Senior Network Engineer – Banking & Enterprise Infrastructure (Routing, Switching & Data Centre) | NTT Global | Singapore

NTT Global; Singapore; On-site; SGD 110,000 - 170,000; Full time

Benefits offered by this job

Market competitive package

Job summary

NTT Global in Singapore seeks a Senior Network Engineer to own enterprise routing/switching and LAN/WAN operations in a 24×7 shift environment. You will lead data centre builds, hardware refreshes, and onboarding across high-availability banking networks, coordinating with internal teams and external partners.

The role requires 5+ years in enterprise network engineering, strong problem solving, and willingness to work night shifts, weekends, and public holidays in Singapore.

Qualifications

• Bachelor’s degree in a relevant technical discipline is required.
• 5+ years of progressive hands-on enterprise network engineering experience.
• Operational expertise in routing protocols, switching architectures, and core hardware.
• Experience with data centre builds, server room relocations, and hardware refreshes.
• Ability to function in a 24x7 shift-based environment in Singapore.
• Strong analytical, problem-solving, and stakeholder communication skills.

Responsibilities

• Architect, configure, deploy, and maintain enterprise routing and switching infrastructure.
• Manage enterprise LAN/WAN operations, fault isolation, and capacity planning.
• Lead network lifecycle management including EOL/EOS hardware refreshes.
• Configure core networking hardware including routers, switches, Gigamon devices, and terminal servers.
• Oversee data centre builds, relocations, and zero-downtime migrations.
• Drive secure onboarding, configuration hardening, and automated provisioning workflows.
• Coordinate with engineering, IT, vendors, and partners during incident resolution.
• Maintain network topology diagrams, backups, audits, and runbooks.

Skills

Enterprise routing & switching

LAN/WAN operations

Data centre migrations

24x7 shift support

Network lifecycle management

Stakeholder communication

Education

Bachelor’s degree in Computer Science, Information Technology, Telecommunications Engineering, or related technical discipline

Tools

Gigamon

Terminal servers

Network monitoring tools

Job description

Position Summary

Driving advanced enterprise network operations, banking sector infrastructure resilience, and large-scale data centre migrations in Singapore, NTT Global is actively seeking an accomplished Senior Network Engineer for a permanent full-time professional engagement within a 24×7 shift-based operational environment (including night shifts, weekends, and public holidays). In this vital technical role, you will take full operational, tactical, and technical ownership of enterprise routing and switching, LAN/WAN architecture, network life cycle management, hardware refreshes, and device onboarding. Bringing extensive professional experience in financial services network engineering, you will empower an elite global technology and telecommunications enterprise to achieve uncompromised network uptime, secure data transport, and superior banking infrastructure performance. This prestigious career opportunity offers competitive remuneration, international corporate exposure, and professional growth within a leading global technology and IT consulting enterprise.

Detailed Job Description

As a Senior Network Engineer supporting NTT Global on an on-site professional basis in Singapore (operating within 24×7 shift-based schedules including night shifts, weekends, and public holidays), you will take full operational, tactical, and technical ownership of network architecture, deployment, hardware lifecycle management, and cross-functional partner collaboration. Your day-to-day responsibilities include configuring and managing routers, switches, Gigamon visibility nodes, and terminal servers, executing enterprise LAN/WAN network operations and design, managing network life cycle management workflows including End-of-Life (EOL) and End-of-Sale (EOS) hardware refreshes, leading data centre and server room builds, relocations, and seamless migrations, overseeing network device onboarding and deployment, collaborating proactively with engineering, planning, IT squads, vendors, and external financial partners, and interacting directly with talent acquisition specialists like Shirlin Yeo. Furthermore, you will manage application requirements by submitting your latest resume via direct email to Shirlin Yeo at [e-mail].

Key Responsibilities

• Architect, configure, deploy, and maintain robust enterprise routing and switching infrastructure across high-availability banking environments.
• Manage complex enterprise LAN/WAN network operations, fault isolation, performance tuning, and capacity planning.
• Execute comprehensive Network Life Cycle Management, including End-of-Life (EOL) and End-of-Sale (EOS) hardware refresh projects.
• Configure and administer core networking hardware including enterprise routers, switches, Gigamon network packet brokers, and terminal servers.
• Drive data centre and server room builds, physical relocations, server rack-and-stack, and zero-downtime network migrations.
• Lead secure network device onboarding, baseline configuration hardening, and automated provisioning deployment workflows.
• Collaborate proactively with internal engineering squads, IT planning teams, external vendors, and banking partners during incident resolution.
• Maintain meticulous network topology diagrams, configuration backups, audit compliance logs, and operational runbooks.

Required Qualifications & Skills

• Bachelor’s degree in Computer Science, Information Technology, Telecommunications Engineering, or related technical discipline.
• Minimum of 5+ years of progressive professional hands‑on experience in enterprise network engineering and LAN/WAN operations.
• Strong, demonstrable operational expertise in enterprise routing protocols, switching architectures, and core networking hardware.
• Comprehensive working knowledge and practical proficiency in network lifecycle management, hardware refreshes, and device onboarding.
• Deep practical experience with data centre builds, server room relocations, Gigamon packet brokers, and terminal server administration.
• Solid practical grasp of 24×7 operational environments, incident management, and shift-based IT service delivery frameworks.
• Exceptional analytical problem-solving aptitude, network troubleshooting capabilities, and professional stakeholder communication skills.
• Mandatory legal work authorization and physical availability for professional operations in Singapore, with flexibility for 24×7 shift-based rosters.

Nice-to-Have Skills

• Professional networking certifications such as Cisco Certified Network Professional (CCNP) or Cisco Certified Internetwork Expert (CCIE).
• Prior professional working experience within the banking, financial services, or high-security enterprise sectors.
• Hands‑on familiarity with network automation scripting (Python, Ansible) and software‑defined networking (SDN) platforms.
• Experience utilizing enterprise service desk tracking and monitoring platforms (ServiceNow, Splunk, Prometheus, Grafana).
• Active participation in network engineering user groups, telecommunications associations, or professional IT forums.

Application Information

• Recruiter: NTT Global Recruitment Division
• Contact Name: Shirlin Yeo (Talent Acquisition Specialist)
• Email: [e-mail]
• Phone:
• Company Website: https://www.global.ntt
• Salary/Rate: Market Competitive / Enterprise Banking Infrastructure Package
• Work Schedule: 24×7 Shift-Based Operations (Including Night Shifts, Weekends & Public Holidays – Singapore)
• Deadline: Open until filled (Urgent Singapore Senior Network Engineer Opening)
• Notice Period: Immediate Starters or Candidates Available at Short Notice Highly Preferred
• Contract Duration: Permanent / Full-Time Employment (Singapore)

Recruitment Pro Tip

When applying for this Senior Network Engineer position through NTT Global, ensure your resume explicitly highlights your data centre migration tenure, banking sector experience, and your flexibility for 24×7 shift-based rosters.