Senior PKI Security Administrator

NikSoft Systems Corp.,
Onsite

About The Position

NikSoft Systems Corporation is seeking a Senior PKI Security Administrator to join their team in support of the United States Postal Service's Cybersecurity program. This role offers the opportunity to work in a large-scale enterprise environment with over 800 Information Technology systems, tens of thousands of servers and desktop devices, processing billions of dollars in annual revenue and supporting a diverse user base across the US. The position is based in Reston, Virginia.

Requirements

  • Strong knowledge of REST API integration, Simple Certificate Enrollment Protocol (SCEP), and Microsoft AD auto-enrollment.
  • Familiarity with technologies such as VCERT, Portable Git, Ansible, and Visual Studio Code.
  • Proficiency in PowerShell scripting.
  • Strong understanding of Public Key Infrastructure (PKI) including: Certificate Authority Administration, Certificate Enrollment Web Service & Policy Web Service, Active Directory Certificate Services (ADCS) monitoring.
  • Infrastructure experience in one or more of the following areas: IT or server administration, networking, Active Directory/LDAP, Unix/Linux, virtualization, or access control administration.
  • Strong communication skills with IT customers, developers, and system administrators.
  • Strong experience with certificate management tools, preferably Venafi/CyberArk, Microsoft Certificate Authority, and Hardware Security Modules (HSMs).
  • Heavy experience troubleshooting digital certificate issues, with an interest in advancing automation and AI-driven solutions.
  • Knowledge of Post Quantum Cryptography.
  • Ability to obtain a Postal Sensitive Clearance (US Citizenship or Green Card required).
  • Candidates must not have traveled outside of the USA for a combined period not to exceed 6 months within the last 3 years.

Nice To Haves

  • Experience with ServiceNow or other Change/Incident/Problem management ticketing technology.
  • IT system administration experience (systems management, networks, firewalls) in an enterprise environment.
  • Experience with user directory technologies for authentication (e.g., LDAP, Active Directory).
  • Experience with Microsoft Windows Server configuration, deployment, and troubleshooting.
  • Experience with Unix and Linux configuration and troubleshooting.
  • Experience with technologies that use TLS/SSL encryption (e.g., F5, Netscaler, IIS, Apache, WebLogic, WebSphere, etc.).
  • Proficiency with server virtualization technologies (VMWare, HyperV).
  • Database administration (MSSQL) experience.
  • A+, NET+, SEC+, nCSE, Venafi/CyberArk Admin, certified encryption engineer, CCENT, CCNA certifications.

Responsibilities

  • Support internal and external customers with certificate-related issues across USPS applications and services.
  • Provide guidance and training to key stakeholders on PKI lifecycle management, processes, and procedures.
  • Create reports and documentation using AI and other automation tools.
  • Review complex PKI and certificate-related issues, determine effective solutions, and recommend improvements to ensure efficient, reliable, and sustainable operations.
  • Support certificate automation using Venafi/CyberArk TPP identifying opportunities to incorporate AI into automation efforts.
  • Supervise the PKI team, develop project requirements for complex and critical applications, provides sound strategic advice, technical expertise, and guidance to program and project staff.
  • Ability to work independently, work in a fast-paced environment, and attention to detail.
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