633 Network Administration jobs in Singapore

SINGAPOREANS ONLY

Mon - Fri Office Hours

L1 and L2 network infrastructure support

AWS + VB

Job Description

• Network monitoring and troubleshooting (both LAN and WiFi)
• User support as part of helpdesk & provide 1st and 2nd level support
• Provide onsite/remote troubleshooting and liaise with vendors and other ICT personnel for problem resolution
• Helpdesk system ticket monitoring & updating status on timely manner
• Proactively ensure the highest levels of infrastructure availability to users

Requirements

• Min. diploma in Information Technology or related field.
• Minimal exp welcome
• CCNA / AWS cert preferred.

HOW TO APPLY:

Interested applicants, please send your latest resume to kelly.ng(at)trustrecruit.com.sg or click on "Apply Now" and provide the below details in your resume.

• Last drawn salary
• Expected salary
• Notice period
• Reason of leaving

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Trust Recruit Pte Ltd

EA License No: 19C9950

EA Personnel: Ng Hui Shan Kelly Reine

EA Personnel Reg No: R25126972

Job Responsibilities:

• Support the client's DMZ network operations and maintain core network infrastructure.
• Manage and resolve incidents, coordinating with cross-functional teams (e.g., cloud teams) to meet SLAs.
• Perform fault analysis, resolve issues, update configurations, and optimize performance.
• Maintain documentation and operational best practices, ensuring alignment with security policies and standards.

Job Requirements:

• Diploma in Computer Science, IT, Engineering, or a related field.
• Minimum 3 years of experience with strong knowledge of cloud networking and network infrastructure.
• AWS operational experience (System Administrator or Cloud Engineer). AWS certifications (Cloud Practitioner, SysOps Admin Associate, or Solutions Architect Associate) preferred. Advanced Networking (Specialty) is a plus.
• Hands-on knowledge of firewall, switches, routers, DNS, DHCP, NTP, TCP/IP networking. Certifications like CCNA, ITIL are advantageous.
• Skilled in diagnosing and troubleshooting network access issues.
• Prior experience in defence or government agencies requiring security clearance is beneficial.
• Strong communication skills—both written and verbal.

Job Responsibilities:

• Support the client’s DMZ network operations and maintain core network infrastructure.
• Manage and resolve incidents, coordinating with cross-functional teams (e.g., cloud teams) to meet SLAs.
• Perform fault analysis, resolve issues, update configurations, and optimize performance.
• Maintain documentation and operational best practices, ensuring alignment with security policies and standards.

Job Requirements:

• Diploma in Computer Science, IT, Engineering, or a related field.
• Minimum 3 years of experience with strong knowledge of cloud networking and network infrastructure.
• AWS operational experience (System Administrator or Cloud Engineer). AWS certifications (Cloud Practitioner, SysOps Admin Associate, or Solutions Architect Associate) preferred. Advanced Networking (Specialty) is a plus.
• Hands-on knowledge of firewall, switches, routers, DNS, DHCP, NTP, TCP/IP networking. Certifications like CCNA, ITIL are advantageous.
• Skilled in diagnosing and troubleshooting network access issues.
• Prior experience in defence or government agencies requiring security clearance is beneficial.
• Strong communication skills—both written and verbal.

Key Responsibilities:

• Manage and support Azure Cloud Environment and IIS Setup and Configuration and Deployment of applications
• Provides technical support to employees for network infrastructure, software & hardware
• Manage and support Microsoft Office 365 environments
• Provide Help Desk support for workstations, laptops, peripherals, and other IT devices
• Works with help desk ticketing system to open, update, and close tickets in a timely and complete manner
• Manage and document IT assets (workstations, network, software license. mobile)
• Ensure all IT assets comply with company security policies, including patch management
• Install & upgrade Operating Systems (OS), corporate & business applications
• Manage DHCP IP address reservation for workstations
• Troubleshoot hardware & software issues. Escalate to 3rd party vendor as necessary.
• Advise users on corporate IT best practices & security and compliance guidelines and best practices
• Liaise with Security, Application, and Database Support teams in projects and day-to-day operations
• Liaise with 3rd party vendors for integration and installation of hardware & software required for office use, i.e. printers, door access, payroll applications
• Liaise with CTO & Team Leader for IT asset purchase, upgrade & obsolescence
• Manage onboarding and offboarding of staff for IT related
• Any other ad-hoc duties as assigned by supervisor.

Requirements:

• Minimum 3 years of working experience in Azure cloud environment
• Overall 5 years' experience in Infrastructure or Network Management
• Able to start work immediately, or at least 2 weeks notice
• Hands-on experience supporting Microsoft technologies (e.g. Windows, Azure, M365, Intune, SCCM/WSUS) and Apple MacBook
• System administration experience with troubleshooting OS and application logs and knowledge of administrative tasks required to address system-level issues.
• Hands-on experience in managing & replacing computer hardware, software and accessories
• Knowledge of commonly used 3rd party software, e.g., antivirus, proxy client, VPN client
• Experience in modern networking management. (DNS, DHCP, routing, firewall, Wi-Fi)
• Knowledge and experience in managing MS SQL Server environment will be a plus
• Certification in Azure, Cloud, and Microsoft Technologies is a must.

Interested applicants, please email your resume to Andre Chua Jing Ming

Email:

CEI Reg No: R1989053

EA Licence No: 99C4599

Recruit Express Pte Ltd

We are seeking a highly skilled Network Support Specialist to join our team. As a Network Support Specialist, you will be responsible for managing and supporting our Azure Cloud Environment, IIS setup, configuration, and deployment of applications. You will also provide technical support to employees for network infrastructure, software & hardware.

The ideal candidate will have a minimum of 3 years of working experience in Azure cloud environment, with overall 5 years' experience in Infrastructure or Network Management. Hands-on experience in supporting Microsoft technologies (e.g. Windows, Azure, M365, Intune, SCCM/WSUS) and Apple MacBook is required.

You will work closely with the Security, Application, and Database Support teams in projects and day-to-day operations. Liaising with 3rd party vendors for integration and installation of hardware & software required for office use is also essential.

This role requires strong system administration skills, with hands-on experience in troubleshooting OS and application logs and knowledge of administrative tasks required to address system-level issues. Experience in modern networking management (DNS, DHCP, routing, firewall, Wi-Fi) is a must.

The successful candidate will be certified in Azure, Cloud, and Microsoft Technologies and have a strong understanding of IT security policies, including patch management.

The job involves:

• Manage and support Azure Cloud Environment and IIS setup and configuration and deployment of applications
• Provide technical support to employees for network infrastructure, software & hardware
• Manage and support Microsoft Office 365 environments
• Provide Help Desk support for workstations, laptops, peripherals, and other IT devices
• Work with help desk ticketing system to open, update, and close tickets in a timely and complete manner
• Manage and document IT assets (workstations, network, software license, mobile)
• Ensure all IT assets comply with company security policies, including patch management
• Install & upgrade Operating Systems (OS), corporate & business applications
• Manage DHCP IP address reservation for workstations
• Troubleshoot hardware & software issues. Escalate to 3rd party vendor as necessary.
• Advise users on corporate IT best practices & security and compliance guidelines and best practices
• Liaise with Security, Application, and Database Support teams in projects and day-to-day operations
• Liaise with 3rd party vendors for integration and installation of hardware & software required for office use, i.e. printers, door access, payroll applications
• Liaise with CTO & Team Leader for IT asset purchase, upgrade & obsolescence
• Manage onboarding and offboarding of staff for IT related
• Any other ad-hoc duties as assigned by supervisor

Requirements:

• Minimum 3 years of working experience in Azure cloud environment
• Overall 5 years' experience in Infrastructure or Network Management
• Able to start work immediately, or at least 2 weeks notice
• Hands-on experience supporting Microsoft technologies (e.g. Windows, Azure, M365, Intune, SCCM/WSUS) and Apple MacBook
• System administration experience with troubleshooting OS and application logs and knowledge of administrative tasks required to address system-level issues.
• Hands-on experience in managing & replacing computer hardware, software and accessories
• Knowledge of commonly used 3rd party software, e.g., antivirus, proxy client, VPN client
• Experience in modern networking management. (DNS, DHCP, routing, firewall, Wi-Fi)
• Knowledge and experience in managing MS SQL Server environment will be a plus
• Certification in Azure, Cloud, and Microsoft Technologies is a must

As an L1 Network Support Engineer, you will be maintaining and troubleshooting hardware infrastructure and systems.

Responsibilities:

· Provide Field Support by carrying out Corrective Maintenance (CM) as a result of failure of the hardware and software.

· Assist to restore the system to its operational condition.

· Support in monitoring and maintain the records of the overall system operational availability and reliability, including Mean Time Between Failure (MTBF), Mean Time to Repair (MTTR), system downtime duration and the types of hardware defects as well as all related software versions, patches.

· Support in field testing by carry out software testing on the system whenever there is a new software bug fixes and ensure the correct configuration of the system is loaded for software / system testing and before the system is used for production.

· Provide technical support in managing the spares provisioning, support and test equipment and other tools.

· Assist in undertaking store keeping functions in respect of receipt, issue and disposal.

· Support in carrying out serviceability check on the spares and to ensure prompt and appropriate action is taken to rectify any fault on the spares.

· Assist in monitoring the end-of-life and end-of-support status of the spares and installed hardware.

· Support in carrying out preventive maintenance on the hardware to retain the system in the specified operational condition in accordance to the planned maintenance schedule.

· Assist in performing calibration, servicing and verification of system configurations and submit the report.

Knowledge, Skills and Experience:

· Diploma / Bachelor's Degree in IT/Engineering discipline

· Minimally 1-2 years of experience in supporting network, security, server and UPS

· Minimally 1-2 years of experience in supporting mission critical systems

· CCNA Certification is essential

· Well-versed in IT Service Management (ITSM) standards, processes, guidelines and best practices will be an added advantage

· Prior working experience in any Server / Network / Uninterruptible Power System / Security products such as Firewall, PIM and PAM and Server Virtualization will be an added advantage

· Ability to cope in a highly pressured fast-paced environment

· Customer orientated with high level of service attitude

· Open to work Changi Airport and shift timings

· Good listening and analytical skills

· Hardworking, outgoing and enthusiastic

· Positive working attitude

· Team player, and also able to work independently and with little supervision

· Able to thrive in a dynamic environment

· Able to understand the system and architecture diagrams

· Able to understand the user operation environment

· Willingness to pick up new technologies

As an L1 Network Support Engineer, you will be maintaining and troubleshooting hardware infrastructure and systems.

Responsibilities:

· Provide Field Support by carrying out Corrective Maintenance (CM) as a result of failure of the hardware and software.

· Assist to restore the system to its operational condition.

· Support in monitoring and maintain the records of the overall system operational availability and reliability, including Mean Time Between Failure (MTBF), Mean Time to Repair (MTTR), system downtime duration and the types of hardware defects as well as all related software versions, patches.

· Support in field testing by carry out software testing on the system whenever there is a new software bug fixes and ensure the correct configuration of the system is loaded for software / system testing and before the system is used for production.

· Provide technical support in managing the spares provisioning, support and test equipment and other tools.

· Assist in undertaking store keeping functions in respect of receipt, issue and disposal.

· Support in carrying out serviceability check on the spares and to ensure prompt and appropriate action is taken to rectify any fault on the spares.

· Assist in monitoring the end-of-life and end-of-support status of the spares and installed hardware.

· Support in carrying out preventive maintenance on the hardware to retain the system in the specified operational condition in accordance to the planned maintenance schedule.

· Assist in performing calibration, servicing and verification of system configurations and submit the report.

Knowledge, Skills and Experience:

· Diploma / Bachelor’s Degree in IT/Engineering discipline

· Minimally 1-2 years of experience in supporting network, security, server and UPS

· Minimally 1-2 years of experience in supporting mission critical systems

· CCNA Certification is essential

· Well-versed in IT Service Management (ITSM) standards, processes, guidelines and best practices will be an added advantage

· Prior working experience in any Server / Network / Uninterruptible Power System / Security products such as Firewall, PIM and PAM and Server Virtualization will be an added advantage

· Ability to cope in a highly pressured fast-paced environment

· Customer orientated with high level of service attitude

· Open to work Changi Airport and shift timings

· Good listening and analytical skills

· Hardworking, outgoing and enthusiastic

· Positive working attitude

· Team player, and also able to work independently and with little supervision

· Able to thrive in a dynamic environment

· Able to understand the system and architecture diagrams

· Able to understand the user operation environment

· Willingness to pick up new technologies

Direct message the job poster from HCLTech

Background

As a member of the Network support team, the candidate will provide on-site hands and eyes support for end-users, 3rd party vendors and IT support groups. Hands and eyes support include but is not limited to physical support (deploy, rack, stack, patch, cable) for IMACs, upgrades, device commissioning and decommissioning, component upgrades, swaps, change-out, basic configuration, troubleshooting and lights-on verification, reboot/power cycle etc.

Responsibilities:

· Independently perform data center/server room/IT room facilities management operations for Hands and Feet administration

· Physical support (Racking and Stacking) of servers, network devices and other equipment’s during the support, changes, upgrades, commissioning and Decommissioning activities

· Rack cabling, clean cable routing and cable management within racks

· Support for Component upgrades, swaps, change-out, Lights-on verification, reboots

· Knowledge of Windows servers 2016, 2019 and troubleshooting knowledge for server issues.

· Can handle server monitoring & maintenance using tools like SolarWinds, and HP-OM to monitor server health and performance.

· Server Patch & Update Management. Can execute planned programs for virus updates, service packs, and system patches

· Virtualization & Backup: Support virtualization platforms and backup technologies like Symantec and VEEAM.

· Understand the installed infrastructure design

· Mount, remove and maintain multiple commercial grade access points in the plant area.

· Proactively work on potential impact on business services in the case of infrastructure issues/outages.

· Perform infrastructure related incident resolution, change management activities and service request or task completion via the ticketing system

· Maintain infrastructure facilities including hardware equipment, cabling/patching and IT rooms in a clean, secure and proper operating state to eliminate disruptions in service

· Coordinate with OEM vendors and manage replacement of faulty parts under warranty, maintenance, Return Merchandise Authorization (RMA)

· Periodically recommend stock levels for critical infrastructure spares to ensure infrastructure incidents can be resolved within the documented SLAs

· Data center logistics, assisting with shipping, provisioning and decommissioning processes

· Assist with asset and inventory management of hardware and data center supplies

· Act as the local site interface for vendors (Telecommunications providers, Equipment vendors and associated service partners/contractors, Backup media handling transport and storage service providers for tape backup and Local facility managements providers

· Complete infrastructure support related security and controls and compliance related tasks such as access reviews, risk assessments, controls verifications, facility inspections, maintenance of verification logs

· Participate and support SWAT team activities in response to Incident/problem resolution

· Participate in Change Review Board (CRB) meetings to support change activities

· Work with appropriate team in developing appropriate communications to end-users, on planned/unplanned outages.

· Perform required backup media handling support

· Provide rollout and implementation support for projects, new technology programs including capacity management, device replacement, remediation and retirement activities.

· Provide infrastructure support for Cyber Security, Business Continuity Plan / Disaster Recovery and Emergency Response activities – both drill/exercise and real events.

· Provide assistance (e.g. temporary network setup) for plants and refineries special activities (e.g. turnaround), operational events and special business activities.

· Provide support at CoLo locations & emergency response (on-call) support to system outages

Requirements:

· Diploma/Degree in Computer Science, Information Technology, or related fields

· Active Directory, PowerShell scripting, Endpoint management, VPN, VoIP, and network protocols (TCP/IP, LAN/WAN, DNS)

· Hands-on experience working in a data center environment working with physical servers/network equipment.

· Must be available on all the days as site. No provision of work from home in the profile.

· Ability to be on your feet all day, weekend work as well as for on-call support (as & when required)

· Ability to lift heavy equipment’s within datacenter

· Demonstrate ownership and responsibility to assignments

· Enough expertise to identify and recommend changes/improvements to the process and infrastructure design

· Show adaptability and flexibility in work to suit business requirements

· Understanding to Incident and Problem management to provide 2nd / 3rd level support in response to Major Incidents

· Customer experience - CSAT focused with Customer is #1 Attitude

· Ability to work in cross-functional teams

Working location: Jurong Island

Working hours: 7:30 AM to 5:00 PM SGT. (Should board office shuttle at 6:30 AM)

The shuttle leaves from Boon Lay, Jurong East, and Ang Mo Kio at 6:30 AM

• Seniority level Associate

• Employment type Full-time

• Job function Information Technology
• Industries IT Services and IT Consulting

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Dover Park Hospice (DPH) is on an inspiring journey of growth and transformation. As we adopt new systems, enhance our processes, and discover more effective ways of working together, we are committed to creating an even more compassionate and supportive space for our patients and their loved ones. If you're someone with a heart for care and a desire to make a meaningful impact, we invite you to join us on this journey.

We are looking for a dynamic and energetic team-player who is keen to join and grow with our team as an Senior/ Executive, Network Support Engineer.

Reporting to the AM of Network & Data Governance, the Executive supports DPH for implementing, maintaining, and troubleshooting DPH network and servers systems to ensure they meet DPH's requirements and support its operations effectively. The incumbent will provide IT support for users.

Responsibilities

• Monitor network and server performance, traffic, and security to identify and resolve issues promptly.
• Use monitoring tools and analyze metrics to optimize performance and recommend improvements.
• Provide technical support for end-users facing hardware, software, or connectivity issues.
• Troubleshoot and resolve network/server problems, including root cause analysis and preventive actions.
• Implement and maintain network/server security controls to protect against unauthorized access and threats.
• Configure and manage firewalls, IDS/IPS, VPNs, and other security systems to safeguard IT infrastructure.
• Maintain and update accurate documentation of network/server configurations, diagrams, and procedures.
• Assess infrastructure capacity, analyze usage trends, and plan for scalability and future growth.
• Collaborate with vendors and IT teams for hardware/software procurement, implementation, and support.
• Manage vendor relationships and coordinate support services for timely resolution of IT infra-related issues.
• Lead or support IT infrastructure projects, including planning, coordination, and execution of tasks.
• Ensure project timelines, resources, and deliverables are met while maintaining documentation and stakeholder communication.

Requirements:

• Degree in Computer Science or related field.
• 3 years of experience in IT support, data and project management.
• Strong knowledge of networking/servers concepts, protocols, and technologies (e.g. TCP/IP, VLANs, routing, switching, DNS, DHCP, VPN).
• Experience with network/servers hardware and software, including routers, switches, firewalls, and monitoring tools.
• Proficient in network/servers troubleshooting and problem-solving techniques, with a strong understanding of network security principles and best practices.
• Strong teamwork and excellent interpersonal skills for collaborating with colleagues and stakeholders, with attention to detail in diagnosing issues, documenting solutions, and ensuring the integrity of software applications.

The successful candidate will be initially offered a 2-year contract.