Senior Director, Manufacturing Software Engineering

• Bachelor’s or advanced degree in Electrical Engineering, Computer Engineering, Computer Science, or related field
• 15+ years of experience in software engineering with significant focus on manufacturing, test, or production systems
• 5+ years of leadership experience managing engineering teams
• Strong background in manufacturing software, test automation, and production systems for semiconductor, photonics, or hardware products
• Proven experience supporting NPI to HVM, including yield ramp and production scaling
• Experience working with contract manufacturers, OSATs, and/or global manufacturing partners
• Strong programming experience (Python, C/C++, or similar) for automation, test, and data systems
• Deep understanding of manufacturing KPIs: yield, throughput, cycle time, cost, and quality
• Experience with MES systems, data pipelines, and manufacturing analytics

• Experience with optical transceivers (QSFP, QSFP-DD, OSFP) and high-speed modules (400G, 800G, 1.6T)
• Background in silicon photonics, advanced packaging, or optical module manufacturing
• Experience building factory automation systems and test infrastructure at scale
• Familiarity with DSP-based systems, calibration flows, and optical performance tuning
• Experience supporting hyperscalers or Tier 1 data center customers
• Experience in fast-paced startup or high-growth environments

• Define and lead the software roadmap for manufacturing systems supporting optical transceivers and photonic devices
• Architect scalable test, calibration, and data infrastructure for new product introduction (NPI) and high-volume manufacturing (HVM)
• Drive software solutions for wafer probe, module test, system-level validation, and final test
• Ensure seamless integration with MES systems and factory automation platforms

• Develop software frameworks to improve yield, throughput, and cycle time across manufacturing lines
• Lead implementation of data-driven yield analysis, failure detection, and root cause methodologies
• Build and deploy automated test and calibration systems for optical modules, including DSP tuning and optical alignment
• Partner with manufacturing and quality teams to reduce escapes, improve reliability, and optimize cost

• Ensure manufacturing software meets the scale, quality, and traceability requirements of hyperscale customers
• Support customer qualifications, audits, and production ramp readiness
• Implement robust telemetry, logging, and traceability systems
• Drive alignment between internal manufacturing systems and customer validation environments

• Partner closely with photonics, ASIC, hardware, systems, and operations teams to enable manufacturable product designs
• Support NPI to HVM transitions with robust, production-ready software systems
• Interface with foundries, OSATs, and contract manufacturers to standardize test and software infrastructure
• Collaborate with supply chain and operations to ensure capacity and scalability

• Build, lead, and scale a high-performing software manufacturing and test engineering team
• Establish best practices in software development, release management, and manufacturing deployment
• Drive a culture of operational excellence, accountability, and continuous improvement
• Mentor engineers across software, test, and manufacturing domains

• Competitive executive-level compensation, including meaningful equity participation
• Comprehensive health, dental, and vision insurance
• Opportunity to build and lead a critical engineering function at a rapidly scaling photonics company
• Direct impact on next-generation AI and hyperscale infrastructure
• Collaborative environment with world-class photonics and systems engineers

At Lumilens, we're building the photonics infrastructure powering tomorrow’s AI supercomputing. From chip-to-chip optical interconnects to scalable photonic engines, Lumilens is unlocking a new era of computing: faster, cooler, and massively more efficient.

We are a well-funded startup backed by Mayfield and led by technology veterans. This is a ground-floor opportunity to rethink the optical layer from the silicon up. You'll join a team of world-class engineers tackling the hardest challenges in optics, systems, and scale. If you're looking for mission, momentum, and a chance to make a major impact, jump on the rocket ship—we’re just getting started.