{"id":1610333,"url":"https://alion.io/job/l3harris-technologies-software-engineer-maritime-autonomy","title":"Software Engineer (Maritime Autonomy)","company":{"id":177017,"name":"L3Harris Technologies","domain":"l3harris.com","url":"https://alion.io/company/l3harris-technologies","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":100,"open_postings":20,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":17,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Fareham, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":62000,"max_usd":151000,"period":"year","method":"role_country_seniority_unknown","sample_n":383},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Autonomous Navigation","optional":false},{"name":"C++","optional":false},{"name":"Linux","optional":false}],"status":"live","first_seen_at":"2026-09-10T00:00:00Z","employer_posted_date":"2026-09-10","last_verified_at":"2026-10-17T05:46:05Z","board_verified":true,"closed_at":null,"days_open":37,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":37},"description":"Job Title - Software Engineer (Maritime Autonomy)\nJob Location - Portchester, UK\nJob ID - 44199\nAbout this opportunity and L3Harris UK\nOperating at 11 sites in the United Kingdom, L3Harris supports Britain's mission to secure and strengthen the country by delivering sovereign innovation across the space, air, land, sea and cyber domains.\nL3Harris in Portchester are part of our Maritime UK business - a leading global supplier of integrated marine control systems and simulation products for warships, submarines and high-end commercial marine vessels worldwide. Our Maritime UK business has four UK location and together we are powering the Royal Navy’s adoption of autonomous surface vehicle technology as well as delivering autonomous capability to UK ports, harbours and offshore energy service providers.\nWorking at the forefront of maritime autonomy, you'll play a key role in delivering technologies that enable vessels to operate safely, intelligently, and with increasing levels of independence. From autonomous navigation and vessel control systems to integrated communications, sensor technologies, and remote operations capability, you'll help develop innovative solutions that are transforming the way maritime organisations operate.\nAs a Software Engineer, you'll work across a diverse portfolio of projects supporting customer programmes, research and development initiatives, and future business opportunities. Collaborating with multidisciplinary teams, you'll be involved throughout the project lifecycle, from concept development and prototyping through to integration, testing, deployment, and operational support.\nThis is an exciting opportunity for an engineer who enjoys solving complex technical challenges, working with emerging technologies, and seeing their work deployed in real-world environments. Whether supporting the Royal Navy's adoption of autonomous surface vehicle technology or delivering advanced capabilities for commercial ports, harbours, and offshore energy providers, you'll be part of a team driving innovation in one of the most rapidly evolving areas of the maritime industry.\n\nA few of our employee benefits are:\n\nHybrid working where possible, three days onsite per week\nHalf day finish on a Friday\n25 days holiday per year (plus bank holidays), increasing with long service and with the opportunity to buy/sell up to 5 days \nPrivate medical insurance with optional family cover\nPension scheme of up to 8% employer contribution\nLife Assurance 4x salary (flexible up to 10x) \nGroup income protection\nFlexible opt-in extras such as a health care cash plan, dental insurance, gym membership, critical illness cover, cycle to work scheme, travel insurance and electric car scheme\nEmployee Family Assistance Program providing mental health and wellbeing support \nProfessional membership reimbursement (discretionary) \n\nWhat the role will involve\nThe responsibilities of your role will include the following:\nDesign, develop, integrate, and maintain software solutions for industrial control and maritime systems.\nDevelop and support interfaces between programmable logic controllers (PLCs), power management systems, communication systems, and higher-level software applications.\nPerform software integration, verification, validation, troubleshooting, and system testing activities throughout the project lifecycle.\nSupport laboratory integration, factory acceptance testing, harbour trials, sea trials, commissioning, and customer acceptance activities.\nCollaborate with multidisciplinary engineering teams including software, systems, hardware, electrical, and test engineers to deliver integrated solutions.\nSupport Internal Research and Development (IRAD) initiatives, technology demonstrations, and Business Development (BID) activities through technical investigations, prototyping, and proof-of-concept development.\nProduce and maintain technical documentation, integration procedures, test specifications, and engineering records in accordance with company processes and industry standards.\nInvestigate and resolve software, interface, and system-level issues identified during development, integration, and customer support activities.\nSupport the continuous improvement of software integration processes, tools, and engineering practices.\nTravel to customer and company sites as required to support integration, testing, commissioning, and acceptance activities (approximately 5% travel).\n\nWhat you’ll bring\nThe role requires the following experience and skills:\nBachelor’s degree in software engineering, Computer Science, Electrical Engineering, or a related engineering discipline.\nExperience developing and maintaining software solutions using C++.\nExperience working within Linux-based development and deployment environments.\nExperience integrating software with industrial control systems, operational technology platforms, or programmable logic controllers (PLCs).\nExperience supporting software testing, verification, validation, and troubleshooting activities.\nExperience working within multidisciplinary engineering teams across the software development lifecycle.\n\nPreferred Additional Skills:\n\nExperience with maritime systems, vessel control systems, or marine automation environments.\nFamiliarity with maritime communication protocols, including National Marine Electronics Association (NMEA) standards.\nExperience with embedded, real-time, or mission-critical software systems.\nExperience integrating software with power management, monitoring, or industrial control systems.\nFamiliarity with commissioning, harbour trials, sea trials, or site acceptance testing activities.\nExperience working within multidisciplinary engineering teams delivering complex integrated systems.\nFamiliarity with source control, configuration management, and software release processes.\n\nImportant to know\n\nDue to the nature of our work many our roles require a UK nationality and the ability to obtain a security clearance. Applicants who accept a conditional offer of employment must meet the requirement of right to work in the UK and must meet eligibility requirements for access to classified information and will be subject to government security checks.\n#LI-Hybrid","description_format":"text","description_chars":6224,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Dental insurance","Gym membership","Health insurance","Hybrid work"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Government","Military","Science & Engineering","National Security"],"lifecycle":[{"event":"open","at":"2026-10-01T20:13:16Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 5","filings_12m":5,"filings_prev_12m":7,"green_card_filings_12m":0,"median_offered_wage_usd":107500,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":3}],"liveness":{"score":8,"band":"cold","label":"Long shot","p_open":0.6,"p_active":0.38,"p_room":0.35,"age_days":37,"expected_fill_days":17,"reasons":["seen:37","velocity","win:tail","comp:brand"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/l3harris-technologies-software-engineer-maritime-autonomy","json_url":"https://alion.io/job/l3harris-technologies-software-engineer-maritime-autonomy.json","meta":{"generated_at":"2026-10-17T11:59:35Z","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":15818,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"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":177017},"rest":"https://alion.io/mcp/rest/get_company?id=177017"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fl3harris-technologies-software-engineer-maritime-autonomy"},{"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%2Fl3harris-technologies-software-engineer-maritime-autonomy"},{"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%2Fl3harris-technologies-software-engineer-maritime-autonomy"},{"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/l3harris-technologies-software-engineer-maritime-autonomy\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fl3harris-technologies-software-engineer-maritime-autonomy"}]}