Cybersecurity OT Engineer

Venture Global LNG (“Venture Global”) is a long-term, low-cost provider of American-produced liquefied natural gas. The company’s two Louisiana-based export projects service the global demand for North American natural gas and support the long-term development of clean and reliable North American energy supplies. Using reliable, proven technology in an innovative plant design configuration, Venture Global’s modular, mid-scale plant design will replace traditional designs as it allows for the same efficiency and operational reliability at significantly lower capital cost.

Job Summary - Seeking a highly skilled Cybersecurity OT Engineer to secure and maintain the integrity, availability, and confidentiality of our critical energy infrastructure. You will protect and monitor OT/ICS systems across our generation plants, substations, SCADA networks, control centers, and field assets. This position requires deep technical knowledge of ICS cybersecurity, industrial protocols, and the unique threat landscape of the energy sector.

Key Responsibilities

• Design and implement layered security controls for OT environments such as Power Generation, Substation Automation, Transmission & Distribution Networks
• Harden field-deployed OT assets (PLCs, RTUs, IEDs, HMIs) per NERC CIP, ISA/IEC 62443, and NIST 800-82
• Deploy and manage industrial firewalls, network access control (NAC), and micro-segmentationusing L2/L3/VLAN zoning and DMZ architectures.
• Implement and tune OT-specific IDS/IPS solutions (e.g., Dragos, Nozomi Networks, Claroty, Tenable.ot).
• Integrate OT telemetry into centralized SIEM(Splunk, Sentinel, etc.) with asset tagging and alert enrichment.
• Perform protocol-aware traffic analysis (Modbus, DNP3, IEC 61850, OPC UA, GOOSE) to detect anomalies and APT activities.
• Conduct quarterly vulnerability scanson OT networks using air-gapped or passive techniques.
• Maintain a security-focused patch management lifecycle for ICS firmware, SCADA software, and Windows/Linux operator consoles.
• Implement whitelisting and application control for locked-down HMI/engineering workstations.
• Ensure alignment with NERC CIP, NIST CSF, ISO 27001, and local regulatory frameworksfor critical infrastructure protection.
• Create and maintain system security plans (SSPs), asset inventories, firewall rulesets, and data flow diagrams.
• Assist compliance teams with audit readiness and evidence gathering for NERC or regulatory inspections.
• Develop and maintain OT-specific incident response plansand playbooks.
• Perform root cause analysisand forensic investigation of security events in OT environments.
• Cross-Team Collaboration and act as technical security liaison between OT engineering, cybersecurity operations, and site/plant managers.
• Review and validate security posture of new substation equipment, DER controls, BESS, and SCADA upgrades.
• Assist with secure integration of IIoT devices, remote maintenance systems, and AI/ML analytics platformsin energy environments.

Preferred certifications:

• GICSP, GRID, ISA/IEC 62443, NERC CIP Certification, CISSP, or SANS ICS410/515.

Experience

• 8-10+ years securing industrial control systemsin energy sector.
• In-depth hands-on experience with:
  • SCADA/DCS systems (GE, ABB, Siemens, Schneider, Emerson)
  • Field devices (IEDs, RTUs, protective relays, telemetry units)
  • Secure remote access solutions (e.g., jump hosts, unidirectional gateways)

Venture Global LNG is an Equal Opportunity Employer. We do not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status or any other basis covered by appropriate law.

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