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Lead Principal Software Engineer - TS/SCI

Company

The Fountain Group LLC

Location

Washington Highlands, District of Columbia, United States

Posted

May 10, 2026

Position Overview

Top Secret/SCI with Active Full Scope Polygraph – must be active prior to start



Pay: $90-100/hour. W2 only.

Duration:5 years

100% Onsite near Washington, DC

Employment Type:Β Full-Time Immediate


Position Overview

We are seeking a Senior Software Engineer to support a mission-critical program within the Intelligence Community. This is an on-site SCIF position requiring a TS/SCI clearance with an active Full Scope Polygraph prior to consideration.

Β 

The SWE Level 3 is a senior engineer capable of designing, implementing, and improving distributed application orchestration logic across a Kubernetes-native platform in a classified environment. This role carries architectural authority and mentorship responsibility: the successful candidate will lead the development of reusable Helm charts, GitOps templates, and deployment strategies; contribute to platform-wide architecture decisions; and guide...

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