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Nuclear Hardening Systems Engineer

Job in Portsmouth, Hampshire County, PO5, England, UK
Listing for: Line Up Aviation
Full Time, Contract position
Listed on 2026-06-16
Job specializations:
  • Engineering
    Systems Engineer, Electrical Engineering
Salary/Wage Range or Industry Benchmark: 80 GBP Hourly GBP 80.00 HOUR
Job Description & How to Apply Below
On behalf of our client, we are seeking a Nuclear Hardening Systems Engineer to join their team on an initial 6-month contract in Portsmouth.

The successful candidate will be responsible for developing Nuclear Hardening (NH) compliant solutions for ground-based Military Satellite Communications (Mil Sat Com ) infrastructure, supporting requirements analysis, design, verification and stakeholder engagement activities.

Role:
Nuclear Hardening Systems Engineer
Pay: £80 per hour Via Umbrella

Location:

Portsmouth

Contract:

Monday
- Friday, 37 Hours per week, 6
-month contract
IR35 Status:
Inside
Security Clearance: SC required on submission, UK Eyes only project

Responsibilities

Engage with stakeholders to capture, analyse and validate Nuclear Hardening (NH) requirements.
Define the scope and boundaries of the solution to be developed.
Elicit, analyse and validate NH requirements whilst considering the complete system lifecycle.
Develop and define system architectures in collaboration with IS/IT specialists, ensuring compliance with functional and non-functional requirements.
Identify and implement mitigation measures to achieve compliance with NH requirements based on the installation environment.
Develop and justify compliance strategies for NH requirements within a military fixed ground installation environment.
Produce NH analyses, compliance assessments, mitigation plans and associated test documentation.
Lead engagement with external test houses to define and agree verification approaches.
Lead engagement with customer stakeholders to agree NH compliance strategies and solutions.
Lead system modelling activities using appropriate systems engineering methodologies and tools.
Conduct technical and performance analysis to support solution development.
Perform trade studies and option assessments to identify the optimum solution.
Support system integration, verification, validation and transition into operation
Essential Skills

Demonstrable experience addressing Nuclear Hardening-compliant equipment installations.
Familiarity with relevant Nuclear Hardening standards and compliance requirements.

Experience with NH analysis, test specifications, procedures, setups and data interpretation.
Strong customer requirements analysis and systems engineering experience.
System-level NH design, development and implementation, including Government Furnished Equipment (GFE) environments and associated mitigations.
Experience in the selection and integration of NH-compliant equipment.
Practical experience installing electrical equipment, including rack integration and compliant cabling practices.
Strong understanding of electromagnetic interference (EMI) effects and mitigation techniques.
Relevant electrical safety qualifications or certifications.
Experience generating test plans and verification documentation for electrical equipment installations, ideally within NH environments.

Experience of system verification, validation and integration activities.
Ability to safeguard security-classified and export-controlled information
English:
Negotiation level. Other languages would be a plus.
If you are interested in applying for this position and you meet the requirements, please send your updated CV to:
Natalie Dalkin at Line Up Aviation

Line Up Aviation has carved its own place in the recruitment of Aviation and Aerospace personnel all over the world for more than 30 years. We work with some of the industry's best known companies who demand the highest standard of applicants.

"Follow @Line Up Aviation  on Twitter for all of our latest vacancies, news and pictures from our busy UK Head Office. Interact with us using the #Line Up Aviation  tag at anytime! Thank you for your follow
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