Network Security Engineer Job at Stellent IT LLC, Chicago, IL

L2NENy9JUFRpMVZNVmR1QVhlaWpReVVHSWc9PQ==
  • Stellent IT LLC
  • Chicago, IL

Job Description

They keys are

Manufacturing environment

OT operational technology

Communication must be 9.5-10/10 no heavy accents

Cisco Firepower in Transparent mode understanding the limitations in this mode and the nuances

Someone out of a large enterprise environment is not the right fit, look for manufacturing, this will not be a large data center environment

Extensive travel

About the job

***This is extensive travel position to client sites - client will pay for the travel.

Contract 6+ months to start

Start: ASAP

Looking for experience in OT environments such as Manufacturing, Utilities or Critical Infrastructure

Must have the below:

  • Be able to communicate clearly and confidently (i.e., excellent communication skills and abilities).
  • It is an absolute imperative the candidates sent to have real-life experience as far as performing IT/OT segmentation within industrial control environments. Not managing, but the actual implementation and troubleshooting.
  • First hand experience implementing and troubleshooting Cisco Firepower Threat Defense (FTD) appliances in Transparent Mode.
  • Knowledge and familiarity with Meraki switches as it relates to logical segmentation of network traffic
  • Familiarity and exposure to OT protocols to support troubleshooting connectivity and latency issues that may arise due to introduction of Firepower in Transparent Mode.

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  • Replace outdated or unmanaged switching equipment with modern network hardware, ensuring proper VLAN design and segmentation.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).
  • Experience implementing wireless access infrastructure.
  • Awareness of physical security and safety requirements in industrial settings.

***This is a field-based position involving regular work at manufacturing and infrastructure sites. Candidates must be comfortable working around operational equipment and industrial environments.

Shubham Singh- Sr. Technical Recruiter

Email- [email protected]

STELLENT A Nationally Recognized Minority Certified Enterprise

"Happiness can be found, even in the darkest of times, if one only remembers to turn on the light."
- JK Rowling

Job Tags

Contract work, Immediate start,

Similar Jobs

AMERICAN METALS SUPPLY LLC

Route Driver - Class A & B Job at AMERICAN METALS SUPPLY LLC

American Metals Supply, LLC is a rapidly expanding metals distributor headquartered in Tampa, FL, serving the southeastern United States. Our sales and distribution centers are strategically located in Tampa, FL, Charlotte, NC, Jacksonville, FL, Loxley, AL, and Tomball...

Manufacturing Technology, Inc.

Software Engineer Job at Manufacturing Technology, Inc.

 ...and machine interface solutions for industry titans that drive the world economy and lead technical advancements including:NASA, Honeywell, Boeing, Pratt and Whitney, and GE. This is an opportunity to bring together your years of experience and intimate programming knowledge... 

Hart Medical Equipment

Certified Prosthetist Orthotist Job at Hart Medical Equipment

 ...general education degree (GED). College degree in an allied health field or other related area preferred. Must be certified by ABC and/or BOC as a Certified Prosthetist Orthotist. A strong background in patient care and customer service. Familiarity with payer... 

B.E.L. Associates, Inc.

Hand and Upper Extremity Orthopedic Surgeon Needed to join 3 others Job at B.E.L. Associates, Inc.

100% Hand Surgery for Orthopedic Surgeon who is fellowship trained in hand. Large area covered with 4 busy Hand Orthopedic Surgeons, replace retiring physician in West Virginia - hospital employed. Sites inWest Virginia where the property taxes are some of the lowest... 

City and County of San Francisco

Pattern Maker - Transit, Rail Maintenance - San Francisco Municipal Transportation Agency - Job at City and County of San Francisco

 ...When you work for the City, youre choosing a job with purpose. Job Description Under general supervision, the 7358 Pattern Maker performs skilled work in connection with the fabrication, alteration, maintenance and repair of a variety of patterns for the manufacture...