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Senior IT Architectural Engineering Services Join to apply for the Senior IT Architectural Engineering Services role at 3500 Square Senior IT Architectural Engineering Services 6 days ago Be among the first 25 applicants Join to apply for the Senior IT Architectural Engineering Services role at 3500 Square Get AI-powered advice on this job and more exclusive features. Job Posting: Senior IT Architectural Engineering Services Location: San Antonio, TX Clearance Required: Public Trust (ADP/IT-II); Tier 3 Investigation (NACLC) Citizenship Requirement: U.S. Citizenship required. We are seeking a highly skilled Senior IT Architect to join our team supporting the Defense Health Agency's (DHA) 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. Key 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. Preferred Tools & Skills: DoDAF, RMF, and other DoD/ITIL architectural standards Microsoft Visio, Enterprise Architect (or similar modeling/design tools) Experience with Azure or other hybrid cloud platforms (e.g., MED365) Technical writing and documentation skills Systems Engineering and Requirements Management background Familiarity with Agile and DevSecOps methodologies Minimum Qualifications: Proven experience leading IT architecture and systems design efforts within 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 (Tier 3/NACLC) clearance. Education & Certifications: Candidates Must Meet One Of The Following Combinations Certification: Microsoft Certified: Cybersecurity Architect Expert OR Azure Solutions Architect Expert AND One Of The Following Academic: Bachelor’s degree in Information Technology, Cybersecurity, or a related discipline OR Baseline: CISSO, GCIA, GCSA, GCLD, GICSP, CISSP-ISSAP, CISSP-ISSEP, GLSC, or CISSP This is an excellent opportunity to join a mission-focused team shaping the future of military health IT architecture. Help us build modern, resilient, and secure enterprise systems that support the health and readiness of those who serve. Apply today to make an impact as a Senior IT Architect in a dynamic federal IT environment. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at 3500 Square by 2x Get notified about new Senior Information Technology Specialist jobs in San Antonio, TX . San Antonio, Texas Metropolitan Area 1 month ago IT SPECIALIST - SR. IT SPECIALIST - Cybersecurity IT SPECIALIST - SR. IT SPECIALIST - Cybersecurity Business Consultant I (Information Technology) IT SPECIALIST - SR. IT SPECIALIST - DevOps Specialist Configuration/Change Enablement Specialist Senior IT Architectural Engineering Services San Antonio, TX $75,000.00-$85,000.00 1 month ago IT SPECIALIST - SR. IT SPECIALIST - Cybersecurity IT SPECIALIST - SR. 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