{"id":1759698,"url":"https://alion.io/job/reisystems-software-engineer-net","title":"Software Engineer (.Net)","company":{"id":1962699,"name":"Reisystems","domain":"reisystems.com","url":"https://alion.io/company/reisystems","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sterling, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":93000,"max_usd":187000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":918},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"ASP.NET Core","optional":false},{"name":"Azure","optional":false},{"name":"Azure DevOps","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Dapper","optional":false},{"name":"Entity Framework Core","optional":false},{"name":"Git","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"Azure Data Factory","optional":true}],"status":"live","first_seen_at":"2026-10-03T12:15:39Z","employer_posted_date":"2026-10-03","last_verified_at":"2026-10-05T01:50:37Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Overview\nREI Systems’ mission is to deliver reliable, innovative technology solutions that advance Federal clients' missions and exceed their expectations. Our technologists and consultants are passionate about solving complex challenges that impact millions of lives. We take a Mindful Modernization® approach in delivering our services, including application modernization, grants management, case management systems, government data analytics, and advisory services. This approach, the REI Way, ensures mission impact by aligning our clients' strategic objectives with measurable outcomes through people, processes, and technology. We offer the same commitment to our employees by providing professional development, meaningful projects, and flexibility to spend time with family and friends. We believe employees are at their best when fulfilled in both their professional careers and their personal lives. Learn more at www.REIsystems.com Employees voted REI Systems a Washington Post Top Workplace in 2015, 2016, 2018, 2020, 2021, 2022, 2023, 2024, and 2025!\nResponsibilities\nREI Systems is currently migrating from .NET 4.8 to .NET 10 and are looking for a strong .NET developer with hands-on experience in .NET version upgrades. The ideal candidate should be comfortable managing code changes that arise during the upgrade process, while simultaneously supporting the transition from SQL Anywhere to SQL Server. The ability to handle both the framework migration and database-related code updates concurrently is essential.\nResponsibilities\nDevelop and maintain applications using C#, ASP.NET Core, .NET 6/8, and SQL Server.\nDesign and support REST APIs and backend services.\nCreate and optimize SQL queries, stored procedures, views, and database objects.\nTroubleshoot and resolve application and database issues.\nCollaborate with Business Analysts, QA, and project stakeholders in an Agile environment.\nSupport CI/CD pipelines, deployments, and production releases.\nParticipate in code reviews, testing, documentation, and system modernization efforts.\nQualifications\nRequired Qualifications\n3-6 years of experience in .NET application development.\nStrong experience with:C#\nASP.NET Core / MVC\n.NET 6/8\nSQL Server\nEntity Framework and/or Dapper\nREST API development\n\nExperience with Git, Azure DevOps, and Agile methodologies.\nStrong analytical, debugging, and problem-solving skills.\n Preferred Qualifications\nExperience with Azure cloud services and Azure Data Factory (ADF).\nKnowledge of OAuth2/JWT authentication and application security.\nExperience with CI/CD, automated testing, and deployment tools.\nExperience supporting government or public-sector applications.\nKnowledge of Section 508 accessibility requirements.\nEducation: Bachelor’s degree in Business, Engineering, Computer Science, or related field. Masters degree preferred.\nClearance: Ability to obtain and maintain a clearance is preferred.\nLocation: Hybrid - 2 days per week at REI Systems’ Sterling, VA office.\nEEO Statement: REI Systems is an Equal Opportunity Employer","description_format":"text","description_chars":3050,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":["Professional development"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Cybersecurity"],"lifecycle":[{"event":"open","at":"2026-10-03T12:15:39Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 39 · green card filings: 9","filings_12m":39,"filings_prev_12m":79,"green_card_filings_12m":9,"median_offered_wage_usd":142813,"route":null,"cap_exempt":false,"checked_at":"2026-10-03T21:08:04+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":29}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":30,"reasons":["conf:0","win:early"],"computed_at":"2026-10-04T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/reisystems-software-engineer-net","json_url":"https://alion.io/job/reisystems-software-engineer-net.json","meta":{"generated_at":"2026-10-05T01:55:22Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":2516,"day_limit":5000,"remaining_today":2484,"minute_limit":60,"resets_at":"2026-10-06T00:00:00Z"}}}