{"id":4052979,"url":"https://alion.io/job/leidos-software-engineer-uuv-systems","title":"Software Engineer - UUV Systems","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":77,"open_postings":330,"ghost_share":0.003,"stale_share":0.888,"repost_share":0.012,"time_to_fill_p50_days":28,"computed_at":"2026-11-10T06:52:35Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["San Diego, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":107900,"max":195050,"currency":"USD","period":"year","gross":null,"usd_annual":195050},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"ROS2","optional":false}],"status":"live","first_seen_at":"2026-11-10T00:00:00Z","employer_posted_date":"2026-11-10","last_verified_at":"2026-11-11T02:53:46Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Leidos’ Undersea Systems Division (USD) is seeking a Software Engineer to join our fast-paced Research & Development (R&D) engineering team in San Diego, CA. This role is a unique opportunity to drive innovation in underwater vehicle systems, maritime sensors, subsea telemetry, and Intelligence, Surveillance, and Reconnaissance (ISR) solutions supporting critical defense and national security missions at the Naval Information Warfare Center, Pacific (NIWC PAC).\nAs a recognized leader in C4ISR technologies, Leidos’ Undersea Systems Division delivers mission-critical solutions across sensor networks, unmanned systems, and tactical platforms. Known for achieving industry firsts in some of the most challenging maritime environments, our team continues to push the boundaries of undersea innovation.\nIf you're a hands-on Software Engineer who enjoys solving complex technical challenges, collaborating with multidisciplinary teams, and seeing your work tested in real-world maritime environments, this could be the opportunity for you!\nWhat You'll Work On:\nIn this role, you will collaborate with a small team of engineers and technicians to develop, test, and deliver uncrewed underwater vehicles (UUVs) based on system requirements. Your work will focus on software development supporting UUV operations, sensor integration, and system performance, with opportunities to participate directly in hands-on testing and evaluation.\nKey responsibilities include:\nDevelop and refine user interfaces and controls for various sensors integrated onboard UUVs.\nDevelop and optimize UUV behaviors to accomplish assigned tasks while maximizing opportunities for sensor data collection.\nDevelop platform-independent data processing tools.\nProduce software performance reports based on test and evaluation requirements.\nCreate engineering and training documentation to support technological deliveries.\nParticipate in testing activities onboard small boats and ships, including launching and recovering systems at sea and conducting post-test data analysis.\nAnalyze post-test data and document findings in official technical reports and briefing materials.\nSupport development and testing activities primarily in San Diego, with occasional travel for testing, training, and/or operations at locations throughout the U.S. and abroad. Some assignments may require spending multiple days at sea onboard ships.\nWhat You'll Bring:\nBachelor of Science in Computer Science, Electrical Engineering, or a closely related field with 8+ years of relevant experience, or a Master's degree with 6+ years of relevant experience.\nMust be a U.S. Citizen\nMust have an active Secret security clearance with the ability to obtain a TS/SCI (Active TS/SCI highly preferred!)\nSelf-motivated engineer with demonstrated hands-on hardware/software bring-up and benchtop troubleshooting experience.\nStrong systems programming capabilities in Linux, Python, and C or C++.\nPractical understanding of TCP networking and socket-level data transport.\nFamiliarity with ROS2 package development and DDS middleware.\nExperience interfacing with CAN bus, UDP, and alternate communications methods (serial, RF datalinks).\nDemonstrated ability to perform statistical analyses and generate visualizations using large-scale datasets, including telemetry and bench logs.\nExperience working independently and collaboratively to develop solutions, deliver products, and test and evaluate performance.\nExperience analyzing experimental data, interpreting results, and incorporating findings into the development cycle.\nStrong technical writing skills, including the ability to contribute to or develop technical reports and briefing materials.\nAbility to identify a solution to a presented problem and map it to a schedule.\nStrong leadership skills with experience working with and managing small teams.\nMust be flexible and responsive to evolving customer needs.\nProcess-oriented mindset with strong attention to detail.\nWork Environment & Schedule:\nThis is an onsite position at NIWC PAC in San Diego, CA, working alongside the government team in a collaborative, mission-focused R&D environment.\nThe position follows a 9/80B work schedule, consisting of 80 hours over nine working days within a two-week period, allowing for every other Friday off.\nPhysical Requirements:\nAbility to climb ladders up to 20 feet.\nRequires frequent movement around piers, docks, and facility spaces.\nRequired to transport or lift objects weighing up to 50 pounds across the facility.\nRequires constant use of hands/fingers to operate machinery, tools, or computer equipment.\nRequires ability to move about the warehouse, stoop, kneel, or reach for extended periods.\nAble and willing to work aboard marine vessels of various sizes, sometimes overnight.\nRequires work in various temperatures and inclement weather.\nSUBSEAMSS\nIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.\nOriginal Posting:\nNovember 10, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.\nPay Range:\nPay Range $107,900.00 - $195,050.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.","description_format":"text","description_chars":5937,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Defense Manufacturing","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-11-11T02:53:46Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 50 · green card filings: 24","filings_12m":50,"filings_prev_12m":58,"green_card_filings_12m":24,"median_offered_wage_usd":124257,"route":null,"cap_exempt":false,"checked_at":"2026-11-10T11:34:35+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":24}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":1,"expected_fill_days":28,"reasons":["conf:1","win:early","comp:brand"],"computed_at":"2026-11-11T04:28:29Z"},"pay":{"stated_usd_annual":195050,"is_top_pay":true},"html_url":"https://alion.io/job/leidos-software-engineer-uuv-systems","json_url":"https://alion.io/job/leidos-software-engineer-uuv-systems.json","meta":{"generated_at":"2026-11-11T04:28:29Z","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":4966,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-software-engineer-uuv-systems"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Fleidos-software-engineer-uuv-systems"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fleidos-software-engineer-uuv-systems"},{"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/leidos-software-engineer-uuv-systems\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-software-engineer-uuv-systems"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4052979}},{"tool":"search_jobs","arguments":{"company":"leidos.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4052979},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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