Staff Engineer, Quality
Coherent
Newark, DE · Posted September 28, 2026
More in Delaware job market · Manufacturing & Industrial · Engineering jobs
About the job
Primary Duties & Responsibilities
Partner with Manufacturing, Process Engineering, and R&D teams to improve product quality, process capability, and manufacturing performance
Spend significant time on the manufacturing floor investigating quality issues, observing processes, and identifying opportunities for improvement
Develop and implement Statistical Process Control (SPC) methods and process monitoring strategies
Lead root cause investigations and implement sustainable corrective and preventive actions
Conduct process capability studies and utilize statistical tools to improve process performance
Develop and maintain Process Failure Mode and Effects Analyses (PFMEA), Control Plans, and risk mitigation strategies
Develop statistically sound sampling plans for incoming materials, in-process inspections, and finished products
Support qualification, inspection, and acceptance activities for raw materials and powders
Evaluate powder characteristics including TPD, particle geometry, morphology, and other critical material attributes
Develop and improve inspection methods, measurement systems, and metrology techniques
Support incoming material qualification and supplier approval activities
Work directly with suppliers to improve material quality, resolve quality issues, and implement corrective actions
Conduct supplier audits and supplier quality assessments as required
Support customer quality activities including corrective actions, complaint investigations, and customer communications
Analyze quality data and communicate trends, risks, and improvement opportunities to leadership and cross-functional teams
Participate in new product introduction, process transfer, and manufacturing scale-up activities
Support and maintain the Quality Management System in accordance with applicable standards and procedures
Education & Experience
Bachelor's Degree in Engineering, Quality Engineering, Materials Science, Mechanical Engineering, Chemical Engineering, Manufacturing Engineering, or related technical field
Minimum 2 years of Quality Engineering experience within a manufacturing environment
Experience applying SPC, Process Capability Analysis, FMEA, and Six Sigma methodologies
Experience leading root cause investigations and implementing corrective actions
Experience working with manufacturing teams in a production environment
Experience interacting with suppliers and managing supplier quality issues
Preferred
Experience with powder materials, advanced ceramics, thermal processing, or advanced manufacturing technologies
Experience with incoming material qualification and supplier development
Experience with Measurement Systems Analysis (MSA)
Experience developing sampling plans and inspection strategies
Experience supporting process transfers and manufacturing scale-up activities
CQE certification
Six Sigma Green Belt or Black Belt certification
Skills & Other Requirements
Strong understanding of quality engineering principles and methodologies
Working knowledge of SPC, DOE, process capability analysis, sampling plans, and statistical methods
Strong problem-solving and root cause analysis skills
Ability to effectively interpret and analyze technical data
Strong understanding of process control and risk management concepts
Ability to challenge assumptions and influence decisions through data and technical reasoning
Excellent communication and interpersonal skills
Demonstrated ability to achieve results independently and within cross-functional teams
Strong organizational skills and ability to manage multiple priorities
Experience with quality management systems and ISO-based manufacturing environments
Proficiency with Microsoft Office and quality data analysis tools
Ability to build effective relationships with operators, supervisors, engineers, suppliers, and customers
Working Conditions
This is an in-person position at our Newark, DE site
Office and manufacturing floor environment with regular interaction with production processes, inspection equipment, manufacturing personnel, suppliers, and customers.
Physical Requirements
Ability to occasionally lift/push/pull up to 25 lbs.
Able to sit, stand, bend, squat, and walk throughout the facility
Ability to work safely around manufacturing equipment and laboratory instrumentation
Safety Requirements
All employees are required to attend scheduled training, follow the site EHS procedures and Corporate EHS standards. This includes the use of proper protective equipment (PPE) as required by the job responsibilities.
Managers will ensure that all safety and environmental procedures are followed consistently. They will ensure that risk assessments are performed, proper training, work instructions, required PPE is available, and will monitor compliance.
Quality & Environmental Responsibilities
Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.
Culture Commitment
Ensure adherence to company’s values (ICARE) in all aspects of your position at Coherent Corp.:
I ntegrity – Create an Environment of Trust
C ollaboration – Innovate Through the Sharing of Ideas
A ccountability – Own the Process and the Outcome
R espect – Recognize the Value in Everyone
E nthusiasm – Find a Sense of Purpose in Work
Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.
If you need assistance or an accommodation due to a disability, you may contact us at talentacquisition@coherent.com .
Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!
Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.