Senior Security Operations Manager

Performs the identification, remediation, and documentation of moderately complex security testing and vulnerability assessments. Monitors and performs standard analysis of system/network activity to detect malicious actions, documents initial triage of security events for escalation to incident management, and reviews and analyzes daily security events, with limited guidance.

Responds to security events, performs initial investigation and triage, and carries out mitigation actions. Conducts data collection, preservation, log analysis, and basic forensic analysis of digital media. Coordinates with other teams to triage and fix security issues, implement detections, identify and address root causes, and contribute to innovation.

Monitors security controls for compliance with regulatory requirements and prepares responses and actions to audits. Collects evidence for and provides technical support to the compliance team, with limited guidance.

We are seeking a PKI Operations Engineer to support enterprise Public Key Infrastructure in a large, complex, and tightly controlled environment. The primary focus is reliable daily operations, supported by clear documentation and automation of repeatable tasks wherever practical.

This individual contributor independently manages routine operations, leads incident resolution, and collaborates with infrastructure, application, security, and customer support teams. The successful candidate shares knowledge and takes shared ownership of operational outcomes.

Key Responsibilities

• Operate and maintain enterprise PKI services, including Microsoft Active Directory Certificate Services (AD CS), Keyfactor, certificate authorities, and hardware security modules (HSMs).
• Manage certificate provisioning, deployment support, renewal, revocation, expiration monitoring, and troubleshooting.
• Document operational procedures and maintain current runbooks, recovery instructions, and support handoffs.
• Automate repeatable tasks using PowerShell and APIs to improve consistency and reduce manual effort.
• Lead PKI incident investigation and resolution, perform root cause analysis, and implement corrective actions.
• Support cryptographic key management, platform maintenance, and disaster recovery.
• Execute changes within established security, testing, approval, and audit controls.
• Collaborate across teams to support internal infrastructure, applications, and customers.
• Perform required data center visits for infrastructure maintenance, hardware support, and recovery.
• Participate in the on-call rotation and scheduled maintenance windows.

Required Qualifications

• Minimum of 8 years of relevant experience in PKI, certificate management, security operations, or infrastructure administration, including hands-on enterprise PKI support.
• Experience with Microsoft AD CS, Keyfactor, and HSMs.
• Understanding of digital certificates, TLS/mTLS, certificate chains, trust architectures, and cryptographic key management.
• Proficiency in PowerShell and experience automating operational tasks through scripts and APIs.
• Experience administering and troubleshooting Windows Server environments using Remote Desktop Protocol (RDP).
• Ability to independently manage routine operations and lead incident resolution.
• Strong operational documentation, troubleshooting, communication, and collaboration skills.
• Familiarity with incident management, formal change management, version control, and security controls.
• U.S. citizenship and the ability to obtain a federal security clearance.

Preferred Qualifications

• Experience using Python for operational automation.
• Experience with DigiCert and additional certificate management platforms.
• Experience supporting Linux, network, and cloud infrastructure.
• Experience with Oracle Cloud Infrastructure (OCI).
• CISSP certification.

Work Requirements

The role follows business hours and requires on-site data center visits, scheduled maintenance participation, and on-call coverage. After-hours responsibilities may include nights, weekends, and holidays according to the rotation. Remote work arrangements must accommodate these requirements.