Overview
Senior Network Specialist
Date: 21 Apr 2026
Location:
Singapore, Singapore
Company:
Singtel Group
An empowering career at Singtel begins with a Hello. Our purpose, to Empower Every Generation, connects people to the possibilities they need to excel. Every “hello” at Singtel opens doors to new initiatives, growth, and BIG possibilities that takes your career to new heights. So, when you say hello to us, you are really empowered to say…“Hello BIG Possibilities”.
- Handle regular preventive maintenance on the SD-WAN Platform Operations.
- Support the expansion, upgrades and rollouts of new network and systems infrastructure involving hardware such as routers, switches, firewalls, virtual appliances, VNFs, network monitoring and management systems.
- Support engineering teams on new product/ feature implementation, node deployment, and technical support matters.
- Responsible for troubleshooting and timely resolution of faults/issues within the SD-WAN platforms services.
- Analyze SD-WAN platforms performance and take proactive actions and preventive measures to monitor and enhance the network performance including software and hardware upgrades, etc.
- Prepare statistical reports on network and equipment performance.
- Analyzing financial information (e.g. revenues, expenditures and cash management) to ensure all operations are within budget.
- Presenting annual budgets to management.
- Vendor negotiation and preparation of cost analysis and justifications.
- Perform SD-WAN platforms performance analysis.
- Proactively engage Engineering teams and recommend courses of actions to prevent incidents that may be caused by performance issues.
- Archive prepared reports for future reference of job performance.
Skills for Success:
- A bachelor’s degree Electrical / Electronic / Computer Engineering / Computer Science / Information Systems from a recognized institution.
- 8 years minimum IP network experience with 3-5 years’ experience in SD-WAN systems
- Possess expertise with routers and switches installation e.g. Cisco, Juniper, Mellanox, Dell.
- Possess expertise with Cisco SD-WAN, VMware VeloCloud SD-WAN, HPE Aruba SilverPeak SD-WAN, Fortinet SD-WAN, FortiSASE etc.
- Good understanding of Internet routing protocols and technologies including TCP/IP, BGP, MPLS/VPN.
- Knowledge of routers/switches architecture and software upgrade procedure. Good analytical and trouble-shooting skills in technical fault isolation and rectification
- Knowledge of hypervisors such as eSXI, Adva, proxmox and KVM.
- Possess basic knowledge of office applications skills e.g. Excel, Visio, Word.
- Possess good interpersonal and communication skills. Must be a team player.
- Self-starter and highly driven with the ability to work independently, as well as in a team.
- Excellent presentation skills and project/program management skills.
- Able to document and investigate existing infrastructure for the benefit of maintaining and operating the environment, discovering possible security breaches or vulnerabilities or finding opportunities for improvement for optimal network performance.
- Manage principal vendors, providers, internal and external stakeholders
- Write and implement policies, guidelines and SOPs for managing the infrastructure.
About Singtel
Headquartered in Singapore, Singtel has 140 years of operating experience and played a pivotal role in the country’s development as a major communications hub. Optus, our subsidiary in Australia, is a leader in integrated telecommunications, constantly raising the bar in innovative products and services.
We are also strategically invested in leading companies in Asia and Africa, including Bharti Airtel (India, South Asia and Africa), Telkomsel (Indonesia), Globe Telecom (the Philippines) and Advanced Info Service (Thailand). We work closely with our associates, leveraging our scale in networks, customer reach and extensive operational experience to lead and shape the communications industry.
Together, the Group serves over 700 million mobile customers around world. Singtel is one of the largest listed Singapore companies on the Singapore Exchange by market capitalisation.
The Group has a vast network of offices throughout Asia Pacific, Europe and the USA, and employs more than 23,000 staff worldwide.
