Senior Network Security Engineer

Cigna Healthcare is dedicated to improving the health and vitality of those they serve. The Senior Network Security Engineer supports the company’s security network, ensuring systems are safe, stable, and running smoothly while responding to issues and improving network performance.

Responsibilities:

• Support the security, performance, and availability of the network
• Monitor and respond to network and security issues
• Troubleshoot and fix complex system problems
• Support firewall operations for key business applications
• Plan and complete firewall updates and changes
• Lead meetings to review and approve firewall changes
• Manage requests and changes using ServiceNow
• Use tools like AlgoSec and Panorama to manage firewalls
• Remove old or unused firewall settings
• Attend team meetings and share updates on work and timelines
• Help teams resolve issues that involve firewalls
• Ensure all security approvals are completed before changes
• Support crisis events and help find root causes of issues

Requirements:

• Experience working with firewalls, including Palo Alto and Check Point
• Experience using tools such as AlgoSec, Panorama, and ServiceNow
• Knowledge of network security and how to keep systems safe
• Experience using network tools like Splunk, tcpdump, or similar tools
• Strong problem-solving and analytical skills
• Ability to work well in a team environment
• Good communication skills, both written and verbal
• Ability to manage multiple tasks and work under pressure
• Strong attention to detail and customer service mindset
• Self-motivated and able to work independently
• Preferred certifications: PCNSE, CCNP, CISSP, or NSE