Cryptography Operations & Infrastructure Engineer

Undisclosed; Knutsford; On-site; GBP 68,000 - 114,000; Full time

Job summary

Undisclosed is seeking a Cryptography Operations & Infrastructure Specialist to support day-to-day operation, monitoring, maintenance, and continuous improvement of enterprise cryptographic services.

This contract role focuses on service availability, incident management, and operational excellence across cryptographic platforms, including PKI and HSM environments. The role runs until 26 February 2027 with a daily rate of up to £616.40 inside IR35.

Responsibilities

• Service Operations
• Monitor cryptographic platforms and supporting infrastructure.
• Perform routine operational activities following established service procedures.
• Execute health checks, service validations, and platform maintenance tasks.
• Maintain service availability and operational resilience.
• Incident & Problem Management
• Troubleshoot and resolve complex technical issues.
• Perform root cause analysis and implement preventative measures.
• Coordinate with resolver groups and vendors where required.
• Manage production incidents through to resolution.
• Change & Release Management
• Support implementation of approved infrastructure and security changes.
• Participate in deployment planning and execution.
• Ensure changes comply with governance and operational standards.
• Create and maintain operational runbooks and support documentation.
• Support automation initiatives to improve operational efficiency.
• Contribute to operational readiness reviews and post-implementation assessments.
• Infrastructure Support
• Support PKI, HSM, key management, and certificate management environments.
• Support application integrations with cryptographic services.
• Assist with platform upgrades and lifecycle management activities.

Job description

Undisclosed is seeking a Cryptography Operations & Infrastructure Specialist to support day-to-day operation, monitoring, maintenance, and continuous improvement of enterprise cryptographic services.

This contract role focuses on service availability, incident management, and operational excellence across cryptographic platforms, including PKI and HSM environments. The role runs until 26 February 2027 with a daily rate of up to £616.40 inside IR35.