Masco Corporation

Senior OT Network Engineer

Masco Corporation

full-time

Posted on:

Location Type: Office

Location: JacksonTennesseeUnited States

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Salary

💰 $103,700 - $163,020 per year

Job Level

Tech Stack

About the role

  • Lead the design, deployment, and sustainment of secure and scalable Operational Technology (OT) networks across our manufacturing environments
  • Bridge the gap between IT and OT with high-impact technical leadership
  • Build secure, resilient industrial networks that enable Industry 4.0
  • Shape OT standards, architecture, and cybersecure design practices
  • Make a tangible impact on uptime, safety, and connectivity across plants
  • 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.

Requirements

  • Bachelor’s in Computer Science, Engineering, IT, or equivalent experience
  • 7+ years in network engineering; 3+ years in industrial/OT environments
  • Proven experience delivering OT network solutions in manufacturing/plant settings
  • Experience working in cross-functional teams across Operations, IT, and Security
  • Required Certification: CCNP Enterprise or CCNP Industrial
  • Preferred Certifications: CCIE, CCNA Industrial, CISSP, ISA/IEC 62443 certifications
  • Advanced knowledge of Layer 2/3 networking: VLANs, routing, ACLs, NAT, QoS
  • Hands-on with Cisco IE 2000/3000/4000, Firepower firewalls, ISE, and VPN technologies
  • Familiarity with industrial protocols: Modbus, PROFINET, OPC-UA, CIP, DNP3
  • 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.
Benefits
  • Comprehensive benefit plans; retirement, savings, tuition reimbursement, and employee incentive programs; resources for mental, physical, and financial wellbeing.
  • LinkedIn Learning access; internal opportunities to work on projects cross-company.
  • Four employee-led and self-directed Business Resource Groups; Paid volunteer day annually; Employees share their time, skills and talent with charities and nonprofit organizations across the U.S. and around the globe.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
network engineeringOT network solutionsLayer 2 networkingLayer 3 networkingVLANsroutingACLsNATQoSindustrial protocols
Soft Skills
technical leadershipcross-functional collaborationcommunicationdocumentation
Certifications
CCNP EnterpriseCCNP IndustrialCCIECCNA IndustrialCISSPISA/IEC 62443