Senior Space Systems Engineer

Holt Executive
London, United Kingdom
Yesterday
Job Type
Permanent
Work Pattern
Full-time
Work Location
Hybrid
Seniority
Senior
Education
Degree
Security Clearance
Required
Posted
25 Jun 2026 (Yesterday)

Benefits

Professional institution membership support Strategic stakeholder engagement opportunities Exposure to government and international space programmes

We are seeking a highly experienced Senior Space Systems Engineer to support the design, development, and integration of complex space-based systems across telecommunications and positioning, navigation, and timing domains.

This is a senior-level opportunity within a strategic engineering team focused on delivering high-performance, resilient global communication and navigation capabilities for mission-critical users. The role spans early concept studies through to full system development and delivery.

You will be part of a multidisciplinary engineering environment, contributing to the growth of advanced systems engineering capability while helping shape next-generation space-enabled services.

Key Responsibilities

Lead and support technical activities across mission concept studies, research programmes, and full system development projects

Conduct mission analysis, trade studies, and system architecture design

Manage system and subsystem requirements capture, flow-down, and verification

Develop and maintain system budgets (mass, power, data, thermal) and performance models

Contribute to strategic development of PNT and telecommunications capabilities

Support engagement with institutional and governmental space organisations and stakeholders

Produce technical reports, bid documentation, and engineering recommendations for senior stakeholders

Identify and manage programme risks, assumptions, dependencies, and technical issues

Perform reliability, availability, and maintainability (RAMS) analysis of system architectures

Apply Model-Based Systems Engineering (MBSE) tools and approaches to validate system designs

Experience Required

Degree-qualified in Physics, Engineering, Mathematics, or a related numerate discipline (or equivalent experience)

Significant experience in systems engineering or system architecture roles within the space industry or a related sector

Strong understanding of spacecraft systems, space mission operations, and spacecraft development (including AIT processes)

Experience with system modelling tools such as STK, MATLAB, and MBSE platforms (e.g. Enterprise Architect)

Knowledge of orbit determination techniques and space system analysis

Strong understanding of project management and financial modelling principles

Excellent communication skills, including technical writing and stakeholder presentations at all levels

Membership of a professional engineering institution (e.g. INCOSE or equivalent) is desirable

Desirable Experience

Knowledge of PNT systems, GNSS, satellite-based augmentation systems, or time transfer techniques

Experience with advanced space system operations and analysis methodologies

Familiarity with alternative timing systems beyond GNSS-based solutions

Exposure to large-scale international space or government programmes

TT

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