Microsoft
Principal Software Engineer - CTJ - Poly
$143K–$304K
Reston, VA · On-site · Principal · Full-time · Posted Oct 30, 2026
- Experience
- 6+ years technical engineering experience with coding, or equivalent experience.
- Education
- Bachelor's Degree in Computer Science or related technical field, or equivalent experience.
- Visa sponsorship
- The role requires verification of U.S. citizenship due to citizenship-based legal restrictions.
About the job
Leads hands-on engineering across Azure AI services in sovereign and air-gapped environments, shaping architecture and delivering shared improvements to deployment, reliability, and operations.
What you'll do
- Set cross-service technical direction and lead complex engineering initiatives from investigation through production adoption.
- Design and implement reusable infrastructure and automation, review code and designs, and improve production reliability, including through on-call incident leadership.
- Partner across teams, mentor engineers, and apply approved AI-assisted tools responsibly.
What they ask for
- Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience coding in languages including C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
- Active U.S. Government Top Secret Clearance with access to SCI based on an SSBI with Polygraph.
- Pass the Microsoft Cloud background check upon hire or transfer and every two years thereafter.
- Verify U.S. citizenship due to citizenship-based legal restrictions.
Nice to have
- Experience with sovereign, air-gapped, regulated, or otherwise constrained environments.
- Experience with reusable platforms or deployment automation, Docker and Kubernetes, production reliability, AI service infrastructure, or mentoring engineers.
Pay
USD $142,800 - $274,800 per year (base salary); USD $188,000 - $304,200 per year (base salary)
Tools
C, C++, C#, Java, JavaScript, Python, GitHub Copilot, Docker, Kubernetes
AI focus
Works on delivering and operating Azure AI services in sovereign and air-gapped environments; applies approved AI-assisted engineering tools, including GitHub Copilot, with validation and security controls.
Model-written summary · the original posting is authoritative