Specialist, ESE Integration Engineer

Job Description

Specialist, ESE Integration Engineer

The Opportunity

• Join a global healthcare biopharma company and be part of a 130- year legacy of success, and a mission to achieve new milestones in global healthcare. Be part of a technology-driven and data-backed organization supporting a diversified portfolio of medicines, vaccines, and animal health products. Work alongside passionate teams that use data, analytics, and insights to tackle some of the world's greatest health threats.

• Our Technology Centers are globally distributed hubs that enable our digital transformation and business outcomes across IT. They bring together diverse teams to collaborate, share best practices, and deliver solutions that save and improve lives.

• This role is based at our Hyderabad Tech Center and follows a hybrid working model, with 3 days per week in the office and 2 days remote. Candidates are expected to reside within commuting distance of the Hyderabad office.

Role Overview

As an Integration Engineer you will be responsible for preparing low-level design, develop, and maintain Integrations on various platforms. This role involves both creative and analytical skills to solve complex problems and create efficient, reliable integrations. You will use your expertise in integration technologies (such as MuleSoft, REST/SOAP APIs, messaging, and cloud services) to build resilient, scalable, and secure integration services that power our enterprise applications and data products. You will collaborate closely with product managers, engineers and delivery leads, to translate business and technical requirements into reliable integration services. You should be ready to work independently as well as in a team. 

What will you do in this role:

• Design, develop, and deploy integration solutions across MuleSoft and Kong platforms.

• Build and maintain RESTful & SOAP APIs using RAML/OpenAPI, ensuring adherence to API‑led connectivity.

• Implement integration patterns (e.g., API‑led connectivity, message queues, batch integrations, ESB‑style flows) to connect internal and external systems.

• Oversee unit, system, and integration testing using MUnit, JUnit, Test containers, and automated CI/CD pipelines.

• Oversee integrations deployed across AWS (Lambda, ECS/EKS, API Gateway, EventBridge, SQS/SNS).

• Drive secure coding and integration best practices, including use of standard authentication and authorization mechanisms (e.g., OAuth2, JWT).

• Ensure integration solutions follow governance for versioning, security, SLAs, and documentation standards.

• Maintain API documentation, integration inventories, and operational runbooks.

• Participate in Product planning, execution, and delivery, ensuring alignment with both functional and Product goals.

• Contribute to full-stack development efforts as needed, including back-end services and  application enhancements.

What should you have:

• Bachelor’s degree in information technology, Computer Science or any Technology stream.

• 3-7 years hands-on experience building enterprise integrations using MuleSoft, Kong, or similar platforms.

Preferred Skills:

Primary Skills (Must have):

• Integration platforms: MuleSoft Anypoint Studio, API Manager, Runtime Manager and other MuleSoft tools.

• Strong understanding of integration concepts, ESB, and SOA and API security best practices.

• Knowledge of integration patterns (e.g., synchronous, asynchronous, event-driven).

• Proficiency in authentication and authorization protocols (OAuth, JWT, SAML).

• Familiarity with JSON, XML, XSLT, OData, REST, and SOA.

• Experience with Dataweave for data transformation.

• Familiarity with restful and soap web services.

• Familiarity with CI/CD pipelines for iPaaS integration projects such as Jenkins, MAVEN, ADO. Strong experience with version control systems (GitHub, GitHub action, bitbucket).

• Excellent interpersonal and communication skills (verbal and written) and the ability to work effectively in a matrix organization.

• Strong analytical and problem-solving skills.

• Ability to work independently in a dynamic, fast-paced environment.

Secondary Skills (Nice to have):

• Frontend technologies like HTML, CSS, JavaScript, and frameworks such as React or Angular, along with backend development.

• Knowledge of Java/Spring Boot and backend service development.

• Cloud-native, AWS certified would be a plus.

• Product and customer-centric approach.

Who we are:

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.

What we look for:

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 Programming Interface (API), Authentication Protocols, Authorizations, CI/CD, DevOps, GitHub, JSON, Mulesoft CloudHub, OAuth, RESTful APIs, Security Assertion Markup Language (SAML), SOAP Web Services

Preferred Skills:

Current Employees apply HERE

Current Contingent Workers apply HERE

Secondary Language(s) Job Description:

#MSDHYDIT

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:

Domestic

VISA Sponsorship:

No

Travel Requirements:

No Travel Required

Flexible Work Arrangements:

Hybrid

Shift:

Not Indicated

Valid Driving License:

No

Hazardous Material(s):

n/a

Job Posting End Date:

08/14/2026

*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.