Julie Cristobal
Fremont,CA
Summary
Pursuing opportunities which will allow me to grow professionally, while effectively utilizing my versatile skill set to help your corporate mission and exceed team goals. 28 years experience in the wafer fab environment and 4 years experience in the medical device industry. Extremely motivated and passionate in whatever I choose to do. Strong interpersonal and communication skills and know how to handle and deal with different kinds of people and circumstances. Equally effective working independently and in cooperation with others.
Overview
33
33
years of professional experience
Work History
Metrology Technician
Applied Materials
05.2023 - 11.2024
- Operating multiple Metrology tools such as Ellipsometry, X-rays and Particle counts machines
- (KLA, Rigaku, Nova, Bruker, Philips, SemiLab, ONTO)
- Highly trained in using measuring tools and other equipment for inspecting product specifications
- Primary responsibility is to ensure the goods that come out of the production lines meet specific standards, which can be internal or based on industry regulations
- Responsible to have a keen eye for detail and be mindful of the slightest inconsistencies when measuring and assessing for compliance
- Assist with operational and performance qualifications of calibrated equipment
Manufacturing Technician IV
Coherent (formerly II_VI)
11.2021 - 05.2023
- Process semiconductor wafer in a cleanroom and ESD environment
- Certified in Wet Etch
- Handles chemicals (acids, solvents)
- Set up and operate manufacturing equipment like BR Bench-MTS, Plasma Ashers, Track machines, SUSS, ACT Bench-MTS, NANO, TENCOR, Snow-clean and Stressometer
- Set up and operate Photo Alignment machines like Canon and Nikon
Device Manufacturing Technician 3
Western Digital
11.2004 - 11.2021
- Used to work in the Etch Department Certified in multiple processes
- Operates multiple machines such as Tegal, RSD, ECO-SNOW, Wet Etch Bench ( Nife, Alumina, Copper, RU)
- Used to operate Metrology tools such as AVI, ODIN, NANO ,XRF and Tencor
- Used to performed Microscope Inspection
- Works on medium to high complexity equipment while producing high levels of quality materials
- Able to analyze results and define setup parameters among multiple toolsets
- Follows established policies, processes, guidelines, and methods to accomplish work
- Thorough understanding of operations associated with wafer fabrication
- Consistently works on assignments requiring a high degree of initiative to resolve
- Works independently
- Determines methods and procedures on new assignments
- Often provide guidance to other DMT's
Manufacturing Operator
Hitachi
01.2004 - 11.2004
- Used to work in photo department Responsible for setting up and operating of automatic and semi-automatic machines like the CANON aligner
- Prepared, calibrated, and monitored production machinery to maintain optimal production levels and consistently achieve daily targets
Assembler
Advanced Stent Technology
01.2003 - 01.2004
- Used to work in the assembly line for the heart and peripheral stent
- Used tools such as microscopes, tweezers and other hand-held tools
- Optimized safety and productivity by regularly cleaning and organizing work zones
Assembler
Vascular Architect
03.2001 - 01.2003
- Used to work in the assembly line for the heart stent
- Used tools such as microscopes, tweezers and other hand-held tools
- Assembled orders and packed items for shipment, conveying orders to shipping personnel
Assembler
Guidant
10.1999 - 03.2001
- Used to work in the assembly line for the heart stent
- Used tools such as microscopes, tweezers, and other hand -held tools
- Performed quality checks on finish products to verify compliance
- Specifications and assigned appropriate quality grades
Manufacturing Technician (Wafer Fab)
Read Rite Corp.
07.1995 - 10.1999
- Lead position (1996-1998)
- Used to work in Plating and Etch department
- Operates Nickel Plating and Copper Plating Benches
- Operates Dektak machine for thickness measurement
- Operates BRS bench for resist, nickel and copper removal
- Responsible to report issues and problems to the Lead in a regular basis
Wafer Fab Operator
IBM
02.1992 - 07.1995
- Used to work in Plating and Photo Department
- Operates BRS-bench, FTT Leizt measurement, Alpha Step 701 measurement, Slow-Bake oven
- Set up and operate Photo Aligner Tools like Canon and Nikon
- Verifying wafer count and serial numbers before start of process
- Communicate status of operation in a timely manner to the cell director
Education
Bachelor's degree - Economics
University of Pangasinan
Dagupan City04.1989
Personal Information
Work Permit: Authorized to work in the US for any employer
Timeline
Metrology Technician
Applied Materials
05.2023 - 11.2024
Manufacturing Technician IV
Coherent (formerly II_VI)
11.2021 - 05.2023
Device Manufacturing Technician 3
Western Digital
11.2004 - 11.2021
Manufacturing Operator
Hitachi
01.2004 - 11.2004
Assembler
Advanced Stent Technology
01.2003 - 01.2004
Assembler
Vascular Architect
03.2001 - 01.2003
Assembler
Guidant
10.1999 - 03.2001
Manufacturing Technician (Wafer Fab)
Read Rite Corp.
07.1995 - 10.1999
Wafer Fab Operator
IBM
02.1992 - 07.1995
Bachelor's degree - Economics
University of Pangasinan
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