Senior Embedded Security Developer

locations Canada - Ottawa (Bill Leathem) time type Full time posted on Posted Today job requisition id 20261524 It's fun to work in a company where people truly BELIEVE in what they're doing! *We're committed to bringing passion and customer focus to the business.* *If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!* Lumentum Canada was awarded the 2022 National Capital Region’s Top Employers *for the 6th consecutive year* and the 2022 Career Directory Canada’s Best Employers for Recent Graduates *for the 5th consecutive year*. **About Lumentum** At Lumentum, we’re building the tech behind the world’s fastest networks and most advanced systems. Our optical and photonic solutions power everything from AI and cloud computing to data centers, telecom, and advanced manufacturing. We’re a global team of innovators working where light meets technology, solving big challenges that keep the world connected and moving forward. If shaping the future of connectivity excites you, you’ll fit right in. **Why You’ll Love This Role** Lumentum is seeking a Senior Embedded Security Developer to design, implement, and validate security features for next-generation optical circuit switch platforms. This role focuses on device identity, secure provisioning, network management security, and hardware-rooted trust across the product lifecycle—from manufacturing and deployment through operation and recovery. **What You’ll Be Doing** * Design, implement, and maintain gNSI security services and their operational commands and workflows, including authorization, path authorization, credential rotation, and certificate management. * Implement secure zero-touch provisioning (Bootz) and device enrollment workflows, including bootstrap identity, credential issuance, trust establishment, and recovery. * Develop device attestation capabilities using TPM-backed identity and measured-boot evidence, including collection and validation of platform measurements. * Implement and harden TLS and mutual TLS for control, telemetry, and management planes, including certificate issuance, rotation, revocation, and trust-bundle updates. * Build security tests and automation; investigate defects; and support internal and external security reviews. **What We’re Looking For** **Education:** Bachelor’s degree in Computer Science, Computer Engineering, Software Engineering, Electrical Engineering, or a related field, or equivalent practical experience. **Experience:** **Core Requirements:** * 5+ years of embedded software development experience, including substantial work on security-sensitive systems. * Strong Python or Go development skills; familiarity with C or C++. * Experience developing for Linux-based embedded platforms; RTOS experience is a plus. * Practical experience with cryptography, PKI, TLS, and mutual TLS. * Understanding of network-device security and management protocols, such as gRPC, gNMI,