Jr OT Cybersecurity Engineer

Are you an early-career cybersecurity professional interested in protecting the critical infrastructure that keeps our world running? Are you passionate about technology, industrial systems, and cybersecurity? At Jacobs, you’ll have the opportunity to develop your technical expertise while working alongside experienced professionals to secure Operational Technology (OT) and Industrial Control Systems (ICS) across a variety of industries.

As a Junior OT/ICS Cybersecurity Engineer, you’ll support the assessment, design, implementation, and maintenance of cybersecurity solutions for industrial environments. Working with experienced cybersecurity engineers, you’ll help identify vulnerabilities, evaluate security risks, and implement solutions that protect critical infrastructure from evolving cyber threats.

You’ll gain exposure to industry cybersecurity standards such as NIST, NERC CIP, and IEC 62443 while collaborating with engineering, SCADA, instrumentation, and controls teams. This role offers opportunities to develop hands-on experience with industrial networks, security technologies, and cybersecurity assessments across Jacobs’ infrastructure projects.

At Jacobs, we’re building a more connected and sustainable world. Join our team and develop your career while helping secure the systems that support essential infrastructure.

Key Responsibilities

• Support senior cybersecurity engineers in evaluating, testing, and securing OT/ICS and SCADA environments.
• Assist with cybersecurity assessments, vulnerability identification, risk analysis, and documentation of findings.
• Support the design and implementation of secure OT networks in accordance with industry cybersecurity standards and best practices.
• Assist with the configuration, monitoring, and troubleshooting of network and security technologies, including firewalls, switches, servers, and virtual machines.
• Participate in OT network monitoring, security reviews, and cybersecurity risk assessments.
• Help develop technical documentation, assessment reports, and recommended security improvements.
• Collaborate with SCADA, instrumentation, controls, and engineering teams to support secure integration of industrial systems.
• Assist with cybersecurity incident investigations, including data collection and preliminary analysis.
• Support the implementation and maintenance of cybersecurity tools and technologies used to protect industrial environments.
• Participate in project site visits to assess and support ICS networks and security infrastructure.
• Learn and apply cybersecurity frameworks, standards, and methodologies relevant to industrial
• Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, Electrical Engineering, Computer Engineering, or a related technical discipline, or equivalent relevant experience.
• 0-3 years of experience in cybersecurity, IT networking, systems administration, industrial automation, or a related technical field. Relevant internships, academic projects, and technical training will be considered.
• Foundational understanding of networking concepts, including TCP/IP, routing, switching, firewalls, and network security.
• Basic understanding of cybersecurity principles, vulnerabilities, risk management, and security best practices.
• Familiarity with Windows and/or Linux operating systems.
• Interest in developing expertise in Operational Technology, Industrial Control Systems, and SCADA environments.
• Strong analytical, troubleshooting, and problem-solving skills.
• Ability to work collaboratively with technical teams and communicate findings effectively.
• Willingness to learn new technologies, security frameworks, and industrial control systems.

Preferred Qualifications

• Internship, academic, or professional experience involving OT/ICS, SCADA, industrial automation, or critical infrastructure.
• Familiarity with industrial communication protocols such as Modbus, DNP3, or IEC 61850.
• Basic knowledge of NIST cybersecurity guidelines, IEC 62443, or NERC CIP.
• Familiarity with the Purdue Enterprise Reference Architecture or Zero Trust principles.
• Exposure to network monitoring, vulnerability assessment, or cybersecurity tools.
• Experience or coursework involving firewalls, virtualization, Active Directory, or DNS.
• Familiarity with Programmable Logic Controllers (PLCs), Human Machine Interfaces (HMIs), or industrial networking equipment.
• Knowledge of the MITRE ATT&CK framework or ATT&CK for ICS.
• Foundational cybersecurity or networking certifications such as CompTIA Security+, Network+, Cisco CCNA, or equivalent.
• Interest in industrial cybersecurity, IoT, and emerging security technologies.

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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.