Chief Systems Architect - TS​/SCI w​/Poly

Type of Requisition: Regular

Clearance Level Must Currently Possess: Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph

Public Trust/Other

Required:

None

Job Family: IT Infrastructure and Operations

Job Qualifications:

Skills: Agile Delivery, Dev Sec Ops , Scrum

Certifications: None

Experience: 15+ years of related experience

US Citizenship

Required:

Yes

Job Description:

As the Chief Systems Architect , you will drive the transformation of mission‑critical systems for a high‑visibility national security customer and their premier data environment. You will shape the technical strategy that transitions legacy applications into modern, cloud‑native platforms—directly influencing the future of the mission.

You will serve as the senior technical program authority across cloud, data, API, integration, and microservices modernization, bringing thought leadership and architectural vision to a highly complex and impactful environment.

This role is ideal for a senior architect who thrives on modernization at scale and wants to directly contribute to mission outcomes while developing and mentoring elite engineering teams.

• Develop and own enterprise architecture strategies that guide the customer’s cloud, data, and services modernization journey.
• Lead, integrate, and inspire multiple high‑performing technical teams working on mission‑aligned modernization efforts.
• Evaluate technology tradeoffs, identify innovation opportunities, and brief senior customer and corporate leadership on architecture direction.
• Oversee the transformation of legacy applications into secure, scalable, cloud‑native services built for future mission agility.
• Ensure architectures align with Agile delivery, CI/CD pipelines, Dev Sec Ops  practices, and zero‑trust principles.
• Partner closely with product owners, program leadership, mission stakeholders, and engineering teams to translate operational needs into actionable architectures.
• Champion modern engineering practices, foster innovation, and help shape GDIT’s enterprise modernization standards.

• Bachelor’s degree in a technical field.
• 15+ years of IT experience, with 5+ years in a senior architecture leadership role.
• TS/SCI with Poly clearance.
• Proven experience guiding multi‑disciplinary technical teams through large‑scale modernization.
• Deep experience with cloud and microservices architectures (e.g., AWS Gov Cloud, Kubernetes, containerization).
• Strong background in data platform modernization, including analytics platforms or distributed data systems.
• Demonstrated proficiency with Agile methodologies and modern CI/CD delivery.
• Ability to develop and brief complex strategies to senior technical and mission leaders.

• Hands‑on experience designing and implementing microservices and cloud‑native architectures.
• Expertise in API design, distributed systems, zero‑trust principles, and event‑driven architectures.
• Experience with CI/CD pipelines, Dev Ops tool chains, and Agile/Scrum environments.
• Familiarity with data lakes, analytics platforms, and modern data engineering patterns.
• Knowledge of modern UI frameworks and responsive application design.
• Understanding of AI/ML architecture patterns and emerging cloud‑based AI services.
• Cloud certifications such as AWS Solutions Architect (Associate or Professional).

• Shape the future of mission‑critical systems with national‑level impact.
• Lead enterprise modernization efforts using advanced cloud, data, and automation technologies.
• Grow your career through GDIT’s technical leadership pathways, enterprise labs, and extensive training and certification programs.
• Join an environment that empowers architects with autonomy, supports innovation, and rewards forward‑thinking technical leadership.
• Be part of a culture built on trust, collaboration, and a commitment to advancing mission capabilities.

• 401K :
  With company match.
• Health & Wellness :
  Comprehensive health and wellness packages.
• Career Growth :
  Internal mobility team dedicated to helping you own your career.
• Professional Development :
  Growth opportunities including…