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Coherent

Global laser technologies and systems supplier

Senior Engineer - Software Integration

Test Automation EngineeringUpdated on Nov 10
Full-timeNo salary listed

About the Job

Requirements

  • A degree in Electrical Engineering, Computer Science, or a related discipline is required.
  • At least eight years of embedded software verification experience is required.
  • At least five years of optical networking industry experience covering Layer 0 and/or Layer 1 equipment is required.
  • Experience automating northbound interface testing using NETCONF/YANG, RESTCONF, CLI, or SNMP is required.
  • Strong Python scripting and Linux-based embedded system testing experience is required.
  • Knowledge of TCP/IP, Ethernet, OSPF, BGP, LLDP, and RSTP is required.
  • Experience with DWDM systems and technologies such as EDFA, Raman amplifiers, WSS, OSC, OCM, and OTDR is required.
  • Familiarity with OTN and 100G, 400G, and 800G transponder products is required.
  • Experience with Agile development, CI/CD, and DevOps practices is required.
  • Familiarity with third-party test equipment and system-level automation is required.
  • Knowledge of networking data models, including OpenConfig and YANG, and relevant security protocols is required.
  • Strong English communication skills and experience working with global teams are required.
  • The candidate must be able to work independently, manage competing priorities, and deliver against demanding schedules.

Responsibilities

  • Review system requirements and develop comprehensive test plans covering functional, performance, and boundary scenarios.
  • Create traceability matrices linking test cases to system requirements.
  • Establish verification standards, tools, and best practices for the team.
  • Validate optical provisioning, alarms, telemetry, and software upgrades across NETCONF, CLI, and gRPC interfaces.
  • Perform end-to-end black-box testing from SDN network controllers to network elements.
  • Verify network protocols, including OSPF, BGP, and LLDP.
  • Verify optical systems, including EDFA/Raman amplifiers, OSC, WSS, OCM, and OTDR.
  • Verify OTN and high-speed transponder functionality.
  • Develop and maintain Python-based test automation.
  • Build CI/CD regression pipelines using Jenkins or GitLab.
  • Run daily sanity, regression, and software/hardware upgrade testing.
  • Maintain test repositories and produce release test-summary reports.
  • Create tests for new customer requirements and retest bug fixes for legacy products.
  • Support customer validation of new system features.
  • Mentor junior verification engineers.
  • Lead automation-script reviews and promote consistent engineering practices.
  • Collaborate with hardware, software, and system architecture teams to improve product performance and development processes.

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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