Software Engineer

Sustainment•Austin, TX

20h

About The Position

Sustainment is an AI-native software platform that helps US-based manufacturers find and work with suppliers. It supports Department of Defense and commercial customers in building a hyperconnected, secure, and resilient manufacturing ecosystem. Sustainment is hiring a Software Engineer to ship full-stack features. The engineer will work alongside staff and senior engineers, take on production work from the first week, and grow into broader responsibilities over time. The role is described as a path to technical leadership.

Requirements

2–3 years of professional software engineering experience.
2+ years building in C# and ASP.NET Core, or a comparable modern backend framework.
Working experience with a relational database.
Working proficiency in Angular and TypeScript.
Experience with Git, automated testing, and CI/CD.
Clear written and verbal communication.
Bachelor's degree in computer science or a related field, or equivalent experience.
Ability to obtain and maintain a US government security clearance. Certain programs may require US citizenship.
Applicants must be authorized to work for any employer in the U.S.; the company is unable to sponsor or take over sponsorship of an employment visa.

Nice To Haves

PostgreSQL and EF Core experience.
Familiarity with AWS, containers, or distributed systems.
ABP Framework experience.
Early-stage startup or SaaS experience.

Responsibilities

Build and ship full-stack features in C#, ASP.NET Core, and Angular from design through production.
Write clean, tested code that follows the team's .NET and ABP conventions.
Give and receive code reviews.
Learn from senior engineers and share knowledge.
Debug production issues with guidance, identify root causes, and fix them.
Write and tune PostgreSQL queries using EF Core.
Contribute to .NET and ABP upgrades and other maintenance while feature work continues.
Build with security in mind, including for AWS GovCloud and government customer environments.
Work with Product and senior engineers to turn customer needs into clear tasks.
Document work so other engineers can continue it.