{"id":139595,"url":"https://alion.io/job/leidos-software-engineer-mid-career","title":"Software Engineer – Mid-Career","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":80,"open_postings":173,"ghost_share":0.006,"stale_share":0.798,"repost_share":0.006,"time_to_fill_p50_days":27,"computed_at":"2026-10-17T05:46:00Z"}},"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":null,"salary_estimate":{"min_usd":126000,"max_usd":231000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":3287},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Bash","optional":false},{"name":"C","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"ROS","optional":false},{"name":"RTOS","optional":false},{"name":"Computer Vision","optional":true},{"name":"GCC","optional":true},{"name":"GNU Make","optional":true},{"name":"MATLAB","optional":true},{"name":"OpenCV","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-08-26T00:00:00Z","employer_posted_date":"2026-08-26","last_verified_at":"2026-10-17T06:43:52Z","board_verified":true,"closed_at":null,"days_open":52,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":52},"description":"The Undersea Systems Division at Leidos currently has an opening for a Software Engineer in San Diego, CA. Candidate will join a fast-paced engineering group rapidly prototyping a variety of ocean systems. Collaborate across our medium-sized team holding complete technical responsibility for custom development and prototyping across many technical disciplines. Team prototyping efforts span from real-world problem-solving, all the way through concept development, followed by iterative design and testing, and conclude with product demonstrations. Ideal candidates will bring deep experience in firmware and software design and design processes.\nPrimary Responsibilities:\nCollaborate with team to identify embedded firmware and software requirements and evaluate candidate design approaches for solving wide-ranging technical problems.\nArchitect and design maintainable, robust, and performant embedded firmware and software platforms and related build and test processes.\nImplement, test, integrate, and verify firmware and software implementations satisfy project requirements for functionality, reliability, and usability; and meet team standards and expectations.\nDevelop and maintain documentation including engineering documentation, interface control documents (ICD), and software requirements specifications (SRS).\nCommunicate regularly across the engineering group to coordinate development efforts, anticipate design changes, prioritize feature implementations and bug fixes, and solicit team feedback.\nBasic Qualifications\nU.S. Citizen with ability to obtain SECRET security clearance; active SECRET clearance preferred.\nBachelor’s (or higher) degree from an accredited institution in Computer Science, Computer Engineering, Electronics Engineering, or another STEM field.\n5+ years of experience in development and integration for one or more of the listed platforms:\no Linux application software.\no Linux kernel and OS (Yocto, Buildroot) embedded microprocessor firmware and software.\no NVIDIA Jetson embedded firmware and software.\no RTOS or Bare-Metal embedded microcontroller firmware and software.\no Robot Operating System 2 (ROS 2) software.\nProficiency in the C programming language.\nProficiency in software version control processes (Subversion, Git, etc.).\nProficiency in Linux command line tools (grep, etc.) and with Linux shell scripting (Bash, etc.).\nWorking knowledge of common embedded communications protocols (SPI, RS-232, Ethernet, etc.).\nWorking knowledge of software development processes (static analysis, build automation, etc.).\nFamiliarity with embedded electronics test equipment (power supplies, oscilloscopes, debuggers).\nExperience testing firmware/software and debugging complex purpose-built embedded electro-mechanical systems.\nAbility to understand complex technical documents and communicate ideas orally and visually.\nPreferred Qualifications\n5+ years of experience in development for one or more of the listed applications:\no OpenCV (or similar) computer vision algorithms\no Digital Signal Processing (DSP), digital filtering, or other mathematical algorithms\no Robotics control system modeling and simulation\nProficiency in embedded development IDEs and tools (Microchip MPLAB, GCC, GNU Make, etc.).\nProficiency in data processing with (Matlab, Python, etc.).\nExperience in test automation.\nExperience with Graphical User Interfaces.\nPhysical ability to:\nNavigate lab, office, and warehouse environments-including frequent movement around piers, docks, and facility spaces-with the ability to stoop, kneel, reach for extended periods, and transport objects weighing up to 50 lbs. across the facility.\nUse hands to operate machinery, tools, and computer equipment.\nClimb ladders up to 20 ft and work comfortably in loud production environments, various temperatures, and inclement weather. This includes a willingness to work aboard marine vessels of various sizes, occasionally on an overnight basis.\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:\nAugust 26, 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.\n Pay Range:\nPay Range $87,100.00 - $157,450.00The 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":5040,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Defense Manufacturing","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-08-26T00:00:00Z"}],"visa":[{"country":"US","licensed_sponsor":true,"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":"2026-10-15T11:24:14+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":24}],"liveness":{"score":15,"band":"cold","label":"Long shot","p_open":1,"p_active":0.409,"p_room":0.36,"age_days":52,"expected_fill_days":27,"reasons":["conf:1","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/leidos-software-engineer-mid-career","json_url":"https://alion.io/job/leidos-software-engineer-mid-career.json","meta":{"generated_at":"2026-10-17T08:02:04Z","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":10848,"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":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-software-engineer-mid-career"},{"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%2Fleidos-software-engineer-mid-career"},{"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%2Fleidos-software-engineer-mid-career"},{"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-mid-career\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-software-engineer-mid-career"}]}