Sr. OT Network Engineer

Masco • Carmel, IN

3d • Remote

About The Position

At Delta Faucet, we are committed to transforming everyday experiences with water through innovative products and exceptional service. As a leader in the plumbing industry, we take pride in our dedication to quality, sustainability, and customer satisfaction. We believe that diverse perspectives strengthen our mission to create solutions that inspire and elevate the lives of all our customers. We welcome individuals from all backgrounds to join us on this journey toward inclusivity and excellence.
Your Role at Delta Faucet
We are seeking a Senior OT Network Engineer to lead the design, deployment, and sustainment of secure and scalable Operational Technology (OT) networks across our manufacturing environments. This is a hands-on leadership role at the intersection of operations and IT, where your expertise will directly enable automation, secure connectivity, and digital transformation across our production sites.
You’ll 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. The role will require the ability to travel 10% of the time.
Be part of a forward-thinking team driving digital manufacturing transformation. In this role, you'll:
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

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
• 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
• CCNP Enterprise or CCNP Industrial

Nice To Haves

• CCIE, CCNA Industrial, CISSP, ISA/IEC 62443 certifications

Responsibilities

• 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

Benefits

• Culture: Recognized and award-winning reputation for equality, diversity and inclusion, flexibility, work-life balance, and more.
• Wellbeing: Comprehensive benefit plans; retirement, savings, tuition reimbursement, and employee incentive programs; resources for mental, physical, and financial wellbeing.
• Learning & Development: LinkedIn Learning access; internal opportunities to work on projects cross-company.
• Social Impact: 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 501-1,000 employees