OT Cybersecurity Engineer in Kraków

At 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 impact At Jacobs, we are challenging today to reinvent tomorrow. Our OT Cybersecurity team helps industrial organizations, utilities, energy providers, manufacturers, and critical infrastructure operators improve the security and resilience of their Operational Technology (OT) environments. We are looking for an OT Cybersecurity Engineer who combines strong cybersecurity and networking knowledge with an understanding of industrial control systems (ICS). In this role, you will support the assessment, design, implementation, and improvement of cybersecurity controls across diverse industrial environments while working closely with automation, operations, engineering, and IT teams. As an OT Cybersecurity Engineer at Jacobs, you will help clients strengthen the resilience of their industrial operations against evolving cyber threats. You will contribute to projects that safeguard critical services, industrial processes, and essential infrastructure while working at the intersection of engineering, automation, and cybersecurity Key responsibilities:

Perform OT/ICS cybersecurity assessments, architecture reviews, and gap analyses for industrial environments Develop and maintain OT asset inventories, network diagrams, data flow mappings, and cybersecurity documentation Support the design and implementation of secure OT network architectures, including segmentation, security zones, conduits, and industrial DMZs Assess and improve the security posture of industrial systems including PLCs, SCADA, DCS, HMI, historians, engineering workstations, and IIoT solutions Participate in cybersecurity risk assessments and recommend mitigation measures aligned with operational requirements Conduct reviews of firewall configurations, remote access solutions, identity and access management controls, and network security architectures Develop cybersecurity requirements and technical specifications for greenfield and brownfield industrial projects Contribute to the development of OT cybersecurity strategies, standards, procedures, and governance frameworks Collaborate with multidisciplinary teams including process engineers, automation engineers, network architects, and cybersecurity specialists Support client engagements, workshops, audits, and cybersecurity maturity assessments Here’s what you’ll need Bachelor’s or Master’s degree in Cybersecurity, Computer Science, Telecommunications, Automation Engineering, Electrical Engineering, or a related discipline Minimum 3 years of experience in cybersecurity, industrial automation, OT/ICS engineering, network engineering, or industrial infrastructure projects Good understanding of industrial control systems and critical infrastructure environments Strong knowledge of networking technologies including: TCP/IP, VLANs, Routing and Switching, VPN technologies, Firewalls, NAT, Network segmentation Understanding of Purdue Enterprise Reference Architecture and IT/OT convergence principles Familiarity with industrial protocols such as: Modbus/TCP, EtherNet/IP, OPC UA, DNP3 (nice to have) Knowledge of Microsoft Windows and basic Linux administration Experience interpreting technical drawings, network diagrams, and system architecture documentation Strong analytical, problem-solving, and communication skills Professional working proficiency in English Nice to have:

Experience delivering OT cybersecurity projects within: Energy and Utilities, Water/Wastewater, Transportation, Data Centers, Critical Infrastructure Knowledge of ISA/IEC 62443, NIST CSF, or similar cybersecurity frameworks Familiarity with SIEM, IDS/IPS, EDR, and NDR platforms Experience supporting cybersecurity audits, compliance programs, and security assessments Basic scripting or automation skills using PowerShell, Python, or Bash Understanding of identity and access management concepts, including Active Directory and Group Policy Experience in Virtualisation technologies i.e. VMware esxi, Microsoft Hyper‑V Industry certifications such as: GICSP, ISA/IEC 62443 Cybersecurity Expert, CISSP, CISM, Security+, CCNA/CCNP, Palo Alto or Fortinet certifications We offer:

Full-time employment/b2b contract

with a salary that matches your qualifications Hybrid work model - enjoy the flexibility of working mostly from home Flexible hours - start your day anytime between 7:30 and 10:00 AM Comprehensive benefits, including Lux Med medical care, psychological support, life insurance, My Benefit cafeteria system, Multisport card co‑financing, and a car/bike park sharing system Co‑financed holidays - enjoy "Wczasy pod Gruszą" for a well‑deserved break ( only under CoE ) Global projects - engage in exciting international projects Inclusive networks - join our diverse employee networks like Women’s Network, OneWorld, PRISM, Careers Network, Green Team, SpeakUp, Collectively, and more Continuous learning - participate in our Graduate Development Program, Learners’ Community, and self‑learning platforms Language courses - enhance your skills with courses in English, German, and Polish We know that if we are inclusive, we’re more connected, and we’re more creative. We accept people for who they are. Find out more about life at Jacobs . As a Disability Confident employer, we will interview all disabled applicants who meet the criteria for a vacancy. 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 recruitmentpoland@jacobs.com Your application experience is important to us, and we’re keen to adapt to make every interaction even better. 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 .