Network Engineer

NERA TELECOMMUNICATIONS LTD; Singapore; On-site; SGD 48,000 - 72,000; Full time

Job summary

NERA TELECOMMUNICATIONS LTD in Singapore seeks a skilled Network Engineer to provide remote or on-site technical support, handle breakfixes, upgrades, and 24x7 on-call duties. You will work with cross-functional teams to deliver network solutions and documentation.

The role requires strong knowledge of LAN/WAN, routing, security, and cloud/data center concepts, with hands-on testing tools like Spirent or Ixia. Flex hours and continuous learning are expected.

Qualifications

• Tertiary education in Computer Networks or Information Technology.
• Analytical mind with strong problem-solving skills.
• Able to work flexi hours.
• Ability to quickly learn new or unfamiliar technology using documentation and internet resources.
• Technical certifications in Routing/Switching/Security/Wireless/Data Center are an added advantage.
• Knowledge of IP network services for Telcos, ISPs, Mobile and Broadband providers.
• LAN/WAN technologies: VLANs, STP/RSTP, OSPF, ISIS, BGP4, MPLS-TE, MPLS-VPN, CGNAT, SR, QoS, Multicast, 802.1x, IPv6.

Responsibilities

• Provide technical support remotely or onsite as per SLA including Breakfix.
• Deliver emergency support and software upgrades.
• Maintain 24x7 rotational on-call duty.
• Follow up on trouble tickets until resolution with cross-team and vendor coordination.
• Derive SOPs and MOPs for deployment and processes.
• Develop test cases and conduct regression tests on software/hardware before deployment.
• Perform network configuration changes and validate new services/features.
• Produce HLD/LLD documents and conduct DVT and acceptance tests.
• Carry out periodic preventive maintenance on customers' networks.
• Prepare reports detailing findings and solutions when required.
• Continuously research new technologies and educational opportunities.

Skills

Routing & Switching

Security

Wireless

Data Center

LAN/WAN

OSPF

ISIS

BGP4

MPLS-TE

MPLS-VPN

VLANs

QoS

Multicast

802.1x

IPv6

Python

Linux/Unix

Network Automation

Education

Bachelor's degree in Computer Networks or Information Technology

Tools

Spirent

Ixia

Job description

Responsibilities

• Provide technical support services remotely or onsite as per service level agreement including Breakfix.
• Emergency support.
• Software upgrades.
• 24 x 7 rotational on-call standby duty.
• Trouble tickets follow up till a satisfactory solution is concluded. To liaise with appropriate cross-team members and vendors when required.
• Derive processes and SOPs for implementation such as Method of Procedures (MOP).
• Develop test cases and conduct hardware & software regression tests on new software/hardware prior to deployment or proof of concept of solutions.
• Perform configuration change for network enhancement and validation of new service/feature.
• Perform technical professional services for projects including high/low level design documents (HLD/LLD), design validation test (DVT), implementation, commissioning, acceptance test, migration and system documentation.
• Perform periodic preventive maintenance on customers’ networks.
• Prepare reports and documentations outlining findings and solutions when required.
• Continually research new technologies and educational opportunities.

Requirements

• Tertiary education in Computer Networks or Information Technology.
• Possess an analytical mind with strong problem-solving skills and the ability to work independently and cope with pressure.
• Able to work flexi hours.
• Ability to quickly learn new or unfamiliar technology and products using documentation and internet resources.
• Possess technical certifications in Routing/Switching/Security/Wireless/Data Center domains will be an added advantage.
• Knowledge and hands on experience in the following areas:
• IP network services and solutioning for Telcos, ISP, Mobile, Broadband Service Providers.
• LAN/WAN technologies such as VLANs, STP/RSTP, OSPF, ISIS, BGP4, MPLS-TE, MPLS-VPN, CGNAT, Segment Routing, QoS, Multicast, 802.1x, IPv6. OSI and TCP/IP.
• Network Testing Tools such as Spirent or Ixia.
• Knowledge or experience in the following areas is an added advantage:

(i) Packet Optical Network solutions such as IPoDWDM.

(ii) Data Center, Virtualization, Cloud Computing, SDN and NFV.

(iii) Linux/Unix system configuration, administration, shell scripting and programming languages such as Python.

(iv) Network automation tools such as Ansible, Chef or Puppet.