Senior Computer Network Architect

About DMI

DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Recognized as a Top Workplace, DMI is committed to delivering secure, efficient, and cost-effective solutions that drive measurable results. Learn more at www.dminc.com

About the Opportunity

DMI, LLC is seeking a Senior Computer Network Architect to provide end-to-end design, integration, and modernization of TSA’s enterprise network infrastructure across on-premises, hybrid cloud, and airport operational technology environments. 

Duties and Responsibilities

This individual leads the architectural development of LAN/WAN, SD-WAN, campus networking, and connectivity solutions, ensuring designs meet stringent TSA security, availability, and performance requirements. The Architect works collaboratively with TSA stakeholders and the O&M contractor to develop network architectures that support mission-critical operations including passenger screening and law enforcement data exchange.

In this role, the Senior Computer Network Architect produces detailed design documentation, configuration runbooks, and transition packages that enable the O&M contractor to sustain implemented solutions post-deployment. The individual leads lab validation, pre-production testing, and cutover planning for network upgrades and migrations, including connectivity modernization initiatives involving internet, satellite, and cellular wireless alternatives. The Architect is also expected to provide technical guidance on interoperability between TSA IT and OT systems and partner agency networks.

Qualifications

Education and Years of Experience

A minimum of 6 years of experience in enterprise network architecture and engineering is required, with hands-on expertise in routing and switching, network segmentation, zero-trust architectures, and integration with cloud platforms such as AWS and Azure. Experience in federal network environments governed by DHS cybersecurity standards is strongly preferred. Candidates must be clearable under TSA’s three-phase fitness determination process and able to participate in after-hours deployment windows consistent with TSA’s operational tempo.

Clearance Requirements: Successful completion of a government security screening and/or a Secret Clearance

Background Requirements: Successful completion of a Public Trust background investigation and/or a Public Trust clearance.

Citizenship Status Required: Must be a U.S. Citizen

Physical Requirements: None required for this position.

Location: Remote, US

Working at DMI

DMI is a diverse, prosperous, and rewarding place to work. Our culture is shaped by five core values that guide how we work, grow, and succeed together:

• Do What’s Right – We lead with honesty and integrity.
• Own the Outcome – We take responsibility and deliver.
• Deliver for Our Customers – We are relentless about delivering value.
• Think Bold, Act Smart – We innovate with purpose.
• Win Together – We collaborate and celebrate our success.

These values aren’t just ideals—they show up in how we support every part of your well-being:

• Convenience/Concierge – Virtual health visits, commuter perks, pet insurance, and entertainment discounts that make life easier.
• Development – Annual performance reviews, tuition assistance, and internal career growth opportunities to help you thrive.
• Financial – Generous 401(k) matches, life and disability insurance, and financial wellness tools to support your future.
• Recognition – Annual awards, service anniversaries, referral bonuses, and peer-to-peer shoutouts that spotlight your achievements.
• Wellness – Healthcare coverage, wellness programs, flu shots, and biometric screenings to support your health.

DMI values employees for their talents and contributions, and we take pride in helping our customers achieve their goals. Because when we live our values, we all win together.

*************** No Agencies Please ***************

Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information. US citizenship may be required for some positions.