Senior Network Security Engineer

Cargill is seeking a Senior Network Security Engineer to protect critical manufacturing and corporate networks supporting global food and agriculture operations. In this role, you will design and maintain secure network architectures, implement firewalls, VPNs, IDS/IPS, and segmentation, and lead incident response for network-based threats. You will collaborate with IT, OT, and plant teams to secure industrial environments, drive remediation of vulnerabilities, and develop security standards. At Cargill, you'll join a culture of integrity, safety, and inclusive growth, contributing to global food security and sustainable operations while advancing your technical career.

Responsibilities

• Design, implement, and maintain secure network architectures for manufacturing environments

• Configure and manage firewalls, VPNs, IDS/IPS, and segmentation policies

• Monitor network traffic, analyze security events, and respond to incidents

• Conduct vulnerability assessments and remediate network security gaps

• Develop and enforce network security standards, policies, and procedures

• Collaborate with OT, IT, and production teams to secure plant systems

• Lead security projects and mentor junior engineers

• Support audits and compliance with industry and internal security requirements Required Skills

• Network security architecture

• Firewalls (e.g., Palo Alto, Fortinet, Cisco ASA)

• VPN and secure remote access

• IDS/IPS configuration and tuning

• Network segmentation and zero-trust design

• Industrial/OT network security (ICS/SCADA)

• SIEM and network traffic analysis

• Incident response and forensics for network events

• Vulnerability assessment and remediation

• Secure network protocols (TLS, IPsec, BGP security)