Senior Test Engineer

Req ID #:  214126

Charleston, SC, US, 29407

For 75 years, Charles River employees have worked together to assist in the discovery, development and safe manufacture of new drug therapies. When you join our family, you will have a significant impact on the health and well-being of people across the globe. Whether your background is in life sciences, finance, IT, sales or another area, your skills will play an important role in the work we perform. In return, we’ll help you build a career that you can feel passionate about.


IMPORTANT:   In order to be considered for this position, a resume/CV must be uploaded and submitted during the application process.  Please make sure work history and education are added correctly.   

Job Summary

The Senior Test Engineer serves as a lead role and is responsible to evaluate, recommend, and implement automated test tools and strategies for our projects besides manual testing of our laboratory software/hardware products. This position is a combination of advisory and hands-on involvement for UI testing experience, preferably with Cypress. The senior test engineer will work in conjunction with our System Integration and Software Development teams, responsible to build QA UI test automation scripts and to design, architecture, automation test platforms. Extensive knowledge of Cypress, Azure pipelines and manual software/hardware testing is required to be a successful Senior Test Engineer.

Essential Duties and Responsibilities:
•Design, implement, and conduct test and evaluation procedures to ensure system requirement specifications are met
•Develop, maintain, and upgrade automated test scripts and architectures for web application projects
•Create integration and end to end test cases using Cypress for React.JS web applications and ensure integration Azure pipelines
•Develop a variety of test only scripts to help teams manage test data
•Conduct manual test cases using our laboratory instruments and custom instrumentation software
•Serve as a specialist providing testing know-how of complex software/hardware user and system requirements
•Participates in adhoc projects and performs other duties as assigned

Job Qualifications

•Bachelor’s Degree in Computer Science or equivalent Engineering skillset and work experience in Software Engineering

•5 years of software testing including JavaScript, Cypress UI automation scripts, writing/executing manual/automation test cases, writing/executing validation and verification procedures, and conducted UAT test procedures is required
•Knowledge of continuous integration system (Azure DevOps) to automate application builds, testing, and deployments to web servers are nice to have
•Experience in a regulated software development environment is preferred.

Skills and Abilities:
•Excellent critical systems integration thinking, attention to detail, ability to prioritize and work on multiple projects in a fast-paced, changing environment
•Highly motivated self-starter with a desire to help others and act
•Possess strong communication skill, including written, verbal and presentation in English
•Knowledge in open-source software tools

IMPORTANT: A resume is required to be considered for this position. If you have not uploaded your resume in your candidate profile, please return to upload field and attach your resume/CV. 

About Microbial Solutions
Our Microbial Solutions business group has a comprehensive portfolio of endotoxin testing, microbial detection and microbial identification products and services is unlike any other, and has been purposefully designed to meet the complex and ever-changing needs of the industry. We help clients to ensure product safety and quality with easy-to-use yet robust testing solutions that satisfy regulatory requirements, support critical decision making and improve operational efficiencies.

About Charles River
Charles River is an early-stage contract research organization (CRO). We have built upon our foundation of laboratory animal medicine and science to develop a diverse portfolio of discovery and safety assessment services, both Good Laboratory Practice (GLP) and non-GLP, to support clients from target identification through preclinical development. Charles River also provides a suite of products and services to support our clients’ clinical laboratory testing needs and manufacturing activities. Utilizing this broad portfolio of products and services enables our clients to create a more flexible drug development model, which reduces their costs, enhances their productivity and effectiveness to increase speed to market.


With over 20,000 employees within 110 facilities in 20 countries around the globe, we are strategically positioned to coordinate worldwide resources and apply multidisciplinary perspectives in resolving our client’s unique challenges. Our client base includes global pharmaceutical companies, biotechnology companies, government agencies and hospitals and academic institutions around the world. 

At Charles River, we are passionate about our role in improving the quality of people’s lives. Our mission, our excellent science and our strong sense of purpose guide us in all that we do, and we approach each day with the knowledge that our work helps to improve the health and well-being of many across the globe. We have proudly supported the development of 86% of the drugs approved by the FDA in 2021.

Equal Employment Opportunity
Charles River Laboratories is an Equal Opportunity Employer - all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin, veteran or disability status.

If you are interested in applying to Charles River Laboratories and need special assistance or an accommodation due to a disability to complete any forms or to otherwise participate in the resume submission process, please contact a member of our Human Resources team by sending an e-mail message to This contact is for accommodation requests for individuals with disabilities only and cannot be used to inquire about the status of applications.

For more information, please visit

Nearest Major Market: Charleston South Carolina
Nearest Secondary Market: South Carolina

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