F5 AVI Engineer

ZealHire Inc.; Northern (KY); Hybrid; USD 120,000 - 150,000; Full time

Job summary

ZealHire Inc. is seeking an experienced Load Balancer Design Engineer to support enterprise Application Delivery Infrastructure across global environments. The role focuses on architecture, design, lifecycle management, and optimization of platforms including F5 and VMware AVI.

This six-month program will drive migration from legacy AVI to F5, with emphasis on secure, scalable, and highly available solutions. Collaboration with global teams and leadership reporting are key aspects of the role.

Qualifications

• 5-8+ years in network engineering with a focus on load balancing and application delivery.
• Hands-on expertise in F5 LTM and GTM environments.
• Experience with F5 APM and ASM modules.
• Exposure to VMware AVI (NSX Advanced Load Balancer).
• Strong knowledge of TCP/IP, HTTPS, DNS, BGP, and SSL/TLS.
• Ability to design secure, scalable, highly available infrastructures.

Responsibilities

• Manage end-to-end lifecycle of application delivery infrastructure from design to decommissioning.
• Design solutions based on industry best practices and security principles.
• Develop HLDs, LLDs, runbooks, and implementation plans.
• Architect application delivery including SSL offloading, DNS, persistence, and traffic optimization.
• Embed security controls and compliance into all designs.
• Perform QA validation and testing for production deployments.
• Collaborate with global teams for service transition and delivery.
• Drive service fulfillment processes and improve operational efficiency.
• Reduce change incidents through standardized deployment and governance.
• Lead lifecycle programs: patching, upgrades, vulnerability remediation, EOL replacements.
• Provide metrics and insights to leadership; troubleshoot load balancing, DNS, and SSL issues.

Skills

Load balancing design

Network engineering

SSL offloading

TLS/PKI

DNS

Security controls

APIs automation

Tools

F5 LTM

F5 GTM

F5 APM

F5 ASM

AVI (NSX ALB)

Job description

Remote. Bank experience preferredUSC only

Job Description

• F5 / AVI Load Balancer Design Engineer
• Client is seeking an experienced Load Balancer Design Engineer to support enterprise Application Delivery Infrastructure across global environments.
• This role focuses on architecture, design, lifecycle management, and optimization of load balancing platforms including F5 and VMware AVI.
• The engineer will drive scalable, secure, and resilient solutions aligned with enterprise standards and business requirements.
• This is a six-month program to Support Migration from legacy AVI Load Balancing platform to F5 platform.

Role Responsibilities

• Manage end-to-end lifecycle of application delivery infrastructure including design, deployment, upgrades, and decommissioning
• Design solutions based on industry best practices, engineering standards, and security principles
• Develop High-Level Designs (HLDs), Low-Level Designs (LLDs), runbooks, and implementation plans
• Architect application delivery including SSL offloading, DNS, persistence, traffic optimization, and security controls
• Ensure security controls and compliance requirements are embedded into all designs
• Perform QA validation and testing to ensure successful production deployment
• Collaborate with global engineering, operations, and LOB teams for service transition and delivery
• Drive service request fulfillment processes and improve operational efficiency
• Reduce change incidents through peer reviews, standardized deployment, and governance
• Lead lifecycle programs including patching, upgrades, vulnerability remediation, and EOL replacement
• Provide metrics reporting and present insights to leadership
• Troubleshoot complex load balancing, DNS, SSL, and network issues in production environments

Required Qualifications

• 5 to 8 plus years of experience in network engineering with strong focus on load balancing and application delivery
• Hands-on expertise in F5 LTM and GTM
• Experience with F5 APM and ASM modules
• Exposure to VMware AVI (NSX Advanced Load Balancer)
• Strong understanding of protocols including TCP/IP, HTTPS, BGP, DNS, and SSL/TLS
• Deep knowledge of application switching, traffic management, persistence, and optimization
• Experience with SSL offloading, certificate lifecycle, and PKI processes
• Strong troubleshooting skills in large, complex environments
• Experience working with APIs such as F5 iControl for automation and integration
• Ability to design scalable, secure, and highly available infrastructures
• Excellent communication and stakeholder management skills
• Ability to interact with cross-functional teams and business stakeholders
• Minimum 3 years F5 Load Balancing experience
• Working knowledge of AVI Load Balancing (legacy platform)
• Experience in a life cycle management technology refresh program.

Preferred Qualifications

• F5 Certification (201/301) or equivalent experience
• CCNP or CCIE certification
• Experience with F5 advanced modules such as ASM, APM, and Web Acceleration
• Knowledge of iRules and policy-based traffic management
• Experience with automation tools such as Python, Ansible, and scripting
• Understanding of ITIL processes and service management frameworks
• Experience with security assessments, risk mitigation, and root cause analysis
• Experience working in financial or regulated environments
• Ability to drive innovation and continuous improvement initiatives

Skills and Competencies

• F5 / AVI Load Balancing and Application Delivery
• DNS and Global Traffic Management
• SSL/TLS and PKI Management
• Network Security and Optimization
• Infrastructure Automation and API Integration
• Solution Design and Documentation
• Analytical and Problem-Solving Skills
• Stakeholder Management and Communication
• Collaboration and Technical Leadership

$000,000 – $000,000 Salary range is not shown on the candidate portal