Sr OT Network Engineer (Operational Technology)

Sr OT Network Engineer (Operational Technology)Join to apply for the Sr OT Network Engineer (Operational Technology) role at JacobsSr OT Network Engineer (Operational Technology)3 days ago Be among the first 25 applicantsJoin to apply for the Sr OT Network Engineer (Operational Technology) role at JacobsGet AI-powered advice on this job and more exclusive features.This range is provided by Jacobs. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range$125,000.00/yr - $155,000.00/yrAt Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.Your impactAre you passionate about cybersecurity? Does engineering and securing high criticality automation systems excite you? Are you interested in taking your career in engineering and securing industrial control systems to the next level with one of the largest technology and engineering firms in the world? As a OT network engineer in our OT practice, you will work at the forefront of contemporary industrial systems to plan, design and secure these systems from beginning through deployment. 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.As a Sr OT Network Engineer, you will be responsible for overall leadership in designing, implementing, and maintaining the operational technology (OT) network infrastructure at one of our industrial sites. Your senior role will be critical in ensuring the reliability, security, and performance of our OT systems. You will partner with Jacobs Industrial Control Systems (ICS) teams to deliver communication networks that are optimized for reliable automation and business operations. In this role, you will also design scalable and reliable network infrastructure in greenfield and brownfield environments. You’ll leverage your understanding of network telecommunications, firewall, Windows OS, and TCP/IP protocols to engineer robust and secure networks of varying sizes and complexity. From resolving interoperability issues across platforms, to supporting the acquisition of hardware, you’ll put your hardware and software talents to good use at JacobsAre you ready to build a career in network engineering at the cutting edge of OT network design and engineering? At Jacobs, we are building a more connected and sustainable world. Come join us as we engineer and secure networks at the heart of today’s global infrastructure.ResponsibilitiesIn this role, you will be responsible for overall management of design, implementation, and maintenance of the operational technology (OT) network infrastructure. As a senior engineer, this includes selecting and configuring network hardware and software, such as switches, routers, firewalls, and industrial protocols. You will be responsible for network security and providing monitoring and troubleshooting of performance issues and for resolving network-related problems to minimize downtime.This position sets up and maintains networking and control infrastructure in accordance with company standards and works with OT Network Management to provide solutions for maintenance and operations. This includes but is not limited to Process Control Infrastructure and Third Party Vendor PackagesCreate and maintain detailed network diagrams of the manufacturing industrial infrastructure, network, server, cabling, rack level, and logical architecture including procedures and plans to support current and future projects.Procure equipment per project requirementsTravel to project sites to provide support of ICS networks, manage and maintain converged platforms, virtualization, networks, security platforms and various other OT/IoT technologiesReview of network architectures and determining if good practices are being followed and provided recommendations to comply with applicable cybersecurity framework for industrial environment controlsWe 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.Here's what you'll need5+ years of experience on Industrial control systems (DCS/PLC)5+ years of networking technology knowledge (TCP/IP, routing, or switching)Experience working with firewalls and wireless communication technologyExperience working with virtualization platforms, Active Directory, DNS, and Domain ControllerFamiliarity with IEC-62443 or other industrial cybersecurity standards is a plus.Cisco CCNA, Fortinet NSE-4, JNCIA or equivalent network certification5+ years of PLC/SCADA and/or DCS networkFamiliarity with IEC-62443 or other industrial cybersecurity standards is a plus.Knowledge of the Purdue Enterprise Reference ArchitecturePreferredExperience with IIoT and edge computingPosted Salary Range Minimum125,000.00Posted Salary Range Upper155,000.00Jacobs’ health and welfare benefits are designed to invest in you and in the things you care about. Your health. Your well-being. Your security. Your future. Eligible employees and their dependents may elect medical, dental, vision, and basic life insurance. Employees are able to enroll in our company’s 401k plan, and, if eligible, a deferred compensation plan and Executive Deferral Plan. Employees will also receive 17 days of vacation per year, seven paid holidays, plus floating holidays and caregiver leave. Hired applicants will be able to purchase company stock and have the opportunity to receive a performance discretionary bonus.The base salary range for this position is $125,000.00 to $155,000.00. This range reflects the minimum and maximum target for new hire salaries for the position across all US locations. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.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.Seniority levelSeniority levelNot ApplicableEmployment typeEmployment typeFull-timeJob functionJob functionInformation TechnologyIndustriesCivil Engineering, Design Services, and IT Services and IT ConsultingReferrals increase your chances of interviewing at Jacobs by 2xGet notified about new Senior Network Engineer jobs in Washington, DC.Washington, DC $81,600.00-$136,000.00 1 week agoDistrict of Columbia, United States 3 days agoRockville, MD $66,500.00-$73,999.00 1 month agoWashington DC-Baltimore Area $157,000.00-$160,000.00 1 day agoWashington, DC $88,000.00-$130,900.00 5 days agoNetwork Administrator III - Crystal City, VAArlington, VA $155,000.00-$185,000.00 2 days agoGermantown, MD $63,750.00-$86,250.00 2 weeks agoArlington, VA $86,000.00-$138,000.00 13 hours agoWe’re unlocking community knowledge in a new way. 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Created: 2025-10-08