Summary
Seeking an experienced Network Manager to oversee enterprise network infrastructure, security, and operations across multiple locations in a global environment. This individual will lead a technical team responsible for network performance, reliability, and security, including WAN, LAN, wireless, firewalls, SD-WAN, and remote access technologies. The role also requires experience supporting Operational Technology (OT) environments and implementing secure IT/OT network segmentation.
Responsibilities
- Lead and develop a network engineering team, overseeing daily operations, infrastructure projects, and technical initiatives.
- Oversee the strategy, design, operation, and security of global network and unified communications environment.
- Lead the design and implementation of IT/OT network segmentation initiatives, applying the Purdue Model and NIST SP 800-82, and ISA/IEC 62443.
- Design, implement, and maintain the Industrial DMZ and enforce zones and conduits between enterprise and plant networks.
- Manage enterprise network infrastructure, including global WAN, LAN, SD-WAN, wireless, firewalls, VPNs, and remote access.
- Design and maintain secure, scalable, and highly available network environments across multiple locations.
- Collaborate with IT, cybersecurity, engineering, and operations teams to ensure network security and reliability.
- Oversee network troubleshooting, monitoring, incident response, disaster recovery, and infrastructure improvements.
- Manage network vendors, service providers, budgets, and technology upgrades.
Qualifications
- 10+ years of enterprise network engineering and operations experience; proven experience in a leadership or management role.
- 3–5+ years of hands-on OT/ICS networking experience in industrial, manufacturing or operational environments.
- Demonstrated expertise of the Purdue Model, IT/OT segmentation, and Industrial DMZ architecture.
- Proven experience managing multi-site, global enterprise networks, including WAN, LAN, wireless, SD-WAN, and firewalls.
- Expert knowledge of network and data communication protocols, routing, switching, BGP, OSPF, VLANs, and network security.
- Experience with Cisco, Meraki, Fortinet, or similar enterprise networking technologies.
- Familiarity with industrial control systems, including PLCs, SCADA, and related networking protocols.
- Strong leadership, project management, and communication skills.
- Familiarity with OT cybersecurity standards and frameworks such as NIST SP 800-82 and ISA/IEC 62443.
- Experience with network monitoring, Zero Trust, SASE, and secure remote access solutions.
- Preferred: Certifications such as CCNP, CCIE, CISSP, ISA/IEC 62443, GICSP, or Fortinet.