Network Engineer

Ambition; Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

Ambition is seeking an Infrastructure Operations professional in Singapore to manage servers and cloud environments, with strong networking, identity management, backup, and monitoring skills. The role emphasizes security controls and Azure familiarity, plus collaboration with vendors and MSPs.

The ideal candidate will have 3–7 years of relevant experience, a degree in CS/engineering, and the ability to document processes and drive reliability improvements across on-premises and cloud

Qualifications

• Bachelor's degree in computer science, engineering, or related discipline.
• 3–7 years of relevant experience in infrastructure operations, implementation, and/or support (level dependent).
• Strong working knowledge in networking, servers, cloud, identity, Microsoft 365, backup/DR, monitoring, and security controls.

Responsibilities

• Infrastructure Operations & Service Stability: Manage servers/virtualization (on-premises and cloud); Identity & access (AD/Entra ID), DNS/DHCP; Backup, recovery, storage and monitoring; Troubleshoot escalated infrastructure incidents; System health checks and service reviews; Maintain runbooks and escalation procedures.
• Cybersecurity, Governance & Resilience: Support infrastructure security controls including endpoint posture, firewall/access controls, vulnerability remediation, security logging/monitoring, and privileged access practices; Contribute to patching, access reviews, change governance, and post-incident actions; Support backup operations, disaster recovery readiness; Coordinate with vendors/MSPs; Assist procurement inputs and delivery support.

Skills

Networking

Servers

Cloud

Identity

Microsoft 365

Backup/DR

Monitoring

Security controls

Azure

Security certifications

Education

Bachelor's degree in computer science/engineering

Tools

None

Job description

• Bachelor's degree in computer science, Engineering, or related discipline.
• 3-7 years of relevant experience in infrastructure operations, implementation, and/or support (level dependent).
• Strong working knowledge in networking, servers, cloud, identity, Microsoft 365, backup/DR, monitoring, and security controls.
• Familiarity with Microsoft Azure and infrastructure security practices is preferred.
• Certifications are a plus: CCNA, CompTIA Network+/Security+, ITIL Foundation, Microsoft Azure certifications, security certifications (CCSP/GSEC).
• Strong documentation, problem-solving, and stakeholder communication skills.

Responsibilities

Infrastructure Operations & Service Stability

• Servers/virtualization (on-premises and cloud)
• Identity & access (AD/Entra ID), DNS/DHCP
• Backup, recovery, storage and monitoring
• Troubleshoot and resolve escalated infrastructure incidents with internal teams and vendors.
• Perform system health checks and service reviews, driving continuous reliability improvements.
• Maintain operational documentation such as runbooks, escalation procedures, and system references.

Cybersecurity, Governance & Resilience

• Support infrastructure security controls including endpoint posture, firewall/access controls, vulnerability remediation, security logging/monitoring, and privileged access practices.
• Contribute to patching, access reviews, change governance, and post-incident corrective actions.
• Support backup operations, recovery testing, and disaster recovery readiness.
• Coordinate with vendors and managed service providers (MSPs) to ensure quality delivery and timely follow-ups.
• Support technical inputs for procurement, evaluation, and service acceptance activities.
• Assist infrastructure solutioning and delivery support for corporate enhancements and technology refresh projects.