Remote Senior Network Engineer - Enterprise & Cloud

Cognizant Technology Solutions Corporation; Denver (CO); Remoto; USD 99.000 - 116.000; Tempo pieno

Descrizione del lavoro

Cognizant Technology Solutions Corporation is seeking a Senior Network Engineer to design, implement, secure, operate, and optimize enterprise networks across datacenters, campuses, and hybrid clouds. The role requires hands-on expertise with F5 BIG-IP, Palo Alto, Cisco ACI, Nexus, Meraki, and cloud networking, serving as an L3 escalation point.

Responsibilities include leading major incidents, migrations, upgrades, and root-cause analysis while collaborating with security, cloud, server, and

Competenze

• Bachelor's degree in computer science, information technology, engineering, or equivalent practical experience.
• 8+ years of enterprise network engineering experience, including senior or L3 roles.
• Advanced knowledge of TCP/IP, IPv4/IPv6, VLANs, STP, vPC, HSRP/VRRP, OSPF, BGP, VPN, QoS, NAT, wireless networking, and packet analysis.
• Hands-on production experience with F5 BIG-IP LTM, Palo Alto firewalls/Panorama, Cisco ACI/APIC, Cisco Nexus, and Cisco Meraki.
• Practical Azure and/or AWS networking experience with private connectivity to on-premises environments.
• Hands-on DNS, DHCP, and IPAM experience with Infoblox or similar DDI solutions.
• Experience with Wireshark, tcpdump, network monitoring, ITIL processes, and technical documentation.

Mansioni

• Own complex incidents and major-issues across routing, switching, wireless, firewalls, and VPN.
• Lead troubleshooting bridges, analyze captures, restore service, and document root cause with corrective actions.
• Plan and execute implementation, validation, risk, dependency, and rollback for changes.
• Maintain network diagrams, standards, procedures, inventory, capacity plans, and disaster recovery docs.
• Participate in on-call support, vulnerability remediation, and vendor escalation activities.

Strumenti

F5 BIG-IP LTM

Palo Alto firewalls

Cisco ACI/APIC

Cisco Nexus

Cisco Meraki

Azure networking

AWS networking

Infoblox DDI

Wireshark

tcpdump

Descrizione del lavoro

Cognizant Technology Solutions Corporation is seeking a Senior Network Engineer to design, implement, secure, operate, and optimize enterprise networks across datacenters, campuses, and hybrid clouds. The role requires hands-on expertise with F5 BIG-IP, Palo Alto, Cisco ACI, Nexus, Meraki, and cloud networking, serving as an L3 escalation point.

Responsibilities include leading major incidents, migrations, upgrades, and root-cause analysis while collaborating with security, cloud, server, and