System Administrator

NANOSOFT IT SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 50,000 - 70,000; Full time

Job summary

A leading IT solutions provider in Singapore is seeking a skilled IT Infrastructure Support Engineer. The role involves providing 24-hour support for technology infrastructure, including managing Windows and Linux servers and troubleshooting connectivity issues across multiple offices. Strong technical knowledge in networking, server management, and database configuration is essential. The position offers an exciting opportunity to work in a dynamic environment with diverse challenges.

Qualifications

• Experience in managing Windows and Linux servers.
• Hands-on knowledge in network protocols and security.
• Capability of database installation and configuration.

Responsibilities

• Deliver 24-hour technical support across multiple locations.
• Manage network file sharing and implement solutions.
• Perform server setup, maintenance, and troubleshooting.

Skills

Network file sharing configuration

Technical support for servers and workstations

Experience with protocols (TCP/IP, DHCP)

Virtual machine management

Database management (MS SQL)

Tools

Red Hat Linux

Windows Server (2000/2003/2008)

Oracle

VMware

Job description

Job Description & Requirements

• Delivered twenty-four hour support for all technology infrastructure needs and issues, for environment including 5 Windows and 8 Linux based servers and 200 desktops and laptops (Windows, MAC and Linux) across three regional offices
• Efficiently implemented network file sharing by configuring NFS to share files and resources across the network
• Managing corn jobs, at Jobs, batch processing and job scheduling
• Hands on experience in protocols such as TCP/IP, DHCP, HTTP, SMTP, SSH, FTP
• Installed and configured SSH, SFTP, Managed email (Postfix and Sendmail), LDAP
• Installed Apache, IIS and configured Virtual hosts and also experience applying SSL certs for websites, CSR generation
• Installation of SAMBA utility software
• Create File systems using Logical Volume Management (LVM), LV Extend and Reduce
• Linux kernel, memory upgrades and swaps area and performed Red hat Linux Kickstart installations
• Provided systems and server management and oversight and resolution of network/connectivity and software issues for local and remote users
• Worked with Server OS performing setup, maintenance and troubleshooting for 2000, 2003, 2008, Responsible for building, configuring, and supporting workstations and servers.
• Performed hardware builds (upgrades and new machines), set up offsite backup systems, and contributed to system migrations
• Good hands on experience in building/managing Virtual Machines in Oracle and VMware virtual environments
• Experience in Windows Domain Controller, Active Directory configuration, users and group creation and management, folder permissions, network sharing, backup and maintenance
• Responsible for implementing and supporting Microsoft Office (2000, 2007, 2010) technologies
• Responsible for LAN/WAN administration and support
• Responsible upgraded and maintenance of server hardware components as per requirement.
• Worked with different hardware and software vendors to troubleshoot the hardware and software problems.
• Strong technical knowledge on Domain(Maintain and updating Domains CName and A Records in Godaddy.com, securepaynet.net, Net4in, Hostgator)
• Installed, configured and managed databases MS SQL 2000/2005 Server on Windows