SME Computer Systems Engineer & Architect

DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. They are seeking a Subject Matter Expert in Computer Systems Engineering and Architecture to provide authoritative guidance on complex enterprise architecture decisions and ensure that engineering architectures are technically sound and aligned with security standards.

Responsibilities:

• The Subject Matter Expert in Computer Systems Engineering and Architecture is the highest-level technical authority for systems design and integration under the TALON BPA, providing authoritative guidance on complex enterprise architecture decisions spanning on-premises, hybrid, and multi-cloud environments
• This individual advises TSA CIO leadership and engineering teams on architecture patterns, technology selection, integration approaches, and risk mitigation strategies for the most complex and high-profile engineering initiatives in TSA’s portfolio
• The SME ensures that all engineering architectures are technically sound, operationally resilient, and aligned with DHS and TSA security and performance standards
• In this role, the SME in Computer Systems Engineering/Architecture provides technical review and approval authority for major system designs, leads architecture boards and technical working groups, and resolves high-stakes engineering conflicts between project teams, O&M contractors, and TSA stakeholders
• The individual applies expertise across the full breadth of TSA’s IT domains—including cloud computing, cybersecurity architecture, data operations, and operational technology—to ensure coherent, integrated engineering outcomes
• The SME also provides critical input to the evaluation of emerging technologies, including AI/ML capabilities, for application within the TSA environment

Requirements:

• A minimum of 9 years of senior-level systems engineering and enterprise architecture experience is required, with demonstrated expertise across multiple IT domains and a track record of delivering complex federal IT modernization programs
• Deep knowledge of cloud architecture (AWS, Azure), zero-trust security frameworks, NIST RMF, and federal IT acquisition processes is expected
• Candidates must be U.S. citizens or Lawful Permanent Residents capable of obtaining TSA fitness determination and must be able to support after-hours cutovers and critical incident response in TSA's 24x7x365 environment
• Successful completion of a Public Trust background investigation and/or a Public Trust clearance
• Must be a U.S. Citizen