Senior Network Engineer

Our manufacturing client is hiring a SENIOR NETWORK ENGINEER-OT to support Operational Technologies. The SENIOR NETWORK ENGINEER-OT will lead the design, deployment, and sustainment of secure and scalable Operational Technology (OT) networks across manufacturing environments. The SENIOR NETWORK ENGINEER-OT is a hands-on leadership role bridging the gap between Operational Technology and Information Technology. Together, the SENIOR NETWORK ENGINEER-OT will enable automation, secure connectivity, and digital transformation across production sites., * Bridge the gap between IT and OT with high-impact technical leadership

• Build secure, resilient industrial networks that enable industry standards, architecture, and cybersecure design practices
• Make a tangible impact on uptime, safety, and connectivity across plants
• Collaborate closely with Process/Automation Engineers, IT, and InfoSec teams to architect and support robust industrial networking solutions that are critical to our success in modern manufacturing.
• Design, configure, and deploy OT wired/wireless network infrastructure in production environments
• Maintain and optimize industrial network performance, uptime, and security
• Lead Tier 3 troubleshooting and root cause analysis of OT network incidents
• Contribute to network architecture decisions, standards, and design blueprints
• Partner with engineering teams to integrate ICS, SCADA, IIoT, and smart devices
• Implement and manage network segmentation/zoning aligned to the Purdue Model
• Align OT security with corporate policies and frameworks (ISA/IEC 62443, NIST)
• Manage and patch OT networking hardware (Cisco IE switches, firewalls, routers)
• Utilize tools like Cisco DNA Center, Industrial Network Director, Cyber Vision for monitoring and automation
• Support network-related upgrades, migrations, and vendor coordination across plants
• Maintain accurate documentation of topologies, configs, and operational procedures
• Enable digital factory initiatives by securing edge device connectivity and infrastructure

• Bachelor’s in Computer Science, Engineering, IT, or equivalent experience
• 5+ years in network engineering
• Experience working in cross-functional teams across Operations, IT, and Security
• Strong Cisco networking background
• Strong OT security experience: segmentation, firewalls, secure remote access
• Wireless deployment and troubleshooting in industrial environments
• Experience with CMDB, change control, and network monitoring tools
• Excellent communication and documentation skills across technical and non-technical teams

WORK ENVIRONMENT

• 10% Travel to support local sites
• Manufacturing
• Operation Technology
• Cisco
• Onsite
• 24/7 Support, Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

We’re partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That’s the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.