Find & Apply For Network Engineer / Architect Jobs in Rensselaer, New York

OT Network Engineer Start Date:

10/21/2026 Length of contract: 1 year + extensions

Location:

Rensselaer, NY Onsite Work Schedule:

M-F, 9-5

Project Details:

This position will primarily be supporting the OT (Operational Technology) Segmentation project occurring at the Rensselaer site. This is a collaboration between Corp and IOPS IT. Strong experience in segmentation and Palo Alto firewall security policies is required as well as familiarity with the Purdue model/ISA-95 framework used in manufacturing facilities for network security and segmentation.

Skills/duties include:

Expertise with Cisco components. Cisco route and switch certifications Expertise with Palo Alto firewalls. Familiarity with Purdue/ISA95 Operational Technology (OT) network design framework. Requirements gathering across OT and IT application teams. Network component design, configuration, and implementation to support the Purdue / Golden Design OT network framework. Familiarity with working in an environment with regulatory requirements. Build out iDMZ between OT and IT networks. Segregate new Active Directory forest alongside iDMZ implementation. Implement additional boundary protections between Purdue levels within the OT network. Review traffic, provide connectivity options to achieve operational objectives, and implement technical and administrative controls to prevent cross-domain connections. Migrating existing OT devices and servers to new segmented networks. Network documentation.

Musts:

Network Engineer Cisco and Palo Alto OT Environments