Senior PKI Engineer / SME with Security Clearance

99999 Consulting LLC
Naval Anacost Annex, DC 20373 United States  View Map
Posted: May 30, 2026
  • Full Time
  • Federal Government
  • Summary

    Senior PKI Engineer / SME
    • Location: On-site at Joint Base Anacostia-Bolling (JBAB) • Clearance: Active TS
    • Benefits: Medical, Dental, Vision, Retirement and more What This Job Feels Like
    • Work centers on designing and maintaining trust models that other systems depend on, often with little margin for error. • Problems are rarely straightforward—solutions must account for vendor constraints, security requirements, and interoperability edge cases. • Ownership of PKI architecture and implementation from policy design through operational support. • High OPTEMPO; requires precision, persistence, and disciplined follow-through. What You'll Do
    • Design and manage PKI architectures, including root/intermediate hierarchies, chains of trust, and certificate lifecycle processes. • Create and maintain segmented trust models (organizational partitions, cross-domain trust, constrained intermediates). • Generate and support certificates for diverse use cases, including handling vendor-specific constraints and non-standard requirements (e.g., wildcard usage, SAN configurations, custom extensions). • Troubleshoot certificate validation issues across systems, applications, and network boundaries. • Collaborate with systems, network, and application teams to ensure certificates function correctly within their environments. • Define and enforce certificate policies, revocation strategies (CRL/OCSP), and security controls. • Mentor engineers on PKI fundamentals and correct implementation practices. Tech Knowledge / Skills
    • PKI fundamentals: X.509, certificate chains, trust stores, key management • Microsoft CA, OpenSSL, and other PKI tooling • TLS/SSL, mutual authentication, certificate-based access control • CRL, OCSP, revocation and lifecycle management • Integration points: web servers, load balancers, applications, network devices Requirements
    • 8+ years experience in PKI, security engineering, or related systems roles in secure/cleared environments • Active TS; must be able to obtain TS/SCI • Professional certification required; expert-level capability preferred • Demonstrated ability to design and troubleshoot PKI systems across multiple platforms and vendors • Experience with complex trust models and real-world certificate interoperability challenges
    • DoD 8140 compliance required
  • Job Description

    Senior PKI Engineer / SME
    • Location: On-site at Joint Base Anacostia-Bolling (JBAB) • Clearance: Active TS
    • Benefits: Medical, Dental, Vision, Retirement and more What This Job Feels Like
    • Work centers on designing and maintaining trust models that other systems depend on, often with little margin for error. • Problems are rarely straightforward—solutions must account for vendor constraints, security requirements, and interoperability edge cases. • Ownership of PKI architecture and implementation from policy design through operational support. • High OPTEMPO; requires precision, persistence, and disciplined follow-through. What You'll Do
    • Design and manage PKI architectures, including root/intermediate hierarchies, chains of trust, and certificate lifecycle processes. • Create and maintain segmented trust models (organizational partitions, cross-domain trust, constrained intermediates). • Generate and support certificates for diverse use cases, including handling vendor-specific constraints and non-standard requirements (e.g., wildcard usage, SAN configurations, custom extensions). • Troubleshoot certificate validation issues across systems, applications, and network boundaries. • Collaborate with systems, network, and application teams to ensure certificates function correctly within their environments. • Define and enforce certificate policies, revocation strategies (CRL/OCSP), and security controls. • Mentor engineers on PKI fundamentals and correct implementation practices. Tech Knowledge / Skills
    • PKI fundamentals: X.509, certificate chains, trust stores, key management • Microsoft CA, OpenSSL, and other PKI tooling • TLS/SSL, mutual authentication, certificate-based access control • CRL, OCSP, revocation and lifecycle management • Integration points: web servers, load balancers, applications, network devices Requirements
    • 8+ years experience in PKI, security engineering, or related systems roles in secure/cleared environments • Active TS; must be able to obtain TS/SCI • Professional certification required; expert-level capability preferred • Demonstrated ability to design and troubleshoot PKI systems across multiple platforms and vendors • Experience with complex trust models and real-world certificate interoperability challenges
    • DoD 8140 compliance required
  • ABOUT THE COMPANY

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