Principal Enterprise Security Architect (SME)

Advance your career while impacting our national security as a Principal Enterprise Security Architect (SME).  Here, technologists have many paths to grow a meaningful career supporting cyber missions and operations across the federal government.

MEANINGFUL WORK AND PERSONAL IMPACT

We are seeking a visionary Principal Enterprise Security Architect to serve as the strategic and technical bridge between USPS security operations and CISO leadership, and enterprise infrastructure. Operating within the USPS Corporate Information Security Office (CISO), you will collaborate directly with internal and external stakeholders to align corporate initiatives with robust cyber defense strategies. The primary focus of this role is to ensure the preservation and continuous enhancement of USPS’ security posture throughout their continuing infrastructure evolution process and into the ultimate architectural end-state. You will identify structural security gaps across USPS hybrid environment, comprising multiple physical data centers and multi-cloud environments, engineering resilient solutions to mitigate them, while using SI and LLM.

WHAT YOU’LL NEED TO SUCCEED

Education:

• Education: Bachelor’s degree in engineering or other IT/security related major; or equivalent experience
• NOTE: If resources do not have a relevant college degree, an additional 4 years of relevant work experience is required.

Required Certifications:

• CCIE
• CISSP

Desired Training:   

• Microsoft Azure
• GCP
• AWS Fundamentals/Associate
• Splunk
• x-AI Fundamentals

Required Experience:

• 10+ years’ relevant experience
• 15+ years with strong experience with Edge and Perimeter Protection solutions and designs - IDS/IPS, WAF/WAAP, SDWAN remote security
• 10+ years of progressive experience in cybersecurity and infrastructure, with 5+ years in a dedicated architecture role directly influencing architectural decisions and priority.
• 15+ years with hands-on architectural experience across the entire technical scope: PKI, NDR, NGFW, WAAP, EDR/XDR, and SIEM), IDS/IPS, DNS Protection, Proxy, Webproxy, PAC, Loadbalancer, IP routing, Data Center designs
• Act as the primary security architecture advisor to USPS CISO ENG, translating deep technical risks and structural vulnerabilities into clear business-risk metrics.
• Lead collaborative design, threat modeling, and remediation sessions across the CISO office, Network Engineering teams, Endpoint Management teams, and external vendor/partner organizations.
• Formulate and author Enterprise Security Architecture roadmap, ensuring the security solution/technology investments align with CISO goals and business needs, in the areas of edge/network defense, cloud security, transport security, endpoint protection, and certificate lifecycle management. Using skillset along with vendor products to continue moving the enterprise security towards SI automation.
• Establish and enforce governance and security policies in the infrastructure.
• Manage and/or advise on planning and operation of all CISO Engineering Security Edge workstreams.
• Conduct rigorous, proactive architectural reviews of the global hybrid footprint to identify structural weaknesses through continuous monitoring.
• Strong experience with SASE/SSE Convergence – SDWAN, (CASB), Secure Web Gateways (SWG), and Zero Trust Network Access (ZTNA).
• Strong experience with Network service security and infrastructure – DNS security, PKI and CAOps, Proxy
• Strong understanding of Zero Trust tenets and principles, and practical application of the principles.
• In-depth understanding of Security Framework Alignment: Map all infrastructure patterns to prevailing industry standards and best practices, specifically NIST CSF / SP 800-53 and the CIS Critical Security Controls.
• In-depth understanding of hybrid large scale enterprise: Strong history of assessing and securing complex enterprise environments spanning multiple physical data centers and comprehensive multi-cloud environments from various cloud service providers. (AWS, GCP, Azure)
• Experience with development and application of governance policy and standards in application of security tools, and Security Governance process/workstream management, while working to leverage SI to automate processes
• Experience with security Incident response activities.
• Understanding AI application development methodology

Security Clearance Level:

• Ability to obtain and maintain a Public Trust clearance and successfully pass a thorough Government background screening process requiring the completion of detailed forms and fingerprinting.
• This position has a U.S. residency requirement. The USPS security clearance process requires the selected candidate to have resided in the U.S. (including U.S. Territories) for the last five years as follows:
  • U.S. Citizens cannot have left the U.S. (including U.S. Territories) for longer than 6 months consecutively in the last 3 years (unless they meet certain exceptions).
  • Non-U.S. Citizens cannot have left the U.S. (including U.S. Territories) for longer than 90 days consecutively in the last 3 years.

Location:

• Remote
• Morrisville, NC
• Falls Church, VA
• Eagan, MN

GDIT IS YOUR PLACE:

• 401K with company match
• Comprehensive health and wellness packages
• Internal mobility team dedicated to helping you own your career
• Professional growth opportunities including paid education and certifications
• Cutting-edge technology you can learn from
• Rest and recharge with paid vacation and holidays

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