OT Product Cybersecurity Engineer

This role involves assessing the security of operational technology products, evaluating compliance with international standards, and identifying vulnerabilities in industrial systems. The work focuses on ensuring secure development practices and mitigating risks in embedded and industrial environments.

Summarised by InternDoor from Quest Global’s posting, in our own words. The posting itself is the source of truth, so check it before you apply.

• Evaluate product security and compliance with iec 62443 standards
• Assess industrial communication protocols and security gaps
• Support cybersecurity initiatives for embedded and industrial products

Required

• Experience 2+ years of experience in OT Product Cybersecurity or Embedded Cybersecurity
• IEC 62443-4-1 Knowledge of IEC 62443-4-1 – Secure Product Development Lifecycle
• IEC 62443-4-2 Understanding of IEC 62443-4-2 – Technical Security Requirements
• OT product security Experience in OT product security and compliance assessments
• Industrial communication protocols Knowledge of industrial communication protocols: Modbus, DNP3, OPC UA, IEC 61850
• Security requirements evaluation Understanding of security requirements evaluation and gap assessments
• Industrial control systems Knowledge of industrial control systems and embedded security concepts

Nice to have

• Educational Qualification Graduates from National Forensic Sciences University (NFSU) or Gujarat Forensic Sciences University (GFSU) are preferred

Read from Quest Global’s posting. Its own wording is the one that counts.

1. Check what they ask for. Read the requirements above: Quest Global asks for 2+ years.
2. Tailor your resume to the role. Put the work that matches these skills first. InternDoor’s resume tailor does it against this posting.
3. Apply on LinkedIn. The application is on linkedin.com, not on InternDoor. We never ask for a fee.

Apply soon: postings like this can close without notice, and this one states no deadline.

Posted

13 Nov 2026, on LinkedIn

First seen by InternDoor

13 Nov 2026, within 2 hours of being posted

Last checked

13 Nov 2026: the posting was still in LinkedIn’s search results. We have not checked its application page.

Application deadline

Quest Global has not stated one

Leaves InternDoor

By 13 Dec 2026, our 30-day limit for LinkedIn listings, or sooner if the application closes

Application page

linkedin.com (Easy Apply)

What we checked, and what the dates mean

The date this listing leaves InternDoor is our own rule, not a deadline set by Quest Global. Postings can close earlier, at any time.

InternDoor has recorded 58 engineering postings from Quest Global in India since Jul 2026.

When this listing comes down, this address says the role has closed and lists open roles like it, instead of a dead end.

Hiring at Quest Global? Post a role on InternDoor, free

Full-time roles at other employers, closest first: the experience they ask for, the specialisation, the city, then the work mode. Internships are left out.

• GV Cyber Security EngineerGE Vernova Noida · On-site2–6 years →
• RA Software Engineer Product SecurityRockwell Automation · Product Security Engineer Pune/Pimpri-Chinchwad Area · Hybrid2+ years →
• M Security AnalystMUFG · Cyber Security Analyst Greater Bengaluru Area · On-site2–4 years →
• LS Information Security EngineerLowe's India Bengaluru · On-site2+ years →

All cybersecurity roles →

More at Quest Global

• Application / Production Support EngineerBengaluru · On-site
• Product Security EngineerBengaluru · On-site
• Process Monitoring & Analysis EngineerBengaluru · On-site
• Embedded EngineerHyderabad · On-site
• V&V EngineerGreater Bengaluru Area · On-site
• Frontend DeveloperBengaluru · On-site

All Quest Global roles →

All 11 Quest Global interview questions, with answers