Network & Systems Engineer Resume – 7+ Years Experience | L2/L3 Networking Cisco Firewal  Windows Server

Network & Systems Engineer Resume – 7+ Years Experience | L2/L3 Networking Cisco Firewal  Windows Server

A results-driven Network and Systems Engineer with 7+ years of experience in enterprise IT infrastructure and service provider environments. Strong expertise in L2 and L3 networking, Cisco routing and switching, firewall security, Windows Server administration, network validation, and incident management. Proven ability to support SLA-driven operations and high-availability production networks.

Core Professional Competencies:

• L2 & L3 Networking

• Cisco Routing & Switching

• Firewall Security

• Windows Server Administration

• Network Validation

• Incident Management

• SLA-driven Operations

• High Availability Production Networks

Skills & Tools:

• Routing & Switching (Cisco)

• VLAN, BGP, MPLS, PTP, QoS

• Firewall Policies & NAT

• Windows Server, Active Directory

• Exchange Server, Office 365

• PRTG, SolarWinds

• Backup, Failover Clustering, Disaster Recovery

• Structured Cabling & Wi-Fi Troubleshooting

Professional Experience & Key Projects:

Specialist Network Engineer – Telecom Service Validation

• Validated L2 and L3 network services delivered through automation platforms as per approved designs

• Performed service testing for VLAN, BGP, MPLS, PTP, QoS, and bridge domain configurations

• Executed router and network device upgrades with post-change verification

Senior System Administrator – Corporate IT Infrastructure

• Managed enterprise network and server infrastructure including routers, switches, firewalls, and wireless

• Administered Windows Server, Active Directory, Exchange Server, and Office 365 environments

• Monitored infrastructure health and resolved incidents using PRTG and SolarWinds

IT Administrator – Server & Messaging Infrastructure

• Managed Windows Server and Exchange Server environments for business applications

• Implemented backup, failover clustering, and disaster recovery processes

• Configured firewall rules, NAT policies, and security controls

IT Administrator – LAN/WAN Infrastructure Implementation

• Implemented LAN and WAN infrastructure using enterprise routers and switches

• Performed structured cabling and resolved Wi-Fi connectivity issues

• Coordinated with ISPs for network upgrades and issue resolution

Certifications:

• Cisco Routing and Switching Training

Ideal For:

• Full-time Network Engineer / Systems Engineer roles

• Enterprise IT infrastructure operations

• Service provider network environments

• SLA-driven production network support

• Remote or Bengaluru-based opportunities

• Important Notice

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