Sourcing Manager (Foundry & OSAT) at Lumilens (Singapore)

Lumilens· Singapore·2d ago

Role details

Work type

Onsite

Employment

Full-Time

Job description

Supplier Strategy & Selection: Work with management on the long-term global sourcing strategies and identify, evaluate, and select top-tier foundry and OSAT partners.
Capacity & Demand Planning: Negotiate and secure capacity & CT of wafer, assembly, and test services to meet product roadmaps and revenue goals.
Cost Optimization: Lead "should-cost" analysis, drive competitive RFQs (Request for Quotations), pricing benchmarking and negotiate pricing and contracts to achieve cost reduction targets.
Manufacturing Service Agreement (MSA): Participate in the drafting of MSA. Review the adequacy of MSA to ensure manufacturing delivery commitment and financial obligation by the suppliers. Enforce the T&C of MSA.
Others: Company’s advocate to escalate and resolve commercial & delivery issues. Participate in QBR with the suppliers and drive commercial improvements.
Cross-Functional Alignment: Work closely with engineering, supply chain, and business units to align sourcing with new product development (NPD).

Education: Bachelor’s degree in Engineering, Science, Supply Chain Management, or Finance.
Experience: 5-10+ years of procurement or supply chain management experience specifically within the semiconductor, foundry, and/or OSAT industry.
Technical Knowledge: Understanding of wafer fabrication processes, advanced packaging (e.g., WLP, 2.5D/3D), and testing, or semiconductor planning/production control experience, an added advantage.
Core Skills: Exceptional commercial acumen, high-level contract negotiation abilities, data-driven analytical & reporting skills.
Language/Travel: Fluency in English and Mandarin (added advantage) to communicate with stakeholders from Mandarin speaking regions, with international travel capabilities.

Culture: Fast-paced startup environment with deep technical expertise; mission-driven focus on enabling the future of AI
Work policy: In-office (HQ San Jose, CA with Bengaluru, India as major hub) [builtin.com]
Perks: Opportunity to work on cutting-edge photonics, robotics, and AI manufacturing; direct impact on world’s largest AI infrastructure
Engineering culture: Heavy emphasis on silicon photonics, hardware design, robotics automation, and system-level architecture. Teams are led by veterans from Cisco, Juniper, Meta, Lumentum, Coherent.

One-liner: Lumilens designs and manufactures next-generation photonic interconnects to massively scale AI compute infrastructure.
Entity Type: Private (Series B – led by Accton Technology; prior Series A of $30M from Mayfield and Spark Capital)
Headquarters: San Jose, California, USA
Founded: 2024
Founders: Ankur Singla (CEO), Samuel Liu (VP Products), Ritesh Kapahi (VP/GM India), Dave Friedman (VP Operations)

Primary industry: Photonics / optical interconnects for AI data centers
Target customers: Large-scale AI providers and hyperscale data center operators (B2B, Enterprise)
Mission: “To rapidly innovate in photonics and connectivity architectures to enable the massive scaling of compute infrastructure required to deliver the full potential of AI.”

Photonic Interconnects (Scale-Out & Scale-Up): High-density, low-latency optical links that enable cluster-to-cluster and direct GPU-to-GPU connectivity. Supports 100x higher quantity of GPU direct connections than legacy approaches.
- Type: Hardware (silicon photonics modules) + integrated manufacturing
Automated Manufacturing Platform: End-to-end custom robotics and AI-optimized production processes to maximize yield, quality, and supply-chain flexibility.
- Type: Service / Manufacturing capability (in-house)

Valuation/Market Cap: Not publicly available
Key Metric: Total funding – $30M Series A (June 2024); Series B led by Accton Technology (amount undisclosed)
Notable Investors/Partners: Mayfield, Spark Capital, Accton Technology
Growth Signals:
- Headcount grew 287% YoY (54 employees as of mid-2025) [linkedin.com]
- Operations in 8 countries: USA, India, Thailand, Poland, Singapore, Czechia, South Korea, Malaysia
- 48 active job postings (+23.1% monthly growth) [linkedin.com]
- Leadership team with deep photonics/networking experience from Cisco, Juniper, Meta, Lumentum, Coherent

In-house silicon photonics development – full control over design and supply chain
Systems-level expertise – can partner on both scale-out and scale-up architectures
Manufacturing automation – robotics + AI processes enable faster innovation, higher quality, and predictable deployment
Standards-based interconnects – easy deployment into existing infrastructure
Manufacturing anywhere – supply-chain continuity and scalable manufacturing

Enable massive scaling of AI infrastructure by overcoming electrical/copper limitations with advanced photonics
Disaggregate GPUs to mitigate power and density challenges in data centers
Expand manufacturing capacity globally and continue to automate production
Align product roadmap with industry standards to accelerate adoption

Sources

lumilens.com – Company overview, mission, leadership, products
lumilens.com/company – Vision, investors, leadership team
builtin.com – Career page, employee count, year founded, office policy
linkedin.com – Headcount, funding details, geographic/department breakdown, job trends, talent sources
jobs.ashbyhq.com – Current job openings (48 listings)