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Jr OT Networking Engineer

Jacobs

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At a glance

Compensation
No compensation found
Location
Houston, TX
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Cisco CCNA Or EquivalentFortinet NSE-4 Or EquivalentJNCIA Or Equivalent

Job overview

The junior OT Networking Engineer assists with designing, implementing, and maintaining operational technology network infrastructure at industrial sites. The role supports reliable and secure automation and business operations, including network hardware and software configuration, security, monitoring, and troubleshooting. It also involves maintaining network and control infrastructure, documenting architectures, supporting project sites, and reviewing network designs for cybersecurity practices.

Skills & qualifications

RequiredNice to have

Skills

Network TechnologyTCP/IPRoutingSwitchingFirewall ManagementWireless CommunicationsVirtualization PlatformsActive DirectoryDNSDomain ControllersIndustrial Control SystemsPLC/SCADADCS Network ArchitectureIIoTEdge Computing

Qualifications

Cisco CCNA or EquivalentFortinet NSE-4 or EquivalentJNCIA or Equivalent

Full job description

Are you passionate about cybersecurity? Does configuring and securing high criticality industrial networks excite you? Are you interested in taking your networking engineering career to the next level with one of the largest technology and engineering firms in the world? As a senior network engineer with Jacobs, you will work at the forefront of contemporary industrial network design and cybersecurity. Jacobs design 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 network engineer, you will be at the forefront of designing, implementing, and maintaining the operational technology (OT) network infrastructure at one of our industrial sites. Your expertise 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.

Are 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. |

Responsibilities:

In this role, you will be responsible for assisting with design, implementation, and maintenance of the operational technology (OT) network infrastructure. As a junior 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 Packages

  • Create 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.

  • Travel to project sites to provide support of ICS networks, manage and maintain converged platforms, virtualization, networks, security platforms and various other OT/IoT technologies

  • Review of network architectures and determining if good practices are being followed and provided recommendations to comply with applicable cybersecurity framework for industrial environment controls

  • Experience with/or demonstrated aptitude to be trained on Industrial control systems (DCS/PLC)

  • Some networking technology knowedge (TCP/IP, routing, or switching)

  • Experience working with firewalls and wireless communication technology

  • Experience working with virtualization platforms, Active Directory, DNS, and Domain Controller

  • Cisco CCNA, Fortinet NSE-4, JNCIA or equivalent network certification

  • Some knowledge of PLC/SCADA and/or DCS network architecture with the ability to learn from network SMEs

Preferred:

  • Experience with IIoT and edge computing

Jacobs is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, religion, creed, color, national origin, ancestry, sex (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, medical condition, marital or domestic partner status, sexual orientation, gender, gender identity, gender expression and transgender status, mental disability or physical disability, genetic information, military or veteran status, citizenship, low-income status or any other status or characteristic protected by applicable law. Learn more about your rights under Federal EEO laws and supplemental language.

How this job compares

Set against the 4,093 open Network Engineer jobs on Olive Jobs, counted November 4, 2026.

Pay
  • This postingNot listed
  • Texas median$117–187K/yr136 salary ranges
  • US median$51–61/hr156 hourly ranges
Openings
Olive Jobs lists 245 open Network Engineer jobs in Texas and 4,093 across the US. 4% of them nationwide are listed as remote or flexible.
Hiring the most in Texas
Experience
Network Engineer postings that state a minimum ask for 5 years of experience at the median; the middle half ask for 4 to 8 years (3,546 postings).
Education
1,226 of the 4,093 open Network Engineer jobs (30%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 4, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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