Senior Network Engineer

Job Title: Senior Network Engineer (W2)

Job Type: W2 Contract
Experience: 10+ Years
Employment Type: Full-Time

Job Summary

We are seeking an experienced Senior Network Engineer with 10+ years of hands-on experience in designing, implementing, securing, and supporting enterprise network infrastructure. The ideal candidate should have strong expertise in routing, switching, firewalls, VPNs, wireless networking, data center technologies, and cloud networking. Experience working in large enterprise environments is highly preferred.

Required Skills

• 10+ years of experience in Network Engineering.
• Strong experience with Cisco Routing & Switching.
• Hands-on experience with Cisco Nexus, Catalyst, ISR, and ASR platforms.
• Expertise in Layer 2 and Layer 3 networking.
• Advanced knowledge of TCP/IP, OSPF, BGP, EIGRP, VLANs, STP, HSRP/VRRP.
• Experience configuring and troubleshooting VPNs (IPSec, SSL VPN).
• Hands-on experience with enterprise firewalls:
  • Cisco ASA
  • Palo Alto
  • Fortinet
  • Check Point
• Experience with Cisco ACI is preferred.
• Strong knowledge of Wireless technologies (Cisco Wireless Controllers, Meraki, Aruba).
• Experience with SD-WAN solutions (Cisco Viptela/Meraki preferred).
• Knowledge of Load Balancers (F5 BIG-IP preferred).
• Experience with network monitoring tools:
  • SolarWinds
  • PRTG
  • ThousandEyes
  • Wireshark
• Experience supporting cloud networking:
  • AWS
  • Azure
• Strong understanding of DNS, DHCP, NAT, QoS, MPLS, Multicast.
• Experience with network security best practices.
• Knowledge of automation using Python, Ansible, or Terraform is preferred.
• Experience working in ITIL environments.
• Excellent troubleshooting and documentation skills.

Responsibilities

• Design, implement, and maintain enterprise network infrastructure.
• Configure and troubleshoot routers, switches, firewalls, VPNs, and wireless networks.
• Perform network capacity planning and performance tuning.
• Monitor network performance and proactively resolve issues.
• Support data center networking technologies.
• Implement network security policies and standards.
• Participate in network upgrades, migrations, and disaster recovery planning.
• Work with cloud networking teams for hybrid connectivity.
• Perform root cause analysis for production incidents.
• Create and maintain network documentation and diagrams.
• Collaborate with cross-functional infrastructure and security teams.
• Provide Tier-3 escalation support.

Preferred Certifications

Required (One or More)

• Cisco Certified Network Professional (CCNP Enterprise)
• Cisco Certified Internetwork Expert (CCIE Enterprise Infrastructure) Preferred
• Cisco Certified Specialist (Enterprise Core)

Security Certifications

• Palo Alto PCNSE
• Fortinet NSE 4 / FCP Network Security
• Check Point CCSA/CCSE
• Cisco CCNP Security

Cloud Certifications (Preferred)

• AWS Certified Advanced Networking Specialty
• AWS Certified Solutions Architect Associate
• Microsoft Azure Network Engineer Associate (AZ-700)

Other Preferred Certifications

• F5 Certified BIG-IP Administrator
• VMware VCP-NV
• ITIL Foundation
• CompTIA Network+
• CompTIA Security+

Cisco

CCNP OR CCIE

Routing

Switching