> Markdown version of [/jobs/ext/4385166-senior-supplier-quality-engineer-optics-asic-and-network-fabric](https://www.wearedevelopers.com/jobs/ext/4385166-senior-supplier-quality-engineer-optics-asic-and-network-fabric). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Supplier Quality Engineer, Optics, ASIC, and Network Fabric - **Company:** IREN LLC - **Location:** San Francisco, CA, United States (Remote available) - **Experience:** Expert - **Salary:** $240,000.0 - $300,000.0 - **Contract:** Permanent contract - **Skills:** Data Analysis, Code Coverage, Data Centers, Ethernet, Failure Mode Effects Analysis, InfiniBand, Networking Hardware, Routing, Software Reliability Testing, Statistical Process Control (SPC), AI Infrastructure, IEEE 802.3, Application Specific Integrated Circuits, Data Center Networking - **Published:** October 22, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=814772cd31690f9e ## About the Role * Bachelor's degree in Electrical Engineering, Optical Engineering, Manufacturing Engineering, or a related technical field; advanced degree preferred. * 7+ years of experience preferred in supplier quality, manufacturing quality, or product quality for optics, networking silicon, switches, or data center network hardware, ideally at a hyperscaler, cloud provider, or AI infrastructure company. * Knowledge of network hardware technologies (optical transceivers and AOC/DAC cables, switch and NIC ASICs, SerDes and high-speed interconnects, TOR, leaf, and spine fabric switches, and routing, switching, and transport fundamentals). * Proven experience qualifying and managing optics, semiconductor, and switch suppliers and contract manufacturers, including supplier audits, PPAP or equivalent, First Article Inspection, and early technical and capability assessments of new-technology suppliers. * Working expertise with supplier test and inspection methods for optics and network hardware, including optical power, loss, and eye-margin testing, BER and link-level testing, ASIC and board-level functional test, and burn-in. * Hands-on experience driving supplier manufacturing operations, including reliability and quality requirements, incoming inspection, and acceptance criteria for optics, ASICs, and fabric switches. * Strong knowledge of quality methodologies (FACA/CAPA, 8D, SCAR, FMEA, SPC/Cpk, reliability testing), PLM-based BOM and change management, and data center spares planning. * Experience with Ethernet and InfiniBand fabrics, 400G/800G optics, and relevant standards (IEEE 802.3, OIF, MSA, OCP) preferred. * Strong problem solving, data analysis, and communication skills, with the ability to operate autonomously and drive root cause and corrective actions across cross-functional and supplier teams. ## Description * Own supplier quality strategy for IREN's optics, ASIC, and network fabric hardware, from supplier qualification and NPI through volume production and sustaining. * Qualify new suppliers and contract manufacturers for optical transceivers, AOC/DAC and fiber cabling, switch and NIC ASICs, and TOR, leaf, and spine switches through audits, process capability reviews, and First Article Inspection. * Partner with Technical Sourcing to identify and assess suppliers with emerging optics, ASIC, and fabric technologies, evaluating their technical capability, quality maturity, and production readiness to accelerate program delivery. * Define supplier quality standards, test and inspection methods, and acceptance criteria for optics, ASIC, and fabric components, and drive continuous improvement with suppliers to meet quality targets. * Lead root cause analysis of optical link degradation, transceiver and cable failures, ASIC and board-level defects, and fabric switch failures during integration, cluster bring-up, and data center operation, owning the Major Issue List. * Drive supplier corrective and preventive actions (SCAR, 8D, FACA/CAPA) and SPC-based process control at suppliers to reduce defect rates and achieve quality and reliability goals. * Work with cross-functional teams to own optics, ASIC, and fabric hardware supply and ensure on-time delivery, cost, quality, and reliability targets are met. * Advance supplier and incoming test coverage, including optical power and eye-margin testing, BER and link-level testing, and ASIC functional test, to maximize network fabric reliability. * Conduct Source Inspections and supplier process audits, and maintain supplier quality documentation, BOMs, and engineering changes in PLM tools. * Establish supplier quality KPIs (incoming DPPM, FAI pass rate, link error and optics failure rates, field failure rate, SCAR closure) and supplier business review cadences, and report performance to leadership. Other important requirements * Pre-employment screening, including background check and substance testing may be required according to company policies. * Must be able to reliably commute to the assigned office location on scheduled in-office days under the hybrid work arrangement. * This role requires willingness to travel domestically and internationally to supplier, manufacturing partner, integration, and data center sites. * IREN does not yet have an office in the Bay Area (a Santa Clara office is planned); until it opens, this role will work remotely, transitioning to hybrid on-site work once the office is established., IE US Operations, Inc. "IREN" participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the United States. By applying for this position and submitting your resume and application materials, you consent to the processing of your personal information in accordance with our Job Applicant Privacy Statement available on our website at www.iren.com.