Network Security Engineer: Firewall & Incident Response

Batteriesplus; Town of Hartland (WI); On-site; USD 95,000 - 130,000; Full time

Job summary

Batteries Plus is seeking an IT Network Security Engineer to design, implement, and maintain firewall and network infrastructure while strengthening cybersecurity practices. The role collaborates with internal IT teams and external partners to maintain compliance with security frameworks and monitor vulnerabilities.

The candidate will lead incident response efforts, manage patch schedules, and promote security awareness across teams, ensuring an effective security posture for the organization.

Qualifications

• Bachelor's degree in Information Technology, Cybersecurity, or related field; CISSP or equivalent certification preferred.
• Minimum 3 years of experience as a Systems Administrator (Windows and Linux preferred).
• 3+ years of scripting experience (PowerShell preferred).
• SASE and NG Firewall experience preferred.
• Strong knowledge of TCP/IP networking and application-level security.

Responsibilities

• Design, implement, and manage firewall systems.
• Monitor, maintain, and troubleshoot firewall health and traffic flow.
• Support IT teams with firewall rule changes and modifications.
• Manage relationships with security vendors, consultants, and MSPs.
• Document firewall solutions and provide training to IT staff.
• Ensure firewall policies comply with security standards and frameworks.
• Maintain the network, including BGP routing.
• Lead IDS/IDR and post-incident reviews as part of incident response.
• Promote security awareness and coach teams on best practices.

Skills

TCP/IP networking

Scripting (PowerShell)

Security frameworks

Incident response

Project leadership

Education

Bachelor's degree in IT/Cybersecurity

Tools

SASE

NG Firewall

Automation tools

Job description

Batteries Plus is seeking an IT Network Security Engineer to design, implement, and maintain firewall and network infrastructure while strengthening cybersecurity practices. The role collaborates with internal IT teams and external partners to maintain compliance with security frameworks and monitor vulnerabilities.

The candidate will lead incident response efforts, manage patch schedules, and promote security awareness across teams, ensuring an effective security posture for the organization.