Senior Network Security Engineer

Coulter Services; Atlanta (GA); On-site; USD 120,000 - 165,000; Full time

Job summary

Coulter Services is seeking a.Network Security Architect in Atlanta to design and maintain secure network architectures for corporate and industrial environments. You will implement security controls, including firewalls, VPNs, IDS/IPS, and network segmentation, and lead incident response efforts focused on network threats.

You will collaborate with IT, OT, and plant teams to improve security and reduce risk, drive remediation of vulnerabilities, and develop and enforce security requirements and

Qualifications

• Strong expertise in network security architecture, hardening, and segmentation.
• Hands-on experience with firewalls, VPN technologies, and IDS/IPS.
• Proven ability to investigate and respond to network security incidents.
• Ability to collaborate effectively across IT and OT stakeholders.
• Strong understanding of vulnerability management and security standards.

Responsibilities

• Design and maintain secure network architectures for corporate and industrial environments.
• Implement and manage security controls including firewalls, VPNs, IDS/IPS, and network segmentation.
• Lead incident response activities focused on network-based threats.
• Partner with IT, OT, and plant teams to improve network security and reduce risk.
• Drive remediation of network and infrastructure vulnerabilities.
• Develop, standardize, and enforce security requirements and best practices.

Skills

Network security architecture

Hardening and segmentation

Incident response

IT-OT collaboration

Vulnerability management and standards

Tools

Firewalls

VPN technologies

IDS/IPS

Job description

Protect critical manufacturing and corporate networks supporting global food and agriculture operations by designing, implementing, and maintaining secure network architectures.

Key Responsibilities

• Design and maintain secure network architectures for corporate and industrial environments.


• Implement and manage security controls including firewalls, VPNs, IDS/IPS, and network segmentation.


• Lead incident response activities focused on network-based threats.


• Partner with IT, OT, and plant teams to improve network security and reduce risk.


• Drive remediation of network and infrastructure vulnerabilities.


• Develop, standardize, and enforce security requirements and best practices.

Qualifications & Skills

• Strong expertise in network security architecture, hardening, and segmentation.


• Hands‑on experience with firewalls, VPN technologies, and IDS/IPS.


• Proven ability to investigate and respond to network security incidents.


• Ability to collaborate effectively across IT and OT stakeholders.


• Strong understanding of vulnerability management and security standards.