Job Description
Based in Hyderabad, join a global healthcare biopharma company and be part of a 130- year legacy of success backed by ethical integrity, forward momentum, and an inspiring mission to achieve new milestones in global healthcare.
Drive innovation and execution excellence. Be a part of a team with passion for using data, analytics, and insights to drive decision-making, and which creates custom software, allowing us to tackle some of the world's greatest health threats.
Our Technology Centers focus on creating a space where teams can come together to deliver business solutions that save and improve lives. An integral part of our companys’ IT operating model, Tech Centers are globally distributed locations where each IT division has employees to enable our digital transformation journey and drive business outcomes. These locations, in addition to the other sites, are essential to supporting our business and strategy.
A focused group of leaders in each Tech Center helps to ensure we can manage and improve each location, from investing in growth, success, and well-being of our people, to making sure colleagues from each IT division feel a sense of belonging to managing critical emergencies. And together, we must leverage the strength of our team to collaborate globally to optimize connections and share best practices across the Tech Centers.
The OT Security Engineer (Level 2) designs and delivers project-driven OT cybersecurity solutions that keep pharmaceutical manufacturing secure, reliable, and compliant. You’ll partner with site engineering/automation, operations, network services, and enterprise security to deploy scalable security patterns globally—balancing safety, GxP/GMP quality, availability, and risk reduction—and designing for both existing legacy infrastructure and greenfield deployments.
The role focuses on security-by-design for OT: Purdue-aligned segmentation, secure remote access, visibility/monitoring, and OT vulnerability management, delivered through repeatable reference architectures, standards, and implementation playbooks across multiple sites
What will you do in this role
Collaborate with product owners, business stakeholders, and IT Risk Management/Security to identify and assess cyber risks to OT systems, and design and implement effective mitigation strategies.
Review and provide input shop-floor and lab-floor firewall rules, balancing usability, operational requirements, and security.
Create, review, and approve IT infrastructure designs supporting new OT projects, ensuring alignment with OT security standards and architectural principles.
Strong understanding of OT network architecture and segmentation (e.g., Purdue Model, iDMZ, Zones and Conduits)
Hands-on experience with network security controls (firewalls, IDS/IPS, access control, secure protocols)
Familiarity with remote access security solutions (e.g., Zero Trust, privileged access, secure vendor)
Global collaboration: This role will work closely with colleagues across the U.S. East Coast, Dublin (Ireland), Prague (Czech Republic), and Singapore technology centers.
Experience designing or supporting IT and OT systems for manufacturing and laboratory environments in the following domains: Firewalls, Remote Access Management, Network security design & observability
Broad understanding of IT and OT systems supporting Manufacturing & Supply Chain operations, including MES, quality and laboratory systems, resource planning systems, process control technologies, and cold chain / other supply chain systems.
Intermediate understanding of industrial/OT security concepts and familiarity with relevant industry standards and guidance, such as NIST SP 800-53, NIST SP 800-82, and related NIST publications.
Entry-level cybersecurity certification (e.g., CEH, CompTIA, GISF, GSEC, or similar).
We are known as Merck & Co., Inc., Rahway, New Jersey, USA in the United States and Canada and MSD everywhere else. For more than a century, we have been bringing forward medicines and vaccines for many of the world's most challenging diseases. Today, our company continues to be at the forefront of research to deliver innovative health solutions and advance the prevention and treatment of diseases that threaten people and animals around the world.
Imagine getting up in the morning for a job as important as helping to save and improve lives around the world. Here, you have that opportunity. You can put your empathy, creativity, digital mastery, or scientific genius to work in collaboration with a diverse group of colleagues who pursue and bring hope to countless people who are battling some of the most challenging diseases of our time. Our team is constantly evolving, so if you are among the intellectually curious, join us—and start making your impact today.
Required Skills:
Application Security, Application Security, Applied Engineering, Certificate Services, Cloud Security, Computer Science, Cybersecurity Analytics, Cybersecurity Operations, Delivery of Security Applications, Design Applications, Information Security, Information Technology (IT) Infrastructure, Information Technology (IT) Risk Management, IT Security Operations, Laboratory Design, Network Segmentation, Operational Technology (OT) Security, Pharmaceutical Manufacturing, Security Engineering, Security Platforms, Security Risk, SLA Management, Stakeholder Engagement, System Designs, Teamwork {+ 4 more}
Preferred Skills:
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Search Firm Representatives Please Read Carefully
Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company. No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails.
Employee Status:
Regular
Relocation:
VISA Sponsorship:
Travel Requirements:
Flexible Work Arrangements:
Hybrid
Shift:
Valid Driving License:
Hazardous Material(s):
Job Posting End Date:
06/18/2026
- A job posting is effective until 11:59:59PM on the day BEFORE the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.
Requisition ID:R398814
