- Toa Payoh Central Region (Singapore) Singapore
PTC System (S) Pte Ltd Hiring! Full Time Security Administrator – HPC Managed Services in Central Region (Singapore), Earn up to SGD 8,000 - Ricebowl
Security Administrator – HPC Managed Services
PTC System (S) Pte Ltd
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Job Description
Responsibilities
Role Overview
We are seeking a proactive and detail-oriented
SecurityAdministrator
to support the organization's cybersecurity operations,security monitoring, vulnerability management, and access control functions.The role is responsible for maintaining the security posture of ITinfrastructure, cloud platforms, servers, networks, and applications byimplementing security controls, monitoring threats, responding to securityincidents, and ensuring compliance with security policies and regulatoryrequirements.
The successful candidate will work closely withinfrastructure, service delivery, and operations teams to protect criticalbusiness systems and data.
Key Responsibilities
Monitor security alerts, events, and logs from various security platforms.
Investigate and triage suspicious activities, security alerts, and incidents.
Support incident response, containment, eradication, recovery, and post-incident review activities.
Escalate critical security incidents to management and relevant stakeholders.
Maintain incident records and ensure timely communication throughout the incident lifecycle.
Vulnerability & Patch Management
Conduct vulnerability scanning and security assessments across servers, endpoints, network devices, and cloud environments.
Analyze vulnerability reports and prioritize remediation activities based on risk.
Coordinate with infrastructure and application teams to remediate vulnerabilities.
Track vulnerability closure and ensure compliance with remediation SLAs.
Monitor security advisories, zero-day vulnerabilities, and emerging cyber threats.
Identity & Access Management (IAM)
Manage user access requests, account provisioning, modification, and deprovisioning.
Perform periodic user access reviews and entitlement recertification.
Enforce least-privilege and Role-Based Access Control (RBAC) principles.
Support Multi-Factor Authentication (MFA) and Privileged Access Management (PAM) controls.
Monitor privileged account activities and investigate access violations.
Security Administration
Administer endpoint security solutions, antivirus, EDR/XDR platforms, email security, and security monitoring tools.
Manage certificate lifecycle, SSL certificates, and cryptographic key rotation activities.
Maintain security baselines and hardening standards for systems and servers.
Review firewall, VPN, and network security configurations.
Support security configuration compliance and audit requirements.
Compliance & Governance
Support internal and external audits, compliance assessments, and security reviews.
Maintain security policies, procedures, standards, and operational documentation.
Prepare audit evidence, compliance reports, and risk assessment documentation.
Assist with implementation and maintenance of security frameworks such as ISO 27001, NIST, CIS Controls, or Cyber Essentials.
Ensure compliance with organizational policies and regulatory requirements.
Security Awareness
Support cybersecurity awareness and user training programs.
Promote cybersecurity best practices across the organization.
Assist with phishing simulations and security education initiatives.
Communicate emerging threats and security recommendations to users and stakeholders.
Requirements
Education
Diploma or Bachelor's Degree in Cybersecurity, Information Security, Information Technology, Computer Science, or a related discipline.
Experience
At least 2-3 years of experience in cybersecurity, security operations, system administration, or IT infrastructure support.
Experience working in a Managed Services Provider (MSP), Security Operations Centre (SOC), Network Operations Centre (NOC), or enterprise IT environment is preferred.
Minimum Certification Requirements
ITIL Foundation
(or equivalent or higher).
PTC SYSTEM (S) PTE LTD
PTC was incorporated in 1991. We are headquartered in Singapore with regional offices in SE Asia. PTC is a leading IT System Integrator specializing in providing enterprise data management solutions to manage the technology challenges of enterprise clients. Our strengths are built upon our passion, total commitment and vision on data management services to help our clients to achieve the best business results like better performance, protection investment and maximum returns.
We are seeking a proactive and detail-oriented
SecurityAdministrator
to support the organization's cybersecurity operations,security monitoring, vulnerability management, and access control functions.The role is responsible for maintaining the security posture of ITinfrastructure, cloud platforms, servers, networks, and applications byimplementing security controls, monitoring threats, responding to securityincidents, and ensuring compliance with security policies and regulatoryrequirements.
The successful candidate will work closely withinfrastructure, service delivery, and operations teams to protect criticalbusiness systems and data.
Key Responsibilities
Monitor security alerts, events, and logs from various security platforms.
Investigate and triage suspicious activities, security alerts, and incidents.
Support incident response, containment, eradication, recovery, and post-incident review activities.
Escalate critical security incidents to management and relevant stakeholders.
Maintain incident records and ensure timely communication throughout the incident lifecycle.
Vulnerability & Patch Management
Conduct vulnerability scanning and security assessments across servers, endpoints, network devices, and cloud environments.
Analyze vulnerability reports and prioritize remediation activities based on risk.
Coordinate with infrastructure and application teams to remediate vulnerabilities.
Track vulnerability closure and ensure compliance with remediation SLAs.
Monitor security advisories, zero-day vulnerabilities, and emerging cyber threats.
Identity & Access Management (IAM)
Manage user access requests, account provisioning, modification, and deprovisioning.
Perform periodic user access reviews and entitlement recertification.
Enforce least-privilege and Role-Based Access Control (RBAC) principles.
Support Multi-Factor Authentication (MFA) and Privileged Access Management (PAM) controls.
Monitor privileged account activities and investigate access violations.
Security Administration
Administer endpoint security solutions, antivirus, EDR/XDR platforms, email security, and security monitoring tools.
Manage certificate lifecycle, SSL certificates, and cryptographic key rotation activities.
Maintain security baselines and hardening standards for systems and servers.
Review firewall, VPN, and network security configurations.
Support security configuration compliance and audit requirements.
Compliance & Governance
Support internal and external audits, compliance assessments, and security reviews.
Maintain security policies, procedures, standards, and operational documentation.
Prepare audit evidence, compliance reports, and risk assessment documentation.
Assist with implementation and maintenance of security frameworks such as ISO 27001, NIST, CIS Controls, or Cyber Essentials.
Ensure compliance with organizational policies and regulatory requirements.
Security Awareness
Support cybersecurity awareness and user training programs.
Promote cybersecurity best practices across the organization.
Assist with phishing simulations and security education initiatives.
Communicate emerging threats and security recommendations to users and stakeholders.
Requirements
Education
Diploma or Bachelor's Degree in Cybersecurity, Information Security, Information Technology, Computer Science, or a related discipline.
Experience
At least 2-3 years of experience in cybersecurity, security operations, system administration, or IT infrastructure support.
Experience working in a Managed Services Provider (MSP), Security Operations Centre (SOC), Network Operations Centre (NOC), or enterprise IT environment is preferred.
Minimum Certification Requirements
ITIL Foundation
(or equivalent or higher).
PTC SYSTEM (S) PTE LTD
PTC was incorporated in 1991. We are headquartered in Singapore with regional offices in SE Asia. PTC is a leading IT System Integrator specializing in providing enterprise data management solutions to manage the technology challenges of enterprise clients. Our strengths are built upon our passion, total commitment and vision on data management services to help our clients to achieve the best business results like better performance, protection investment and maximum returns.
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