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Ernst & Young

Global professional services: consulting, assurance, tax

Agile – Senior - TC, CS, Cyber Architecture, OT and Engineering, OT Security

Security Operations & Incident ResponseUpdated on Nov 14
Full-timeBengaluru, Karnataka, IndiaNo salary listedIn-person

About the Job

Requirements

  • Completed technical higher education in industrial automation, computer science, electronics, or another relevant field.
  • Have at least five years of experience in the Cyber Security and OT Security domain.
  • Hold ISA/IEC 62443 Fundamentals Specialist certification.
  • Hold CompTIA Network+ certification.
  • Hold CompTIA Security+ certification.
  • Hold Cisco CCNA (Industrial) certification.
  • Understand security-related operational processes in OT-ICS environments.
  • Understand technologies used by OT-ICS systems and networks, including typical assets, communication protocols, and technical architectures.
  • Know cyber and information security concepts, risk, and controls concepts.
  • Understand functional safety aspects, including SIS.
  • Know TCP/IP, OSI layers and protocols, networking, and security concepts.
  • Know technical security solutions used within OT-ICS systems and networks.
  • Know Windows and Linux operating system security and database security.
  • Know OT network monitoring solutions such as Nozomi, Claroty, Armis, DarkTrace, or Azure Defender.
  • Know OT-ICS security standards, including ISA/IEC 62443, NIST 800-82, and NERC-CIP.
  • Understand IT/OT/IoT communication protocols, including TCP/IP, UDP, DNP3, Modbus, IEC 61850, OPC, OPC UA, PROFINET, BLE, and Zigbee.

Responsibilities

  • Monitor OT networks using specialized OT SOC and network monitoring tools.
  • Analyze alerts from OT security monitoring solutions, such as Nozomi, Claroty, Tenable.ot, and Defender for IoT.
  • Identify suspicious activities, anomalies, and indicators of compromise affecting ICS environments.
  • Perform Level 2 alert triage and investigation for OT incidents.
  • Support OT cybersecurity incident response activities.
  • Deliver OT security engagements, develop proposals in this area, and develop OT security solutions.
  • Support clients in securing their IT/OT environments through advisory and/or implementation support.

Desired Qualifications

  • Prior experience working alongside delivery leads and architects to identify and manage risks.
  • Knowledge of tools such as Nessus, BackTrack, NMAP, and BurpSuite.
  • Knowledge of standards such as ISO 27001/2, ISO 22301, ISO 27018, NIST cybersecurity standards, and HITRUST.

About the Company

Ernst & Young

Global professional services: consulting, assurance, tax

EY (Ernst & Young) provides professional services at a global scale, offering consulting, assurance, tax, and transaction advisory services. It serves clients across industries such as technology, media, real estate, hospitality, and construction. Instead of selling a single product, EY works with clients through tailored engagements where cross-disciplinary teams analyze challenges, design strategies, perform audits, help with tax planning, and assist with mergers or divestitures. What sets EY apart is its worldwide reach and integrated service model, industry-specific expertise, and focus on responsible business practices like sustainability, cybersecurity, and workforce flexibility. EY’s goal is to help organizations improve performance, manage risk, and achieve sustainable growth while building a better working world.

Company size
5,001-10,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Boston, MA
Founded
1991

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