Sr. Engineer I - QA IT

MKS Instruments, Inc.; Bengaluru; On-site; INR 900,000 - 1,300,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

MKS Instruments, Inc. is seeking a Senior IT QA Test engineer to lead testing across enterprise applications, including Oracle EBS, SAP, and other ERP platforms. The role emphasizes functional, integration, regression, performance, and UAT testing with a focus on automation and KPI-driven quality.

You will collaborate with global teams, mentor junior testers, and drive defect management, ensuring successful go-live and hypercare activities in a hybrid Bengaluru setting.

Qualifications

• Hands-on manual and automated testing across Oracle EBS, Finance and Web apps.
• Experience leading FIT, SIT and UAT cycles.
• Ability to drive defect triage and test artifacts across SAP/enterprise environments.
• Familiarity with AI-enabled testing approaches and KPI tracking.

Responsibilities

• Design and execute test strategies, plans, and test cases for Oracle EBS with Tosca.
• Lead end-to-end testing across SAP and non-SAP applications including planning and execution.
• Collaborate with analysts, developers and stakeholders to validate requirements.
• Automate test cases and drive test automation initiatives.

Skills

Oracle EBS knowledge

Test planning & strategy

Automation testing

AI in testing

Data analysis for testing

Tools

Tosca

qTest

Power BI

Job description

Job Title: Sr. IT QA Test engineer Position Overview We are seeking an experienced Senior Tester Engineer with strong expertise in testing complex enterprise applications across integrated business environments. The ideal candidate will have extensive experience in functional, integration, regression, performance, and user acceptance testing, along with strong analytical and problem-solving skills. This role requires the ability to lead testing activities across multiple systems, drive defect management processes, and ensure the successful delivery of high-quality business solutions. The Senior Tester will be responsible for planning, coordinating, and executing end-to-end testing activities across SAP and non-SAP applications, including SAP S/4HANA, Oracle, Workday, and other enterprise platforms. The role involves close collaboration with business stakeholders, functional consultants, developers, and project teams to validate business processes, ensure requirements traceability, and maintain high quality standards throughout the project lifecycle.

The successful candidate will have hands‑on experience leading FIT, SIT, and UAT cycles, facilitating defect triage sessions, managing test artifacts, and driving test automation initiatives using modern testing tools and frameworks. Experience with Tricentis Tosca, qTest, AI-enabled testing approaches, performance testing methodologies, and quality engineering best practices is highly desirable. This role also requires strong leadership and stakeholder management capabilities, including mentoring junior team members, tracking and reporting testing KPIs, supporting go‑live and hypercare activities, and collaborating effectively with global teams across different time zones. The candidate will play a key role in advancing test automation, improving testing processes, and driving continuous quality improvements across enterprise transformation programs.

Key Responsibilities:

• Design and execute test strategies, plans, and test cases for Oracle EBS with Tosca
• Perform functional, integration, regression, Performance Testing and UAT testing
• Collaborate with business analysts, developers, and stakeholders
• Identify, log, and track defects through resolution
• Automate test cases using testing tools where applicable
• Support go‑live activities and post‑production validation

Required Skills

Perform hands‑on manual and automated testing across enterprise systems, including Functional, Integration, UAT, Performance Testing and Regression testing Develop, maintain, and optimize: Test scripts, Test data sets, Requirements Traceability Matrices (RTMs) Lead test readiness activities, including Test planning and scoping, Test script development, Test execution scheduling Drive adoption of test management standards and best practices, ensuring consistent and scalable processes Expand and enhance the test automation footprint, including script development, review, and deployment Own and drive testing KPIs, collaborating with cross‑functional teams to meet and exceed targets Support end‑to‑end transformation initiatives, including requirements gathering through go‑live and run‑phase support Collaborate closely with global stakeholders (including US teams) and offshore partners for efficient delivery Comfortable collaborating across time zones and geographies including US.

Technical Skills:

• Must Have Skills: Proficiency in Oracle EBS, Finance, and Web Applications
• Experience with automated testing tools and frameworks.
• Tricentis Tosca with qTest Preferred.
• Good understanding of Use of AI in Test Automation and optimizing testing processes across all test phases.
• Use of Power BI or any dashboarding tools for publishing defects across portfolio
• Ability to analyse and interpret complex data sets to inform testing strategies.
• You will also focus on evolving predictive and intelligent testing approaches, leveraging automation and innovative testing products and solutions to drive improvements in quality engineering.

Additional Information:

The candidate should have minimum 4+ years of experience in Oracle Testing with Tosca. This position is based at our Bengaluru office. Office is in Whitefield and follow Hybrid approach. Work Mode: Hybris (2-3 days/week). If you are a quality-focused testing professional with extensive experience in validating complex enterprise applications and integrated business processes, we invite you to join our team. Bring your expertise in functional, integration, regression, performance, and UAT testing to help ensure the successful delivery of high-quality solutions. In this role, you will collaborate with cross‑functional teams, drive testing excellence, and contribute to large-scale transformation initiatives within a dynamic and collaborative environment.

#LI-MK1 Globally, our policy is to recruit individuals from wide and diverse backgrounds. However, certain positions require access to controlled goods and technologies subject to various export control regulations. Applicants for these positions may be limited (by, for example, their countries of citizenship, country of origin, or immigration status) where required by law or governmental contact, and/or employment made contingent upon the issuance of appropriate governmental licensing.

MKS Inc. and its affiliates and subsidiaries (“MKS”) is an affirmative action and equal opportunity employer: diverse candidates are encouraged to apply.

We win as a team and are committed to recruiting and hiring qualified applicants regardless of race, color, national origin, sex (including pregnancy and pregnancy‑related conditions), religion, age, ancestry, physical or mental disability or handicap, marital status, membership in the uniformed services, veteran status, sexual orientation, gender identity or expression, genetic information, or any other category protected by applicable law.

Hiring decisions are based on merit, qualifications and business needs.

We conduct background checks and drug screens, in accordance with applicable law and company policies.

MKS is generally only hiring candidates who reside in states where we are registered to do business.

MKS is committed to working with and providing reasonable accommodations to qualified individuals with disabilities. If you need a reasonable accommodation during the application or interview process due to a disability, please contact us at: [e-mail]. If applying for a specific job, please include the requisition number (ex: RXXXX), the title and location of the role.

At MKS, it's all about courage, big ideas, and a serious passion for innovation. Winning here is about exploring possibilities, taking action, and solving our customers’ toughest challenges. It's not just a job – it's what you make of it. While you shape your role and make it unique, we invest in you with on‑the‑job and formal training, as well as educational assistance.

Curiosity is key at MKS - ask questions, own your path. Our success comes from celebrating the unique skills, diverse perspectives, and lived experience of employees from over 100 countries.

The goal is to make sure that everyone feels that they belong.

Diversity isn't just a nice-to-have; making sure everyone feels included is a big deal for us.

Our group of ~10,000 employees serves semiconductor manufacturing, electronics and packaging, and specialty industrial markets. With over 3,800 patents, our products are enabling advancements in 5G, renewable energy & storage, artificial intelligence, cloud technology, and big data. We're the behind‑the‑scenes support for some amazing technology.

MKS Instruments enables technologies that transform our world.

MKS Instruments Product Overview