Cyber Security Infrastructure Engineer

Lorien; Coventry; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

Lorien is seeking an experienced PKI & HSM Engineer to join a specialist cryptography team supporting a major security infrastructure migration programme.

The role is hands-on, focused on managing HSMs, PKI and certificate management across on-premise and cloud environments, with hybrid work across multiple UK sites. You will handle on-site and cloud PKI, certificate lifecycle, and cryptographic key ceremonies, collaborating with cryptography specialists on critical security initiatives.

Qualifications

• Hands-on experience with HSMs and PKI environments.
• Experience managing large-scale digital certificates.
• Participation in HSM migration projects and ceremonies.
• Familiarity with cryptographic key management processes.

Responsibilities

• Manage and maintain HSM infrastructure across sites.
• Support HSM migration activities across multiple sites.
• Execute and support cryptographic key ceremonies.
• Administer PKI environments and certificate lifecycle management.
• Manage large-scale certificate estates across cloud and on-prem.
• Collaborate with senior cryptography specialists on security initiatives.

Skills

HSMs

PKI

Digital certificates management

HSM migration

Cryptographic key management

Tools

CipherTrust Manager

CyberArk Certificate Manager

Zero Touch PKI

Job description

Hybrid (Manchester / Farnborough / Corsham)

Our client is looking for an experienced PKI & HSM Engineer to join a specialist cryptography team supporting a major security infrastructure migration programme.

This is a hands-on role focused on the management, maintenance and migration of Hardware Security Modules (HSMs), alongside PKI and certificate management activities across both on-premise and cloud environments.

Key Responsibilities

• Manage and maintain HSM infrastructure.
• Support HSM migration activities across multiple sites.
• Execute and support cryptographic key ceremonies.
• Administer PKI environments and certificate lifecycle management.
• Manage large-scale certificate estates across AWS and on-prem platforms.
• Work closely with senior cryptography specialists on critical security initiatives.

Required Experience

• Strong hands-on experience with HSMs (ideally Thales Luna).
• Solid understanding of Public Key Infrastructure (PKI).
• Experience managing and supporting digital certificates at scale.
• Previous involvement in HSM migration projects.
• Experience supporting cryptographic key management processes and ceremonies.CipherTrust Manager
• CyberArk Certificate Manager
• Zero Touch PKI
• Knowledge of NIST or CIS security frameworks

This is an excellent opportunity for a cryptography specialist to play a key role in a large-scale migration programme within a highly secure and technically challenging environment.