Network Infrastructure Engineer (Cisco Nexus)

Potentiam Offshore Services; Bengaluru; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Potentiam is seeking a Network Infrastructure Engineer to ensure stability, performance, and security of enterprise networking and datacentre infrastructure. The role involves designing, implementing, and maintaining network solutions across multi-datacentre environments, coordinating with IT teams and vendors.

The candidate will follow ITIL processes, proactively troubleshoot issues, and maintain accurate technical documentation, with emphasis on Cisco Nexus/Catalyst, Meraki SD-WAN, and Wi‑Fi.

Qualifications

• 6+ years of experience in enterprise networking environments.
• Strong expertise in enterprise and datacenter networking concepts.
• Hands-on experience with Cisco Nexus and Catalyst switches.
• Proficiency in Meraki SD-WAN and WiFi.
• Strong knowledge of VLAN configuration and static routing.
• Advanced network troubleshooting and root cause analysis skills.
• Solid understanding of network security principles.
• Experience in firewall administration (Checkpoint preferred).
• Working knowledge of SAN / distributed storage environments.
• Exposure to multi-datacenter infrastructure.
• Basic knowledge of VMware vSphere administration.
• Familiarity with PRTG monitoring platform.
• Understanding of patch management processes.

Responsibilities

• Configure, monitor, and maintain enterprise networking solutions including Cisco Nexus & Catalyst switches, Meraki SD-WAN, and Wi‑Fi.
• Implement VLANs, static routing, and core networking concepts within datacentre and enterprise environments.
• Perform network troubleshooting, root cause analysis, and maintain comprehensive documentation.
• Administer and support firewalls (Checkpoint preferred) and ensure network security principles are applied.
• Support storage infrastructure, including SAN/distributed storage, and multi-datacentre environments.
• Assist with virtualization technologies such as VMware vSphere and provide awareness of VMware Horizon VDI.
• Use monitoring tools (PRTG) to proactively detect and resolve network and infrastructure issues.
• Follow ITIL processes for change management and patch management.
• Work effectively with internal teams and third-party vendors for issue resolution.
• Produce clear documentation and communicate changes effectively.

Skills

Enterprise networking

Datacenter networking

Troubleshooting

Documentation

ITIL processes

Network security

Tools

Cisco Nexus

Catalyst switches

Meraki SD-WAN

VRFY VMware vSphere

Check Point firewall

PRTG

Job description

Role Overview:

The Network Infrastructure Engineer is responsible for ensuring the stability, performance, and security of Clients enterprise network and datacentre infrastructure. The role involves designing, implementing, and maintaining network solutions, supporting multi-datacentre environments, and collaborating with internal IT teams and third-party vendors. The engineer will ensure operational excellence by following ITIL processes, proactively troubleshooting issues, and maintaining accurate technical documentation.

Key Responsibilities

• Configure, monitor, and maintain enterprise networking solutions including Cisco Nexus & Catalyst switches, Meraki SD-WAN, and Wi‑Fi.


• Implement VLANs, static routing, and core networking concepts within datacentre and enterprise environments.


• Perform network troubleshooting, root cause analysis, and maintain comprehensive documentation.


• Administer and support firewalls (Checkpoint preferred) and ensure network security principles are applied.


• Support storage infrastructure, including SAN/distributed storage, and multi-datacentre environments.


• Assist with virtualization technologies such as VMware vSphere and provide awareness of VMware Horizon VDI.


• Use monitoring tools (PRTG) to proactively detect and resolve network and infrastructure issues.


• Follow ITIL processes for change management and patch management.


• Work effectively with internal teams and third-party vendors for issue resolution.


• Produce clear documentation and communicate changes effectively.

Essential Qualifications

• 6+ years of experience in enterprise networking environments


• Strong expertise in enterprise and datacenter networking concepts


• Hands‑on experience with Cisco Nexus and Catalyst switches


• Proficiency in Meraki SD-WAN and WiFi


• Strong knowledge of VLAN configuration and static routing


• Advanced network troubleshooting and root cause analysis skills


• Solid understanding of network security principles


• Experience in firewall administration (Checkpoint preferred)


• Working knowledge of SAN / distributed storage environments


• Exposure to multi-datacenter infrastructure


• Basic knowledge of VMware vSphere administration


• Familiarity with PRTG monitoring platform


• Understanding of patch management processes

About Potentiam:

Potentiam is a global provider of highly qualified professionals to European SMEs from our offices in Romania, South Africa and India. Potentiam works with clients in finance, energy, leisure, marketing, business services and technology industries, providing technical, professional multi‑lingual highly motivated staff, most of whom have had experience of working for international companies. Staff cover a wide range of roles from accounting, marketing, data management, HR, sales/account management, engineering, technology, and operations. Potentiam manages our staffs career development and personal development training, all infrastructure, HR and payroll with our clients directly managing day‑to‑day staff responsibilities and role training and development.

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