L3 OT Security Engineer

Company Name

VARITE India Private Limited

About The Client

An Indian multinational information technology (IT) consulting company headquartered in Noida, The company has offices in 52 countries and over 225,944 employees. The Client is a global IT services and consulting company that offers a wide range of services and products across various industries like IT Infrastructure Services, Cybersecurity Services, Cloud Services, Big Data and Analytics, Internet of Things (IoT) Solutions, Semiconductor Services and Enterprise Software Products.

About The Job

• The L3 OT Security Engineer will support the implementation, rollout, stabilization, and transition of the Dispel secure remote-access solution across the agreed customer sites.
• The role will establish a repeatable deployment approach through the Montreal pilot, migrate applicable remote-access use cases, support IAM/SSO and access-control integration, provide advanced troubleshooting, and prepare the environment for transition into BAU operations.

Essential Job Functions

• Review and validate the agreed rollout scope, technical prerequisites, dependencies, and site onboarding requirements.
• Assess existing remote-access use cases and identify applicable TeamViewer and other agreed scenarios for migration to Dispel.
• Support alignment of the deployment approach with the customer OT security and infrastructure architecture.
• Implement and configure the Montreal pilot, including remote-access use cases, initial user setup, and SSO/IAM integration.
• Validate connectivity, access controls, authentication, logging, and operational requirements during the pilot and rollout.
• Capture pilot lessons learned and establish a repeatable deployment pattern for subsequent sites.
• Apply the approved deployment pattern across the remaining customer sites and validate each site implementation.
• Configure users, roles, permissions, and approved access scenarios in accordance with customer requirements.
• Provide L3 troubleshooting and root-cause support for rollout, migration, connectivity, identity, and access issues.
• Coordinate technical activities with customer security, network, IAM, infrastructure, site, and application stakeholders.
• Track site-specific prerequisites, dependencies, deviations, risks, and technical issues through closure.
• Maintain implementation records, configuration documents, runbooks, knowledge articles, operating procedures, and known-issue documentation.
• Conduct technical knowledge-transfer sessions and support operational readiness and handover to the BAU support organization.

Key Deliverables

• Validated rollout approach and technical prerequisite assessment.
• Configured and validated Montreal pilot deployment.
• Repeatable deployment pattern for rollout to the remaining sites.
• Migrated and tested approved remote-access use cases.
• Site-wise configuration, deployment, issue, dependency, and deviation records.
• Updated runbooks, knowledge articles, operating procedures, and known-issue documentation.
• Knowledge transfer, operational-readiness support, and BAU handover documentation.

Key Interfaces

• Customer OT Security Architect and security engineering teams.
• Customer network, firewall, IAM/SSO, infrastructure, and site teams.
• HCLTech Security Lead, Service Delivery Manager, and BAU OT Security support team.
• Dispel product/vendor support, where required through the agreed support process.

Working Conditions and Assumptions

• The role will be delivered offshore from an HCLTech delivery center in India.
• The engineer will work on an 8x5 basis and coordinate within the agreed service window.
• The customer will provide required Dispel licenses, environment access, network/firewall enablement, IAM/SSO prerequisites, and site stakeholder availability.
• Customer approval remains required for architecture, design, access-model, and material configuration changes.
• Material scope additions, additional sites, or major architectural changes will be managed through the applicable change-control process.

Qualifications

Required Technical Skills

• Hands-on experience with OT/ICS security environments and secure remote-access solutions.
• Practical knowledge of Dispel or comparable privileged/secure remote-access platforms.
• Strong understanding of IAM, SSO, role-based access control, identity federation, and user lifecycle management.
• Experience with network connectivity, firewalls, routing, DNS, proxies, certificates, and secure access troubleshooting.
• Knowledge of security logging, audit trails, monitoring, and access-control validation.
• Experience migrating remote-access use cases from TeamViewer or similar tools to an enterprise secure-access platform.
• Ability to perform L3 incident analysis, root-cause investigation, technical remediation, and escalation management.
• Experience producing technical design inputs, configuration documents, runbooks, knowledge articles, and support procedures.
• Working knowledge of change, incident, problem, and release-management practices in enterprise environments.

Qualifications and Experience

• 6-9 years of relevant experience in OT security, infrastructure security, secure remote access, or a related engineering role.
• Demonstrated experience delivering multi-site security or infrastructure rollouts in complex enterprise environments.
• Bachelor degree in Computer Science, Information Technology, Cybersecurity, Engineering, or equivalent practical experience.
• Relevant certifications such as IEC 62443, GICSP, CISSP, CISM, Security+, or vendor-specific security certifications are preferred.
• Good written and verbal communication skills, with the ability to work effectively with global technical and business stakeholders.

How to Apply

Interested candidates are encouraged to respond/submit their updated resumes, and for additional job opportunities, please visit Jobs In India – VARITE.

Unlock Rewards

Refer Candidates and Earn.

If you're not available or interested in this opportunity, please pass this along to anyone in your network who might be a good fit and interested in our open positions. VARITE offers a Candidate Referral program, where you'll receive a one-time referral bonus based on the following scale if the referred candidate completes a three-month assignment with VARITE.

Experience Level Bonus Referral

0-2 years

INR 5,000

2-6 years

INR 7,500

6+ years

INR 10,000

About VARITE

VARITE is a global staffing and IT consulting company providing technical consulting and team augmentation services to Fortune 500 Companies in USA, UK, CANADA and INDIA. VARITE is currently a primary and direct vendor to the leading corporations in the verticals of Networking, Cloud Infrastructure, Hardware and Software, Digital Marketing and Media Solutions, Clinical Diagnostics, Utilities, Gaming and Entertainment, and Financial Services.

Equal Opportunity Employer

VARITE is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, marital status, veteran status, or disability status.