Job Title:
Engineer II, Mechanical Systems Engineering
The Role:
We areseekinga talented and motivated Mechanical Systems Engineerto join our team, focusing on the development and optimization of gas purification systems. This positionis responsible fordesign,documentation, analysis,testingand collaborating across functions to implement advanced technologies in gas purification systems.
In this role, the Mechanical Systems Engineerwill work closely with mechanical, electrical, controls, software, manufacturing, quality, compliance,suppliersand global engineering teams to support new product development, product transfer, qualification, productionreadinessand continuous improvement activities.
WhatYou’llDo:
Design mechanical components,assembliesand sub-systemsfor UHP gas purification systems
Size and select components asrequiredto meet UHP gas purifier systemdesign, performance, safety,reliabilityand compliancerequirements.
Createandmaintainsolid models,engineeringdrawings,designspecifications, BOMs,proceduresand other required documents to support development of systems.
Work closely with cross-functional teams, including fellow mechanical engineers,controlsengineersand electrical engineers for full systems integration.
Understand and support system-level architecture, P&ID, gas flow path,componentfunction, operatingsequenceand subsystem interfaces.
Conductanddocument engineering calculations,analysisand simulationsto evaluate system performance,reliabilityand technical feasibility
Support testing, validation, qualification, FAT, STP,commissioning, troubleshootingand production build activities as needed.
Work withcomponentsuppliers, manufacturingqualityand operations to ensure products meet design requirements.
Support product transfer activities, including design package review, BOM structure, routing readiness, documentation gaps, first buildsupportand issue closure.
Analyze andoptimizepurification processes to enhance efficiency, reduce energyconsumptionand minimize environmental impact.
Prepare detailed technical documentation, including engineering drawings, design specifications, test reports, build records, engineeringsummariesand issue trackers.
Supportimplementationofengineering change, drawing updates, production configurationcontroland continuousimprovementinitiatives.
Stay updated with the latest advancements in gas purification technologies and contribute to continuous improvement initiatives.
What We Seek:
Bachelor's or master’sdegree in mechanical engineering ora relatedfield.
5-8 years of experiencepreferredin mechanical engineering with aBachelor’sdegree;or 3-6 years ofrelevant engineeringexperience with aMaster’sdegree.
Proficiencyin SolidWorks CAD software and simulation tools (e.g., SolidWorks Simulation, ANSYS).
Strong analytical and problem-solving skills, with the ability to troubleshoot complex systems and processes.
Hands-on experience troubleshooting mechanical, process, test, or system integration issues during assembly, testing, or commissioning.
Excellent verbal and written communication skills, with the ability to convey technical information clearly and concisely.
ExperiencewithSAP ERP systems, especially BOMs,routingsand documentation.
Proficiencyin Microsoft Office tools.
Ability to work effectively in a collaborative team environment and manage multiple projects simultaneously. Advises and mentors less experienced engineers.
Ability to prioritize workload and self-manage projects, handle multipletasksand meet strict deadlines.
Detail-oriented and strong problem solving and decision-making skills with the ability to troubleshoot complex systems and processes.
Experience working in a global company with cross-site collaboration.
A proactive mindset with a passion for innovation and sustainability
DraftsightAutoCAD 2D CAD experienceisa plus.
Outstanding Candidates Will Have:
Technical Expertise Deep understanding of mechanical systems engineering principles and purification technologies, with hands-on experience in design and systems optimization, complemented by advanced analytical and simulation capabilitiesAdvanced understanding of fluid dynamics. Experience with process simulation software.
Adaptability Ability to adapt to new challenges and technologies and a willingness to learn and grow within the role.
Attention to Detail Meticulous attention to detail in design,testingand documentation to ensure high-quality outcomes.
Key Success Factors:
Adherence to project schedules andtimelycompletion of design,testingand implementation phases.
The thoroughness and clarity of documentation produced, ensuring it meets industry standards and is useful for future references.
Contributions to the development ofnew technologiesor improvements to existing systems.
Effective teamwork and communication with othercross functional teams, globalengineeringand stakeholders.
WhatWeOffer:
At Entegris, we invest in providingopportunitiesforour employees and promote from within.Thenewhireinthisrolewillhavethepotentialtogrowandcreaterelationships across the organization and be recognized fordemonstratedsuccess and adherence to company PACE values.
Ourtotalrewardspackagegoesaboveandbeyondjustapaycheck.Whetheryou’relooking to build your career, improve your health, or protect your wealth, we offer generous benefits to help you achieve your goals.
Competitive Contractual and Profit-Sharing Bonuses: Rewarding your hard work and dedication.
Comprehensive Health Insurance: Tailored packages to meet your individual needs.
Generous Paid Public Holidays: Enjoy 17 days off to celebrate and relax.
Empowering PTO Policy: Take the time you need to recharge and come back refreshed.
Education Assistance:Support foryour continuous learning and development.
Values-Driven Culture: Work with colleagues who embody People, Accountability, Creativity and Excellence.

Artificial intelligence, augmented reality, Internet of Things – these are not just trends, they are drivers changing the way people live across the globe. With these new drivers and the increasing speed of innovation, there comes an expectation for higher-quality, higher-performing technologies at a faster pace.
Every day, and for more than 50 years, Entegris’ singular mission has been to help customers utilize our advanced science-based solutions to support demand drivers; to innovate faster and more efficiently; and ultimately to transform the world. Through the power of our solutions and technology expertise, Entegris provides customers with innovative, science-based solutions to their toughest technology challenges.
Headquartered in Billerica, Massachusetts, Entegris employs approximately 8,000 people worldwide, with roughly half employed in Asia-Pacific or Europe.
With research and development, customer service, analytical labs, and manufacturing in Asia-Pacific, North America and Europe, Entegris supports customers around the globe as they take technology to the next level.