{"id":171069,"url":"https://alion.io/job/leidos-software-engineer-tssci-polygraph","title":"Software Engineer TS/SCI Polygraph","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":80,"open_postings":173,"ghost_share":0.006,"stale_share":0.798,"repost_share":0.006,"time_to_fill_p50_days":27,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Annapolis Junction, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":57850,"max":104575,"currency":"USD","period":"year","gross":null,"usd_annual":104575},"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Angular","optional":false},{"name":"C","optional":false},{"name":"C++","optional":false},{"name":"Configuration Management","optional":false},{"name":"Embedded C","optional":false},{"name":"Groovy","optional":false},{"name":"Jackson","optional":false},{"name":"Java","optional":false},{"name":"JavaScript","optional":false},{"name":"Kotlin","optional":false},{"name":"Linux","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"Spring Framework","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"Windows","optional":false},{"name":"Apache Tomcat","optional":true},{"name":"Bootstrap","optional":true},{"name":"CI/CD","optional":true},{"name":"CMake","optional":true},{"name":"Docker","optional":true},{"name":"JAX","optional":true},{"name":"Jenkins","optional":true},{"name":"JQuery","optional":true},{"name":"JUnit","optional":true},{"name":"Kubernetes","optional":true},{"name":"Maven","optional":true},{"name":"Mockito","optional":true},{"name":"OpenShift","optional":true},{"name":"Podman","optional":true},{"name":"Scrum","optional":true},{"name":"Selenium","optional":true},{"name":"SOAP","optional":true}],"status":"live","first_seen_at":"2026-07-01T00:00:00Z","employer_posted_date":"2026-07-01","last_verified_at":"2026-10-17T08:20:57Z","board_verified":true,"closed_at":null,"days_open":108,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":108},"description":"Job Description\nLeidos has a new and exciting opportunity for a Software Engineer in our Intelligence Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!\nSoftware Engineer\n*Must have an active TS/SCI Polygraph on Day One. No exceptions.*\nIn this exciting role, you will perform software development lifecycle (SDLC) activities as both an individual and a member of our top-notch agile development team building a large complex enterprise system! Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the new capabilities for the large complex enterprise system. Following the Behavior-driven Development (BDD) pattern, developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development. Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript, CSS, HTML, etc.) and special purpose device programming opportunities are available.\nPrimary Responsibilities\nYou will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities; analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. You will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. You will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench.\nBasic Qualifications\nMust have a BS degree or equivalent experience and less than 2 years prior relevant experience. Additional experience may be substituted for a degree.\nMust have demonstrated experience with Java.\nMust have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.\nMust have experience or familiarity with multiple of the following languages such as Javascript, Python, C/C++, Groovy, Structured Query Language (SQL).\nMust have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm.\nMust have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server.\nMust have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT.\nMust have experience with software source control and configuration management tools.\nMust have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures).\nMust have experience developing on Windows, and/or Linux operating systems.\nMust have documented professional experience with web services.\nMust have a strong understanding of sound software development principles and practices.\nMust be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing.\nMust be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment.\nPreferred Qualifications\nExperience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting.\nExperience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift).\nExperience with Javascript frameworks: AngularJS, Bootstrap, JQuery.\nExperience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse.\nExperience with build tools: Maven, CMake, RPM, Jenkins, Nexus.\nExperience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration.\nExperience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development (TDD), Refactoring, and Acceptance Test Driven Development (ATDD).\nExperience with Behavior Driven Development (BDD).\nSecure Software development (i.e., Layer 7 Policy).\nExperience with the Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team.\nCSSKEY\nCONMD\ncareers.leidos.com/CONMD\nabundance\nIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.\nOriginal Posting:\nJuly 1, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.\n Pay Range:\nPay Range $57,850.00 - $104,575.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.","description_format":"text","description_chars":6871,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":["401k plan","Equity","Flexible schedule"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Defense Manufacturing","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-08-30T00:23:00Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 50 · green card filings: 24","filings_12m":50,"filings_prev_12m":58,"green_card_filings_12m":24,"median_offered_wage_usd":124257,"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":24}],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.161,"p_room":0.28,"age_days":108,"expected_fill_days":27,"reasons":["conf:1","stale_co","velocity","win:tail","crowd:junior,brand"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":104575,"is_top_pay":false},"html_url":"https://alion.io/job/leidos-software-engineer-tssci-polygraph","json_url":"https://alion.io/job/leidos-software-engineer-tssci-polygraph.json","meta":{"generated_at":"2026-10-17T09:35:27Z","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":12605,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"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":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-software-engineer-tssci-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%2Fleidos-software-engineer-tssci-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%2Fleidos-software-engineer-tssci-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/leidos-software-engineer-tssci-polygraph\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-software-engineer-tssci-polygraph"}]}