Semtech
Backend Process Engineer
USA - Alhambra, CA · Mid
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odds of building a lasting career here
Sponsors, but it's cap-subject — you still face the weighted lottery (~30% per draw at Level II). Good if you win; have a cap-exempt backup on your list.
Lottery odds assume a STEM candidate.
Personalize to your clock →H-1B wage level
the lottery is wage-weighted — each level is one more entry
$8,638 more — $108,638 — moves this role to Level II and 2 lottery entries. That figure is inside the range the employer already advertised.
Based on the DOL prevailing wage for this occupation and worksite, a base salary of $108,638 would place this position at wage Level II. That figure is within the posted range, and I'd like to target it. This role classifies under "Materials Engineers" for prevailing-wage purposes.
DOL prevailing wage, 2026-27 wage year · Materials Engineers (17-2131) · Los Angeles-Long Beach-Anaheim, CA. Wage level is derived by USCIS from the offered wage, occupation and worksite; the occupation shown is inferred from the job title.
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Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.
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About the role
- This role provides technical ownership of critical backend modules including wafer lapping/thinning, n-side metallization, rapid thermal annealing (RTA), and automated optical inspection (AOI).
Responsibilities
- Own and optimize backend wafer fab processes including lapping/thinning, n-side metallization, and RTA
- Maintain stable manufacturing performance through continuous monitoring and improvement
- Own and maintain AOI processes for backend defect detection and yield monitoring
- Drive singulation yield improvement and defect reduction through data analysis and root-cause investigations
- Implement corrective and preventive actions and verify effectiveness
- Singulation, Optical Coatings, and Packaging Interface Support (20%):
- Support cleaving, dicing, and singulation processes to ensure device integrity
- Provide process engineering support for AR/HR optical coatings and vendor qualifications
- Collaborate with packaging, device, and reliability teams to ensure packaging readiness
- New Product Introduction and Technology Support (10%):
Requirements
- Bachelor's degree or higher in Chemical Engineering, Materials Science, Electrical Engineering, Physics, or a related field
- Minimum of 3+ years of experience in backend semiconductor processing
- Hands-on experience with lapping/thinning, metallization, and thermal processes
- Experience with AOI systems, yield analysis, and data-driven process improvement
- Strong understanding of singulation, packaging interfaces, and reliability requirements
- Proficiency in SPC, DOE, and statistical analysis
- Ability to work across cross-functional manufacturing and engineering teams
- Familiarity with AR/HR optical coating processes
- Incumbents may be required to perform job-related tasks other than those specifically included in this description.
Nice to have
- Preferred experience with InP or III-V optoelectronic devices
- Experience supporting high-mix, low-volume manufacturing environments preferred
Compensation
- A reasonable estimate of the pay range for this position is $100,000 - $135,000.
This listing is sourced directly from Semtech's careers page and normalized into a canonical job model.