Network Manager - #1129378

Quess


Date: 1 day ago
District: Singapore
Contract type: Full time
Work schedule: Full day
Quess

Network Manager – Data Center & ISP Infrastructure

Our client are expanding their network and data center capabilities and are seeking an experienced Network Manager to lead the design, implementation, and operations of our world-class data center and ISP network infrastructure.


About the Role

As the Network Manager, you’ll take ownership of network architecture across structured cabling, routing & switching, and ISP/BGP operations. This role combines strategic planning with hands-on engineering work, ensuring the network consistently delivers top-tier performance, reliability, and availability.

You will lead a team of Network Engineers while collaborating closely with cross-functional teams to support customer needs, new technologies, and future infrastructure growth.


Key Responsibilities:


Customer Provisioning & Technical Support

  • Oversee provisioning of customer network orders and cross-connect circuits.

  • Perform end-to-end testing and maintain accurate diagrams, records, and service documentation.

Network Planning & Architecture

  • Assess current and future capacity and performance requirements.

  • Design scalable, redundant, high-availability network architectures.

  • Develop structured cabling systems (Cat 6A, OM4, OS2) and produce detailed schematics and capacity plans.

Cabling Infrastructure Management

  • Lead installation, termination, certification, and labeling for copper and fiber systems.

  • Maintain proper cable management, inventory, pathways, and documentation.

ISP & BGP Network Operations

  • Design and manage BGP architecture for upstream transit and downstream customers.

  • Manage AS numbers, IP allocations, IX peering, and routing security (RPKI, ROA, MANRS).

  • Optimize routing for performance, redundancy, and cost efficiency.

Network Operations & Security

  • Deploy and maintain routers, switches, firewalls, load balancers, and network appliances.

  • Ensure best-practice configurations and LAN/WAN integration.

  • Implement firewalls, ACLs, segmentation, IDS/IPS, encryption, and ISO-aligned controls.

Monitoring, Performance & Capacity Planning

  • Monitor network utilization, latency, and faults using tools like MRTG, PRTG, SolarWinds, etc.

  • Forecast growth trends and recommend upgrades to support future scalability.

Team Leadership & Collaboration

  • Lead and mentor a team of network engineers.

  • Collaborate across operations, systems, facilities, and security teams.

  • Drive incident troubleshooting and participate in 24/7 escalation as needed.

Governance, Vendor, & Compliance

  • Maintain all network documentation, SOPs/MOPs/EOPs, diagrams, and IP records.

  • Manage vendor relationships, budgets, and contract negotiations.

  • Ensure compliance with regulatory and industry frameworks such as ISO 27001, PCI DSS, OSPAR, IMDA, TIA-942, and BICSI.


What We’re Looking For

Education & Experience

  • Bachelor’s degree in IT, Computer Engineering, or related field.

  • 5+ years in network design/operations with 3+ years in ISP, IX, Cloud Connect, or Internet Gateway environments.

  • Hands-on experience with Cisco, Juniper, or Arista in data center or carrier-grade networks.

  • Familiarity with SDN, NFV, VxLAN, EVPN, and network automation.

Technical Expertise

  • Strong knowledge of BGP, MPLS, OSPF, IS-IS, IPv4/IPv6, TCP/IP, DNS, DHCP.

  • Experience with monitoring tools and IP resource management (APNIC, RADb).

  • Understanding of routing security, traffic engineering, and data center networking.

Core Competencies

  • Strong leadership, planning, and problem-solving abilities.

  • Excellent communication skills.

  • Resilient, adaptable, and capable of managing complex challenges.

  • Preferred certifications: CCNP/CCIE or JNCIP/JNCIE-SP.


John Koh

Quess Selection & Services

EA Licence Number: 23C2060

Registration ID is R1110099


Disclaimer: The company is committed to ensuring the privacy and security of your information. By submitting this form, you consent to the collection, processing, and retention of the information you provide. The data collected (which may include your contact details, educational background, work experience, and skills) will be used solely to evaluate your qualifications for the position you're applying for. Your data will be stored securely and retained for the duration necessary to fulfill our hiring process. If you are not selected for the position, your data will be kept on file for a limited period in case future opportunities arise. You have the right to access, correct, or delete your data at any time by contacting us at Quess Singapore | A Leading Staffing Services Provider in Singapore (quesscorp.sg)

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