Job Description

Job Description

We are seeking an experienced Senior Network Engineer to design, implement, operate, and support enterprise, data center, cloud, and market data network infrastructure. The ideal candidate will have strong expertise in enterprise routing and switching, Palo Alto firewalls, Arista networking, AWS networking, corporate Wi-Fi, and low-latency market data environments. Linux administration experience is desirable .

Roles & Responsibilities

• Design, implement, maintain, and troubleshoot enterprise LAN, WAN, and data center networks.
• Configure and support Cisco, Arista, and Juniper networking equipment.
• Manage TCP/IP, VLANs, STP, OSPF, BGP, VRRP/HSRP, ACLs, NAT, QoS, DNS, DHCP, and VPNs.
• Administer Palo Alto Firewalls including Security Policies, NAT, GlobalProtect, IPSec VPN, HA, URL Filtering, and Threat Prevention.
• Configure and support Arista EOS, MLAG, LACP, Port Channels, Spine-Leaf architecture, and firmware upgrades. VXLAN/EVPN preferred.
• Design and support AWS networking including VPC, Route Tables, Security Groups, Transit Gateway, AWS Direct Connect, Site-to-Site VPN, ALB/NLB, and hybrid connectivity.
• Support Corporate Wi-Fi, Wireless Controllers, Guest Wi-Fi, and 802.1X authentication.
• Support low-latency Market Data Networking including IP Multicast, PIM, IGMP, multicast routing, and exchange connectivity.
• Work with Palo Alto, Arista, Cisco, AWS, ISPs, telecom providers, and market data vendors.
• Participate in production support, incident response, root cause analysis, documentation, and change management.

Skills to be evaluated on

Routing Protocols, Switching, Cisco Routers, Palo Alto Firewall, Arista Switches, Network Engineering

Must Have Skills

• Enterprise Routing & Switching
• Palo Alto Firewalls
• Arista Switching
• AWS Network Architecture & AWS Direct Connect
• Corporate Wi-Fi
• Market Data Networking (IP Multicast, PIM, IGMP)
• VPN & Hybrid Networking
• Wireshark, tcpdump, Datadog, Splunk
• Vendor Management

Good to Have Skills

• Linux Administration (RHEL/Rocky/Ubuntu)
• Python/Bash
• Ansible
• Terraform
• VMware
• Docker
• Kubernetes Networking
• HAProxy
• NGINX

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or related field.
• 5 8+ years of enterprise networking experience.
• Experience supporting mission-critical production environments.
• Excellent troubleshooting, communication, and documentation skills.
• Preferred Certifications
• CCNA (Required)
• CCNP Enterprise
• Palo Alto PCNSA/PCNSE
• AWS Advanced Networking Specialty
• AWS Solutions Architect Associate
• Arista ACE
• RHCSA/RHCE (Good to Have)

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