Security Certificate & Key Operations Analyst

Evolution Recruitment Solutions Pte Ltd; Singapore; On-site; SGD 42,000 - 68,000; Full time

Job summary

Evolution Recruitment Solutions Pte Ltd is seeking a Security Administration professional to support cryptographic keys, certificates and encryption infrastructure. You will handle SSL/TLS lifecycle tasks, manage HSMs, and ensure proper documentation and records across Linux, AIX and Windows environments.

Visa sponsorship is not available at this time; a Diploma in CS/IT/Cybersecurity and 1–2 years of relevant experience are required.

Qualifications

• Diploma in Computer Science, IT, Cybersecurity or related field.
• 1-2 years in cybersecurity, cryptography, certificate management, security operations or related field.
• Experience with data encryption and key management practices.

Responsibilities

• Support administration and maintenance of cryptographic keys, certificates and security infra.
• Manage SSL/TLS certificate lifecycle: CSR, issuance, renewal, deployment, revocation.
• Assist with encryption technologies and key management processes.
• Support HSMs, key management systems and data protection solutions.
• Apply encryption methodologies and security controls to protect data and systems.
• Maintain records and documentation for certificates, keys and configurations.
• Provide after-hours support for security admin activities when required.
• Collaborate with internal teams, vendors and external parties to resolve issues.

Skills

Data encryption

TLS/SSH

SSL/TLS certificate lifecycle

HSM exposure

Security incident awareness

Analytical thinking

Documentation

Education

Diploma in Computer Science/Information Technology/Cybersecurity

Tools

Splunk

Red Hat Linux

Job description

Evolution Recruitment Solutions Pte Ltd is seeking a Security Administration professional to support cryptographic keys, certificates and encryption infrastructure. You will handle SSL/TLS lifecycle tasks, manage HSMs, and ensure proper documentation and records across Linux, AIX and Windows environments.

Visa sponsorship is not available at this time; a Diploma in CS/IT/Cybersecurity and 1–2 years of relevant experience are required.