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Infrastructure Lead

Job description

Responsibilities

Infrastructure Operations & Service Reliability

  • Manage day‑to‑day operations of core corporate infrastructure, including:
    • Network services (LAN/WAN/Wi-Fi), internet connectivity, and network segmentation
    • Server and virtualization environments (on‑premises and cloud)
    • Identity and access platforms (AD/Entra ID), DNS, and DHCP
    • Email and collaboration solutions (Microsoft 365)
    • Backup, recovery, storage, and monitoring systems
  • Investigate and resolve escalated infrastructure incidents, working closely with internal teams and external vendors.
  • Conduct regular system health checks and service performance reviews, driving continuous stability and reliability improvements.
  • Maintain and update operational documentation such as runbooks, escalation paths, and system reference guides.

Requirements

  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • 3-7 years of experience in infrastructure operations, implementation, or support (level based on experience).
  • Strong hands‑on expertise in networking, servers, cloud technologies, identity services, Microsoft 365, backup/DR, monitoring, and security controls.
  • Working knowledge of Microsoft Azure and infrastructure security best practices is preferred.
  • Relevant certifications are an advantage: CCNA, CompTIA Network+/Security+, ITIL Foundation, Microsoft Azure, or security certifications (e.g., CCSP, GSEC).
  • Strong documentation ability, excellent problem‑solving skills, and effective communication with stakeholders.

To Apply:

Interested applicants please send your resume in MS Words format to pooja.yadav@ambition.com.sg and attention to Pooja (R1551322)

Short listed candidates will be notified

www.ambition.com.sg

EA Registration Number: R1551322

Data provided is for recruitment purposes only

Business Registration Number: 200611680D.

Licence Number: 10C5117