Network Engineer

STL is a leading global optical and digital solutions company providing advanced offerings to build 5G, Rural, FTTx, Enterprise and Data Centre networks. The company, driven by its purpose of 'Transforming Billions of Lives by Connecting the World', designs and manufactures in 4 continents with customers in more than 100 countries. Telecom operators, cloud companies, citizen networks, and large enterprises recognize and rely on STL for advanced capabilities in Optical Connectivity, Global Services, and Digital and Technology solutions to build ubiquitous and future-ready digital networks. STL's business goals are driven by customer-centricity, R&D and sustainability. Championing sustainable manufacturing, the company has committed to achieve Net Zero emissions by 2030. With top talent from 30+ nationalities, STL has earned numerous 'Great Place to Work' awards and been voted as the 'Best Organisation for Women'.

Position: Network Engineer (L2)
Experience: 10-15 years

Requirements

Key Responsibilities:

Network Operations & Maintenance:Monitor network performance, manage capacity, and perform routine maintenance and upgrades on network devices (routers, switches, firewalls, and wireless access points).

Troubleshooting & Incident Management:Serve as the primary point of contact for complex network issues. Diagnose and resolve network incidents related to LAN, WAN, and wireless connectivity, including issues with industrial control systems (ICS) and SCADA networks.

Configuration & Implementation:Configure and install new network hardware and software. Implement network changes in accordance with change management policies, ensuring minimal disruption to manufacturing operations.

Network Security:Implement and enforce network security policies, including firewall rules, VPN configurations, and intrusion detection/prevention systems, to protect sensitive manufacturing data and intellectual property.

Collaboration:Work closely with other IT teams (, systems administrators, cybersecurity) and operational technology (OT) teams to support new projects, resolve cross-functional issues, and ensure seamless integration between IT and OT networks.

Technical Skills:

Networking Fundamentals:Deep understanding of network protocols, including TCP/IP, DNS, DHCP, and VLANs.

Routing & Switching:Proficiency in configuring and troubleshooting L2/L3 protocols like OSPF, BGP and EtherChannel. Knowledge of Cisco, Juniper, or similar enterprise-level hardware is often required.

Network Security:Hands-on experience with firewalls, VPN technologies, and access control lists (ACLs).

Wireless Networking:Experience with wireless LAN controllers and Wi-Fi standards 

Monitoring & Diagnostics:Competency with network monitoring tools

Manufacturing-Specific Knowledge:Familiarity with industrial protocols and network segmentation for separating IT and OT networks.

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