Lead Engineer, Embedded System Verification

Location: Horsham, PA, United States

The Lead Embedded System Verification Engineer will define test infrastructure, review system requirements, develop automated test solutions and perform end-to-end validation of optical transmission systems. Working with cross-functional teams, you will help ensure new and existing products meet performance, quality and customer requirements.

What You’ll Do

• 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.
  • 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.

About You...

• 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.
• Experience with 100G, 400G and 800G optical transponder modules would be advantageous. Knowledge of Chinese is also an asset.

 

Our ICARE Values

Everything we do is guided by our ICARE values:

• 🤝 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.

About Us

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.


Job Summary: Senior Integration and Validation test engineer for DWDM Optical Networking products. Responsibilities include specifying test infrastructure, reviewing system requirements, developing and executing automated test cases and providing project status reports.