Sr. OT Network Engineer - LHH Recruitment Solutions : Job Details

A leading manufacturing organization is seeking an experienced Senior OT Network Engineer to design, implement, and optimize secure Operational Technology (OT) networks that drive Industry 4.0 transformation. This role blends hands-on technical expertise with strategic oversight, ensuring robust, high-performing network infrastructure across multiple production sites. APPLY NOW!!! Key Responsibilities

• Architect, configure, and deploy resilient wired and wireless OT network solutions to support automation and industrial connectivity.
• Lead advanced troubleshooting and root cause analysis for complex OT network issues, ensuring uptime and operational reliability.
• Collaborate with engineering, IT, and cybersecurity teams to integrate ICS, SCADA, IIoT, and other smart manufacturing technologies.
• Establish and enforce OT network security standards and architecture aligned with industry best practices (ISA/IEC 62443, NIST).

Qualifications

• Bachelor's degree in Computer Science, Engineering, IT, or equivalent professional experience.
• 7+ years in network engineering, including at least 3 years within industrial or OT environments.
• Proven track record designing and managing OT network infrastructure in manufacturing or plant settings.
• Active CCNP Enterprise or CCNP Industrial certification (CCIE, CCNA Industrial, CISSP, or ISA/IEC 62443 preferred).
• IoT exposure is important

The ideal candidate thrives in collaborative environments, enjoys problem-solving, and is passionate about building networks that deliver real-world operational impact. Location: Indianapolis, IN - Hybrid (3 days in office / 2 remote) Travel: Up to 20% Salary: $130K - $145K + 15% target bonus Benefits: Medical, Dental, Vision, Disability, EAP, 401K, Employee Purchase Program, PTO, Holidays, Great Culture, and more Apply today to join a forward-thinking team Pay Details: $130,000.00 to $145,000.00 per year Search managed by: Deanna Murphy Equal Opportunity Employer/Veterans/Disabled To read our Candidate Privacy Information Statement, which explains how we will use your information, please navigate to The Company will consider qualified applicants with arrest and conviction records in accordance with federal, state, and local laws and/or security clearance requirements, including, as applicable:

• The California Fair Chance Act
• Los Angeles City Fair Chance Ordinance
• Los Angeles County Fair Chance Ordinance for Employers
• San Francisco Fair Chance Ordinance

Massachusetts Candidates Only: 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.