Job Description
Title - Network Security Engineer (Need experience on OT environments such as Manufacturing, Utilities or Critical Infrastructure )
Location :: Remote (USA) expenses paid for travel to locations required
Duration :: Contract
Position description:
- Travel frequently to operational facilities to carry out on-site security deployments and network enhancements.
- Configure and optimize Cisco security devices to establish secure segmentation and isolation between control and enterprise zones.
- Replace outdated or unmanaged switching equipment with modern network hardware, ensuring proper VLAN design and segmentation.
- Support the deployment and configuration of Meraki switches and other network components to align with security and performance objectives.
- Collaborate with field technicians and plant teams during hardware setup and implementation activities (including limited rack-and-stack work).
- Support wireless infrastructure refresh efforts when required.
- Conduct testing and validation of traffic flows, failover paths, and segmentation using Cisco and SD-WAN solutions.
- Maintain clear documentation of site activities, configurations, and findings.
- Work closely with cross-functional security and operations teams to minimize downtime and ensure successful cutovers.
Responsibilities:
- Practical, hands-on experience with enterprise-grade Cisco security platforms (Firepower preferred).
- Experience implementing VLANs and segmentation using Meraki or equivalent switch technologies.
- Familiarity with SD-WAN connectivity and integration within segmented OT networks.
- Working knowledge of cybersecurity principles and frameworks such as NIST and IEC 62443.
- Background supporting industrial control systems, utilities, or other critical operations.
- Strong analytical and troubleshooting ability in complex network environments.
- Excellent written and verbal communication skills with attention to detail.
- Willingness to travel extensively (up to 90% of the time).
Preferred Experience:
- Industry certifications (e.g., Cisco Security, CISSP, GICSP, or ISA/IEC 62443).
Job Tags
Contract work, Remote work,