Senior System Administrator

singapore computer guys pte. ltd.; Singapore; On-site; SGD 42,000 - 65,000; Full time

Job summary

Singapore Computer Guys Pte. Ltd. is seeking a seasoned IT support professional to deliver Level 2/3 support for end-users and infrastructure devices both onsite and remotely.

The role involves deploying, managing, and maintaining servers and networks, troubleshooting AD/LDAP related issues, and ensuring accurate documentation. The ideal candidate has 5+ years of corporate IT support, strong English communication, and hands-on scripting with PowerShell.

Qualifications

• Minimum 5 years of IT support experience in a corporate environment.
• Experience in supporting and troubleshooting Windows 10, MS Office, Windows Server (ADFS/LDAP/WSUS) in a business environment.

Responsibilities

• Provide Level 2/3 IT support to End-Users & Infrastructure Devices (onsite / remotely).
• Deploy, Manage and Maintain servers and networks (L3).
• Troubleshooting Network and Server devices (Active Directory, GPOs, OUs).
• Producing Reports to clients during Onboarding / Maintenance.
• Ensuring Clients’ System Documentation is accurate and up to date.
• Provide front-line IT support to employees via walk‑ups, tickets, and MS Teams.
• Maintain accurate ticketing processes and asset management tracking records.
• Provide emergency requests / VVIP support / Project deployment outside of business hours.
• Monitor, troubleshoot, and repair IT hardware and software.
• Handle hardware and software sourcing / purchasing / liaising.
• Write and update technical documentation for end users and the IT team.
• Assist in Projects / Audits / Onboarding based task given by the IT team.
• Liaising with 3rd party vendors

Skills

Interpersonal skills

Adaptable

English proficiency

Customer service

Windows Server knowledge

PowerShell

Tools

Active Directory

GPOs

OU management

PowerShell

Job description

Who Are We Looking For

You will be interacting with customers, responding to their needs. Gather customer’s information and determine the issue by evaluating and analyzing the symptoms. You will follow up and make scheduled callbacks to customers where necessary. You will help build, maintain and troubleshoot the client's infrastructure. You will be working alongside other engineers to ensure highest levels of client service delivery.

Your duties & responsibilities should include, but are not limited to:

• Provide Level 2 / 3 IT support to End-Users & Infrastructure Devices (onsite / remotely)
• Deploy, Manage and Maintain servers and networks (L3)
• Troubleshooting Network and Server devices (Active Directory, GPOs, OUs experiences)
• Producing Reports to clients during Onboarding / Maintenance
• Ensuring Clients’ System Documentation is accurate and up to date
• Provide front-line IT support to employees via walk‑ups, tickets, and MS Teams
• Maintain accurate ticketing processes and asset management tracking records
• Provide emergency requests / VVIP support / Project deployment outside of business hours
• Monitor, troubleshoot, and repair IT hardware and software
• Handle hardware and software sourcing / purchasing / liasing
• Write and update technical documentation for end users and the IT team
• Assist in Projects / Audits / Onboarding based task given by the IT team
• Liaising with 3rd party vendors

You’re Good At

• Good interpersonal skills
• Highly adaptable and flexible
• High level of ethics, values, integrity and trust
• High proficiency in both written and spoken English
• Windows Server Knowledge (AD, GPOs, OU Experiences)

Will Be Awesome If You Are/Have

• Highly disciplined and productive when working independently
• Takes initiative to identify gaps and develop solutions to close the gaps
• Good in follow up and follow through to complete tasks
• Powershell / CMD Line Scripting
• Deployment Knowledge (SCCM/Intune/Custom Imagings/Software Centers)

Your Qualifications

• Minimum 5 years of experience providing IT support in a corporate environment
• Experience in supporting and troubleshooting Windows 10, MS Office, Windows Server (ADFS/LDAP/WSUS) in a business environment

**Only shortlisted candidates would be notified**

**Only fully vaccinated with primary vaccination series may apply**