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Site Manager (OSAT)

Singapore Permanent SG$8,000 - SG$15,000 per month (SG$96,000 - SG$180,000 per year) View Job Description
You will serve as the primary operational interface between the company and its OSAT partners, ensuring smooth execution of assembly, packaging, and test operations to meet delivery, quality, and capacity goals.
  • Opportunity to manage high-volume, high‑impact semiconductor products.
  • Exposure to operations, quality, engineering, and technology development teams.

About Our Client

The client is a well‑established global semiconductor organization known for its strong technical roadmap and high‑volume manufacturing footprint across Asia. The company operates a diversified portfolio of mixed‑technology products and partners closely with multiple backend suppliers to support fast‑paced production ramps and advanced packaging needs. With a strong emphasis on operational excellence, supply stability, and technology enablement, the organization maintains long‑term relationships with its outsourced assembly and test partners while continuously driving improvements in quality, delivery, and manufacturing efficiency. Their Singapore presence serves as a key hub for coordinating regional backend operations and supporting cross‑functional teams across supply chain, engineering, and technology development.

Job Description

  • Oversee OSAT forecasts, WIP movement, and raw material inventory levels.
  • Drive production pull‑ins and expedite critical lots when needed.
  • Monitor OSAT capacity against internal demand and secure additional capacity during upside requirements.
  • Travel to OSAT facilities to support production ramps, resolve delivery issues, participate in audits, and review operational performance.
  • Engage OSAT leadership teams to reinforce priorities, address escalations, and strengthen supplier relationships.
  • Coordinate engineering WIP for technology development, yield enhancement, and qualification builds.
  • Work with cross‑functional teams to ensure timely progression of packaging and test stages.
  • Track cycle time, output, delivery adherence, and operational metrics.
  • Prepare monthly and quarterly performance reports, highlighting risks and improvement actions.
  • Support manufacturing steps for new product introduction, ensuring smooth lot movement and on‑time qualification.
  • Assist in return material authorization (RMA) processing and root-cause follow-ups within backend operations.



The Successful Applicant

  • Bachelor's degree in Engineering, Supply Chain, or a related technical discipline.
  • At least 5+ years of experience in semiconductor backend operations, production planning, or OSAT management.
  • Strong analytical skills and proficiency in interpreting operational/manufacturing data.
  • Excellent communication, stakeholder management, and escalation handling skills.
  • Demonstrated ability to manage multiple priorities in a fast‑paced environment.
  • Knowledge of IC packaging flows, assembly processes, or WLP/WLCSP technologies.
  • Experience with backend materials and BOM structures.
  • Familiarity with process engineering, materials science, or design tools such as JMP, AutoCAD, or PCB/Gerber viewers.
  • Experience with SAP or similar ERP systems for WIP and inventory management.

What's on Offer

Candidates joining this organization can expect a strong platform for professional growth, with exposure to complex semiconductor backend operations, high‑volume manufacturing environments, and cross‑functional collaboration across supply chain, engineering, and technology teams. The role offers the opportunity to directly influence supplier performance, drive operational improvements, and support advanced packaging and test technologies in a fast‑moving, innovation‑focused environment. Employees benefit from a stable global company, clear development pathways, and a culture that values ownership, analytical thinking, and continuous improvement-making it an excellent environment for individuals looking to elevate their operational and technical capabilities in the semiconductor industry.

Contact
Timothy Huang (Lic No: R1980928/ EA no: 18S9099)
Quote job ref
JN-032026-6981237
Phone number
+65 6416 9863

Job summary

Function
Engineering & Manufacturing
Specialisation
Operations Management
What is your area of specialisation?
Industrial / Manufacturing
Location
Singapore
Contract Type
Permanent
Consultant name
Timothy Huang (Lic No: R1980928/ EA no: 18S9099)
Consultant contact
+65 6416 9863
Job Reference
JN-032026-6981237

Diversity & Inclusion at Michael Page

We don't just accept difference - we celebrate it. We encourage applicants from all backgrounds to apply for this role and are committed to building inclusive, diverse workplaces where everyone can thrive. If you require any support or reasonable adjustments during the recruitment process, please let us know.