Total 4 science job vacancies in Information Technology category in D20 Bishan, Ang Mo Kio

As a member of the respondents, you will be part of the team responsible for operational support of Authority's Data Centres (DCs) and expected to work independently. Your primary responsibility is to ensure system functionality, availability, data security, and compliance with industry standard. This includes:

a. Facilitating, monitoring and resolving any IT Infra (Hardware) service request/fault.

b. Conducting regular audit check to ensure vendor/user comply to Authority's DC policies/processes.

c. Ensuring smooth DC operation such as coordinating with Facility Management (FM) for any M&E matters.

You will be working closely with all levels of IT Infra support team and is expected to operate, excel, maintain and monitor operating systems of the Data Centres (DCs) whenever and whatever support service for the enterprise system. This includes being on 24 x 7 standby for response and scheduled maintenance events.

Job Scope:

Data Centre Operation Management

1. Work with user (with/without vendor support) for any escorting/installation/decommission/replacement of IT Infra equipment hosted inside the Data Centre, ensuring compliance to Authority policies/processes and update relevant inventories accordingly.

2. Carry out periodic checks inside Data Centre, looking out for any:

a. Unreported IT Infra hardware fault

b. Environment issue to be addressed (e.g.: Faulty lighting, item obstructing airflow)

c. Abnormality status of facility system (e.g.: Air-con) and report it to Facility Management (FM)

d. Non-compliance

e. Collect power utilization statistic (if required)

3. Manage, procure and support provision of Data Centre equipment/systems, peripherals, spares, user documentations and technical manuals.

4. Utilise alerting and reporting systems/tools to monitor Data Centre operation and relevant M&E related equipment status (If deemed required by the Authority).

5. Work with Asset Management (AM) to perform asset tagging for IT infra equipment.

Requirements:

- Diploma in Electrical Eng., Computer Eng., Information Technology or equivalent with at least 1 year of experience in system administrator role.

- Basic understanding of Network knowledge and components

- Experience in administrating Linux (Redhat) and Windows Server (2016-2025) OS

- Experience in managing virtualization technologies like VMware server/ESXi

- Relevant DC-related professional certifications, such as EPI Certified Data Centre Professional (CDCP) or Data Centre Certified Associate (DCCA) is a plus.

You will be working side by side with the network core team in ensuring network availability and serviceability for a secure, resilient and stable distributed environment. Your primary responsibility is to support and maintain the network access layer for our enterprise networks. You will manage access to the wired and wireless networks; ensuring last-mile connectivity for multiple locations. In addition, you will also manage the network communications rooms at these locations; providing cabling interconnect services for structured cabling, and liaising with Facilities Management to ensure uninterrupted power and cooling delivery to the rooms. You may be called upon to support certain network functions in the Data Centre.

This is a 24 x 7 job scope and you will be required to work at scheduled after-office hour maintenance activities and respond to ad-hoc unscheduled events.

Job Scope:

Manage wired and wireless network access infrastructure; and support Data Centre network operations

1. Administer and support network infrastructure including network routers, switches, wireless access points, WLAN controllers, AAA servers and encryptors

2. Respond and diagnose tickets related to network access and performance issues

a. Service and close support tickets to relocate or add client endpoints' wired network access

b. Service and close support tickets to resolve client endpoints' wireless access

3. Troubleshoot, triage and resolve client endpoints' 802.1X authentication/authorization access issues and escalate, if necessary, L2 and L3 issues

4. Monitor availability of network access and provide immediate response and/or investigation to system alerts

5. Troubleshoot and assist with root cause analysis of incidents replacing failed network components

6. Support and perform routine automation tasks to ensure compliance for secure configuration, configuration backup management and routine firmware upgrades/updates

7. Manage operational activities and implement changes

8. Track network equipment support lifecycle, procure and support refresh activities to project closure and payment

9. Track equipment maintenance support agreements and telco circuits contracts, procure contract renewal and make payment

10. Support project teams in the delivery of wider IT servicesInventory and Documentation

11. Create and maintain clear and concise documentation of the environment

12. Maintain up-to-date documentation on rack layout and cabling interconnects

13. Manage and maintain up-to-date inventory control

14. Perform periodic inventory audits and review

15. Adhere to organisation procedure to retire obsoleted equipment

Requirement:

• Diploma or Degree holders with 1 to 2 years of working network experience in management of LAN and WAN environment

• Preferably with formal technical certification such as Cisco CCNA

• Experience in scripting and programming with network automation tooling on Ansible, Python, Terraform, GitLab is a plus

• Strong customer service orientation with good communication skills

• Self-motivated with attention to details

• Ability to work independently and effectively in a team environment

Good to have:

1. TCP/IP, Ethernet, VLAN, Spanning Tree, 802.1X, HSRP/VRRP, 802.11x Wi-Fi

2. static routes, OSPF, EIGRP

Good working knowledge and hands-on experience in network administration and support of

3. Cisco routers and switches

4. Cisco Wireless Access Points

5. Cisco Wireless LAN Controllers

6. Cisco ISE (Identity Service Engine)

7. Network monitoring solutions such as CheckmK

8. WAN and Internet access services

Responsibilities:

• Manages and monitors all installed systems and infrastructure to be in line with SOP (standard operating procedure) in place.

• Defines customers’ needs and functionalities.

• Assists in the coordination of system related activities and evaluation of the implementation design.

• Installs, configures, and tests operating systems, application software, and system management tools.

• Ensures the highest level of systems and infrastructure availability.

• Implements warranty and support activities.

• Evaluates the existing systems and provides the technical directions.

• Collaborates and manage various stakeholders to ensure high quality deliverables within the guidelines, policies, and procedures.

• Anticipating & troubleshooting systems related issues

• Continual maintenance of security, including backup and redundancy strategies

• Liaising with 3rd party vendors, IT providers, etc. for support where required

• Providing Level 2 and 3 support

• Provide system documentations and SOPs

Requirements:

•BS/MS degree in Computer Science, Engineering or a related subject

• Proven working experience in installing, configuring and troubleshooting UNIX /Linux based or windows environments.

• Experience with virtualization and containerization (e.g., VMware, Virtual Box)

• Experience with monitoring systems

• Solid experience in the administration and performance tuning of application stacks ) is an added advantage

• Experience with automation software is an added advantage

• Experience with networking knowledge (OSI network layers, TCP/IP) is an added advantage

Job Description:

1. Administer and ensure standardization of all network integration and ensure delivery line for different application.
2. Perform integration of solutions and communicate with all third party entities.
3. Prepare customer test plans and strategies of conducting procedures.
4. Perform troubleshoot on network integration processes and resolve complicated configuration issues.
5. Provide backup to other teams and analyze problems.
   1. Able to perform server/firewall/switches patch management
   2. Able to implement approved patches/releases deployment accordingly to Change Request
   3. Able to maintain network and system security included cybersecurity advisories
   4. Able to perform scheduled maintenance for servers, workstations, switches, routers, networks appliances in UAT, DR and Production Environment
   5. Able to diagnose and resolve technical hardware and software related issue
6. Train various group members and provide technical expertise in working.
7. Prepare report submitting for different customers and companies.
8. Determine tretrieval of ownership manipulating issues to ensure closure of reports at different levels.

Requirements:

1. At least 3 years of experience in IT field, with background in Network maintenance and support
2. Familiar with Symantec EndPoint Protection, Windows Server, RHEL 7, MSSQL Server, VMWare ESXi 6.7
3. Familiar with SendQuick or other SMS gateways, SOPHOs or other email forwarding application
4. Knowledge of configuring and troubleshooting switched and routed networks
5. Knowledge of basic Linux commands will be preferred
6. Good team player with strong communication and interpersonal skills.