{"id":172137,"url":"https://alion.io/job/general-dynamics-information-technology-full-stack-software-developer-tssci-with-polygraph","title":"Full Stack Software Developer - TS/SCI with Polygraph","company":{"id":4418,"name":"General Dynamics Information Technology","domain":"gdit.com","url":"https://alion.io/company/gdit","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":95,"open_postings":31,"ghost_share":0,"stale_share":0.387,"repost_share":0,"time_to_fill_p50_days":10,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["McLean, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":186542,"max":252379,"currency":"USD","period":"year","gross":null,"usd_annual":252379},"salary_estimate":null,"experience_years_min":15,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"GraphQL","optional":false},{"name":"JavaScript","optional":false},{"name":"Jenkins","optional":false},{"name":"Kubernetes","optional":false},{"name":"Lit","optional":false},{"name":"Memcached","optional":false},{"name":"MySQL","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"Redis","optional":false},{"name":"Rest API","optional":false}],"status":"live","first_seen_at":"2026-08-26T00:00:00Z","employer_posted_date":"2026-08-26","last_verified_at":"2026-10-18T12:04:15Z","board_verified":true,"closed_at":null,"days_open":53,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":53},"description":"Type of Requisition:\nRegularClearance Level Must Currently Possess:\nTop Secret SCI + PolygraphClearance Level Must Be Able to Obtain:\nNonePublic Trust/Other Required:\nNoneJob Family:\nSoftware EngineeringJob Qualifications:\nSkills:\nAPI Development, Kubernetes, Scripting LanguagesCertifications:\nNoneExperience:\n15 + years of related experienceUS Citizenship Required:\nYesJob Description:\nTransform technology into opportunity as a Full Stack Developer at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your engineering career.\nWHAT YOU'LL NEED TO SUCCEED:\nEducation: BA/BS in Information Technology or related field or the equivalent combination of education, technical certifications or training, or work experience\nExperience: 15+ years of related experience\n Required Skills & Experience:\nExperience with Java and Python.\nBuild and maintain scalable, reliable and secure back end systems; use server-side programming languages; API development including RESTful services and GraphQL.\nBuild and manage microservices architectures; use containerization tools such as Docker and container orchestration with Kubernetes.\nUse relational databases (e.g. PostgresSQL, MySQL) and NOSQL databases (e.g. MongoDB) to include schema design, query optimization, indexing and performance turning for high volume databases.\nUse database management and version control to maintain data integrity, implement migration and ensure data availability in production environments.\nBuild and maintain CI/CD pipelines to automate testing, deployment and monitor processes to ensure quick and reliable deployments of new features and updates.\nUse JavaScript and modern frameworks such as React and Lit.\nEnsure effective integration of front-end interfaces with back end services to deliver seamless user experience.\nOptimize back end performance through techniques such as caching (Redis, Memcached), load balancing, and queueing.\nDesign scalable architectures to handle high levels of concurrency and large data volumes.\nKnowledge of emerging back end technologies and best practices and suggest to the Sponsor on how to apply these enhancements to existing systems and develop new capabilities.\nDesired: Use of Python for AI model integration and scripting purposes. Use of DevOps in CI/CD (e.g., Jenkins, Docker, Kubernetes) to automate and streamline integration processes.\nDesired: Use of APIs and microservices to enable interaction between different capabilities, services, and components.\nSecurity Clearance Level: TS/SCI with Polygraph\nLocation: McLean VA, on Customer Site\nUS Citizenship Required\nGDIT IS YOUR PLACE:\n401K with company match\nComprehensive health and wellness packages\nInternal mobility team dedicated to helping you own your career\nProfessional growth opportunities including paid education and certifications\nCutting-edge technology you can learn from\nRest and recharge with paid vacation and holidays.\n#WeAreGDIT\n#JET\n#GDITEnhanced2026\n#VA_2026Alumni\nThe likely salary range for this position is $186,542 - $252,379. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:\n40Travel Required:\nNoneTelecommuting Options:\nOnsiteWork Location:\nUSA VA McLeanAdditional Work Locations:\nTotal Rewards at GDIT:\nOur benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.Our Identity Verification Process:\nAs part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.About Our Work:\nWe are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.\nEqual Opportunity Employer / Individuals with Disabilities / Protected Veterans","description_format":"text","description_chars":5579,"description_truncated":false,"requirements":{"experience_years_min":15,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["401k plan","Growth opportunities"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-08-30T01:55:04Z"},{"event":"open","at":"2026-10-14T02:00:51Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 21 · green card filings: 4","filings_12m":21,"filings_prev_12m":30,"green_card_filings_12m":4,"median_offered_wage_usd":154900,"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":15}],"liveness":{"score":13,"band":"cold","label":"Long shot","p_open":1,"p_active":0.453,"p_room":0.28,"age_days":52,"expected_fill_days":10,"reasons":["conf:0","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":252379,"is_top_pay":false},"html_url":"https://alion.io/job/general-dynamics-information-technology-full-stack-software-developer-tssci-with-polygraph","json_url":"https://alion.io/job/general-dynamics-information-technology-full-stack-software-developer-tssci-with-polygraph.json","meta":{"generated_at":"2026-10-18T13:17:16Z","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":19787,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"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":4418},"rest":"https://alion.io/mcp/rest/get_company?id=4418"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgeneral-dynamics-information-technology-full-stack-software-developer-tssci-with-polygraph"},{"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-information-technology-full-stack-software-developer-tssci-with-polygraph"},{"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-information-technology-full-stack-software-developer-tssci-with-polygraph"},{"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-information-technology-full-stack-software-developer-tssci-with-polygraph\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgeneral-dynamics-information-technology-full-stack-software-developer-tssci-with-polygraph"}]}