> Markdown version of [/jobs/ext/1251215-pki-systems-administrator-ts-sci-with-polygraph](https://www.wearedevelopers.com/jobs/ext/1251215-pki-systems-administrator-ts-sci-with-polygraph). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# PKI Systems Administrator - TS/SCI with Polygraph

- **Company:** General Dynamics Information Technology
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Salary:** $111,155.0 - $150,385.0
- **Contract:** Permanent contract
- **Skills:** Cyber Security, Distributed Systems, Multi-Factor Authentication, Identity and Access Management, Public Key Infrastructure, Information Technology
- **Published:** July 12, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=44f761bedc2708a6

## About the Role

PKI Systems Administrator Senior - Requires a Bachelor's degree in an IT-related field or 8+ years of relevant IT experience in lieu of a degree.
PKI Systems Administrator Principal - Requires a Bachelor's degree in an IT-related field or 10+ years of relevant IT experience in lieu of a degree.

 * CERTIFICATION: Meet DoD 8140 Information Assurance Workforce certification requirements (e.g., Security+ CE, etc.)
 * CLEARANCE: Active TS/SCI clearance with a favorable polygraph
 * Experience with PKI administration, certificate services, token issuance, or authentication workflows in enterprise or secure environments
 * Working knowledge of multifactor authentication, identity credential management, and certificate lifecycle processes
 * Ability to troubleshoot certificate issues across distributed systems, networks, and platforms
 * Strong customer service, communication, and documentation skills, with the ability to support technical and nontechnical users
 * Familiarity with identity management tools, CRL validation, and certificate authorities is highly desirable
 * US citizenship required
 * LOCATION: Onsite, 6 + years of related experience
 * may vary based on technical training, certification(s), or degree

## Description

Own your opportunity to serve as a critical component of our nation's safety and security. Make an impact by using your expertise to protect our country from threats., As a PKI Systems Administrator supporting CIS, you will ensure integrity, availability, and secure operation of enterprise public key infrastructure services. You will manage certificates, tokens, authentication services, and identity related security functions that underpin access to critical systems across multiple networks and security domains. Your work strengthens identity assurance, protects sensitive environments, and supports secure mission essential operations across a large, distributed enterprise., * Issue, manage, and maintain certificates, tokens, and authentication credentials for users and systems, ensuring adherence to PKI standards and security requirements

 * Support full lifecycle PKI operations, including issuance, synchronization, renewal, revocation, and troubleshooting of certificates across multiple networks and enclaves
 * Provide knowledge-based support for customers, Trusted Agents (TAs), and system administrators, advising on authentication, token management, and certificate usage
 * Maintain PKI infrastructure health by monitoring certificate stores, expiration timelines, CRL validation, and associated authentication systems
 * Ensure compliance with enterprise multifactor authentication requirements and enforce credentialing policies for both user and nonperson entity (NPE) identities
 * Support identity related incident response by diagnosing authentication failures, resolving certificate conflicts, and restoring secure access
 * Maintain required documentation, service procedures, and operational artifacts to support secure and consistent PKI operations


## Related Videos

- [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure)
- [Enabling intelligent logistics automation: home-grown Industrial IoT platform at Austrian Post](https://www.wearedevelopers.com/videos/2018-enabling-intelligent-logistics-automation-home-grown-industrial-iot-platform-at-austrian-post)
- [Best Practices for AI-Assisted Development of Distributed Systems](https://www.wearedevelopers.com/videos/100200-best-practices-for-ai-assisted-development-of-distributed-systems)
- [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats)
- [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers)
- [Cyber Security: Small, and Large!](https://www.wearedevelopers.com/videos/259-cyber-security-small-and-large)

## Related Articles

- [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)
- [IT Salaries in Germany](https://www.wearedevelopers.com/magazine/287-it-salaries-in-germany)
- [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)
- [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)
- [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer)
- [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking)