{"id":2127551,"url":"https://alion.io/job/mass-countermeasure-development-engineer","title":"Countermeasure Development Engineer","company":{"id":4372552,"name":"MASS","domain":"mass.co.uk","url":"https://alion.io/company/mass-co-uk","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Eploy","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":43000,"max_usd":94000,"period":"year","method":"role_country_seniority_unknown","sample_n":690},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"MATLAB","optional":false},{"name":"Python","optional":false},{"name":"Simulink","optional":false},{"name":"Agile","optional":true}],"status":"live","first_seen_at":"2026-07-24T11:42:36Z","employer_posted_date":"2026-10-09","last_verified_at":"2026-10-12T16:51:05Z","board_verified":true,"closed_at":null,"days_open":80,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":80},"description":"Countermeasure Development Engineer - Lincoln (LN6)\n25 days annual leave, inclusive of up to 3 days December shut-down\nBuy or sell up to 5 days’ annual leave\nTwo pension schemes to choose from\nPrivate medical & dental Insurance + discounts for additional family members\nLife Assurance scheme up to 4 x salary\nMultiple save schemes\nElectric/hybrid car leasing scheme\nCycle to work scheme\nRetail discounts\nContinuous professional & personal development support\n Annual Wellness Allowance\nForming part of our Electronic Warfare Support Group (EWOS), our Countermeasure Development team provide technical advice and support to our customers relating to countermeasure development, engineering support and delivery, as well as supporting internal initiatives relating to innovation and research, projects, training and bid delivery.\nYou will have an opportunity to develop our in-house countermeasure simulation software tool, CounterWorX®, modelling physical interactions and phenomena across dynamic simulations. This opportunity will also expose you to working with our software development team, and the assurance process all releasable software products must follow.\nThe team are based across two MASS sites (head office, Enterprise House, in Little Paxton, and our modern Lincoln offices on Teal Park). When project classifications allow, they tend to work three days in the office and two days from home, giving you the best of both worlds: flexibility and collaboration.\nHow you’ll support us\nAs a modeller within the team, you will have the autonomy to develop models, add new features into the countermeasure software, and solving customer challenges and requirements. This is a rapidly growing team, allowing for career development opportunities within the team and across the broader EWOS group.\nThe invaluable experience you’ll bring, to help us achieve more\nCore to this role will be your understanding of Physics/Mathematical principles at degree-level, as well as experience with either Electro-Optics (EO), Infra-Red (IR), or Radio Frequency (RF) sensors, within a defence setting.\nThe role will allow you to analyse, design, model (MATLAB/Python/Simulink), and verify countermeasure techniques across a variety of real-world scenarios, culminating in delivery to customers for use in operation. Your experience developing either deterministic, stochastic, or exploratory models will help optimise countermeasure parameters for best performance against specific threats.\nEssential experience\nDegree in a STEM subject ideally in Mathematics, physics or electronics\nExperience using programming software (MATLAB/Simulink/Python etc.)\nExperience in at least one stage of model development (Design, Build, Integration, Test, Deployment etc.)\nUnderstanding of modelling techniques (stochastic, deterministic, exploratory etc.)\nDesirable experience\nUnderstanding of either mathematics or physics involved in Radar, Electro-Optics or Infra-Red system operation\nMentoring of junior team members\nInterest in new technologies and their application within an EW domain\nDeployment of models to batch running hardware\nOur non-negotiables:\nDue to the highly secure nature of the projects that you will be involved with, you must be:\nA UK National and eligible to work in the UK\nEligible to obtain and maintain a UK Government Security Check (SC) clearance.\nWho is MASS\nMASS is 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.\nWellbeing is at the core to our culture, allowing employees to flourish and to achieve their full potential. Our people are important to us, and we take pride in our wellbeing programmes and policies that support individuals including, mental health first aiders and readily available support through our extensive employee assistance programme.\nWe work in partnership with customers, using skilled, technical experts. We think innovatively to provide tailored, agile and resilient solutions that secure advantage, so you’re ready for digital transformation. MASS is an equal opportunities employer; we know that our people are smart, skilled and motivated and in return we provide a friendly workplace where everyone is valued and has the chance to make an impact.\nApply today to see how working for MASS could work for you!","description_format":"text","description_chars":4470,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Annual leave","Dental insurance"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-09T00:39:38Z"}],"visa":[],"liveness":{"score":9,"band":"cold","label":"Long shot","p_open":1,"p_active":0.329,"p_room":0.28,"age_days":79,"expected_fill_days":20,"reasons":["conf:2","velocity","win:tail","crowd:"],"computed_at":"2026-10-12T06:55:09Z"},"pay":null,"html_url":"https://alion.io/job/mass-countermeasure-development-engineer","json_url":"https://alion.io/job/mass-countermeasure-development-engineer.json","meta":{"generated_at":"2026-10-12T19:18:39Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":31288,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":4372552},"rest":"https://alion.io/mcp/rest/get_company?id=4372552"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmass-countermeasure-development-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fmass-countermeasure-development-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fmass-countermeasure-development-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/mass-countermeasure-development-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmass-countermeasure-development-engineer"}]}