Job Description

Network Engineer

Client is seeking a Network Engineer to architect, deploy, and support IT and operational technology infrastructure for a mission-critical semiconductor manufacturing site in Richardson, Texas. This role will support Cisco-based LAN, WLAN, SD-WAN, and IoT communications while developing secure network solutions that enable manufacturing automation, equipment integration, fault detection, and advanced process control.

Core Responsibilities

• Provide operational support for physical and virtual manufacturing and site network infrastructure.
• Support network communications ranging from the corporate SD-WAN environment through factory equipment, tools, sensors, and IoT devices.
• Design, develop, and deploy Special Use Networks to segment and isolate mission-critical manufacturing operations from the corporate network.
• Support Cisco-based LAN, WLAN, routing, switching, firewall, and network monitoring technologies.
• Migrate the site from a global authentication model to a site-level domain controller authentication model.
• Partner with process, equipment, manufacturing, and factory systems engineering teams to enable equipment integration and automation.
• Troubleshoot network performance and communication issues across IT and OT architecture layers.
• Implement switches, firewalls, wireless infrastructure, monitoring tools, and other network technologies.
• Support network resilience, redundancy, disaster recovery, high availability, and Quality of Service.
• Collaborate with corporate IT and security teams to ensure compliance with cybersecurity standards.
• Monitor network health, capacity, availability, and performance.
• Maintain network topology diagrams, configuration records, automation scripts, and change logs.

Essential Qualifications, Skills, and Technologies

• Bachelor's degree in Information Technology or a related field.
• 5+ years of experience supporting enterprise and industrial network infrastructure in manufacturing or site environments.
• Hands-on experience with Cisco networking, routing, and switching equipment.
• Strong factory-floor networking experience at Level 2/3 OT and experience integrating with Level 3.5/4 IT networks.
• Experience with firewalls, VPNs, VLANs, subnetting, IP addressing, DNS, DHCP, NAT, routing, and switching.
• Experience implementing high availability, redundancy, and Quality of Service protocols.
• Experience with network segmentation, resilience, and disaster recovery strategies.
• Experience with DevOps-oriented network operations, including CI/CD, Infrastructure as Code, monitoring pipelines, version control, or automated deployment.
• 2+ years of PowerShell scripting experience.
• 1+ years of experience with a service management platform such as ServiceNow.
• Ability to document network architecture, configurations, automation scripts, and operational procedures.

Preferred Skills or Experience

• Advanced degree in Information Technology, Computer Science, Computer Engineering, or a related field.
• Cisco Certified Network Associate certification or equivalent.
• Experience with Cisco, Arista, Dell, Palo Alto, or other multi-vendor network environments.
• Experience with Tanium, Chef, network patching, or security-hardening practices.
• Experience with Rubrik, Veeam, Commvault, Zerto, or similar data protection and recovery platforms.
• Knowledge of IT/OT convergence, industrial protocols, SCADA systems, MES platforms, and manufacturing equipment integration.
• Experience supporting Windows-based manufacturing computers and servers.
• Knowledge of industrial network architectures, DMZs, secure remote access, layered network models, and redundant topologies.
• Semiconductor manufacturing infrastructure experience.

Work Details

• Hybrid role based in Richardson, Texas.

Nesco Resource offers a comprehensive benefits package for our associates, which includes a MEC (Minimum Essential Coverage) plan that encompasses Medical, Vision, Dental, 401K, and EAP (Employee Assistance Program) services. Nesco Resource provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

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