Countermeasure Development Engineer

Salary: £40,000 - 40,000 per year

Requirements:

• We require a degree in a STEM subject, ideally Mathematics, Physics, or Electronics.
• We require experience using programming software such as MATLAB, Simulink, or Python.
• We require experience in at least one stage of model development, such as design, build, integration, test, or deployment.
• We require an understanding of modelling techniques such as stochastic, deterministic, or exploratory models.
• We require an understanding of Physics and Mathematical principles at degree level.
• We require experience with either Electro-Optics, Infra-Red, or Radio Frequency sensors within a defence setting.
• You must be a UK National and eligible to work in the UK.
• You must be eligible to obtain and maintain UK Government Security Check clearance.

Responsibilities:

• We will have you support our Countermeasure Development team within our Electronic Warfare Support Group by providing technical advice and support to customers on countermeasure development, engineering support, and delivery.
• We will have you support internal initiatives relating to innovation and research, projects, training, and bid delivery.
• We will give you the opportunity to develop our in-house countermeasure simulation software tool, CounterWorX, modelling physical interactions and phenomena across dynamic simulations.
• We will have you work with our software development team and engage with the assurance process that releasable software products must follow.
• As a modeller, you will develop models, add new features into the countermeasure software, and solve customer challenges and requirements.
• You will analyse, design, model, and verify countermeasure techniques across a variety of real-world scenarios.
• You will help deliver solutions to customers for operational use.
• You will optimise countermeasure parameters for best performance against specific threats.
• You may mentor junior team members and contribute across our broader EWOS group.

Technologies:

• Support
• Matlab
• Python
• Security
• Hardware

More:

We are MASS, an independent global technology company trusted by highly secure organisations to provide advanced digital services that manage data and keep information safe. With our heritage in defence, we offer robust solutions to sectors where security expertise is essential. This role is based in Lincoln (LN6), with our team working across our Lincoln offices on Teal Park and our head office at Enterprise House in Little Paxton. When project classifications allow, we typically work three days in the office and two days from home. We offer 25 days annual leave including up to 3 days for the December shut-down, the option to buy or sell up to 5 days of annual leave, two pension schemes, private medical and dental insurance with discounts for additional family members, life assurance up to 4x salary, multiple save schemes, electric/hybrid car leasing, cycle to work, retail discounts, continuous professional and personal development support, and an annual wellness allowance. Wellbeing is central to our culture, and we support our people through programmes including mental health first aiders and a comprehensive employee assistance programme. We are an equal opportunities employer and provide a friendly workplace where everyone is valued and encouraged to make an impact.

last updated 31 week of 2026