Ace Holding/Chubb InsuranceSenior Network Engineer - NetScaler
Mar. 2015 - Nov. 2020United States, Philadelphia• Provide day-to-day oversight of the NetScaler infrastructure environment, with a focus on continuous service improvement.
• Work with multiple teams in the development and implementation of strategic plans for supporting the company’s infrastructure environment and ongoing business.
• Implemented WAF controls on the external facing NetScaler VPXs for traffic management from security perspective.
• Architected CHUBBs NetScaler environment for both Southbury and Raleigh DCs including the DR solutions in use currently.
• Implement, configure, and bring online 3 pairs 11500, and 2 pairs 24100’s. Includes migration of environments.
• Manage NetScaler/ADC infrastructure related to networks and related hardware.
• Provided training and support to IT staff on Citrix administration, fostering knowledge transfer and enabling the team to handle advanced virtualization scenarios independently.
• Upgrades of SDX and VPX software to ensure availability, recoverability, performance, integrity and supportability
• Planning of production support and maintenance of existing network and development and implementation
• Troubleshoots straightforward ADC networking problems independently by investigating underlying problems
• Designs ADC network infrastructure and interfaces to external networks, working with Architecture, and Network team to provide a highly reliable ADC infrastructure
• Participates in the design of new or modified LANs/WANs on ADC network design
• Participates in evaluation of vendor proposals
• Conducts ADC network performance analyses and recommends changes
• Work with developers and application owners to integrate new applications by providing expertise on ADC systems
• Work with multiple groups and teams of people in troubleshooting a wide-scale problem involving ADCs
• Provide technical advice to management and to less experienced engineers
• Assesses change implementation options, benefits and risks, and recommends most appropriate direction and/or action
• Provides guidance in predicting and monitoring performance and capacity and addressing related issues
• Develops non-standard, non-routine portions of the implementation plan, including steps to resolve hardware/software compatibility issues; tests software and guides users in required operational changes
• Administer and manage NetScalers Gateway/AAA, resource management, understanding usage trends.
• Need to understand large-scale infrastructure and systems integration along with working with multiple teams to drive issue resolution and root cause.
• Respond to monitoring alerts and identify areas that could be improved.
• Currently we are using SCOM and Command Center to monitor the XenApp/XenFarm/NetScalers.