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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.