{"id":3551517,"url":"https://alion.io/job/lockheed-martin-systems-engineer-sr-e3-57","title":"Systems Engineer Sr - E3","company":{"id":37086,"name":"Lockheed Martin","domain":"lockheedmartin.com","url":"https://alion.io/company/lockheedmartin","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Eightfold","truth_index":{"grade":"A","score":96,"open_postings":2489,"ghost_share":0.01,"stale_share":0,"repost_share":0.198,"time_to_fill_p50_days":34,"computed_at":"2026-11-03T05:54:40Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Littleton, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":95900,"max":178100,"currency":"USD","period":"year","gross":null,"usd_annual":178100},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"Java","optional":false},{"name":"Python","optional":false},{"name":"Verification & Validation","optional":false},{"name":"Docker","optional":true},{"name":"Kubernetes","optional":true}],"status":"live","first_seen_at":"2026-10-16T16:08:02Z","employer_posted_date":"2026-10-30","last_verified_at":"2026-11-03T23:14:08Z","board_verified":true,"closed_at":null,"days_open":18,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":18},"description":"Standard Job Description\nSpace is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future.\nAt Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.\nJoin us in shaping a new era in space and find a career that's built for you.\nThis role of software integrator will be responsible for the integration, testing, and deployment of complex software systems within Lockheed Martin mission-critical environments. This role supports the design, implementation, and maintenance of software interfaces, data pipelines, and system interoperability solutions across multidisciplinary teams. The position requires advanced technical expertise in software integration patterns, rigorous testing methodologies, and compliance with LM software development standards and applicable regulatory requirements.\nKey Responsibilities:\nLead the integration of commercial and government-off-the-shelf (COTS/GOTS) software systems with custom mission applications\nDesign, implement, and document software interfaces, APIs, and data mapping specs ensuring ECI/CUI compliance\nPerform end-to-end system testing, including unit, integration, and validation testing per LM quality assurance protocols\nCollaborate with systems engineers, cybersecurity specialists, and program managers to resolve integration issues and optimize system performance\nMaintain and update integration documentation, including technical designs, test plans, and release notes\nSupport continuous integration/continuous deployment (CI/CD) pipelines and automate integration workflows where applicable\nEnsure adherence to Lockheed Martin software development lifecycle (SDLC), configuration management, and security protocols\nThe information below reflects the standard job description for this position\nPerforms technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Ensures the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints. Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications. For positions that perform IT responsibilities, use E646, Systems Engr-IT.\nBasic Qualifications\nBachelor’s degree in Computer Science, Software Engineering, or related field, or equivalent practical experience\nExtensive experience in software integration, system interfacing, or embedded software development\nProven experience with software integration frameworks, middleware, and enterprise service buses (ESB) or similar integration patterns\nStrong proficiency in at least one modern programming language (C++, Python, Java, or C#) and associated build tools\nExperience with version control systems (Git), continuous integration pipelines, and automated testing frameworks\nSecret clearance with the ability to obtain and maintain TS clearance\nDemonstrated ability to work in a multidisciplinary team environment and communicate technical concepts clearly\nDesired Skills\nMaster’s degree in a relevant technical discipline\n5+ years of progressive experience in software integration, system interfacing, or embedded software development\nExperience with defense acquisition lifecycle and IC/DoD software integration standards (e.g., MIL-STD, DO-331)\nFamiliarity with containerization (Docker, Kubernetes) and orchestration tools\nPrior experience with Lockheed Martin software platforms or integrated mission systems\nProfessional certifications (e.g., TOGAF, SAFe, or relevant integration/tool certifications)\nPay Information\nFull-Time Salary Range: $95900.00 - $178100.00\nAt Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow-both professionally and personally.\nThe salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer.\nBenefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.\nAnnual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.\nFor (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.","description_format":"text","description_chars":6228,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":true,"languages":[]},"benefits":["Education assistance","Flexible schedule","Life insurance","Parental leave"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Aerospace Manufacturing","Combat Aircraft","Missiles","Military Satellites"],"lifecycle":[{"event":"open","at":"2026-10-30T22:48:12Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 1","filings_12m":1,"filings_prev_12m":1,"green_card_filings_12m":0,"median_offered_wage_usd":182500,"route":null,"cap_exempt":false,"checked_at":"2026-10-29T16:27:21+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":0}],"liveness":{"score":40,"band":"fade","label":"Fading","p_open":1,"p_active":0.593,"p_room":0.9,"age_days":17,"expected_fill_days":34,"reasons":["conf:2","evergreen","wave","velocity","win:mid","comp:brand"],"computed_at":"2026-11-03T05:54:40Z"},"pay":{"stated_usd_annual":178100,"is_top_pay":true},"html_url":"https://alion.io/job/lockheed-martin-systems-engineer-sr-e3-57","json_url":"https://alion.io/job/lockheed-martin-systems-engineer-sr-e3-57.json","meta":{"generated_at":"2026-11-04T00:09:10Z","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":215,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-05T00:00:00Z"}},"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":37086},"rest":"https://alion.io/mcp/rest/get_company?id=37086"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Flockheed-martin-systems-engineer-sr-e3-57"},{"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%2Flockheed-martin-systems-engineer-sr-e3-57"},{"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%2Flockheed-martin-systems-engineer-sr-e3-57"},{"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/lockheed-martin-systems-engineer-sr-e3-57\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Flockheed-martin-systems-engineer-sr-e3-57"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3551517}},{"tool":"search_jobs","arguments":{"company":"lockheedmartin.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3551517},"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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