Application Delivery Controllers

Job Role: Application Delivery Controllers Code Upgrade Engineer:

Purpose:

Seeking highly skilled Subject Matter Expert (SME)- ADC engineer to perform obsolete hardware replacements and the execution of code/firmware for both physical and virtual appliances in critical production environments. This includes validating and migrating existing configurations, enhancing application performance, maintaining high availability, and ensuring compliance with modern security standards. The engineer will ensure minimal disruption to operations while leveraging advanced ADC features for optimized application delivery.

• Expertise in upgrading and replacing application load balancers (F5 BIG-IP), including managing virtual and physical appliances.
• Hands-on experience with traffic configurations, SSL Offloading and persistence policies, ensuring seamless failover and load distribution during upgrades.
• Proficient in Certificate Management, key rotations, and policy configurations during upgrades.
• Skilled in backup and restoration of configurations, testing post-upgrade performance, and handling advanced troubleshooting.  
• Planning, Execution, and Risk Mitigation:
• Develop detailed upgrade/replacement strategies, including pre-upgrade testing, rollback plans, and risk assessments for all critical appliances.
• Validate the compatibility of configurations, including load balancing rules, SSL Profiles, WAF Policies and traffic routing, with updated hardware or firmware versions.
• Ensure accurate migration of critical application delivery configurations to maintain service continuity.
• Post-upgrade Validation - Conduct rigorous validation or application delivery policies, security configurations, traffic flows, and application availability after upgrades or replacements.
• Good to Have: Knowledge on cloud-native networking services and tools (AWS, AZURE).