{"id":2603904,"url":"https://alion.io/job/trexsolutionsllc-senior-software-engineer-3","title":"Senior Software Engineer 3","company":{"id":3101182,"name":"Trexsolutionsllc","domain":"trexsolutionsllc.com","url":"https://alion.io/company/trexsolutionsllc","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","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":["Fort Meade, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":200000,"max":250000,"currency":"USD","period":"year","gross":null,"usd_annual":250000},"salary_estimate":null,"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Java","optional":true},{"name":"Kotlin","optional":true},{"name":"MongoDB","optional":true},{"name":"Python","optional":true},{"name":"Spring Boot","optional":true}],"status":"live","first_seen_at":"2026-07-10T18:51:30Z","employer_posted_date":"2026-07-10","last_verified_at":"2026-10-15T20:05:27Z","board_verified":true,"closed_at":null,"days_open":97,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":97},"description":"Are you ready to make a significant impact by supporting critical national security infrastructure? T-Rex Solutions is looking for a fully cleared Senior Software Engineer 3 to join our dynamic team at Ft. Meade, MD in support of the Intelligence Community.\nWe are seeking developers for a high priority and highly visible malware analysis modernization program. The individual will work with a team of dynamic and innovative engineers to develop new capabilities supporting the virtual malware containment enclave . The individual will also support the modernization of malware enrichment services.\nRequired Skills:\nAnalyze user requirements to derive software design and performance requirements\nDebug existing software and correct defects\nProvide recommendations for improving documentation and software development process standards\nDesign and code new software or modify existing software to add new features\nIntegrate existing software into new or modified systems or operating environments\nDevelop simple data queries for existing or proposed databases or data repositories\nWrite or review software and system documentation\nServe as team lead at the level appropriate to the software development process being used on any particular project\nDesign or implement complex database or data repository interfaces/queries\nDevelop or implement algorithms to meet or exceed system performance and functional standards\nAssist with developing and executing test procedures for software components\nDevelop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areas\nModify existing software to correct errors, to adapt to new hardware, or to improve its performance\nDesign, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design\nDesign or implement complex algorithms requiring adherence to strict timing, system resource, or interface constraints; Perform quality control on team products\nImplement recommendations for improving documentation and software development process standards\nOversee one or more software development teams and ensure the work is completed in accordance with the constraints of the software development process being used on any particular project\nConfer with system engineers and hardware engineers to derive software requirements and to obtain information on project limitations and capabilities, performance requirements and interfaces\nCoordinate software system installation and monitor equipment functioning to ensure operational specifications are met\nRecommend new technologies and processes for complex software projects\nServe as the technical lead of multiple software development teams\nSelect the software development process in coordination with the customer and system engineering\nEnsure quality control of all developed and modified software\nDelegate programming and testing responsibilities to one or more teams and monitor their performance\nDesired Skills:\nKotlin\nSpring or Spring Boot\nPython\nJava Application (no front end necessary), REST\nMongo\nRequirements:\nBachelor's and 12 years of related experience or 25 years of related experience without a degree. \nActive TS/SCI w/ FSP required within 7 years.\nT-Rex Overview\nEstablished in 1999, T-Rex Solutions, LLC is a proven mid-tier business providing data-centric mission services to the Federal government as it increasingly tries to secure and leverage the power of data. We design, integrate, secure, and deploy advanced technical solutions for our customers so they can efficiently fulfill their critical objectives. T-Rex offers both IT and professional services to numerous Federal agencies and is a leader in providing high quality and innovative solutions in the areas of Cloud and Infrastructure Services, Cyber Security, and Big Data Engineering.\nT-Rex is constantly seeking qualified people to join our growing team. We have built a broad client base through our devotion to delivering quality products and customer service, and to do that we need quality individuals. But more than that, we at T-Rex are committed to creating a culture that supports the development of every employee's personal and professional lives. T-Rex has made a commitment to maintain the status of an industry leader in compensation packages and benefits which includes competitive salaries, performance bonuses, training and educational reimbursement, Transamerica 401(k) and Cigna healthcare benefits.\nT-Rex is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex (including pregnancy and sexual orientation), parental status, national origin, age, disability, family medical history or genetic information, political affiliation, military service, or other non-merit based factors.\nIn compliance with pay transparency guidelines, the annual base salary range for this position is $200,000 - $250,000. Please note that the salary information is a general guideline only. T-Rex considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, education/training, key skills, internal peer equity, as well as market and business considerations when extending an offer.\nT-Rex offers a diverse and collaborative work environment, exciting opportunities for professional growth, and generous benefits, including: PTO available to use immediately upon joining (prorated based on start date), paid parental leave, individual and family health, vision, and dental benefits, annual budget for training, professional development and tuition reimbursement, and a 401(k) plan with company match fully vested after 60 days of employment among other benefits.","description_format":"text","description_chars":5883,"description_truncated":false,"requirements":{"experience_years_min":12,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity","Parental leave","Professional development"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-15T08:59:01Z"}],"visa":[],"liveness":{"score":9,"band":"cold","label":"Long shot","p_open":1,"p_active":0.335,"p_room":0.28,"age_days":97,"expected_fill_days":23,"reasons":["conf:1","win:tail","crowd:"],"computed_at":"2026-10-15T22:02:15Z"},"pay":{"stated_usd_annual":250000,"is_top_pay":true},"html_url":"https://alion.io/job/trexsolutionsllc-senior-software-engineer-3","json_url":"https://alion.io/job/trexsolutionsllc-senior-software-engineer-3.json","meta":{"generated_at":"2026-10-15T22:02:15Z","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":33482,"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":3101182},"rest":"https://alion.io/mcp/rest/get_company?id=3101182"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftrexsolutionsllc-senior-software-engineer-3"},{"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%2Ftrexsolutionsllc-senior-software-engineer-3"},{"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%2Ftrexsolutionsllc-senior-software-engineer-3"},{"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/trexsolutionsllc-senior-software-engineer-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftrexsolutionsllc-senior-software-engineer-3"}]}