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Information Technology Security Officer

Information Technology Security Officer

APAR TECHNOLOGIES PTE. LTD.Singapore, Pedra Branca, Singapore
8 days ago
Job description

Key Responsibilities :

IT Security & Risk Management

  • Conduct IT security risk assessments in collaboration with the Authority to identify threats, assess risk levels, and propose mitigation strategies.
  • Prepare and deliver IT security risk assessment reports as input to the security design and architecture of delivered systems.
  • Coordinate security incident handling, investigation, and reporting.
  • Lead and coordinate security audits, vulnerability assessments, and penetration tests.
  • Consolidate testing results and ensure timely remediation of findings.
  • Maintain and update security documentation, including policies, standards, and procedures.
  • Ensure overall IT security compliance with requirements specified by the Authority.

System Administration & Cloud Infrastructure

  • Install, configure, and maintain Linux (RHEL, CentOS, Ubuntu) and Windows Server environments.
  • Perform routine system monitoring, OS patching, and upgrade management.
  • Manage services including Active Directory, Group Policy, DNS, DHCP, and other Windows roles.
  • Troubleshoot OS-level issues and optimize system performance and capacity.

    • Cloud Administration (AWS)

  • Administer AWS services including EC2, S3, IAM, Lambda, CloudWatch, VPC, and Route 53.
  • Provision and maintain secure and cost-optimized AWS infrastructure.
  • Automate infrastructure tasks using AWS CLI, Lambda, and scripting (Shell, Python, Node.js).
  • Monitor workloads using CloudWatch and integrate alerts with monitoring systems.

    • Required Qualifications :

  • Minimum 3 years of experience in IT security, specifically in enterprise systems, network, or cloud infrastructure.
  • Professional certification such as CISSP , CISA , or equivalent is required.
  • In-depth knowledge of :

    • IT security governance, risk assessment, and incident management.

  • Vulnerability assessments and penetration testing.
  • Security standards and best practices (ISO / IEC, NIST, CIS, etc.).
  • Technical system security and architecture.

    • Technical Skills :

  • Proficient in both Linux and Windows server administration .
  • Strong knowledge of AWS cloud services and cloud security best practices.
  • Scripting expertise in Shell , Python , or Node.js .
  • Familiar with automated deployment and monitoring tools.
  • Hands-on experience in implementing secure system configurations.

    • EA Number : 11C4879

    J-18808-Ljbffr

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    Security Officer • Singapore, Pedra Branca, Singapore