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Open nowPosted 7 days ago

Senior Infrastructure, Security Specialist (Contract)

MyCareersFuture94,028 open roles

Pay
SGD 7,000 – SGD 14,000 a month
Where
Central, Singapore
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Your applicationOpen nowSenior Infrastructure, Security Specialist (Contract)MyCareersFuture · Central, Singapore

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Share of postings closed within
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  2. 3.4%3 days
  3. 7.8%7 days
  4. 14.3%14 days
  5. 33.6%30 days
This job: posted 7 days ago

The posting

Senior Infrastructure, Security Specialist (Contract)

Location: Singapore Contract Type: 12 months contract (Extendable & Convertible) Keywords: IT Infrastructure, Infrastructure Security, Network Security,Zero Trust, ZTNA, Cloud Security, SIEM, Vulnerability Management, IncidentResponse, Firewalls, M365, Vendor Management

Company /Role Overview

An established multinational organisation is seeking a Senior Infrastructure &Security Specialist to join its technology team. The position sits within alean internal technology function supported by external consultants and serviceproviders. The role combines hands-on infrastructure operations with networkand cloud security, cybersecurity initiatives, incident management and vendorcoordination. The successful candidate will be expected to take ownership of ahybrid on-premise and cloud environment while ensuring infrastructure remainssecure, resilient and operationally effective.

Key Responsibilities

  • Manage and support day-to-day network, cloud and workplace infrastructure operations, maintaining system availability, performance and security.
  • Design, maintain and secure network infrastructure, including enterprise firewalls, VPN connectivity, intrusion detection/prevention controls, network segmentation and wireless/network access infrastructure.
  • Administer Zero Trust and secure remote-access solutions supporting users, branch locations, internet and SaaS connectivity, data-centre access and private applications.
  • Secure cloud environments through appropriate identity and access controls, encryption, logging, monitoring and infrastructure hardening practices.
  • Monitor infrastructure, network, cloud and security alerts; investigate incidents, perform root-cause analysis and support timely resolution of operational and security issues.
  • Support cybersecurity initiatives including vulnerability management, penetration testing, infrastructure security assessments, compliance reviews, data-loss prevention and incident-response readiness.
  • Develop and maintain incident-response procedures, participate in security exercises and contribute to broader infrastructure, cybersecurity and emerging-technology security planning.
  • Coordinate internal technology, security and external service providers, tracking service levels, managing escalations and maintaining appropriate technical and operational documentation.

Job Requirements

  • Degree in Information Technology, Engineering or a related discipline, or equivalent professional experience.
  • Minimum 5 years of experience in IT infrastructure, covering areas such as systems, networks, security administration and/or cloud support.
  • At least 3 years of hands-on experience in infrastructure security or security engineering/operations.
  • Strong experience supporting hybrid environments spanning on-premise infrastructure and public cloud platforms.
  • Hands-on knowledge across enterprise networking and security technologies, including switches, wireless access points, next-generation firewalls, advanced threat protection and Zero Trust network access.
  • Practical experience with SIEM, vulnerability-management/scanning tools and cloud security technologies, together with exposure to identity management, encryption, logging and monitoring controls.
  • Previous involvement in at least one incident-response exercise, infrastructure/security audit or penetration-testing engagement, with an understanding of vulnerability remediation and security compliance.
  • Able to work independently, manage multiple priorities and take ownership of issues, with strong analytical, problem-solving, stakeholder-management and communication skills. Flexibility to occasionally support activities outside standard working hours may be required due to operational, vendor or time-zone requirements.
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