Software Engineer
Lead security for a modern, web‑based acquisitions system, defining and enforcing ATO and compliance in federal cloud environments, focusing on API security, IAM, and risk management for the GSA client.
Overview
LMI is seeking an experienced Security Lead to support a key client at the General Services Administration (GSA) in delivering a modern, web-based acquisitions system. This initiative modernizes Governmentwide Indefinite Delivery Vehicle (IDV) contracting through modular, API-driven services deployed in federal cloud environments.
The Security Lead will serve as the senior authority responsible for defining and enforcing the program’s security and compliance approach in alignment with GSA requirements. This individual must possess a comprehensive understanding of the Authorization to Operate (ATO) process for cloud applications and collaborate closely with the client’s Information Technology Security Officers (ITSOs) to ensure the development team adheres to approved security controls and compliance standards.
The ideal candidate combines deep federal security expertise, hands-on cloud security experience in AWS, and the ability to integrate DevSecOps practices into modern Agile software delivery.
This position is anticipated to be majority remote, but with the ability to travel and visit the client’s offices in Washington, D.C. as frequently as needed.
LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.
Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value
Responsibilities
Security Strategy & Governance
ATO & Federal Compliance
Posted June 20, 2026