Positioning, Navigation and Timing (PNT) Specialist

Positioning, Navigation and Timing (PNT) capabilities are fundamental to the UK's ability to understand, decide and act in support of Defence and National Security objectives. This role provides scientific and research leadership across Dstl's PNT portfolio, shaping future capability and ensuring the UK maintains access to resilient, assured and sovereign sources of position and time information. Working with stakeholders across government, industry and academia, you will identify emerging opportunities, direct research investment and influence strategic decisions relating to future PNT capabilities. Through technical leadership, evidence-based analysis and strong partnerships, you will deliver research impact that supports critical defence and security outcomes.

Dstl recognises the importance of diversity and inclusion as people from diverse backgrounds bring fresh ideas. We are committed to building an inclusive working environment in which each employee fulfils their potential and maximises their contribution.

In this role you will:

Provide scientific and technical leadership across PNT research activities, ensuring work is aligned to Defence needs and future capability priorities.

Deliver authoritative technical advice that informs strategic decisions, policy development and capability planning.

Identify, evaluate and prioritise emerging technologies, threats and opportunities that could affect future UK PNT capabilities.

Degree or equivalent professional experience in a relevant STEM discipline.

Open to UK nationals only.

This job is not open to candidates who hold a dual nationality.

This vacancy is using Success Profiles (opens in a new window), and will assess your Behaviours, Experience and Technical skills.

We want you to have your best chance of success in our recruitment process, so If at any stage of the application process you would like help or assistance please contact the Dstl Recruitment Team dstlrecruitment@dstl.gov.uk and we will do all we can to support you.

At the application stage, we will assess your submitted application against the essential criteria set out in the job profile.

Sifting will take place week commencing 16th November 2026, with interviews to held face to face at Dstl Porton Down on the 8th to 10th of December 2026.

Your interview will consist of behavioural and technical competency-based questions. You will also be required to deliver a 10-minute presentation. Further details for the presentation will be provided to candidates invitation to interview.

If you are a current Dstl employee you must ensure your line manager is aware of your application and the potential situation regarding release dates.

Feedback will only be provided if you attend an interview or assessment.