Jacobs
OT Network Engineer (Operational Technology)
Apply for the OT Network Engineer role at Jacobs.
Base pay range: $130,000.00 to $160,000.00 per year.
Jacobs designs and builds the world’s infrastructure and you’ll play a key role delivering high‑uptime, highly secure networks that enable business operations.
Your Impact As an OT Network Engineer, you will lead the design, implementation, and maintenance of OT network infrastructure for our clients, ensuring reliability, security, and performance. You will partner with Jacobs Industrial Control Systems (ICS) teams to deliver communication networks optimized for automation and business operations. You will design scalable and reliable network infrastructure in greenfield and brownfield environments, leveraging your knowledge of network telecommunications, firewalls, Windows environments, and TCP/IP protocols to engineer robust and secure networks.
Responsibilities
Design, install, and maintain networking and infrastructure in support of control systems in accordance with company standards.
Create and maintain detailed network diagrams of the manufacturing industrial infrastructure, network, server, cabling, rack level, and logical architecture.
Procure equipment per project requirements.
Travel to project sites to provide support of industrial control system networks, manage and maintain converged platforms, virtualization, networks, security platforms, and other OT/IoT technologies.
Review network architectures and determine if best practices are being followed, providing recommendations to comply with applicable cybersecurity frameworks for industrial environment controls.
Qualifications
5+ years of networking technology knowledge (TCP/IP, routing and switching).
5+ years of engineering‑related support of OT environments, industrial control systems (DCS/PLC), or SCADA.
Experience working with firewalls, routers, switches and wireless communication technology.
Experience working with servers, virtualization platforms, Active Directory, DNS, and Domain Controllers.
Certifications such as Cisco CCNA, CCNP, Fortinet NSE‑4 or JNCIA, or equivalent.
Familiarity with IEC‑62443, NIST 800‑53, 800‑82 or other industrial cybersecurity standards is a plus.
Knowledge of the Purdue Enterprise Reference Architecture.
Preferred
Experience with IIoT and edge computing.
Travel
Expect 15‑20% travel to client sites.
Benefits Our health and welfare benefits are designed to invest in you and in the things you care about. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, paid time off, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or an Executive Deferral Plan. Certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.
EEO Statement All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.
Application Information Job posted on November 19, 2025. This position will be open for at least 3 days. We value collaboration and believe that in‑person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.
If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.
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Base pay range: $130,000.00 to $160,000.00 per year.
Jacobs designs and builds the world’s infrastructure and you’ll play a key role delivering high‑uptime, highly secure networks that enable business operations.
Your Impact As an OT Network Engineer, you will lead the design, implementation, and maintenance of OT network infrastructure for our clients, ensuring reliability, security, and performance. You will partner with Jacobs Industrial Control Systems (ICS) teams to deliver communication networks optimized for automation and business operations. You will design scalable and reliable network infrastructure in greenfield and brownfield environments, leveraging your knowledge of network telecommunications, firewalls, Windows environments, and TCP/IP protocols to engineer robust and secure networks.
Responsibilities
Design, install, and maintain networking and infrastructure in support of control systems in accordance with company standards.
Create and maintain detailed network diagrams of the manufacturing industrial infrastructure, network, server, cabling, rack level, and logical architecture.
Procure equipment per project requirements.
Travel to project sites to provide support of industrial control system networks, manage and maintain converged platforms, virtualization, networks, security platforms, and other OT/IoT technologies.
Review network architectures and determine if best practices are being followed, providing recommendations to comply with applicable cybersecurity frameworks for industrial environment controls.
Qualifications
5+ years of networking technology knowledge (TCP/IP, routing and switching).
5+ years of engineering‑related support of OT environments, industrial control systems (DCS/PLC), or SCADA.
Experience working with firewalls, routers, switches and wireless communication technology.
Experience working with servers, virtualization platforms, Active Directory, DNS, and Domain Controllers.
Certifications such as Cisco CCNA, CCNP, Fortinet NSE‑4 or JNCIA, or equivalent.
Familiarity with IEC‑62443, NIST 800‑53, 800‑82 or other industrial cybersecurity standards is a plus.
Knowledge of the Purdue Enterprise Reference Architecture.
Preferred
Experience with IIoT and edge computing.
Travel
Expect 15‑20% travel to client sites.
Benefits Our health and welfare benefits are designed to invest in you and in the things you care about. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, paid time off, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or an Executive Deferral Plan. Certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.
EEO Statement All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.
Application Information Job posted on November 19, 2025. This position will be open for at least 3 days. We value collaboration and believe that in‑person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.
If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.
#J-18808-Ljbffr