Senior Systems Engineer - PKI

Job Overview

LCMG is seeking an experienced Senior Systems Engineer – PKI to support a federal customer. This role is responsible for the operation, maintenance, security, and administration of enterprise Public Key Infrastructure (PKI) systems supporting secure authentication, encryption, and communications across the organization.

The ideal candidate will bring strong systems engineering experience with enterprise PKI environments, digital certificate lifecycle management, authentication technologies, and security practices.

What You’ll Do

• PKI Administration & Operations Operate, manage, and maintain enterprise PKI systems supporting users, systems, and devices. Manage the full lifecycle of digital certificates and keys, including issuance, renewal, revocation, and expiration. Monitor PKI services and troubleshoot authentication, encryption, certificate, and secure communication issues.
• Maintain the availability, reliability, and security of PKI services in accordance with organizational and federal requirements. Identify and remediate certificate- and PKI-related vulnerabilities. Ensure PKI services meet established Service Level Agreements (SLAs).
• Systems Integration & Security Integrate PKI services with enterprise Identity and Access Management (IAM) solutions, applications, systems, devices, and security tools. Collaborate with cybersecurity and infrastructure teams to support certificate-based authentication and encryption. Troubleshoot complex PKI and authentication issues and recommend appropriate technical solutions.
• Ensure PKI configurations and operations comply with applicable security policies and federal standards. Documentation & Technical Support Develop and maintain PKI procedures, technical configurations, and system documentation. Document system changes, troubleshooting activities, and technical resolutions. Provide technical guidance on certificates, authentication, encryption, and PKI services to technical a