{"id":2555526,"url":"https://alion.io/job/general-dynamics-mission-systems-advanced-software-engineer-c-java","title":"Advanced Software Engineer (C++, Java)","company":{"id":1836162,"name":"General Dynamics Mission Systems","domain":"gdmissionsystems.com","url":"https://alion.io/company/gdmissionsystems-com","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Backend","role_family":"Backend","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":["Manassas, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":124216,"max":137803,"currency":"USD","period":"year","gross":null,"usd_annual":137803},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Git","optional":false},{"name":"gRPC","optional":false},{"name":"Helm","optional":false},{"name":"Java","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"Podman","optional":false},{"name":"Python","optional":false},{"name":"Qt","optional":false},{"name":"Red Hat","optional":false}],"status":"live","first_seen_at":"2026-10-14T19:06:51Z","employer_posted_date":"2026-10-14","last_verified_at":"2026-10-15T06:50:27Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Basic Qualifications\nBachelor's degree in Software Engineering, or related Science, Technology, Engineering or Mathematics field, plus a minimum of 5 years of relevant experience; or Master's degree, plus 3 years relevant experience.\nCLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work performed within our facilities, U.S. citizenship is required.\nResponsibilities for this Position\nROLE AND POSITION OBJECTIVES:\nAs a Software Engineer, you will join a cross-functional team developing and integrating mission-critical software for U.S. Navy submarine and surface platforms. You will contribute throughout the software lifecycle, including design, implementation, testing, integration, and issue resolution.\nResponsibilities\nDevelop and maintain production-quality software using C++, Qt, Java, or Python.\nImplement software components from system and interface requirements.\nIntegrate distributed applications using APIs, AMQP, gRPC, Protocol Buffers, and data-driven interfaces.\nDevelop and troubleshoot software in Linux environments, preferably Red Hat Enterprise Linux.\nContainerize and deploy applications using Docker or Podman.\nWrite unit and integration tests and support formal system testing.\nDiagnose software, networking, data, and integration issues in laboratory environments.\nParticipate in code reviews, design discussions, Agile planning, and technical meetings.\nMaintain software documentation and follow configuration-management and secure-coding practices.\nIdentify appropriate uses of approved AI tools to improve software quality and engineering productivity.\nWhat Sets You Apart\nStrong C++ development fundamentals and experience with object-oriented design.\nExperience with Qt, Java, Python, Linux, or distributed software systems.\nFamiliarity with AMQP, gRPC, Protocol Buffers, containerization, Kubernetes, or Helm.\nExperience with Git, automated testing, CI/CD, and Agile development.\nAbility to learn complex systems and interfaces quickly.\nStrong problem-solving, communication, and teamwork skills.\nExperience with Navy, tactical, combat-system, or other mission-critical software.\nOur Commitment to You:\nAn exciting career path with opportunities for continuous learning and development. \nResearch oriented work, alongside award winning teams developing practical solutions for our nation’s security\nFlexible schedules with every other Friday off work, if desired (9/80 schedule)\nCompetitive benefits, including 401k matching, flex time off, paid parental leave, healthcare benefits, health & wellness programs, employee resource and social groups, and more\nSee more at gdmissionsystems.com/careers/why-work-for-us/benefits\nWorkplace Options: This position is fully on-siteWhile on-site, you will be a part of the Progeny Manassas, VA team\nSalary Note\nThis estimate represents the typical salary range for this position based on experience and other factors (geographic location, etc.). Actual pay may vary. This job posting will remain open until the position is filled.Combined Salary Range\nUSD $124,216.00 - USD $137,803.00 /Yr.Company Overview\nGeneral Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. With a global team of 12,000+ top professionals, we partner with the best in industry to expand the bounds of innovation in the defense and scientific arenas. Given the nature of our work and who we are, we value trust, honesty, alignment and transparency. We offer highly competitive benefits and pride ourselves in being a great place to work with a shared sense of purpose. You will also enjoy a flexible work environment where contributions are recognized and rewarded. If who we are and what we do resonates with you, we invite you to join our high-performance team!\nEqual Opportunity Employer / Individuals with Disabilities / Protected Veterans","description_format":"text","description_chars":4174,"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":["401k plan","Continuous learning","Flexible schedule","Parental leave","Wellness"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Defense Manufacturing"],"lifecycle":[{"event":"open","at":"2026-10-14T19:06:51Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":0,"expected_fill_days":8,"reasons":["conf:3","velocity","win:early","comp:brand"],"computed_at":"2026-10-15T05:46:00Z"},"pay":{"stated_usd_annual":137803,"is_top_pay":false},"html_url":"https://alion.io/job/general-dynamics-mission-systems-advanced-software-engineer-c-java","json_url":"https://alion.io/job/general-dynamics-mission-systems-advanced-software-engineer-c-java.json","meta":{"generated_at":"2026-10-15T08:35:48Z","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":12914,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"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":1836162},"rest":"https://alion.io/mcp/rest/get_company?id=1836162"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgeneral-dynamics-mission-systems-advanced-software-engineer-c-java"},{"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%2Fgeneral-dynamics-mission-systems-advanced-software-engineer-c-java"},{"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%2Fgeneral-dynamics-mission-systems-advanced-software-engineer-c-java"},{"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/general-dynamics-mission-systems-advanced-software-engineer-c-java\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgeneral-dynamics-mission-systems-advanced-software-engineer-c-java"}]}