STEM OPT Field Application Engineer Jobs
Field Application Engineer roles sit squarely in STEM OPT territory: employers need engineering or computer science graduates who can bridge product and customer, and your 24-month STEM OPT extension gives you the runway to prove it. Every employer hiring you must be enrolled in E-Verify, so target companies running structured technical sales or solutions engineering teams.
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Get Access To All JobsWho We Are:
Delta, founded in 1971, is a global leader in switching power supplies and thermal management products with a thriving portfolio of innovative energy-saving systems and solutions in the fields of industrial automation, building automation, telecom power, data center infrastructure, EV charging, renewable energy, energy storage, and display, to nurture the development of innovative manufacturing and sustainable cities. As a world-class corporate citizen guided by its mission statement, “To provide innovative, clean and energy-efficient solutions for a better tomorrow,” Delta leverages its core competence in high-efficiency power electronics and its ESG-embedded business model to address key environmental issues, such as climate change. Delta serves customers through its sales offices, R&D centers, and manufacturing facilities spread over close to 200 locations across five continents. Delta has 158 sales offices, 72 R&D centers, and 48 manufacturing facilities worldwide.
Throughout its history, Delta has received various global awards and recognition for its business achievements, innovative technologies, and dedication to ESG. Since 2011, Delta has been listed on the DJSI World Index of Dow Jones Sustainability™ Indices for 11 consecutive years. In 2021, Delta was also recognized by CDP with leadership-level ratings for its substantial contribution to climate change and water security issues and named Supplier Engagement Leader for its continuous development of a sustainable value chain.
Key Responsibilities:
The Field Application Engineer (FAE) – Intelligent Power Systems (IPS) serves as the primary technical resource supporting Delta's portfolio of three-phase and single-phase UPS systems, All-in-One (AiO) power solutions, Power Conversion Systems (PCS), Battery Energy Storage Systems (BESS), and power distribution solutions. This customer-facing role partners with Sales, Product Management, Engineering, and Service teams to support solution design, product integration, commissioning, and technical support throughout the customer lifecycle. The ideal candidate has experience with critical power infrastructure, electrical distribution, and mission-critical applications within data centers, telecommunications, industrial, and commercial environments.
- Serve as the technical expert for Delta's IPS portfolio, including UPS, PCS, AiO, BESS, PDUs, and Static Transfer Switches (STS).
- Support the sales team by providing technical presentations, product demonstrations, solution recommendations, and application engineering.
- Assist customers with system sizing, electrical design, power distribution, redundancy (N, N+1, 2N), battery runtime calculations, and system integration.
- Support commissioning, startup, troubleshooting, factory/site acceptance testing (FAT/SAT), and post-installation technical support.
- Collaborate with Product Management, R&D, and Global Engineering to improve products and resolve customer issues.
- Develop technical documentation and deliver training for customers, partners, and internal teams.
- Travel up to 30% throughout North America for customer support, commissioning, and training.
Minimum Qualifications:
Education
- Bachelor's/Master’s Degree in Electrical Engineering or a related technical field.
Experience
- 3–5+ years supporting UPS systems, PCS, AiO solutions, BESS, power distribution, or critical power infrastructure.
- Experience with three-phase and single-phase electrical systems and mission-critical power applications.
- Knowledge of low- and medium-voltage electrical systems (120V–690V).
Technical Skills
- Strong understanding of:
- Three-phase and single-phase UPS systems
- Power Conversion Systems (PCS)
- All-in-One (AiO) power solutions
- Battery Energy Storage Systems (BESS)
- Power quality and electrical distribution
- Battery technologies (VRLA and Lithium-Ion)
- One-line diagrams, load calculations, and redundancy architectures
Preferred Qualifications:
- Experience supporting data centers, AI infrastructure, telecommunications, healthcare, or industrial facilities.
- Knowledge of PDUs, RPPs, STS, rack power distribution, and energy storage integration.
- Familiarity with IEEE, NEC, UL, and NFPA standards.
- Mandarin language skills are a plus.
Benefit at Delta Electronics Americas:
Benefit at Delta Electronics Americas: Life at Delta
EEO Statement:
Delta Electronics Americas is an Equal Opportunity Employer and is committed to compliance with all applicable federal, state, and local laws. Delta Electronics America is committed to fostering a diverse, inclusive, and respectful workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, age, marital status, national origin, disability, veteran status, or any other protected characteristic.
Who We Are:
Delta, founded in 1971, is a global leader in switching power supplies and thermal management products with a thriving portfolio of innovative energy-saving systems and solutions in the fields of industrial automation, building automation, telecom power, data center infrastructure, EV charging, renewable energy, energy storage, and display, to nurture the development of innovative manufacturing and sustainable cities. As a world-class corporate citizen guided by its mission statement, “To provide innovative, clean and energy-efficient solutions for a better tomorrow,” Delta leverages its core competence in high-efficiency power electronics and its ESG-embedded business model to address key environmental issues, such as climate change. Delta serves customers through its sales offices, R&D centers, and manufacturing facilities spread over close to 200 locations across five continents. Delta has 158 sales offices, 72 R&D centers, and 48 manufacturing facilities worldwide.
Throughout its history, Delta has received various global awards and recognition for its business achievements, innovative technologies, and dedication to ESG. Since 2011, Delta has been listed on the DJSI World Index of Dow Jones Sustainability™ Indices for 11 consecutive years. In 2021, Delta was also recognized by CDP with leadership-level ratings for its substantial contribution to climate change and water security issues and named Supplier Engagement Leader for its continuous development of a sustainable value chain.
Key Responsibilities:
The Field Application Engineer (FAE) – Intelligent Power Systems (IPS) serves as the primary technical resource supporting Delta's portfolio of three-phase and single-phase UPS systems, All-in-One (AiO) power solutions, Power Conversion Systems (PCS), Battery Energy Storage Systems (BESS), and power distribution solutions. This customer-facing role partners with Sales, Product Management, Engineering, and Service teams to support solution design, product integration, commissioning, and technical support throughout the customer lifecycle. The ideal candidate has experience with critical power infrastructure, electrical distribution, and mission-critical applications within data centers, telecommunications, industrial, and commercial environments.
- Serve as the technical expert for Delta's IPS portfolio, including UPS, PCS, AiO, BESS, PDUs, and Static Transfer Switches (STS).
- Support the sales team by providing technical presentations, product demonstrations, solution recommendations, and application engineering.
- Assist customers with system sizing, electrical design, power distribution, redundancy (N, N+1, 2N), battery runtime calculations, and system integration.
- Support commissioning, startup, troubleshooting, factory/site acceptance testing (FAT/SAT), and post-installation technical support.
- Collaborate with Product Management, R&D, and Global Engineering to improve products and resolve customer issues.
- Develop technical documentation and deliver training for customers, partners, and internal teams.
- Travel up to 30% throughout North America for customer support, commissioning, and training.
Minimum Qualifications:
Education
- Bachelor's/Master’s Degree in Electrical Engineering or a related technical field.
Experience
- 3–5+ years supporting UPS systems, PCS, AiO solutions, BESS, power distribution, or critical power infrastructure.
- Experience with three-phase and single-phase electrical systems and mission-critical power applications.
- Knowledge of low- and medium-voltage electrical systems (120V–690V).
Technical Skills
- Strong understanding of:
- Three-phase and single-phase UPS systems
- Power Conversion Systems (PCS)
- All-in-One (AiO) power solutions
- Battery Energy Storage Systems (BESS)
- Power quality and electrical distribution
- Battery technologies (VRLA and Lithium-Ion)
- One-line diagrams, load calculations, and redundancy architectures
Preferred Qualifications:
- Experience supporting data centers, AI infrastructure, telecommunications, healthcare, or industrial facilities.
- Knowledge of PDUs, RPPs, STS, rack power distribution, and energy storage integration.
- Familiarity with IEEE, NEC, UL, and NFPA standards.
- Mandarin language skills are a plus.
Benefit at Delta Electronics Americas:
Benefit at Delta Electronics Americas: Life at Delta
EEO Statement:
Delta Electronics Americas is an Equal Opportunity Employer and is committed to compliance with all applicable federal, state, and local laws. Delta Electronics America is committed to fostering a diverse, inclusive, and respectful workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, age, marital status, national origin, disability, veteran status, or any other protected characteristic.
See all STEM OPT Field Application Engineer Jobs
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Get Access To All JobsTips for Finding STEM OPT Authorization as a Field Application Engineer
Verify your CIP code before applying
Pull your transcript and confirm your degree's Classification of Instructional Programs code maps to an eligible STEM field. Electrical engineering, computer science, and mechanical engineering all qualify, but interdisciplinary programs sometimes carry non-STEM codes that block the extension.
Check E-Verify enrollment before accepting offers
Ask recruiters directly whether the company is enrolled in E-Verify before you advance to offer stage. Field Application Engineer roles often sit inside regional sales orgs or subsidiary entities that may not share the parent company's E-Verify status.
Build a demo portfolio tied to your thesis work
FAE hiring managers evaluate hands-on technical depth, not just credentials. Package a hardware demo, simulation result, or software integration project from your graduate research into a shareable format that shows you can translate engineering concepts for a customer audience.
Target semiconductor and test-and-measurement companies first
These sectors hire FAEs in consistent volume and routinely sponsor STEM OPT students because the role demands specialized engineering knowledge. Search Migrate Mate to filter for employers in these industries with active STEM OPT hiring history.
File your I-983 training plan before your OPT end date
Your DSO must receive a completed I-983 signed by your employer before USCIS approves the 24-month extension. Delays in getting the employer's signature are the most common reason students miss the filing window, so start the form as soon as your offer is signed.
Align your job duties to STEM OPT practical training criteria
USCIS requires that your FAE role directly relate to your STEM degree. Document how responsibilities like circuit-level troubleshooting, firmware integration, or application lab support connect to your specific program of study when completing the I-983 learning objectives section.
Frequently Asked Questions
Does a Field Application Engineer role qualify for STEM OPT?
Yes, if your degree is in a STEM-designated field and the role directly relates to that field of study. FAE positions in hardware, semiconductor, or software sectors typically satisfy this requirement because the work involves applied engineering, technical problem-solving, and product integration. Your DSO confirms eligibility when approving the I-983 training plan.
What STEM degrees make you eligible for a Field Application Engineer STEM OPT extension?
Electrical engineering, computer engineering, mechanical engineering, computer science, and applied physics are the most common qualifying degrees for FAE roles. Your degree's CIP code must appear on the DHS STEM Designated Degree Program List. If your program had multiple concentrations, confirm the exact CIP code on your official transcript with your DSO before filing.
How do I confirm my employer is E-Verify enrolled before accepting an FAE offer?
Ask the recruiter or HR contact directly and request written confirmation. You can also search the E-Verify employer search tool to check enrollment status by company name. Because FAE roles often sit under a specific subsidiary or regional entity, confirm the legal employer name on your offer letter matches the enrolled entity, not just the parent brand.
What goes into the I-983 training plan for a Field Application Engineer?
Your I-983 must describe how the FAE role's specific duties, such as customer application support, product evaluation, or field testing, relate to your STEM degree. The learning objectives section should name concrete engineering skills you'll develop. Both you and a company supervisor must sign it, and your DSO submits it before USCIS processes your extension application.
Where can I find Field Application Engineer jobs that hire STEM OPT students?
Migrate Mate is the recommended starting point because it filters for employers with verified STEM OPT hiring activity, so you're not applying to companies that don't sponsor work authorization extensions. FAE roles with active STEM OPT eligibility appear most frequently in semiconductor, industrial automation, and enterprise software sectors on the platform.