Principal Software Engineer with Security Clearance

We are seeking a Principal Software Engineer to integrate an existing software stack with our customer. As a Principal Software Engineer, you will serve as the vital bridge between end users and the core commercial product development team, driving advancement and integration. Operating on the front lines as an extension of engineering, you will deliver rapid software remediations and technical solutions directly to the customer. By translating operational challenges into actionable, customer-driven feedback for the software team, you will directly shape the future roadmap and continuous quality of our platform. This position is full time on-site at facilities in Springfield and Arlington, VA.

Benefits: Soresu offers a highly competitive benefits package in addition to base salary, including an Individual Benefits Account (IBA) funded at 25% of base salary and a 401(k) contribution equal to an additional 25% of base salary. Yes, that means an additional 50% of base salary in employer-funded benefits and retirement contributions. We take care of our people because our people are the company. Soresu is 100% employee-owned, and we intend to keep it that way.

Minimum Qualifications • Bachelor's degree in a STEM discipline with at least 10 years of experience ◦ In lieu of a Bachelor’s degree, two additional years of related experience may be substituted (12 years total). ◦ A Master’s degree may be substituted for two years of experience; a PhD may be substituted for four years of experience. • Demonstrated excellence in direct customer engagement, with a strong ability to build client trust, rapidly triage user issues, and translate operational feedback into clear engineering requirements. • Experience with geospatial software development and concepts (e.g., Rasterio, Fiona, Shapely, OpenLayers, GDAL) • Proficiency in Python • Experience using Git, GitLab, Bitbucket or other software development lifecycle management tools • Experience with fast, iterative development cycles and an ability to adapt to shifting requirements • Travel up to 10% • Must have and maintain a current active security clearance (TS/SCI) Preferred Qualifications • Cloud Experience (AWS or equivalent) • Experience developing and conveying software system architectures • Experience with JavaScript, Java, Go or C#.

Soresu is an

Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

About the Company
At Soresu, our team has the incredible opportunity to build the resilient systems that safeguard our nation in an era of AI-driven warfare and high-intensity conflict. Inspired by our namesake—the "Form III" philosophy of absolute defense—we look for bold thinkers and disciplined engineers ready to orchestrate answers for our customers. Our culture thrives on extreme efficiency and the courage to deliver mission-critical solutions where others see only noise. Join us to bridge the gap between vast data and actionable intelligence, inventing the future of automation at the speed of mission.