Field Service Engineer

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📍 Shenzhen, Guangdong, ChinaFull time

About this role

Duties & Responsibilities

 

●Guide partner teams through OLS on-site deployment and follow-up maintenance services, covering construction planning, site surveys, equipment racking, module self-testing, system commissioning, service activation & acceptance, 7×24 remote technical support, 5×8 on-site support, software upgrades, and RMA return processing. 

  1. Supervise partner recruitment and skill training to secure sufficient manpower and rigorous on-site operational discipline for on-time delivery of multiple global customer projects. Establish standardized operating procedures to mitigate adverse impacts on optical networks caused by misoperation during maintenance and troubleshooting. 

  2. Apply for spare parts timely based on project activation progress and allocate inventory to sites to ensure 7×24×4 spare parts support across all global locations; track and analyze spare parts consumption and stock levels. 

  3. Serve as liaison between partner organizations and the OLS manufacturing plant to align delivery schedules. Escalate field quality defects of OLS modules and submit improvement proposals for product design optimization in a timely manner. 

  4. Manage logistics for on-site installation and maintenance, including coordinating test instrument allocation, procuring auxiliary accessories, and promptly communicating & resolving unforeseen on-site incidents. 

  5. Draft, sign and renew service fee contracts with partners; calculate monthly service fees and coordinate on time payment. 

  6. Possess in-depth knowledge of Open Line card System (OLS) networking architectures deployed by internet hyperscalers.

  7. Develop and maintain a product version configuration manual

  8. As a customer interface for network management controllers

 

Qualification & Requirements

 

●Bachelor’s degree or above, majoring in Communication Engineering, Optoelectronics, Computer Science or other relevant disciplines. 

  1. Minimum 5 years of field service experience in the optical communications industry, with at least 2 years of hands-on experience in Open Line card Systems, disaggregated WDM, or data center networking. 

  2. Familiar with the technical culture and procurement frameworks of internet hyperscalers, with a clear understanding of their core demands centered on disaggregation, white-box hardware, automation, and programmability. 

  3. Exceptional cross-functional influence and execution capability to build efficient communication channels bridging partners, product lines, supply chain teams, and end customers.

 

Culture Commitment

Ensure adherence to company’s values (ICARE) in all aspects of your position at Coherent Corp.:

Integrity – Create an Environment of Trust

Collaboration – Innovate Through the Sharing of Ideas

Accountability – Own the Process and the Outcome

Respect – Recognize the Value in Everyone

Enthusiasm – Find a Sense of Purpose in Work

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.


Frequently Asked Questions

Is the salary disclosed for the Field Service Engineer position at Coherent Corp. US?
The salary for this Field Service Engineer role at Coherent Corp. US is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Field Service Engineer position at Coherent Corp. US located?
This Field Service Engineer role at Coherent Corp. US is based in Shenzhen, Guangdong, China. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Field Service Engineer role at Coherent Corp. US full-time or part-time?
This is listed as a Full time position. It is posted as a Field Service Engineer role at Coherent Corp. US.
How do I apply for the Field Service Engineer position at Coherent Corp. US?
Click the "Apply Now" button on this page. You will be redirected to Coherent Corp. US's official application portal hosted on oraclecloud where you can submit your application directly.
When was the Field Service Engineer job at Coherent Corp. US posted?
This Field Service Engineer position at Coherent Corp. US was posted on Aug 27, 2026. Apply as soon as possible — early applications are often reviewed first.
Field Service Engineer
Coherent Corp. US
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