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Principal Software Engineer - CTJ - Poly

United States, Washington, Redmond💼 Full-time🗓 2026-06-23 → 2026-10-02

Core

Lead engineering excellence, architecture, and end-to-end delivery for complex, secure, and resilient systems within a secure facility.

Role type

Principal Software Engineer (Security-Critical Systems)

Builds

Scalable, resilient, secure, and cost-efficient complex services and systems

Domain

Defense/Security / Software Engineering

Required skills

Technical leadership, architecture design, risk management, coding (C, C++, C#, Java, JavaScript, Python), security compliance, incident investigation, deployment

Preferred skills

Data-driven decision making, innovation, mentoring

Technologies

C, C++, C#, Java, JavaScript, Python

Responsibilities

Lead architecture and design strategy for complex systems, drive end-to-end delivery planning and execution, investigate and deploy fixes for production issues, participate in on-call rotation