate in testing, integration, accreditation, and operational readiness activities related to secure communications systems
- Support the development and maintenance of system documentation, configuration baselines, technical standards, and operational procedures

Must Haves
- Telecommunications Systems Specialist - 10+ years
- Type I Encryption & Tactical Data Links - 3+ years

Nice to Have
- Experience preparing security accreditation and authorization documentation
- Experience supporting secure facility accreditation activities
- Experience preparing technical architecture documentation, engineering assessments, and risk analyses

Experience working with federal cybersecurity and security accreditation frameworks

- Experience supporting secure communications systems operating within defence, public security, or other mission-critical environments
Our public sector client is seeking a Senior Telecommunication System Specialist Level 3 to support mission-critical telecommunications and secure communications infrastructure operating within complex defence and security environments.

This role supports the maintenance, integration, configuration, sustainment, and lifecycle management of telecommunications systems and classified network environments. The position involves work across secure communications architectures, tactical communications systems, telecommunications networks, encrypted communications, satellite communications, radio frequency systems, and security accreditation activities supporting operational readiness.

Responsibilities

- Review and analyze telecommunications system and subsystem interface documentation related to radio, microwave, satellite, networking,



and telecommunications technologies
- Analyze telecommunications system discrepancies, deficiencies, performance issues, and equipment changes, and provide recommendations for resolution
- Support the maintenance, configuration, integration, and lifecycle management of secure telecommunications and communications systems
- Assess and evaluate communications system integrations, interoperability requirements, and equipment modernization initiatives
- Support technical planning and procurement activities through the preparation of specifications, standards, statements of work, technical assessments, and supporting documentation
- Prepare technical reports, communications architecture documentation, presentations, status reports, and briefing materials for stakeholders and project leadership
- Conduct obsolescence assessments and identify risks associated with end-of-life hardware, software, firmware, and communications equipment
- Provide recommendations and mitigation strategies to address technology lifecycle, sustainment, and modernization requirements
- Participate in testing, integration, accreditation, and operational readiness activities related to secure communications systems
- Support the development and maintenance of system documentation, configuration baselines, technical standards, and operational procedures

Must Haves
- Telecommunications Systems Specialist - 10+ years
- Type I Encryption & Tactical Data Links - 3+ years

Nice to Have
- Experience preparing security accreditation and authorization documentation
- Experience supporting secure facility accreditation activities
- Experience preparing technical architecture documentation, engineering assessments, and risk analyses
- Experience working with federal cybersecurity and security accreditation frameworks
- Experience supporting secure communications systems operating within defence, public security, or other mission-critical environments

Disclaimer

AI may be used in evaluating candidates.

This posting is for an existing vacancy.

📌 Senior Telecommunication System Specialist Level 3 to support mission-critical telecommunications and secure communications infrastructure operating within complex defence and security environments (London)
🏢 S.i. Systems
📍 London