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Concept Solutions, LLC logo
Concept Solutions, LLC

We create and support Mission-Critical solutions that keep our country safe.

PKI & Identity Infrastructure Engineer

Infrastructure EngineerInfrastructure EngineerFull TimeRemoteSeniorTeam 51-200H1B No SponsorCompany SiteLinkedIn

Location

United States

Posted

84 days ago

Salary

$80K - $100K / year

Seniority

Senior

Bachelor Degree5 yrs expExperience acceptedEnglishApacheCyber SecurityDockerLinuxMariaDBPostgreSQL

Job Description

PKI & Identity Infrastructure Engineer

Concept Solutions, LLC

• Serve as a senior technical lead for enterprise PKI architecture, administration, and operational support across Certification Authorities (CAs), Registration Authorities (RAs), and Validation Authorities (VAs) • Administer and maintain PKI platforms across Windows and Linux environments, including EJBCA operations, ACME, SCEP, certificate enrollment, CRL distribution, OCSP, CDP, and AIA services • Execute and document PKI key ceremonies, offline root CA operations, and cryptographic material handling in compliance with Certificate Policies (CP) and Certification Practice Statements (CPS) • Manage and maintain Hardware Security Modules (HSMs), ensuring compliance with federal cryptographic standards • Support secure certificate lifecycle management, validation services, and enterprise trust models • Administer Red Hat Enterprise Linux (RHEL) environments supporting PKI, identity, and application services • Perform comprehensive Microsoft Windows Server administration including lifecycle management, patching, backup validation, and remediation • Support Docker/containerized solutions aligned with enterprise deployment and security standards • Maintain supporting web/application infrastructure including IIS, Apache, and JBoss • Support PostgreSQL and MariaDB environments for PKI and identity services

Job Requirements

  • Bachelor’s degree in Information Systems, IT Management, Business Systems, MIS
  • 5+ years or an additional 4+ years of relevant experience in lieu of an BS degree
  • Advanced experience supporting enterprise PKI services in large-scale environments
  • Strong expertise with Windows Server, Red Hat Enterprise Linux, and secure systems administration
  • Experience with EJBCA, certificate lifecycle management, ACME/SCEP, OCSP, and CRL
  • Hands-on experience with HSM technologies (Thales, Luna, or equivalent)
  • Knowledge of Docker/containerized infrastructure
  • Experience with IIS, Apache, JBoss, PostgreSQL, and MariaDB
  • Familiarity with federal cybersecurity, compliance, or FAA enterprise environments highly preferred.

Benefits

  • health, dental, vision and life insurance
  • comprehensive 401(k) plan with matching and immediate vesting

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