
Senior OT Network Engineer
Masco Corporation
full-time
Posted on:
Location Type: Office
Location: Jackson • Tennessee • United 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