{"id":4295934,"url":"https://alion.io/job/sustainment-software-engineer","title":"Software Engineer","company":{"id":688674,"name":"Sustainment","domain":"sustainment.com","url":"https://alion.io/company/sustainment","size_band":"51-200","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":"junior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Austin, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":true,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Angular","optional":false},{"name":"ASP.NET Core","optional":false},{"name":"AWS","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"PostgreSQL","optional":false},{"name":"TypeScript","optional":false},{"name":"Apache Kafka","optional":true},{"name":"Datadog","optional":true},{"name":"Docker","optional":true},{"name":"GitLab","optional":true},{"name":"JavaScript","optional":true},{"name":"Kubernetes","optional":true},{"name":"Terraform","optional":true}],"status":"live","first_seen_at":"2026-11-13T19:21:51Z","employer_posted_date":"2026-11-13","last_verified_at":"2026-11-14T01:11:24Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Company Overview: Sustainment is an AI-native software platform that helps US-based manufacturers easily find and work with the critical suppliers they need to build and manage their supply chains. Our vision is to reimagine American manufacturing as a hyperconnected, secure, and resilient ecosystem of local and regional suppliers who can more easily connect, interact, and do business with the industry and government customers that rely on them. We are a dual-use technology platform that supports both DoD and commercial customers in pursuit of our vision.\nROLE OVERVIEW\nWe are hiring a Software Engineer to ship features across our full stack. You will build alongside our Staff Software Engineer’s and other senior engineers, take on real production work from week one, and grow into larger scope as you prove it. We are scaling, and this role is a path to technical leadership.\nRESPONSIBILITIES\nBuild and ship full-stack features in C#, ASP.NET Core, and Angular, from design through production.\nWrite clean, tested code that follows the team's .NET and ABP conventions.\nGive and receive code review. Learn from senior engineers and share what you learn.\nDebug production issues with guidance, find the root cause, and fix it.\nWrite and tune queries against PostgreSQL using EF Core.\nContribute to .NET and ABP upgrades and other maintenance while feature work continues.\nBuild with security in mind, including for AWS GovCloud and government customer environments.\nWork with Product and senior engineers to turn customer needs into clear tasks.\nDocument what you build so the next engineer can pick it up.\nQUALIFICATIONS\n2-3 years of professional software engineering experience.\n2+ years building in C# and ASP.NET Core, or a comparable modern backend framework.\nWorking experience with a relational database. PostgreSQL and EF Core preferred.\nWorking proficiency in Angular and TypeScript.\nExperience with Git, automated testing, and CI/CD.\nFamiliarity with AWS, containers, or distributed systems is a plus. ABP Framework experience is a plus.\nClear written and verbal communication.\nBachelor's degree in computer science or a related field, or equivalent experience.\n Ability to obtain and maintain a US government security clearance. Certain programs may require US citizenship.\nEarly-stage startup or SaaS experience is a plus.\nOUR STACK\nC#, ASP.NET Core, ABP Framework, EF Core, Angular, PostgreSQL, Kafka (Amazon MSK), Docker, Kubernetes, Terraform, AWS (including GovCloud), GitLab, Datadog\nSustainment offers a competitive benefits package for full time employees including medical, dental, vision, paid time off, company holidays, and 401K matching.\nSustainment is proud to be an equal opportunity employer. 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