Senior Optical Transceiver Firmware Engineer

Senior Optical Transceiver Firmware Engineer

4 days ago - Be among the first 25 applicants

Who You’ll Work With

You will collaborate closely with hardware architects, optical and electrical engineers, and system software teams to define and implement module behavior that meets demanding performance, power, and reliability targets.

Job Description

Arista Networks is seeking a highly motivated and skilled Senior Optical Transceiver Firmware Engineer to develop embedded software and firmware for next‑generation optical modules and engines operating at and beyond. This engineer will play a key role in enabling the performance, manageability, and integration of advanced optical transceivers that power Arista’s high‑speed networking products. In this role, you will be responsible for developing low‑level firmware for optical modules, including control, monitoring, diagnostics, and communication protocols (such as CMIS, I2C, MDIO).

What You’ll Do

• Design, develop, and debug embedded firmware for optical transceiver modules (OSFP, QSFP‑DD, OSFP).
• Implement firmware features to support CMIS, I2C / MDIO communication, module control, diagnostics, and alarms.
• Define firmware architecture and requirements in collaboration with optical hardware, electrical, and system teams.
• Develop and maintain automation tools for testing and validating firmware functionality and compliance.
• Collaborate with manufacturing and operations teams to support production testing, module calibration, and field upgrades.
• Ensure firmware meets reliability, security, and power efficiency targets.
• Participate in code reviews, documentation, and design discussions.
• Stay current with industry standards (CMIS, MSA, IEEE) and contribute to internal adoption of new features.

Qualifications

Compensation Information

The new hire base pay for this role has a salary range of $150,000 to $230,000. 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 Arista’s Sales Incentive Plan, which pays commissions calculated as a percentage of eligible sales. US‑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.

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. All your information will be kept confidential according to EEO guidelines.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Engineering and Information Technology

Industries

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