Mechanical Project Engineer Visa Sponsorship Jobs in California
California is one of the top states for mechanical project engineer visa sponsorship, with hiring concentrated in aerospace and defense firms like Northrop Grumman and Raytheon in Los Angeles, semiconductor and clean energy companies in the Bay Area, and advanced manufacturing employers across San Diego and Sacramento. The state's deep engineering talent pipeline supports consistent H-1B sponsorship activity.
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INTRODUCTION
Thornton Tomasetti applies engineering and scientific principles to solve the world’s challenges. An independent organization of creative thinkers and innovative doers collaborating from offices worldwide, our mission is to bring our clients' ideas to life and, in the process, lay the groundwork for a better, more resilient future. We provide support and opportunities to our employees to achieve their full potential and cultivate a rewarding career. Our Forensic practice investigates problems in the built environment and provides evidence-based solutions founded on rigorous science and physics. We assist attorneys, property managers, building owners, contractors, manufacturers, and design professionals with a wide range of engineering and architectural issues.
THE ROLE
We have an immediate opportunity for a Senior Mechanical Project Engineer with interests in forensic investigation, litigation support, and risk loss consulting for industrial and commercial installations. The investigations include failure origin and cause analysis, construction defects, evaluation of system performance compared to requirements, risk loss insurance, claims response, and litigation support. The successful candidate will possess curiosity, engineering excellence, and solid writing skills for this position. You will have the opportunity to lead investigations in the built environment, industrial facilities, transportation sector, and high-tech applications. You will be supported in this role by a diverse team ranging from entry-level engineers to senior management.
Responsibilities
- Work directly with a wide variety of clients, including attorneys, property owners, contractors, and insurance professionals on a wide range of investigations which may involve field investigations, property assessment and analysis, extent and scope of damage, cause of damage, building code analysis, construction defects, and professional standard of care.
- Manage projects independently and provide support to senior staff on projects as needed.
- Involvement in business development activities such as conferences and business development events.
REQUIREMENTS
- Bachelor’s degree in mechanical engineering.
- 6+ years of experience in MEP Design or investigation.
- Professional Engineering (PE) License in at least one jurisdiction and the ability to obtain licensure in others.
- Ability to write reports that clearly express engineering opinions and conclusions and support these conclusions/opinions with facts and sound engineering principles.
- Ability to work collaboratively with other disciplines, meet deadlines and travel to work sites.
- Ability and willingness to travel for short durations for certain assignments.
COMPENSATION
The rate for this position generally is $108,000 - $139,000 annually. This range is a good faith estimate provided pursuant to the California Pay Transparency Law. It is based on what a successful California applicant might be paid and assumes that the successful candidate will be in California or perform the position from California. Similar positions located outside of California will not necessarily receive the same compensation. Actual pay rates may vary from the range, as permitted by California Equal Pay Transparency Law. Compensation offers will be based on various factors, including operational needs, individual education, qualifications and experience, work location and comparison to employee already in the role, as well as other considerations permitted by law. A potential new employee’s pay history will not be used in compensation decisions.
BENEFITS
Depending on your employment status, benefits may include:
- Medical, Dental, Vision, Life, AD&D, Disability and other voluntary benefits
- Flexible Spending Accounts for Medical and Childcare
- Paid Time Off, Family Leave for New Parents, Volunteer Time
- Tuition Reimbursement
- Commuter Transit (where available)
- 401k retirement savings with Company matching on employee contributions and/or qualified student loan repayments
- Fitness Reimbursement
- And other various wellness, diversity/inclusion and employee resource programs and initiatives
Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. Thornton Tomasetti is proud to be an equal employment workplace. Individuals seeking employment at Thornton Tomasetti are considered without regards to age, ancestry, color, gender (including pregnancy, childbirth, or related medical conditions), gender identity or expression, genetic information, marital status, medical condition, mental or physical disability, national origin, protected family care or medical leave status, race, religion (including beliefs and practices or the absence thereof), sexual orientation, military or veteran status, or any other characteristic protected by federal, state, or local laws.
Thornton Tomasetti Global Terms of Use and Privacy Statement
Carefully read these Terms of Use before using this website. Your access to and use of this website and application for a job at Thornton Tomasetti are conditioned on your acceptance and compliance with these terms. Please access the linked document by clicking here, select the country where you are applying for employment, and review. Before submitting your application you will be asked to confirm your agreement with the terms.
Beware Of Recruitment Fraud:
Scammers may attempt to impersonate Thornton Tomasetti. Messages from our firm come only from the ThorntonTomasetti.com domain, Thornton Tomasetti does not use any third-party recruiters. When in doubt, please contact us through our web form here and see how you can protect yourself online here.

INTRODUCTION
Thornton Tomasetti applies engineering and scientific principles to solve the world’s challenges. An independent organization of creative thinkers and innovative doers collaborating from offices worldwide, our mission is to bring our clients' ideas to life and, in the process, lay the groundwork for a better, more resilient future. We provide support and opportunities to our employees to achieve their full potential and cultivate a rewarding career. Our Forensic practice investigates problems in the built environment and provides evidence-based solutions founded on rigorous science and physics. We assist attorneys, property managers, building owners, contractors, manufacturers, and design professionals with a wide range of engineering and architectural issues.
THE ROLE
We have an immediate opportunity for a Senior Mechanical Project Engineer with interests in forensic investigation, litigation support, and risk loss consulting for industrial and commercial installations. The investigations include failure origin and cause analysis, construction defects, evaluation of system performance compared to requirements, risk loss insurance, claims response, and litigation support. The successful candidate will possess curiosity, engineering excellence, and solid writing skills for this position. You will have the opportunity to lead investigations in the built environment, industrial facilities, transportation sector, and high-tech applications. You will be supported in this role by a diverse team ranging from entry-level engineers to senior management.
Responsibilities
- Work directly with a wide variety of clients, including attorneys, property owners, contractors, and insurance professionals on a wide range of investigations which may involve field investigations, property assessment and analysis, extent and scope of damage, cause of damage, building code analysis, construction defects, and professional standard of care.
- Manage projects independently and provide support to senior staff on projects as needed.
- Involvement in business development activities such as conferences and business development events.
REQUIREMENTS
- Bachelor’s degree in mechanical engineering.
- 6+ years of experience in MEP Design or investigation.
- Professional Engineering (PE) License in at least one jurisdiction and the ability to obtain licensure in others.
- Ability to write reports that clearly express engineering opinions and conclusions and support these conclusions/opinions with facts and sound engineering principles.
- Ability to work collaboratively with other disciplines, meet deadlines and travel to work sites.
- Ability and willingness to travel for short durations for certain assignments.
COMPENSATION
The rate for this position generally is $108,000 - $139,000 annually. This range is a good faith estimate provided pursuant to the California Pay Transparency Law. It is based on what a successful California applicant might be paid and assumes that the successful candidate will be in California or perform the position from California. Similar positions located outside of California will not necessarily receive the same compensation. Actual pay rates may vary from the range, as permitted by California Equal Pay Transparency Law. Compensation offers will be based on various factors, including operational needs, individual education, qualifications and experience, work location and comparison to employee already in the role, as well as other considerations permitted by law. A potential new employee’s pay history will not be used in compensation decisions.
BENEFITS
Depending on your employment status, benefits may include:
- Medical, Dental, Vision, Life, AD&D, Disability and other voluntary benefits
- Flexible Spending Accounts for Medical and Childcare
- Paid Time Off, Family Leave for New Parents, Volunteer Time
- Tuition Reimbursement
- Commuter Transit (where available)
- 401k retirement savings with Company matching on employee contributions and/or qualified student loan repayments
- Fitness Reimbursement
- And other various wellness, diversity/inclusion and employee resource programs and initiatives
Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. Thornton Tomasetti is proud to be an equal employment workplace. Individuals seeking employment at Thornton Tomasetti are considered without regards to age, ancestry, color, gender (including pregnancy, childbirth, or related medical conditions), gender identity or expression, genetic information, marital status, medical condition, mental or physical disability, national origin, protected family care or medical leave status, race, religion (including beliefs and practices or the absence thereof), sexual orientation, military or veteran status, or any other characteristic protected by federal, state, or local laws.
Thornton Tomasetti Global Terms of Use and Privacy Statement
Carefully read these Terms of Use before using this website. Your access to and use of this website and application for a job at Thornton Tomasetti are conditioned on your acceptance and compliance with these terms. Please access the linked document by clicking here, select the country where you are applying for employment, and review. Before submitting your application you will be asked to confirm your agreement with the terms.
Beware Of Recruitment Fraud:
Scammers may attempt to impersonate Thornton Tomasetti. Messages from our firm come only from the ThorntonTomasetti.com domain, Thornton Tomasetti does not use any third-party recruiters. When in doubt, please contact us through our web form here and see how you can protect yourself online here.
Mechanical Project Engineer Job Roles in California
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Search Mechanical Project Engineer Jobs in CaliforniaMechanical Project Engineer Jobs in California: Frequently Asked Questions
Which companies sponsor visas for mechanical project engineers in California?
Major sponsors in California include Northrop Grumman, Raytheon Technologies, Lockheed Martin, Apple, Tesla, and SpaceX, along with mid-size defense and clean energy contractors. Aerospace and defense firms in Southern California and semiconductor manufacturers in the Bay Area are among the most consistent H-1B filers for mechanical project engineer roles, based on Department of Labor LCA disclosure data.
Which visa types are most common for mechanical project engineer roles in California?
The H-1B is the primary visa category for mechanical project engineers in California, as the role typically qualifies as a specialty occupation requiring at least a bachelor's degree in mechanical engineering or a closely related field. Some employers also sponsor TN visas for Canadian and Mexican nationals, and O-1A petitions are occasionally pursued by engineers with demonstrated extraordinary achievement.
How to find mechanical project engineer visa sponsorship jobs in California?
Migrate Mate filters job listings specifically by visa sponsorship willingness, making it straightforward to browse mechanical project engineer roles in California without sorting through positions that exclude international candidates. You can filter by location and role to surface employers actively hiring for this position across Los Angeles, San Jose, San Diego, and other California engineering hubs.
Which cities in California have the most mechanical project engineer sponsorship jobs?
Los Angeles and the broader Southern California region lead in volume, driven by the aerospace and defense corridor spanning El Segundo, Redondo Beach, and Huntington Beach. The San Francisco Bay Area, particularly San Jose and Santa Clara, concentrates roles in semiconductors and clean energy. San Diego adds significant demand through defense contractors and biomedical device manufacturers.
Are there any California-specific considerations for mechanical project engineers seeking visa sponsorship?
California employers must pay prevailing wages as determined by the Department of Labor for the specific metro area, and wages in Bay Area and Los Angeles metros tend to be among the highest in the country for this role. The state's dense university pipeline, including UC Berkeley, UCLA, and Stanford, means employers are experienced with sponsoring international engineering graduates, though H-1B cap timing and lottery selection still apply.
What is the prevailing wage for sponsored mechanical project engineer jobs in California?
U.S. employers sponsoring a visa must pay at least the prevailing wage, which is what workers in the same role, area, and experience level typically earn. The Department of Labor sets this rate to make sure companies aren't hiring foreign workers simply because they'd accept lower pay than a U.S. worker. It varies by job title, location, and experience. You can look up current prevailing wage rates for any occupation and location using the OFLC Wage Search page.
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