Deputy Solution Architect

Millennium is seeking a Deputy Solution Architect to work onsite in Stafford, VA or Charelston, SC. ALL candidates must have an active TS/SCI Clearance to qualify for consideration.

A Deputy Solution Architect will assist in bridging requirements with enterprise IT infrastructure by leveraging SAFe expertise and deep knowledge of the Marine Corps Enterprise Network (MCEN) to design a secure, high-cadence “System-of-Systems” architecture.

In this role, the Architect will be responsible for the following:

• Solution Intent & Integration
• Manage Solution Intent: Document, maintain, and validate the technical baseline.
• Track Traceability: Connect mission capabilities and technical enablers directly to MCEN compliance rules.
• Oversee Integration: Guide solution architectures to ensure seamless interoperability across all portfolios.
• Technical Enablement & Planning
• Guide Enablers: Identify and design the infrastructure, security, and platforms needed for future capabilities.
• Collaborate Globally: Align technical solutions with strategic goals alongside PMs, RTEs, and Enterprise Architects.
• Build Roadmaps: Assist in drafting Program Increment (PI) and multi-PI technical roadmaps.
• Refine Backlogs: Ensure backlog items meet strict quality definitions before PI Planning ceremonies.
• Architecture Support
• Coordinate Daily: Provide day-to-day data preparation and administrative support to the Lead Solution Architect.
• Translate Intent: Turn high-level architectural concepts into actionable backlog structures.
• Map Dependencies: Support capability decomposition and maintain clear technical runway visibility.

• Candidate must have an active TS/SCI Clearance
• Master’s or ABET-accredited Bachelor’s degree in a quantitative field such as Engineering, Mathematics, Computer Science, Information Technology, or Information Systems. Master’s degrees must be from a regionally accredited institution recognized by one of the six contract-specified accrediting associations.
• 10 years of experience with a Master’s or 14 years with a Bachelor’s in the research, design, and development of computer/network software or specialized utility programs, including database maintenance as applicable.
• Demonstrated experience applying programming concepts and modern software development methodologies, including Agile, DevOps, and DevSecOps, in professional or academic environments.

Certifications & Specialized Experience:

• 10+ years of progressive experience in IT systems architecture, engineering, and integration, with significant experience supporting USMC, Navy, or DoD enterprise environments.
• Cybersecurity Workforce (CWF) IAT Level III or higher compliance required.
• SAFe® Architect (ARCH) or equivalent highly desired.
• DoD 8140/8570 IASAE Level II/III certification (e.g., CISSP, CASP+, CISM) preferred.