{"id":3905170,"url":"https://alion.io/job/hii-dsca-ai-back-end-developer-software-development-analyst-31043-arlington-va","title":"DSCA AI Back-End Developer (Software Development Analyst) - 31043 (Arlington, VA","company":{"id":173905,"name":"HII","domain":"hii.com","url":"https://alion.io/company/hii","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"inferred_payroll_markers","remote_working_hours":{"label":"ET","utc_offset_min":-5,"utc_offset_max":-5},"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":150000,"max":170000,"currency":"USD","period":"year","gross":null,"usd_annual":170000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"AWS","optional":false},{"name":"AWS Bedrock","optional":false},{"name":"Boto3","optional":false},{"name":"CI/CD","optional":false},{"name":"Django","optional":false},{"name":"FastAPI","optional":false},{"name":"Flask","optional":false},{"name":"Git","optional":false},{"name":"Least Privilege","optional":false},{"name":"LLM","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"Zero Trust","optional":false},{"name":"Amazon S3","optional":true},{"name":"API Gateway","optional":true},{"name":"Machine Learning","optional":true},{"name":"WebSockets","optional":true}],"status":"live","first_seen_at":"2026-11-06T23:00:19Z","employer_posted_date":null,"last_verified_at":"2026-11-06T23:00:19Z","board_verified":false,"closed_at":null,"days_open":8,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":8},"description":"Requisition Number: 31043 Required Travel: 0 - 10%Employment Type: Full Time/Salaried/Exempt\nAnticipated Salary Range: $150,000.00 - $170,000.00 \nSecurity Clearance: Secret Level of Experience: Senior This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems.\nHII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.\nMeet HII’s Mission Technologies Division\nOur team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense – the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that’s right for you. Apply today. We look forward to meeting you.\nTo learn more about Mission Technologies, click here for a short video: \n\nJob Description\n\nJoin the growing Warfare Systems Business Group at HII–Mission Technologies! We are seeking an experienced Mid/Senior AI Back-End Developer to support the Defense Security Cooperation Agency (DSCA) to build secure, scalable services and integrations supporting an AI-enabled enterprise application. The developer will design the application layer connecting the front end, enterprise systems, relational databases, and approved AI/RAG capabilities within an AWS GovCloud IL4/IL5 environment. \n\nEssential Job Responsibilities\n\nDevelop and maintain production-grade Python backend services and RESTful APIs using FastAPI, Flask, Django, or similar frameworks. \n\nDesign secure API contracts, including schemas, documentation, validation, authentication, authorization, error handling, and versioning. \n\nImplement application business logic, workflows, asynchronous processing, and integrations with enterprise systems, databases, and AI/RAG services. \n\nIntegrate services with approved Amazon Bedrock capabilities using Boto3 and defined AI service interfaces. \n\nSupport streamed AI responses and implement appropriate retries, timeouts, logging, auditing, and error-recovery mechanisms. \n\nDesign and optimize PostgreSQL or equivalent relational database models, queries, transactions, and data-access patterns. \n\nImplement Zero Trust-aligned security practices, including DoW/DoD ICAM integration, least-privilege access, secure service-to-service communication, API-level authorization, encryption, secrets management, and audit logging. \n\nDevelop and remediate application components in accordance with applicable STIG/SRG requirements and support security assessment and authorization activities. \n\nContribute to DevSecOps practices, including Git, CI/CD, automated testing, containerized delivery, vulnerability remediation, and application monitoring. \n\nDevelop and maintain React- and TypeScript-based user interface components and workflows as needed to support application capabilities, API integrations, and AI-enabled user experiences.\n\nUse approved AI-assisted or agentic coding tools and specification-driven development practices to improve delivery speed and quality, while maintaining developer accountability for architecture, security, code review, testing, and production readiness.\n\nCollaborate with front-end, AI/ML, platform, cybersecurity, and identity teams to deliver dependable application capabilities. \n\nMinimum Qualifications\n\nStrong experience developing Python backend services and RESTful APIs. \n\nExperience with FastAPI, Flask, Django, or comparable Python web frameworks. \n\nExperience with SQL and relational databases, preferably PostgreSQL. \n\nExperience integrating cloud services, enterprise systems, and external or internal APIs. \n\nExperience integrating applications with AI/LLM or RAG services. \n\nExperience with Git, automated testing, CI/CD, secure software development, and containerized applications. \n\nDevelop and maintain React- and TypeScript-based user interface components and workflows as needed to support application capabilities, API integrations, and AI-enabled user experiences.\n\nUse approved AI-assisted or agentic coding tools and specification-driven development practices to improve delivery speed and quality, while maintaining developer accountability for architecture, security, code review, testing, and production readiness.\n\nWorking experience with React, TypeScript, HTML, and CSS sufficient to build and maintain enterprise application user interfaces and integrate them with backend APIs.\n\nWorking knowledge of AWS cloud services and cloud-native application design. \n\nExperience implementing authentication, API and service-level authorization, and enterprise identity integration using standards or patterns such as OAuth 2.0, OpenID Connect, SAML, JWT, RBAC, or ABAC. \n\nWorking knowledge of DoW/DoD ICAM, Zero Trust principles, least-privilege access, and secure software supply-chain practices. \n\nFamiliarity with applicable DISA STIGs, SRGs, secure configuration requirements, and vulnerability-remediation workflows. \n\nClearance: Must possess and maintain anactive Secret clearance at the time of consideration\n\nFully Remote position; must align with Eastern Time Zone core business hours\n\nSoftware Development 3\n5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD in related field; or High School Diploma or equivalent and 9 years relevant experience. \n\nSoftware Development 4\n9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience. \n\n***Salary level based on background, direct experience and education\n\nPreferred Requirements\n\n8+ years of preferred experience \n\nExperience working in AWS GovCloud, including Amazon Bedrock, API Gateway, S3, and Boto3. \n\nExperience with streaming APIs, WebSockets, server-sent events, queues, or asynchronous processing patterns. \n\nExperience with RAG architectures, vector databases, document-ingestion workflows, or AI orchestration services. \n\nExperience supporting RMF activities, security-control evidence, continuous monitoring, or STIG/SRG assessment remediation. \n\nExperience working with front-end, AI/ML, platform, cybersecurity, and identity-management teams. \n\nWorking experience with React, TypeScript, HTML, and CSS sufficient to build and maintain enterprise application user interfaces and integrate them with backend APIs.\n\nPhysical Requirements\n\nAbility to remain in a stationary position for prolonged periods while working at a computer.\n\nAbility to operate a keyboard, mouse, and standard office equipment to perform analytical tasks.\n\nMust be able to effectively communicate in virtual meetings, briefings, and secure collaboration environments.\n\nAbility to review, analyze, and interpret digital data for extended periods with attention to detail and accuracy.\n\nOccasional light lifting of documents or equipment up to 10 lbs, if needed for home-office setup.\n\nMust maintain a home work environment that meets company and government security requirements (e.g., controlled space for handling sensitive or FOUO information, if applicable).\n\nMust be able to work assigned East Coast core business hours to support program and customer requirements.\n\nPotential travel <10% to customer site (East Coast) for customer and stakeholder meetings.\n\nHII is more than a job - it’s an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.\nWhy HII\nWe build the world’s most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.\nRecognized as one of America’s top large company employers, we are a values and ethics driven organization that puts people’s safety and well-being first. Regardless of your role or where you serve, at HII, you’ll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career.\nTogether we are working to ensure a future where everyone can be free and thrive.\nAll qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.\nDo You Need Assistance? \nIf you need a reasonable accommodation for any part of the employment process, please send an e-mail to and let us know the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to from this email address. Additionally, you may also call 1-844-849-8463 for assistance. Press #3 for HII Mission Technologies.\nOriginally posted on Himalayas","description_format":"text","description_chars":10386,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":["Life insurance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Naval Systems","Information Security","Defense Manufacturing"],"lifecycle":[{"event":"open","at":"2026-11-07T02:28:15Z"}],"visa":[],"liveness":{"score":95,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.946,"p_room":1,"age_days":7,"expected_fill_days":23,"reasons":["seen:7","urgency","win:early"],"computed_at":"2026-11-14T05:58:10Z"},"pay":{"stated_usd_annual":170000,"is_top_pay":false},"html_url":"https://alion.io/job/hii-dsca-ai-back-end-developer-software-development-analyst-31043-arlington-va","json_url":"https://alion.io/job/hii-dsca-ai-back-end-developer-software-development-analyst-31043-arlington-va.json","meta":{"generated_at":"2026-11-15T02:33:34Z","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":4825,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-16T00:00:00Z"}},"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":173905},"rest":"https://alion.io/mcp/rest/get_company?id=173905"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fhii-dsca-ai-back-end-developer-software-development-analyst-31043-arlington-va"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"free","price":{"credits":0,"usd":0},"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%2Fhii-dsca-ai-back-end-developer-software-development-analyst-31043-arlington-va"},{"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%2Fhii-dsca-ai-back-end-developer-software-development-analyst-31043-arlington-va"},{"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/hii-dsca-ai-back-end-developer-software-development-analyst-31043-arlington-va\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fhii-dsca-ai-back-end-developer-software-development-analyst-31043-arlington-va"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3905170}},{"tool":"search_jobs","arguments":{"company":"hii.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3905170},"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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