Senior Systems Administrator (PKI)
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Job Location:
Washington, AR - USA
Monthly Salary:
$ 112000 - 179000
Posted on:
16 hours ago
Vacancies:
1 Vacancy
Job Summary
Responsibilities
We are seeking an experienced Senior Systems Administrator PKI to architect implement and manage enterprise Public Key Infrastructure (PKI) services. This role requires deep expertise in certificate services cryptography identity security and enterprise trust models. The successful candidate will ensure the integrity availability and security of authentication and encryption services across the organization.
Key Responsibilities
PKI Architecture & Engineering
- Design deploy and maintain enterprise PKI environments (onpremises cloud and hybrid).
- Define targetstate PKI architecture trust models and operating frameworks.
- Integrate PKI with enterprise applications identity platforms and security services.
Certificate Authority & Lifecycle Management
- Administer Certificate Authorities (root intermediate issuing CAs).
- Manage certificate lifecycle processes: issuance renewal revocation expiration and CRL/OCSP operations.
- Implement certificate automation and enrollment services (e.g. SCEP ACME EST).
- Develop and execute key lifecycle management strategies (creation distribution rotation renewal revocation).
Operations Security & Compliance
- Ensure PKI systems meet security compliance and highavailability requirements.
- Perform PKI backups disaster recovery and key escrow/recovery procedures.
- Monitor PKI infrastructure for vulnerabilities misconfigurations and emerging threats.
- Support audits risk assessments and compliance initiatives (NIST FIPS ISO CIS).
- Serve as the senior escalation point for PKIrelated incidents and outages.
Troubleshooting & CrossTeam Collaboration
- Diagnose and resolve complex certificate authentication and encryption issues.
- Collaborate with security identity directory services network and application teams.
- Maintain comprehensive PKI documentation standards and operational procedures
Qualifications
Required Qualifications:
- Bachelors degree in IT Cybersecurity or related field (or equivalent experience).
- 8 years of total experience with at least 7 years of systems administration experience including 4 years dedicated to PKI engineering/administration. 4 years of additional experience may be substituted in lieu of a degree.
- Strong understanding of cryptography certificate trust chains and enterprise PKI architectures.
- Handson experience with Microsoft AD CS and/or enterprise PKI platforms (e.g. Venafi Keyfactor Entrust).
- Proficiency with automation and scripting (PowerShell required; Bash/Python preferred).
- DoD 8140 IAT Level II certification (e.g. Security).
- Active TS/SCI clearance.
Desired Qualifications:
- Advanced security or PKI certifications (CISSP CISM Microsoft Venafi etc.).
- Experience supporting Zero Trust architectures and identitycentric security models.
- Familiarity with compliance frameworks (NIST 80053/63 FIPS 1402/3 ISO 27001 CIS Controls).
- Experience with HSMs key vaults or cloudnative certificate services (AWS PCA Azure Key Vault GCP CAS).
Peraton Overview
Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the worlds leading mission capability integrator and transformative enterprise IT provider we deliver trusted highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land sea space air and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day our employees do the cant be done by solving the most daunting challenges facing our customers. Visit to learn how were keeping people around the world safe and secure.
Target Salary Range
EEO
Required Experience:
Senior IC
Key Skills
- Computer Science
- Active Directory
- Computer information Technology
- PowerShell
- OS
- Windows
- Database
- SCCM
- Linux
- SAN
- Troubleshoot
- Backup
- Setup
- Technical Support
- UNIX
About Company
Peraton provides innovative solutions for the most sensitive and critical programs in government today, developed and executed by scientists, engineers, and other experts.
