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Coherent

Global laser technologies and systems supplier

Embedded System Verification Engineer

Test Automation EngineeringConfirmed live in the last 24 hours
Full-timeHorsham, PA, USANo salary listedIn-person

About the Job

Requirements

  • A bachelor's degree in Engineering, Computer Science or a related discipline.
  • Five or more years of experience in communications-system verification and testing.
  • Experience automating northbound interface testing using NETCONF/YANG, CLI or SNMP.
  • Experience testing Linux-based embedded systems.
  • Strong Python scripting skills and familiarity with Visual Studio Code.
  • Knowledge of network protocols, including TCP/IP, Ethernet and OTN.
  • Experience with DWDM technologies such as EDFA, WSS, OCM and OTDR.
  • Practical experience using oscilloscopes, optical spectrum analysers and other laboratory debugging equipment.
  • Ability to work independently, manage priorities and deliver against demanding schedules.
  • Strong written and verbal communication skills in English.

Responsibilities

  • Define test infrastructure, review system requirements, develop automated test solutions and perform end-to-end validation of optical transmission systems.
  • Review system requirements and translate them into comprehensive test plans.
  • Create traceability matrices linking test cases to technical requirements.
  • Establish verification standards, tools and best practices for a new team.
  • Validate optical provisioning, alarms, telemetry and software upgrades across CLI and gRPC interfaces.
  • Conduct end-to-end testing of optical transmission systems, including signal-integrity validation; network resilience, protection switching and failure recovery; Layer 1 performance including BER, Q-factor and latency; and Layer 0 performance including optical power, spectrum and OSNR.
  • Develop and maintain Python-based test automation.
  • Implement CI/CD regression pipelines using Jenkins or GitLab.
  • Run daily sanity tests and software/hardware regression testing.
  • Develop test cases for new features and customer-reported issues.
  • Produce test-summary and project-status reports for each release.
  • Collaborate with software, hardware, systems and product teams throughout development.

Desired Qualifications

  • Experience with 100G, 400G and 800G optical transponder modules.
  • Knowledge of Chinese.

About the Company

Coherent

Global laser technologies and systems supplier

Coherent provides lasers, laser-based technologies, and system solutions across Commercial Lasers and Components, Industrial Lasers and Systems, and Aerospace and Defense. Its products include laser sources, components, and complete laser systems used in microelectronics, materials processing, medical diagnostics, and research, sold with after-sales services and recurring software and consumables revenue. The company differentiates itself by offering a broad, integrated portfolio of hardware, services, and software across many industries and regions, serving OEMs, end-users, and government customers. Its goal is to grow by expanding product lines and software-enabled services so customers can deploy and scale laser technology in manufacturing, research, and defense applications.

Company size
5,001-10,000
Company stage
IPO
Headquarters
Santa Clara, CA
Founded
1966

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