Senior Optical Process and Manufacturing Engineer

Arista Networks is seeking a skilled and driven Senior Optical Process and Manufacturing Engineer to support the transition of next-generation optical interconnects including 800G and 1.6T transceiver modules from R&D into high-volume this role you will work closely with hardware architects design engineers contract manufacturers (CMs) and component vendors to develop robust scalable and cost-effective assembly and test processes. Your work will be essential in ensuring performance yield and manufacturability targets are consistently met or exceeded for Aristas industry-leading optical transceivers.

Youll be part of a highly cross-functional team helping define manufacturing flows debug issues manage process qualifications and support production ramp-up for advanced optical modules and engines including chiplet-based and co-packaged designs.

• Develop and qualify assembly and test processes for optical interconnects high-density optical engines and transceiver modules including fiber attach active/passive alignment and high-precision optical integration.
• Drive process development for wire-bonding and flip-chip assemblies used in optical engines and chiplet packaging.
• Collaborate with design teams on DFX (Design for Manufacturing Test and Yield) to ensure smooth product transition into mass production.
• Work closely with CMs and vendors to define process controls tooling fixtures and automated test solutions.
• Drive yield improvement root cause analysis and continuous process optimization from pilot to production builds.
• Support optical epoxy dispensing underfill MPO connector assembly and other complex packaging processes.
• Create and manage process documentation such as PFMEA control plans work instructions and test specifications.
• Analyze production and reliability data to identify trends improve process performance and mitigate risks.
• Participate in supplier and CM audits qualifications and equipment/process validation.
• Collaborate with supply chain and quality teams on material selection incoming inspection and vendor management.
• Work with design test and reliability teams to ensure module quality cost and performance meet Aristas standards.

Qualifications :

• B.S. or higher in Optical Electrical Mechanical or Manufacturing Engineering or a related field.
• 5 years of experience in manufacturing or process engineering for optical transceivers photonics modules or advanced packaging.
• Strong knowledge of optical component assembly including fiber attach active/passive alignment optical bonding epoxy dispense and sealing techniques.
• Hands-on experience with wire-bonding and flip-chip assembly processes in an optical or semiconductor packaging environment.
• Experience in high-volume module-level manufacturing including collaboration with global contract manufacturers (CMs).
• Familiarity with MSA transceiver form factors (e.g. QSFP-DD OSFP) and key optical performance metrics.
• Solid understanding of optical testing methodologies such as TDECQ receiver sensitivity insertion loss and return loss.
• Experience in failure analysis root cause identification and yield improvement.
• Proficiency with process control tools (SPC DOE) and quality tools (8D FMEA).
• Excellent communication documentation and cross-functional collaboration skills.

Preferred Qualifications

• M.S. or Ph.D. in Engineering with a focus on optics packaging or manufacturing technologies.
• Experience with optical engine packaging chiplet-based assembly or co-packaged optics.
• Expertise in thermal mechanical and material management in advanced photonic packaging.
• Familiarity with low-temperature soldering reflow limitations of optical epoxies and alternative attach processes.
• Hands-on experience with automated assembly and test equipment including high- precision wire bonders and flip-chip bonders.
• Experience in DFM/DFX reviews and the NPI lifecycle from EVT through MP.
• Knowledge of reliability testing and qualification standards for datacom optical modules.

Compensation Information:

The new hire base pay for this role has a pay range of $150000 to $230000. Arista offers different pay ranges based on work location so that we can offer consistent and competitive pay appropriate to the market. The actual base pay offered will be based on a wide range of factors including skills qualifications relevant experience and work location. The pay range provided reflects base pay only and in addition certain roles may also be eligible for discretionary Arista bonuses and equity. Employees in Sales roles are eligible to participate in Aristas Sales Incentive Plan which pays commissions calculated as a percentage of eligible -based employees are also entitled to benefits including medical dental vision wellbeing tax savings and income protection. The recruiting team can share more details during the hiring process specific to the role and location.

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Additional Information :

Arista Networks is an equal opportunity employer.  Arista makes all hiring and employment-related decisions in a non-discriminatory manner without regard to race color religion sex sexual orientation gender identity national origin or any other factor determined to be unlawful under applicable federal state or law law.  All your information will be kept confidential according to EEO guidelines.

Remote Work :

No

Employment Type :

Full-time