Asst. Manager (Technical Officer), Data Center IT system, Network Firewall and

Singapore Institute of Technology; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

A leading educational institute in Singapore is seeking an Asst. Manager (Technical Officer) to support their Data Center IT systems. The role involves managing network infrastructure, ensuring optimal performance, and providing technical consultation. Ideal candidates will possess relevant degrees and certifications with extensive experience in networking and security systems.

Qualifications

• At least 3-5 years of experience in a technical support environment.
• Familiar with network equipment like switches, routers, and security devices.
• Proficient in network optimization and security protocols.

Responsibilities

• Plan, configure, debug and enhance network solutions for optimal performance.
• Coordinate with vendors for project management and installations.
• Maintain, monitor and optimize network configurations including WAN, LAN.

Skills

Networking

Firewall Management

Security Systems

Technical Consultation

Troubleshooting

Education

Diploma or Bachelor's degree in Computer Science, IT, Electrical Engineering

Tools

Cisco

Huawei

Palo Alto

Aruba

VMware

Job description

Asst. Manager (Technical Officer), Data Center IT system, Network Firewall and Cloud

At SIT's Professional Officers Division, we bring our rich industry experience and technical skills into our work, creating a better physical environment where learning and innovation take place.

We work with teaching programmes and innovation projects to improve the skills of our students and strengthen and energise our industry and the wider community.

We are seeking for IT professionals as a Data center Network Engineer to support and provide technical competency in Network and System infrastructure and manage all infrastructure related equipment including switches, router, firewall, wireless, SDN, VPN, security appliance SIEM, Load balancers, Cloud VM instance, SSL and VM servers.

Key Responsibilities:

• Network Implementation & Optimization – Plan, configure, debug, and enhance network solutions for optimal performance.

• Project & Vendor Management – Handle networking projects and coordinate with vendors for installations and maintenance. (Huawei, Aruba, Cisco, SDN, and Cloud technologies.)

• Network Administration – Maintain and optimize WAN, LAN, Wi-Fi, and security configurations.

• Troubleshooting & Issue Resolution – Diagnose and resolve network, security, and capacity-related problems.

• Technical Consultation – Provide expertise on DNS, DHCP, VPN, IP management, virtualization, and network security.

• Documentation & Compliance – Maintain network configurations, diagrams, firmware updates, and audit reports.

• Data Center Operations – Allocate rack space, power, cooling, and oversee equipment installations.

• Equipment & Asset Management – Conduct inspections, decommission outdated hardware, and track inventory.

• Cross-Team Collaboration – Work with internal teams to support hardware and software upgrades.

• Administrative & Support Tasks – Perform operational duties and ensure compliance with data center best practices.

Job Requirements:

• Educational Qualifications:A Diploma, Bachelor's degree, or higher in Computer Science, Information Technology, Electrical Engineering, or any other relevant field.

• Certifications:Cisco Certified Network Professional (CCNP), Huawei Certified ICT Professional (HW ICTP), or HPE Aruba Network Certified Professional or Palo Alto Firewall with at least 3-5 years of experience in an ISP environment. ITIL certification is a plus.

• Technical Skills:

  • Proficient in network and security technical area, In-depth understanding and practical knowledge of networking and security systems such as WAN, LAN, router, and firewalls.

  • Provide technical support and consultation, conduct procurement and perform project management activities for enhancement and the change in Network and Security configuration.

  • Administer, monitor, maintain and optimize WAN, LAN and Wi-Fi networks for optimal performance and maximum availability.

  • Respond to production issues speedily, including bringing up the defective hardware during and after office hours.

  • Take the lead in managing and resolving the firewall configuration, network configuration, firmware patching as well as updating and documenting network diagrams.

  • Ability to design, implement and troubleshoot Wi-FI and security infrastructure.

  • Ability to analyse and evaluate networks, identify issues and provide solutions to ensure networks are operating efficiently.

  • Ability to work independently and under pressure with tight deadlines.

  • Ability to configure, troubleshoot and resolve any issues within network and security areas, including change request, performance and capacity issues.

  • Effective communication skills and the ability to work with minimal direction or supervision for day-to-day tasks.

• Experiences:

  • At least 3-5 years of experiences in a technical support environment working with Huawei, Cisco, Palo Alto, and Aruba products.

  • Familiar with HVAC/CRAC, UPS, Battery, and Generator systems is a plus.

  • Knowledge of Aruba, AWS, Checkpoint, Palo Alto, Fortigate products is advantageous.

  • Technical know-how and practical competencies in hybrid infrastructure and cloud technology to administer enterprise-level systems.

  • Familiar with Switch, Router, Huawei Wireless products, Aruba ClearPass, and Wireless/SDN products, IP address management, IAM and PAM.

  • Familiar with Network Monitoring such as Solarwind NPM, NCM, NTA, SAM, VMAN and Syslog.

  • Familiar with basic Windows Server, Linux, and VMWare operating systems.