Network Engineer

United It Technical Services; Hyderabad; On-site; INR 550,000 - 900,000; Full time

Job summary

United It Technical Services is seeking a Network Engineer to design, implement, and maintain an enterprise-grade network across offices, data centers, and cloud environments. You will ensure network availability, security, and performance while supporting remote users and on‑premises integration.

The role requires strong routing/switching, firewall/VPN management, cloud networking, and meticulous documentation.

Qualifications

• Experience designing and troubleshooting enterprise networks.
• Ability to manage routers, switches, firewalls, VPNs and wireless networks.
• Proficiency with network monitoring tools and logs analysis.

Responsibilities

• Design, implement, maintain, monitor and troubleshoot enterprise network infrastructure.
• Monitor performance, availability and reliability; manage upgrades and configurations.
• Configure routing and switching, VLANs, DHCP and DNS; maintain documentation.
• Support cloud networking in AWS/Azure; ensure secure remote access and VPNs.
• Coordinate with security teams during incidents; implement patches and changes.
• Maintain network diagrams, configurations, and change records.

Skills

Networking fundamentals

TCP/IP/subnetting

Routing and switching

Firewall administration

VPN troubleshooting

Network security

Cloud networking

Network monitoring

Incident/change management

Troubleshooting/root-cause analysis

Documentation/communication

US team coordination

US maintenance windows

Education

Cisco CCNA/CCNP

CompTIA Network+

Fortinet/Palo Alto/AWS/Azure certifications

ITIL certification

Tools

Cisco routers/switches

Palo Alto Fortinet firewalls

Aruba wireless

Cisco Meraki

AWS/Azure networking

Job description

Position: Network Engineer

Job Summary

The Network Engineer is responsible for designing, implementing, maintaining, monitoring, and troubleshooting an organization's network infrastructure. The role supports network availability, performance, security, and connectivity across corporate offices, data centers, cloud environments, and remote users.

Key Roles & Responsibilities

1. Network Infrastructure Management

• Design, configure, maintain, and troubleshoot enterprise network infrastructure.
• Manage routers, switches, firewalls, wireless networks, VPNs, and related network devices.
• Monitor network performance, availability, capacity, and reliability.
• Perform network upgrades, configuration changes, and hardware replacements.
• Maintain accurate network diagrams, configurations, and documentation.

2. Network Monitoring & Troubleshooting

• Monitor network devices and connectivity using network monitoring tools.
• Troubleshoot LAN, WAN, VPN, DNS, DHCP, routing, and connectivity issues.
• Analyze network logs and performance metrics to identify root causes.
• Respond to network incidents and service interruptions.
• Perform root-cause analysis and implement corrective actions.

3. Routing & Switching

• Configure and troubleshoot routing and switching technologies.
• Work with protocols such as:
  • TCP/IP
  • BGP
  • OSPF
  • EIGRP
  • VLAN
  • STP
  • DHCP
  • DNS
• Configure VLANs, trunking, routing policies, and access controls.
• Optimize network performance and traffic flow.

4. Network Security

• Support configuration and administration of network firewalls.
• Implement network access controls and security policies.
• Monitor network traffic for potential security issues.
• Support VPN and secure remote-access solutions.
• Coordinate with cybersecurity teams during security incidents.
• Apply security patches and firmware updates as required.

5. Cloud Networking

• Support networking infrastructure in cloud environments such as AWS, Azure, or Google Cloud.
• Configure and troubleshoot virtual networks, subnets, routing, VPNs, and security groups.
• Support connectivity between on-premises infrastructure and cloud environments.
• Work with cloud and infrastructure teams on network architecture.

6. Wireless Networking

• Configure and troubleshoot enterprise wireless networks.
• Monitor wireless performance and coverage.
• Troubleshoot Wi-Fi connectivity and authentication issues.
• Support wireless access points and controllers.

7. VPN & Remote Connectivity

• Configure and troubleshoot site-to-site and remote-access VPNs.
• Support secure connectivity for remote employees and business locations.
• Troubleshoot authentication and connectivity problems.
• Maintain VPN configurations and documentation.

8. Network Projects

• Participate in network infrastructure upgrades and migrations.
• Assist with data center and office network deployments.
• Support network expansion and new-site implementations.
• Participate in disaster recovery and business continuity planning.
• Test network changes before and after implementation.

9. Incident & Change Management

• Respond to network incidents according to established SLAs.
• Create and update incident, problem, and change-management tickets.
• Perform planned network changes during approved maintenance windows.
• Document changes and maintain configuration records.
• Escalate critical issues to senior engineers, vendors, or management as required.

10. Vendor Management

• Coordinate with network equipment and service providers.
• Open and manage vendor support cases.
• Follow up on hardware replacements, circuit issues, and technical escalations.
• Evaluate technical solutions and assist with network equipment procurement.

11. Documentation & Reporting

Maintain:

• Network topology diagrams
• IP address documentation
• Device inventory
• Firewall configurations
• Network configurations
• VPN documentation
• Circuit information
• Incident reports
• Change records
• Disaster recovery documentation

12. Compliance & Best Practices

• Follow company network security policies and IT standards.
• Support internal and external audits as required.
• Maintain appropriate access controls and network documentation.
• Follow change-management and security procedures.
• Protect confidential company and customer information.

Common Technologies

• Cisco routers and switches
• Cisco ASA / Firepower
• Palo Alto / Fortinet firewalls
• Aruba wireless
• Cisco Meraki
• AWS / Azure networking
• VPN technologies
• DNS / DHCP
• TCP/IP
• BGP / OSPF / EIGRP
• VLAN / STP
• Network monitoring tools
• Wireshark
• SolarWinds
• ServiceNow

Key Skills

• Strong networking fundamentals
• TCP/IP and subnetting
• Routing and switching
• Firewall administration
• VPN troubleshooting
• Network security
• Cloud networking
• Network monitoring
• Incident and change management
• Troubleshooting and root-cause analysis
• Strong documentation and communication skills
• Ability to work with US-based teams and vendors
• Ability to work during US business hours or scheduled maintenance windows

Typical Certifications

• Cisco CCNA / CCNP
• CompTIA Network+
• Fortinet certifications
• Palo Alto Networks certifications
• AWS networking certifications
• Microsoft Azure networking certifications
• ITIL certification

Key Performance Indicators (KPIs)

• Network uptime and availability
• Incident resolution time
• SLA compliance
• Network performance
• Change success rate
• Number of recurring network incidents
• Security compliance
• Documentation accuracy
• Project completion
• User/customer satisfaction