PKI Engineer - TS/SCI with Polygraph

General Dynamics Information TechnologyWashington, DC
Onsite

About The Position

Own your opportunity to support national defense. Your work will help keep critical operations secure and connected across the global enterprise directly, contributing to a mission that protects our nation every day. CIS is growing, and we invite both our experienced incumbents and new team members to be part of what’s next. Incumbents bring invaluable mission insight, while new talent adds fresh ideas and energy. Together, we’ll strengthen continuity and drive the next generation of innovation. As a PKI Engineer supporting CIS, you will design, implement, and sustain secure public key infrastructure services that support authentication, encryption, and identity trust across multiple networks and security domains. You will engineer certificate services, integrate identity systems, maintain PKI related infrastructure, and ensure the resilience and compliance of enterprise credentialing services. Your work strengthens secure access, protects sensitive data, and enables mission critical operations across a distributed enterprise.

Requirements

  • Active TS/SCI clearance with a favorable polygraph
  • 10 + years of related experience
  • Bachelor’s degree in an IT-related field, or 10+ years of relevant IT experience in lieu of a degree
  • Meet DoD 8140 Information Assurance Workforce certification requirements (e.g., Security+ CE, etc.)
  • Experience engineering or administering PKI systems, certificate authorities, token services, or IAM components
  • Strong understanding of certificates, trust models, revocation, key management, and authentication protocols
  • Ability to diagnose and resolve complex PKI technical issues across distributed systems and networks
  • Familiarity with enterprise identity services, MFA platforms, and secure credentialing workflows
  • Strong communication, documentation, and cross-team collaboration skills
  • US citizenship required

Nice To Haves

  • Multi-Factor Authentication (MFA)
  • PKI Certificate Management
  • Public Key Infrastructure
  • Token Standards

Responsibilities

  • Engineer, integrate, and maintain enterprise PKI services and supporting infrastructure
  • Manage secure certificate lifecycle processes across users, systems, and applications
  • Troubleshoot PKI issues involving certificates, trust, authentication, and revocation
  • Support MFA through secure credentialing and token management
  • Maintain PKI system health, including CRLs, certificate stores, and authentication components
  • Collaborate across engineering, cyber, and operations to integrate PKI into new technologies
  • Maintain PKI architecture documentation, configuration baselines, and SOPs
  • Implement and validate patches and security updates in alignment with vulnerability management and security directives
  • Investigate and resolve patch related compliance issues, supporting POA&M development and corrective action verification

Benefits

  • Comprehensive benefits and wellness packages
  • 401K with company match
  • Competitive pay and paid time off
  • Variety of medical plan options
  • Dental plan options
  • Vision plan
  • Ability to contribute both pre and post-tax dollars to 401K
  • Full flex work weeks where possible
  • Variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave
  • Short and long-term disability benefits
  • Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance
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