CareerPlan

Lead Software Systems Engineer

USA - Colorado Springs, COFull-time$161k2026-09-03 → 2026-11-10
On-site · United StatesNo visa sponsorshipUnited States citizens onlySecurity clearance required

Core

Lead software systems engineer developing mission planning software for U.S. military nuclear command, control, and communications (NC3) networks, focusing on satellite and ground system connectivity.

Role type

Senior IC software systems engineer (mission planning & NC3)

Builds

High-performance APIs, backend services, and front-end user interfaces for nuclear-survivable satellite and ground systems

Domain

Defense / Aerospace / Nuclear Command and Control

Required skills

Python, JavaScript, TypeScript, Java, FastAPI, Postgres, SQL/NoSQL, CI/CD pipelines, Agile/DevSecOps, API design, geospatial visualization, C2 systems knowledge

Preferred skills

TypeScript, geospatial visualization (2D/3D), database technologies, software development lifecycle management, Java, FastAPI

Technologies

Python, JavaScript, Angular, JQuery, TypeScript, Java, FastAPI, Postgres, SQL, NoSQL

Responsibilities

Lead requirements, architecture, and design for high-performance APIs; lead support software development in Agile/DevSecOps environments; build and architect backend services; lead code reviews; create and translate design mockups into functional user interfaces; advocate for product quality and security improvements

Seniority

Senior, hands-on IC with leadership responsibilities