{"id":1118898,"url":"https://alion.io/job/peraton-junior-full-stack-software-engineer-devsecops","title":"Junior Full Stack Software Engineer (DevSecOps)","company":{"id":722,"name":"Peraton","domain":"peraton.com","url":"https://alion.io/company/peraton","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":{"grade":"A","score":100,"open_postings":20,"ghost_share":0,"stale_share":0,"repost_share":0.05,"time_to_fill_p50_days":13,"computed_at":"2026-11-08T05:47:12Z"}},"role":"Backend","role_family":"Backend","seniority":"junior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Herndon, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":80000,"max":128000,"currency":"USD","period":"year","gross":null,"usd_annual":128000},"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"ActiveMQ","optional":false},{"name":"Agile","optional":false},{"name":"Amazon DocumentDB","optional":false},{"name":"Amazon EC2","optional":false},{"name":"Amazon S3","optional":false},{"name":"Angular","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Confluence","optional":false},{"name":"Cypress","optional":false},{"name":"Docker","optional":false},{"name":"DynamoDB","optional":false},{"name":"ElasticSearch","optional":false},{"name":"FastAPI","optional":false},{"name":"Flask","optional":false},{"name":"Git","optional":false},{"name":"GitHub Actions","optional":false},{"name":"GitLab CI","optional":false},{"name":"JavaScript","optional":false},{"name":"Jenkins","optional":false},{"name":"Jest","optional":false},{"name":"Jira","optional":false},{"name":"JUnit","optional":false},{"name":"Kubernetes","optional":false},{"name":"NgRx","optional":false},{"name":"OWASP","optional":false},{"name":"Poetry","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Pytest","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"Redux","optional":false},{"name":"Scrum","optional":false},{"name":"Selenium","optional":false},{"name":"Spring Boot","optional":false},{"name":"State Management","optional":false},{"name":"Swagger","optional":false},{"name":"TypeScript","optional":false},{"name":"Vite","optional":false},{"name":"Webpack","optional":false},{"name":"API Gateway","optional":true},{"name":"CloudFormation","optional":true},{"name":"Grafana","optional":true},{"name":"Java","optional":true},{"name":"Prometheus","optional":true},{"name":"Rest API","optional":true},{"name":"Terraform","optional":true},{"name":"Uvicorn","optional":true}],"status":"live","first_seen_at":"2026-09-22T17:43:55Z","employer_posted_date":"2026-09-22","last_verified_at":"2026-11-08T19:49:10Z","board_verified":true,"closed_at":null,"days_open":47,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":47},"description":"Responsibilities\nJoin a cross-functional Scrum team building mission-focused software in an Agile DevSecOps environment in our Herndon, VA location. As a junior engineer, you’ll contribute to full-stack features, participate in acceptance criteria development, automate tests using Open Source/COTS tools, document instructions, and support integration activities. You’ll fix bugs, ship enhancements, and learn best practices while working with modern cloud, data, and messaging technologies.\nWhat You’ll Do\nBuild & deliver software in sprints: design, develop, test, document, and integrate features across front-end and back-end services.\nApply Agile engineering practices: participate in backlog grooming, sprint planning, daily standups, demos, and retros.\nSupport DevSecOps workflows: use Git-based workflows, CI/CD pipelines, and containerization to move changes from development to production.\nAutomate testing: create unit/integration tests and simple scripts to improve quality and repeatability.\nContribute to modernization: assist senior engineers in analyzing legacy ExtJS/Spring components and migrating to modern stacks and microservices.\nCollaborate & learn: work closely with product owners, UX, QA, and other engineers; document technical work in Confluence and track tasks in Jira.\nTechnologies You’ll Use (and grow into)\nFront-end: JavaScript/TypeScript with React or Angular, HTML5, CSS3, responsive design; exposure to state management (Redux/NgRx) and modern build tools (Webpack, Vite, Angular CLI).\nBack-end: Python 3.8+ (FastAPI or Flask), OR Java (Spring/Spring Boot); RESTful API design and OpenAPI/Swagger.\nMessaging: Basic understanding of message brokers (e.g., ActiveMQ), JMS/STOMP concepts; integrating Python apps (e.g., stomp.py).\nData: PostgreSQL, MongoDB (schemas, indexing), and AWS managed databases (DynamoDB, DocumentDB).\nSearch & Analytics: Exposure to Elasticsearch (v8+)-index management, query DSL, analyzers/tokenizers, Python client usage.\nCloud & DevOps: AWS (EC2, S3), Docker, Kubernetes (foundational), CI/CD with Jenkins, GitLab CI or GitHub Actions; infrastructure-as-code (intro level).\nTesting & Quality: JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts.\nSecurity: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned practices.\nQualifications\nRequired Qualifications\nA Bachelor’s degree in an area applicable to the position with 2+ years of relevant experience OR a Master’s degree in an area applicable to the position; an additional 4 years of experience maybe considered in lieu of a degree requirement.\nActive TS/SCI with polygraph (required)\nProgramming: Coursework or hands-on experience in two or more of the following:\nJava (Spring/Spring Boot),\nPython (FastAPI or Flask; package management with Poetry is a plus),\nJavaScript/TypeScript (React ecosystem or Angular).\nCore skills: REST/JSON fundamentals; basic Git usage; familiarity with Agile/Scrum; exposure to Docker.\nCloud/Data: Experience or coursework with AWS services (e.g., EC2, S3, plus one of PostgreSQL, DynamoDB, DocumentDB).\nTesting: Experience with unit testing (e.g., JUnit, Pytest, or similar).\nDesired\nFront-end state management (Redux, NgRx); modern build tooling (Webpack, Vite, Angular CLI).\nPython async/await and ASGI servers (Uvicorn/Hypercorn).\nElasticsearch basics (indexing, query DSL) and Python client usage.\nMongoDB schemas, aggregation pipelines, performance tuning; drivers (PyMongo or Motor).\nMessage broker familiarity (ActiveMQ, JMS/STOMP).\nCI/CD pipelines (Jenkins, GitLab CI, GitHub Actions); infrastructure-as-code (Terraform/CloudFormation).\nKubernetes fundamentals; container orchestration patterns.\nLegacy analysis/migration: ExtJS and Spring to modern microservices/API gateway patterns.\nE2E testing (Cypress/Selenium); integration testing strategies.\nCollaboration tooling (Jira, Confluence); code reviews and branching strategies.\nMonitoring/observability awareness (Prometheus, Grafana, ELK).\nSoft Skills\nStrong analytical and problem-solving mindset; curiosity to learn and ask great questions.\nClear written and verbal communication for documenting and collaborating.\nTeam-oriented with the ability to work independently on assigned tasks.\nReceptive to feedback and mentoring; growth-oriented attitude.\nPeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan.\nPeraton Overview\nPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.\nTarget Salary Range\n$80,000 - $128,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.EEO\nEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.","description_format":"text","description_chars":6112,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["DevSecOps","National Security","Homeland Security"],"lifecycle":[{"event":"open","at":"2026-09-22T17:43:55Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"green card filings: 4","filings_12m":0,"filings_prev_12m":0,"green_card_filings_12m":4,"median_offered_wage_usd":167500,"route":null,"cap_exempt":false,"checked_at":"2026-11-08T10:45:15+00:00","sources":["US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":{"score":8,"band":"cold","label":"Long shot","p_open":1,"p_active":0.302,"p_room":0.28,"age_days":46,"expected_fill_days":13,"reasons":["conf:2","velocity","win:tail","crowd:junior,brand"],"computed_at":"2026-11-08T05:47:12Z"},"pay":{"stated_usd_annual":128000,"is_top_pay":false},"html_url":"https://alion.io/job/peraton-junior-full-stack-software-engineer-devsecops","json_url":"https://alion.io/job/peraton-junior-full-stack-software-engineer-devsecops.json","meta":{"generated_at":"2026-11-08T23:30:59Z","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":48826,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-09T00:00:00Z"}},"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":722},"rest":"https://alion.io/mcp/rest/get_company?id=722"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fperaton-junior-full-stack-software-engineer-devsecops"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Fperaton-junior-full-stack-software-engineer-devsecops"},{"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%2Fperaton-junior-full-stack-software-engineer-devsecops"},{"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/peraton-junior-full-stack-software-engineer-devsecops\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fperaton-junior-full-stack-software-engineer-devsecops"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":1118898}},{"tool":"search_jobs","arguments":{"company":"peraton.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":1118898},"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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