What does a Network Engineer do?
A network engineer designs, builds and maintains the computer networks that keep an organisation connected and secure. In India they typically configure routers, switches and firewalls, monitor network performance, troubleshoot connectivity issues, manage VPNs and security, and ensure uptime — keeping data flowing reliably between users, servers and the internet across offices and data centres.
A network engineer usually has around 0–8 yrs of experience and earns typically ₹3L–₹15L/yr in India. The day-to-day blends TCP/IP, Routing & switching, Cisco (CCNA) and more — this page gives you a ready-to-use network engineer job description template you can copy, plus the exact skills and salary employers expect.
Network Engineer job description template
Copy the 8 responsibilities, 5 requirements and 9 skills below into your job post, then edit the parts that are specific to your company — pay band, location and reporting line.
Select the text above to copy it manually if the button is unavailable.
What are a Network Engineer's key responsibilities?
A network engineer is typically responsible for the 8 duties below, which cover the day-to-day work most employers expect the role to own outright. Paste them into your job post as they are, or cut the ones another team already handles — a responsibility list that claims work the hire will not actually do is the fastest way to lose a candidate at offer stage:
- Design, configure and maintain LAN, WAN and wireless networks
- Set up and manage routers, switches, firewalls and VPNs
- Monitor network performance and proactively prevent outages
- Troubleshoot connectivity, latency and hardware issues
- Implement network security, access control and patches
- Document network topology, configurations and changes
- Manage IP addressing, DNS, DHCP and VLANs
- Respond to incidents and ensure network uptime and SLAs
What qualifications does a Network Engineer need?
Employers hiring a network engineer in India usually ask for the 5 qualifications below, typically alongside 0–8 yrs of experience. Keep only the ones you will genuinely screen on: every extra must-have narrows the pool, and in the Indian market a long mandatory list filters out strong candidates whose background simply reads differently on paper:
- Understanding of TCP/IP, routing, switching and the OSI model
- Hands-on experience with Cisco or comparable network hardware
- Knowledge of firewalls, VPNs and network security
- Certifications like CCNA are a strong plus
- Troubleshooting, monitoring and documentation skills
What skills should a Network Engineer have?
These are the 9 skills employers name most often on live network engineer listings in India. Treat the first few as the ones worth screening for directly and the rest as signals a candidate can pick up on the job — asking for all of them at once is what turns a reasonable role into an unfillable one:
Listing the three or four skills you genuinely screen on — rather than all 9 — is what keeps a network engineer posting from filtering out candidates who could do the job.
What does a Network Engineer earn in India?
Typical salary (India)
typically ₹3L–₹15L/yr
Experience range
0–8 yrs
These are typical ranges and vary by city, company and skills. For live, role-specific pay data, see the OnJob salary guide.
Network Engineer job description — FAQs
What does a network engineer do?
A network engineer designs, builds and maintains the computer networks that keep an organisation connected and secure. They configure routers, switches and firewalls, monitor performance, troubleshoot connectivity, manage security, and ensure network uptime.
What certifications help a network engineer in India?
The Cisco CCNA is the most recognised entry certification, with CCNP for advanced roles. Certifications in security (like CompTIA Security+) and cloud networking add further value as networks move to the cloud.
What is the difference between a network engineer and a system administrator?
A network engineer focuses on the connectivity between devices — routers, switches, firewalls and links — while a system administrator manages servers, operating systems and user environments. Networks connect; sysadmins run the machines.
How much does a network engineer earn in India?
Network engineers in India typically start on ₹3L–₹5L per year, move to ₹6L–₹10L in mid-level posts, and clear ₹12L+ as seniors. Certification and scope drive the jump: a CCNA plus hands-on Cisco routing, switching, firewall and VPN work, followed by ownership of uptime and SLAs across LAN, WAN and wireless, is what separates the bands.