The Role Serves as the strategic and technical security architecture advisor to

USPS CISO

leadership. Develops enterprise security architecture roadmaps, evaluates hybrid data center and multi-cloud environments, leads threat modeling and remediation, establishes governance and policies, and strengthens edge, network, cloud, endpoint, transport, and certificate security. The role requires deep expertise in cybersecurity architecture, Zero Trust, SASE/SSE, security frameworks, incident response, and enterprise infrastructure. Summary Generated by

Built In Type of Requisition:

Pipeline Clearance Level Must Currently Possess:

None Clearance Level Must Be Able to

Obtain:

None Public Trust/Other Required:

MBI (T2)

Job Family:

Cyber and IT Risk Management Job Qualifications:

Skills:

Cyber Defense, Network Defense, Security Architecture Design Certifications:

None Experience:

15 + years of related experience

US Citizenship Required:

No Job Description:

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 #zxc726 The likely salary range for this position is $147,292 - $199,278. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

Less than 10% T elecommuting

Options:

Remote Work Location:

Any Location /

Remote Additional Work Locations:

Total Rewards at

GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. GDIT typically provides new employees with 15 days of paid leave per calendar year to be used for vacations, personal business, and illness and an additional 10 paid holidays per year. Paid leave and paid holidays are prorated based on the employee's date of hire. The GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Read Full Description Skills Required Bachelor's degree in engineering, IT, or a security-related major, or equivalent experience An additional four years of relevant work experience if the candidate lacks a relevant college degree CCIE certification CISSP certification 10 or more years of relevant experience 15 or more years of experience with edge and perimeter protection solutions, including IDS/IPS, WAF/WAAP, and SD-WAN remote security 10 or more years of progressive cybersecurity and infrastructure experience, including five or more years in a dedicated architecture role 15 or more years of hands-on architectural experience across

PKI, NDR, NGFW, WAAP, EDR/XDR, SIEM, IDS/IPS, DNS

protection, proxy, load balancing, IP routing, and data center design Experience with

SASE/SSE

convergence, SD-WAN, CASB, SWG, and ZTNA Experience securing large-scale hybrid enterprise environments spanning physical data centers and AWS, GCP, and Azure Experience with security governance, policy and standards development, incident response, and Zero Trust principles Ability to obtain and maintain a Public Trust clearance and pass government background screening U.S. residency for the required previous five-year period Microsoft Azure training GCP training AWS Fundamentals or Associate training Splunk training x-AI Fundamentals training General Dynamics Information Technology Compensation & Benefits Highlights The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about General Dynamics Information Technology and has not been reviewed or approved by General Dynamics Information Technology. About This Summary Affordable Benefits — Pay and benefits are described as good or okay in multiple places, and the overall package is often portrayed as acceptable even when base pay is not viewed as top-tier. Healthcare Strength — Medical, dental, and vision plan options are presented as comprehensive, with additional protections like disability and life insurance contributing to a well-rounded health and protection offering. Retirement Support — A 401(k) plan with company match is consistently highlighted as part of the total rewards package, supporting longer-term financial planning. Learn more about General Dynamics Information Technology's Compensation & Benefits → General Dynamics Information Technology Insights What's It Like to Work at General Dynamics Information Technology? General Dynamics Information Technology Culture & Values General Dynamics Information Technology Career Growth & Development What's the Work-Life Balance Like at General Dynamics Information Technology? General Dynamics Information Technology Leadership & Management General Dynamics Information Technology Company Growth, Stability & Outlook View all jobs at General Dynamics Information Technology View General Dynamics Information Technology Profile Report Job