Senior IT Architectural Engineering Services

VetRamp; San Antonio (TX); On-site; USD 120,000 - 190,000; Full time

Job summary

Defense Health Agency (DHA) in San Antonio, TX seeks a Senior IT Architect to lead enterprise IT design, validation, and implementation across DoD healthcare networks. You will craft architecture blueprints, ensure security and performance, and guide lifecycle governance for mission-critical systems.

The role requires DoD framework expertise, strong technical writing, and collaboration with DHA stakeholders to align engineering with program goals and DoD standards.

Qualifications

• Bachelor’s degree in information technology, cybersecurity, or related discipline.
• Knowledge of DoD architecture frameworks (DoDAF) and RMF.
• Experience documenting architectures and requirements across large enterprise systems.

Responsibilities

• Design scalable, secure architectures for MHS/DHA infrastructure.
• Develop DoDAF artifacts and engineering documentation.
• Collaborate with DoD and industry partners to resolve integration challenges.

Skills

DoDAF

RMF

Technical writing

Systems engineering

Agile/DevSecOps

Education

Bachelor’s degree in information technology / cybersecurity

DoD 8140 qualification matrix knowledge

Tools

Microsoft Visio

Enterprise Architect

Azure cloud

Job description

Senior IT Architect

Location: San Antonio, TX (or as specified by DHA requirements)

Clearance Level: Public Trust (ADP/IT-II); Tier 3 Investigation (NACLC)

Program Overview

The Defense Health Agency’s (DHA) Domain and Directory Services Branch (DDSB) supports a mission-critical IT infrastructure environment that spans over 250 sites and serves more than 200,000 users. This environment supports healthcare delivery and medical readiness across the Army, Navy, and Air Force. The IT Architectural Engineering Services role is integral to designing and maintaining scalable, secure, and interoperable enterprise systems that support both on-premise and cloud-based infrastructure within the Military Health System (MHS).

Summary

The IT Architect serves as a senior-level technical advisor responsible for the design, validation, and implementation of enterprise-level IT systems and architectures. This role leads the development of infrastructure strategies and system blueprints that align with mission goals, cybersecurity frameworks, and DHA governance processes. It requires technical expertise in engineering, architectural documentation, and requirements management throughout the systems lifecycle.

Key Responsibilities

• Design scalable and secure architectural and technical solutions that fulfill MHS/DHA infrastructure requirements.


• Develop architectural strategies and engineering documentation that guide implementation across enterprise environments.


• Ensure interoperability, sustainability, and alignment with the DHA Enterprise Architecture through rigorous documentation and design standards.


• Review and validate functional and technical requirements from Requirements Worksheets (RW) and Governance processes.


• Lead or contribute to iRAM and RAM sessions as part of the Customer Request Management (CRM) process.


• Coordinate the feasibility assessment of proposed solutions and assemble SMEs, IA personnel, and technical stakeholders to support requirement definition.


• Conduct technical assessments of new system designs to validate architectural compatibility and compliance with performance and security standards.


• Draft and maintain Test and Evaluation Strategies (TES) to confirm operational and technical performance metrics.


• Manage evolving technical requirements throughout the system lifecycle and support acquisition planning as needed.


• Develop and deliver Department of Defense Architecture Framework (DoDAF) documentation and artifacts.


• Support re-engineering and re-architecture efforts for fielded products based on mission-specific needs or real-time constraints.


• Collaborate with MHS, DoD, and industry partners to align engineering efforts and resolve architecture and integration challenges.

Preferred Tools & Skills

• DoDAF, RMF, and other DoD/ITIL architecture frameworks


• Microsoft Visio, Enterprise Architect, or comparable design tools


• Familiarity with cloud platforms (e.g., MED365, Azure) and hybrid infrastructure


• Strong technical writing and documentation experience


• Systems Engineering and Requirements Management experience


• Familiarity with Agile and DevSecOps practices

Education & Certification Requirements (per DoD 8140 Qualification Matrices)

1. Microsoft Certified: Cyber Security Architect Expert or Azure Solutions Architect Expert


2. Any of the following…

• Academic Education: Bachelor’s degree in information technology, Cybersecurity, or a related discipline.


• OR Baseline: CISSO or GCIA or GCSA or GCLD or GICSP or CISSP-ISSAP or CISSP-ISSEP, or GLSC or CISSP