Network Resident Engineer (Onsite L1/L2 Support)

1. Role summary: Provide onsite L1 and L2 operational support for enterprise network infrastructure, ensuring the availability, stability and performance of LAN/WAN environments.
2. Daily operations: Support daily network operations, critical incidents, maintenance activities and planned changes, and monitor performance, availability and utilisation.
3. Incident management: Handle incidents, service requests and operational issues within agreed SLAs, with troubleshooting and root cause analysis of connectivity and performance problems.
4. Escalation: Escalate complex issues to L3 teams and OEM vendors, and coordinate with telecom providers and internal teams for resolution.
5. Network administration: Administer LAN/WAN, Cisco Catalyst switching, Aruba solutions, routing and switching, and VPN services, including configuration, provisioning and maintenance.
6. Projects and inventory: Support network expansion, relocation and optimisation projects, and maintain device inventory and configuration documentation.
7. Monitoring and troubleshooting: Use enterprise monitoring tools to troubleshoot routing and switching, VLANs and segmentation, VPN connectivity, link failures and performance degradation.
8. Change management: Implement approved changes through established change processes, including firmware upgrades, patching and device maintenance.
9. Security and compliance: Ensure adherence to security standards and operational policies, and participate in vulnerability remediation and compliance activities.
10. Service management: Follow ITIL-based Incident, Problem, Change and Request Fulfilment processes.
11. Documentation and reporting: Maintain SOPs, network diagrams, runbooks and technical documents, provide regular service reports, and participate in service reviews and continuous improvement.
12. Qualifications: Diploma or Bachelor’s degree in IT, Computer Science, Network Engineering, Telecommunications or a related field.
13. Experience: 4 to 6 years of hands-on experience supporting enterprise networks, including L1/L2 support in production, with strong analytical skills and a customer-focused mindset.
14. Technical skills: LAN/WAN, TCP/IP, routing and switching, VLANs, network monitoring and troubleshooting, Cisco Catalyst, Aruba, VPN technologies, and basic firewall administration.

EALicense No: 11C4879 / Registration ID : R1218583

AparTechnologies Pte Ltd, Singapore

Skills

Switches, Role Modelling, Network Engineering, Technical Skills, Service Improvement, CCNP, VMware, Documentation, Professional Networking, Information Technology, Computer Science, Reporting Services, Telecommunications, Routers, Telecom Engineering, WAN