PKI Engineer: Certificate Lifecycle & Crypto Security

Ptechpartners; Irving (TX); On-site; USD 76,000 - 96,000; Full time

Job summary

Peterson Technology Partners is seeking a PKI Engineer to join the Infrastructure and Security team in a full‑time, on‑site role in Irving, TX. You will design, secure, and maintain the organization’s PKI, manage CAs, RAs, ESOs, and certificate enrollment services, and drive automation with scripting and vendor tools.

The ideal candidate has 3–5 years of PKI/InfoSec experience, strong AD CS expertise, cryptography knowledge, and hands‑on with HSMs, OCSP, and PKI governance.

Qualifications

• 3-5 years PKI engineering or security experience.
• Experience managing AD CS or equivalent PKI platforms.
• Strong knowledge of PKI concepts, SSL/TLS, X.509, and cryptographic principles.
• Experience with certificate enrollment, renewal, revocation, and validation.

Responsibilities

• Administer enterprise PKI platforms including CAs, RAs, and OCSP responders.
• Manage certificate lifecycle: issue, renew, revoke, replace certificates for users, devices, servers, apps, cloud services.
• Implement PKI security controls, policies, and cryptographic standards.
• Support automation of certificate management using scripting and tooling.
• Handle troubleshooting of certificate-related issues across applications and networks.

Skills

PKI engineering

AD CS

PowerShell

HSMs

SSL/TLS

Education

Bachelor's degree IT/CS

Certifications (Security+ / CISSP / GSEC)

Tools

Venafi

Keyfactor

DigiCert

ACME

Job description

Peterson Technology Partners is seeking a PKI Engineer to join the Infrastructure and Security team in a full‑time, on‑site role in Irving, TX. You will design, secure, and maintain the organization’s PKI, manage CAs, RAs, ESOs, and certificate enrollment services, and drive automation with scripting and vendor tools.

The ideal candidate has 3–5 years of PKI/InfoSec experience, strong AD CS expertise, cryptography knowledge, and hands‑on with HSMs, OCSP, and PKI governance.