Senior IT Architect: DoD Enterprise & Cloud (Remote)

Socket.dev; United States; Remote; USD 140,000 - 170,000; Full time

Job summary

3500 Square, LLC is seeking a Senior IT Architect to join our team supporting the Defense Health Agency's enterprise IT infrastructure. This role leads the design and development of scalable, secure, and interoperable IT systems that align with mission-critical healthcare delivery and readiness operations.

Responsibilities include enterprise-scale design across on-premise and MED365 cloud, governance alignment, DoDAF artifacts, and collaboration with DHA, MHS, and industry stakeholders to

Qualifications

• Experience leading IT architecture in complex enterprise environments.
• Knowledge of DHA, MHS, or DoD IT environments and governance processes.
• Strong ability to translate mission needs into scalable architectural solutions.
• U.S. Citizenship and ability to obtain and maintain Public Trust clearance.

Responsibilities

• Design architectural and technical solutions for enterprise-scale infrastructure supporting both on-premise and MED365 cloud environments.
• Develop strategies and documentation that guide engineering implementation and architectural consistency across DHA systems.
• Ensure system designs are interoperable, sustainable, and aligned with DHA Enterprise Architecture policies and governance.
• Lead or support functional and technical requirements validation, including Requirements Worksheets (RWs) and Governance input.
• Facilitate iRAM and RAM sessions and coordinate with SMEs, IA staff, and stakeholders during solution development.
• Conduct feasibility and architectural assessments to ensure compliance with cybersecurity, scalability, and performance standards.
• Draft and maintain Test and Evaluation Strategies (TES) to support operational readiness.
• Manage architectural documentation throughout the systems lifecycle and provide support during acquisition planning.
• Deliver Department of Defense Architecture Framework (DoDAF) artifacts to meet governance and compliance standards.
• Lead re-architecture efforts for fielded solutions based on mission needs or system limitations.
• Collaborate with DoD, MHS, and industry stakeholders to align technical direction and solve architecture/integration challenges.

Skills

Leadership in IT architecture

Systems thinking

Technical writing

Education

Bachelor’s degree in IT / Cybersecurity / Data Science / IS / CS

CISSP

Tools

DoDAF

RMF

Microsoft Visio

Enterprise Architect

Azure / MED365

Job description

3500 Square, LLC is seeking a Senior IT Architect to join our team supporting the Defense Health Agency's enterprise IT infrastructure. This role leads the design and development of scalable, secure, and interoperable IT systems that align with mission-critical healthcare delivery and readiness operations.

Responsibilities include enterprise-scale design across on-premise and MED365 cloud, governance alignment, DoDAF artifacts, and collaboration with DHA, MHS, and industry stakeholders to