REMOTE Sr. Network Security Engineer - Illumio Segmentation

Senior Network Security Engineer

The senior network security engineer will work within a team of network engineers at OneMain. The engineer’s primary responsibility is to lead the network segmentation strategy and lifecycle to maturity. The engineer must take part in secure design discussions of network equipment in coordination with the company cybersecurity architect. The engineer must be able to interpret the network security standards published by OneMain and engineer solutions that conform to these standards. The engineer must have good documentation and communication skills and be willing to take part in strategy conversations to continuously adapt at securing the OneMain network. The senior network security engineer will work in the network services group and across several business and technology organizations.

Key Responsibilities:

• Continuous engagement with key stakeholders across OneMain to build upon network security segmentation with minimal impact to the end user experience
• Engineer network security segmentation solutions that enable application developers to innovate in a secure environment
• Leverage native restful API interactions between security solutions to drive efficiency in security posture changes and to ensure end-to-end enforcement with all security mechanisms
• Perform network troubleshooting to isolate and diagnose all potential network problems
• Solve complex problems with many variables
• Maintenance & implementation of the SOP for network security
• Regular participation in security risk assessments and address any findings from a network security perspective
• Ensure inclusion of security standards and alignment with technical and reference architectures from both internal and reference organizations, (e.g., NIST, ISO, and CIS)
• Develop test plans, implementation plans, and project timelines for various projects.
• Manage technology vendor communication to ensure service level agreements are met.