Onsite Operational Technology Cybersecurity Specialist

Posted 6 hours ago

Apply now

About the role

  • OT Cybersecurity Specialist responsible for secure IT-OT infrastructures in industrial operations. Engaging in secure deployments, integrating cybersecurity frameworks, and providing expert support.

Responsibilities

  • Designing, implementing, securing, and maintaining IT-OT infrastructures for industrial operations.
  • Protecting control environments through secure-by-design architectures and Purdue Model segmentation.
  • Providing expert technical support and resolving complex IT-OT integration issues.
  • Maintaining a comprehensive asset inventory for visibility and configuration management.
  • Developing and enforcing cybersecurity policies and standards in alignment with frameworks.
  • Conducting security assessments, audits, and compliance reviews across control networks.
  • Integrating IDS/IPS and SIEM solutions for monitoring OT-specific threats.
  • Collaborating with engineering and operations teams for secure deployment of new technologies.

Requirements

  • Bachelor’s or Master’s in Computer Science, Electrical, Electronics, or Industrial Engineering.
  • 5–10 years in OT/ICS cybersecurity, network engineering, or industrial automation.
  • Preferred certifications: SANS GICSP, GRID, GIAC ICS Defender, GCIP CISSP, CISM, CEH, CompTIA Security+/CySA+, ISA/IEC 62443 Expert/Practitioner, Cisco CCNP Security, Palo Alto PCNSE, CWSP/CWNA (for wireless OT)
  • Deep expertise in ICS/SCADA, DCS, and PLC systems (e.g., Siemens, Rockwell, Schneider).
  • Proficient in industrial protocols (Modbus, DNP3, OPC-UA, Profinet, EtherNet/IP).
  • Experience with network segmentation and Purdue Model architecture (Levels 0–5).
  • Skilled in OT visibility and monitoring tools: Dragos, Nozomi Networks, Claroty, Armis (for OT cybersecurity and asset discovery).
  • SolarWinds, Zabbix, NetBrain (for network performance monitoring and topology mapping).
  • Hands-on experience with firewalls, IDS/IPS, SIEM, NAC, and VPNs in OT/industrial environments.
  • Knowledge of wireless OT security, IIoT device hardening, and cloud-connected OT visibility.
  • Familiar with risk management, threat modeling, and incident response for OT systems.
  • Strong analytical and problem-solving mindset.
  • Excellent communication and stakeholder coordination skills.
  • Ability to balance security rigor with operational uptime.
  • Commitment to security-by-design, documentation, and continuous improvement.

Benefits

  • Professional development opportunities

Job title

Operational Technology Cybersecurity Specialist

Job type

Experience level

Mid levelSenior

Salary

Not specified

Degree requirement

Bachelor's Degree

Location requirements

Report this job

See something inaccurate? Let us know and we'll update the listing.

Report job