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Senior Software Engineer: MES

Coherent Corp. and Careers
Brook, NJ Full Time
POSTED ON 12/31/2025
AVAILABLE BEFORE 2/28/2026

Job Summary

The Senior Software Engineer will provide data and software solutions to support next-generation semiconductor (SiC) manufacturing at all Coherent sites world-wide. The focus of this role is to implement and support the manufacturing execution system (MES).

A successful candidate would be an entrepreneurial individual with in-depth knowledge of Siemens Opcenter Ex Semiconductor suite, as well as solid general coding capabilities. Experience with an enterprise resource planning (ERP) system is advantageous. The ability to work both independently and within a team, as well as strong communications skill are indispensable for the role. Job location is on-site in Easton, PA or Pine Brook, NJ with on-demand travelling between sites.

Primary Duties & Responsibilities

  • Solution design and implementation of the Siemens Opcenter Ex Semiconductor suite, with an emphasis on the metadata (Designer Studio) and the underlying SQL database.
  • Serve as source-data expert for data applications interfacing with MES.
  • Support manufacturing process change management in the context of MES.
  • Support integration between MES and enterprise resource planning (ERP) platforms.
  • Participate in general data pipeline software development.

Education & Experience

  • A bachelor’s degree in computer science, software engineering, physics, materials science, mathematics, or similar STEM field.
  • Experience in semiconductor manufacturing is advantageous.
  • 5 years’ experience working with Siemens OpCenter Ex Semiconductor suite or its predecessors such as Camstar.
  • Candidates at different experience levels are encouraged to apply, who will be considered for commensurately different job levels.
  • Due to ITAR compliance, this position requires candidates to be a U.S. Citizen, Permanent Resident Alien, or Protected Individual per 8 U.S.C. 1324b(a)(3).

Skills

  • Expertise in Siemens OpCenter Ex Semiconductor suite or its predecessors such as Camstar, especially with the Designer Studio and the underlying SQL database.
  • Thorough understanding of key manufacturing KPIs, such as yield, throughput, and cycle time.
  • Expertise in at least two of the following programming languages: Python, Java, C , C#, Scala, OCaml, Go, Rust.
  • Best practices in collaborative software development: version control, flowcharts, documentation, and clear code comments.
  • Sound understanding of fundamental computer science: algorithms, data structures, and programming paradigms.
  • Ability to learn new concepts and skills fast.
  • Excellent interpersonal and communication skills.
  • Ability to align technical strategies to business objectives.
  • Technical writing skills, such as maintaining standard operating procedures (SOPs) would be advantageous.

Working Conditions

  • Primarily office work on a computer. Occasional light tasks on the factory floor are possible.

Physical Requirements

  • Ability to sustainably work on a computer full-time.
  • Ability to perform light physical tasks on factory equipment.

Safety Requirements

All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.

Quality and 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.

Salary : $102,178 - $138,000

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