Senior System Administrator

6 days ago

Singapore PMSR IT CONSULTANCY PTE. LTD. Full time

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.
- 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.
- Installed, configured and managed databases MS SQL 2000/2005 Server on Windows.

**Minimum Requirements**:

- Bachelor’s degree in computer science (or related area) preferred.
- Microsoft Certification (MCSE) or equivalent certification in relevant programs desired.
- Advanced knowledge of Windows Server (2003/2008) /desktop Operating Systems (XP/7).
- Managing in excess of 50 Windows Server infrastructure.
- Managing deployments/rollouts Managing large scale Citrix/2X/Terminal Server installations.
- Managing server virtualization technologies like VMWare Server/ESX or MicrosoftHyperV/Virtual Server.
- A solid understanding of LAN/WAN networking.
- Cisco Certified Network Associate or Professional-CCNA/ CCNP MCITP Server.
- Group Policy design and configuration.
- Microsoft IIS administration and configuration.
- Migration of Exchange 2003 to Exchange 2010.
- Active Directory/LDAP user and group administration.
- Ability to troubleshoot network issues including back bone infrastructure issues.
- LAN Routing and Switching design, configuration and troubleshooting (VLANs, IP Subnetting, 802.1Q trunks).
- Strong communication and documentation skills.
- Flexible and able to adapt to a rapidly changing environment.
- Must be organized and have the ability to manage projects of varying length.
- Positive, self-motivated individual who can complete tasks independently.
- Must be a team player.

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