Network Specialist

SINGAPORE TELECOMMUNICATIONS LIMITED; Singapore; On-site; SGD 45,000 - 65,000; Full time

Job summary

A telecommunications company seeks a motivated candidate for the role responsible for supporting the NQSN+ network's maintenance and operations. Key responsibilities include conducting preventive maintenance, troubleshooting issues, and collaborating with engineering teams for network enhancements. A bachelor’s degree in engineering is required along with relevant experience in cloud or DevOps environments. The ideal candidate will possess strong analytical and communication skills, and foundational knowledge of routers, switches, and container technologies.

Qualifications

• Bachelor's degree in electrical, electronic, computer engineering, or related field.
• 1 to 3 years’ experience in Systems Operations.
• Knowledge of network infrastructure and troubleshooting.
• Excellent written and verbal communication skills.

Responsibilities

• Conduct regular preventive maintenance on the NQSN+.
• Support expands and upgrades of network infrastructure.
• Troubleshoot and resolve network performance issues.
• Prepare reports on network performance metrics.

Skills

Cloud or DevOps environments experience

Container technologies knowledge

Linux operating systems knowledge

Analytical skills

Troubleshooting skills

Communication skills

Education

Bachelor’s degree in Engineering or Computer Science

Tools

Kubernetes

Cisco equipment knowledge

Juniper equipment knowledge

Fortinet equipment knowledge

Job description

To support Singtel’s National Quantum Safe Network+ (NQSN+) products and services in all aspects of maintenance and operations

• Handle regular preventive maintenance on the NQSN+.
• Support the expansion, upgrades and rollouts of new network and systems infrastructure involving hardware such as routers, switches, firewalls, virtual machines, dockers, containers, network monitoring and management systems.
• Support engineering teams on new product/ feature implementation, node deployment, and technical support matters.
• Contribute to and assist with presales activities for RFPs, RFIs, and RFQs.
• Responsible for troubleshooting and timely resolution of faults/issues within the scope of NQSN+.
• Analyse NQSN+ 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.
• Perform NQSN+ performance analysis.
• Proactively engages Engineering teams and recommend courses of actions to prevent incidents that may be caused by performance issues.

Requirement

• Singaporean only
• A bachelor’s degree in electrical / Electronic / Computer Engineering / Computer Science / Information Systems from a recognized institution.
• 1 to 3 years’ experience in cloud or DevOps environments and systems operations.
• Working knowledge of container technologies, orchestration tools (e.g., Kubernetes), and Linux-based operating systems.
• Possess knowledge on routers, switches, and firewalls installation and upgrade procedures, e.g. Cisco, Juniper and Fortinet.
• Some knowledge about Quantum Key Distribution and Encryption technologies.
• Understanding of Internet routing protocols and technologies including TCP/IP.
• Good analytical and trouble-shooting skills in technical fault isolation and rectification.
• 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.
• Possess basic knowledge of office applications skills e.g. Excel, Visio, Word.
• Manage principal vendors, providers, internal and external stakeholders.
• Write and implement policies, guidelines and SOPs for managing the infrastructure.
• Excellent written and verbal communication skills are required.