Cybersecurity Engineer

Contract: Initial 6 months with potential extension into 2027 | Location: 100% remote considered; Southern Wisconsin preferred | Start: ASAP What you will be doing…

1. Analyze network traffic flows, ports, protocols, and application dependencies to determine appropriate security policies.
2. Design, document, and develop micro-segmentation rules using Illumio for Windows and Linux environments.
3. Collaborate with application owners, infrastructure teams, and security engineers to clarify communication requirements.
4. Identify and remediate legacy or overly permissive firewall rules.
5. Prepare security policies for test and production deployment in coordination with senior engineers.
6. Manage application assignments through Jira and participate in project meetings and change management activities.

1. Strong Cyber Security Engineering background with network security and firewall expertise.
2. Deep knowledge of TCP/IP, ports, protocols, network traffic analysis, and stateful firewalls.
3. Experience writing and implementing network security policies and firewall rules.
4. Hands-on experience with Illumio and implementing micro-segmentation policies in enterprise environments.
5. Working knowledge of Windows, Linux, Active Directory, and DNS fundamentals.
6. Strong analytical, documentation, and cross-functional communication skills.

Highly preferred

1. Experience expanding micro-segmentation enforcement across servers and end-user devices.
2. Large enterprise security environment experience.
3. Familiarity with Jira, Agile/Scrum, and enterprise change management.

Priority: Illumio and hands-on micro-segmentation experience are required, alongside strong networking, traffic analysis, and stateful firewall expertise. Interview Process Anticipated single-round video interview with the hiring manager and a senior security engineer. Video participation is required.