Network Engineer - Load Balancing

Greenberg Traurig•Miramar, FL

6h•Hybrid

About The Position

Greenberg Traurig is hiring a Network Engineer focused on load balancing for its Technology Team. The role may be based in various offices on a hybrid basis and supports enterprise application-delivery and network services for a large, multinational organization. Its primary focus is installing, operating, maintaining, and troubleshooting load-balancing platforms, particularly Citrix NetScaler and Kemp LoadMaster, with comparable technologies such as F5 BIG-IP also accepted. The engineer will maintain working knowledge of LAN, WAN, firewall, Wi-Fi, cloud, and network automation technologies and collaborate with application, security, cloud, and infrastructure teams. The position reports to the Director of Network Systems, and occasional travel is required. The role administers load-balancing infrastructure and related services, troubleshoots application-delivery issues across network and application layers, supports secure application delivery, and develops documentation, monitoring, and automation. It also provides secondary support for enterprise routing, switching, WAN, firewall/DMZ, Wi-Fi, VPN, and hybrid-cloud connectivity, including Microsoft Azure and/or AWS.

Requirements

7 or more years of experience supporting enterprise network infrastructure in a large, multi-site environment.
5 or more years of hands-on experience administering enterprise load-balancing or application-delivery platforms.
Experience implementing and supporting high availability, health monitoring, persistence, content switching, SSL/TLS offload, and application traffic policies.
Experience troubleshooting complex application-delivery issues using logs, packet captures, platform diagnostics, and end-to-end traffic analysis.
3 or more years of experience with enterprise routing, switching, WAN, firewall, VPN, or Wi-Fi technologies.
2 or more years of experience with cloud networking in Azure and/or AWS, including hybrid connectivity solutions.
Advanced knowledge of load-balancing concepts, including Layer 4 and Layer 7 traffic management, health monitoring, persistence, content switching, SSL/TLS offload, and high availability.
Strong hands-on knowledge of Citrix NetScaler and Kemp LoadMaster, or substantial experience with F5 BIG-IP or another enterprise load-balancing platform.
Ability to analyze end-to-end application traffic flows across DNS, load balancers, firewalls, servers, proxies, and cloud services.
Very strong knowledge of TCP/IP, HTTP/HTTPS, DNS, routing, NAT, SSL/TLS, and network traffic analysis tools such as Wireshark.
Knowledge of certificate formats, certificate chains, cipher suites, TLS versions, and certificate renewal and replacement processes.
Experience with load-balancer monitoring, logging, performance analysis, capacity planning, configuration backup, and disaster recovery.
Working knowledge of enterprise routing, switching, firewall, VPN, and Wi-Fi technologies.
Working knowledge of dynamic routing protocols and data-center networking concepts, including OSPF, BGP, VXLAN, BGP-EVPN, and DCI.
Working knowledge of cloud networking concepts in Microsoft Azure and/or AWS, including hybrid connectivity, security policies, and cloud-native monitoring.
Understanding of Zero Trust Network Architecture principles as applied to application delivery and hybrid-cloud environments.
Proficiency with scripting and automation using PowerShell, Python, Bash, Ansible, REST APIs, Terraform, ARM templates, or other approved tools.
Excellent problem-solving skills and ability to troubleshoot complex network and application-delivery issues.
Good written and verbal communication skills and ability to create clear technical documentation.

Nice To Haves

Citrix NetScaler and/or Kemp LoadMaster experience.
Experience with comparable platforms such as F5 BIG-IP.
Experience with Arista, Cisco, Palo Alto/Panorama, and Aruba technologies.
Relevant load-balancing, cloud, security, or networking certifications.

Responsibilities

Design, implement, administer, and support enterprise load-balancing and application-delivery infrastructure.
Configure and troubleshoot virtual servers, services, service groups, pools, health monitors, persistence methods, content switching, traffic policies, redirects, and SSL/TLS offload.
Administer high-availability load-balancer pairs and clusters, including synchronization, failover testing, upgrades, backup, recovery, and lifecycle management.
Troubleshoot application-delivery issues across network and application layers using packet captures, platform logs, health checks, and traffic-flow analysis.
Partner with application, security, cloud, and infrastructure teams to onboard applications, define load-balancing requirements, validate dependencies, and support production changes.
Maintain certificates, cipher settings, protocol policies, and secure application-delivery configurations in coordination with security standards and certificate-management processes.
Develop and maintain standards, diagrams, runbooks, inventories, and implementation documentation for load-balancing services.
Implement monitoring, alerting, capacity analysis, and performance reporting for load balancers and related application-delivery services.
Automate repeatable network and load-balancer administration using approved tools.
Provide secondary support for enterprise routing, switching, WAN, firewall/DMZ, Wi-Fi, VPN, and hybrid-cloud connectivity.
Support hybrid-cloud network connectivity to Microsoft Azure and/or AWS, including related routing, security, and application-delivery integration.
Travel occasionally.