Engineer - OT Cybersecurity

IF1860 GE Power Conversion India Private Limited; Chennai District; On-site; INR 2,000,000 - 3,000,000; Full time

Benefits offered by this job

Relocation assistance provided

Job summary

GE Vernova in Chennai seeks an Engineer - OT Cybersecurity to support day-to-day cyber defense for our Power Conversion and Storage OT portfolio. You will bridge secure product architecture with regulatory compliance and collaborate with global stakeholders on secure-by-design controls.

You will drive vulnerability management, implement security controls (AD, certificates, CIS Benchmarks, STIG), and deploy security infrastructure (firewall, SIEM, NIDS/HIDS).

Qualifications

• Bachelor’s or Master’s degree in Electronics or Electrical Engineering or related field.
• 3–5 years of professional experience in Cybersecurity, with OT/ICS focus.
• Strong proficiency with Wireshark, Nessus, Nmap, and vulnerability management tools.
• Experience with OT hardening (CIS Benchmarks, STIG), Certificate Management, and Active Directory.
• Familiarity with ISA/IEC 62443, threat modeling, and risk assessment methodologies.
• Experience in DevSecOps practices (SAST/DAST/SBOM) in a software/firmware context.

Responsibilities

• Define and develop top-level control system and software security requirements with a focus on security, modularity, and futureproofing.
• Ensure adherence to IEC 62443 and maintain Secure Deployment Guides for control systems and third-party interfaces.
• Produce and own architecture, design, and verification documentation aligned with security policies.
• Implement and audit security controls including Active Directory, certificate management, and system hardening (CIS Benchmarks, STIG) for OT devices.
• Configure and deploy firewall, SIEM, NIDS, and HIDS within OT environments.
• Integrate security into the SDLC and manage OSS, SAST, and DAST scans; streamline SBOM generation for supply chain security.
• Own end-to-end vulnerability lifecycle including hardware/software vulnerability identification, threat modeling, and attack surface reduction.

Skills

Threat modeling

Risk assessment

DevSecOps practices

SAST/DAST/SBOM

Active Directory

Education

Bachelor’s or Master’s in Electronics or Electrical Engineering

Tools

Wireshark

Nessus

Nmap

SIEM

HIDS

NIDS

ISA/IEC 62443

Certificate Management

OT hardening

CIS Benchmarks

STIG

Job description

Job Description Summary: As an Engineer - OT Cybersecurity, you will be responsible for the day-to-day execution of cybersecurity for GE Vernova’s Power Conversion and Storage (PCS) business lines Operational Technology (OT) portfolio. You will bridge the gap between secure product architecture and regulatory compliance. You will collaborate with global stakeholders to design secure-by-design control systems, manage vulnerability lifecycles, and ensure our portfolio meets rigorous cybersecurity standards. This position offers a high degree of flexibility and the opportunity to influence the security posture of critical global energy infrastructure.

Roles and Responsibilities

Architecture & Design

Collaborate with system/subsystem leads to define and develop top-level control system & software requirements, ensuring security, modularity, and futureproofing.

Compliance & Certification

Ensure adherence to IEC 62443 and other global standards. Maintain Secure Deployment Guides for control systems and 3rd-party interfaces.

Technical Documentation

Produce and own technical architecture, design, and verification documentation. Ensure all technical data aligns with corporate security policies.

Hardening & Operations

Implement and audit security controls, including Active Directory, certificate management, and system hardening (CIS Benchmarks, STIG) for switches, workstations, and controllers.

Security Infrastructure

Configure and deploy firewall, SIEM, NIDS, and HIDS solutions within the OT environment.

Secure Development Lifecycle (SDLC)

Partner with development teams to integrate security into the SDLC. Manage/execute OSS, SAST, and DAST scans and streamline SBOM generation to ensure supply chain security.

Vulnerability & Risk Management

Own the end-to-end vulnerability lifecycle. Scope and perform hardware/software vulnerability identification, threat modeling, and attack surface analysis/reduction.

Required Qualifications

Bachelor’s/Master’s degree in Electronics or Electrical Engineering, or a related technical field. 3-5 years of professional experience in Cybersecurity, with specific experience in the OT/ICS space. Strong technical proficiency with Wireshark, Nessus, Nmap, and vulnerability management tools. Demonstrated experience with OT hardening (CIS Benchmarks, STIG), Certificate Management, and Active Directory. Familiarity with ISA/IEC 62443, threat modeling, and risk assessment methodologies. Experience in DevSecOps practices (SAST/DAST/SBOM) within a software/firmware development context.

Desired Qualifications

Certifications: CCNA, ISA/IEC 62443 CFS/RA, Security+ will be an added advantage. Hands‑on experience with SIEM, NIDS, and HIDS deployment in OT/Industrial environments. Experience with Industrial Control Systems (ICS) or OT security in an energy or manufacturing environment.

Additional Information

Relocation Assistance Provided: Yes. Addressing the climate crisis is an urgent global priority and we take our responsibility seriously. That is our singular mission at GE Vernova: continuing to electrify the world while simultaneously working to help decarbonize it. If we want our energy future to be different we must be different. Our mission is embedded in our name. We retain our treasured legacy, "GE," in our name as an enduring and hard‑earned badge of quality and ingenuity. "Ver" / "verde" signal Earth's verdant and lush ecosystems. "Nova," from the Latin "novus," nods to a new, innovative era of lower carbon energy that GE Vernova will help deliver. Together, we have The Energy to Change the World. www.gevernova.com