Field Sales Engineer Jobs in California
Field Sales Engineer jobs in California are among the most active in the country, concentrated in semiconductor equipment, industrial automation, medical devices, and enterprise technology hardware across the full range from entry-level application engineers through senior territory managers. The largest hiring centers are the San Francisco Bay Area, San Diego, and Los Angeles, where established employers like Lam Research, Thermo Fisher Scientific, and Cisco Systems maintain deep field sales operations. Demand is strongest for engineers who specialize in capital equipment sales, SaaS-adjacent hardware, and life sciences instrumentation. Find a role that fits below and apply directly.
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Willdan Energy Solutions (WES), part of Willdan Group, Inc. (NASDAQ: WLDN) is seeking an experienced Senior Field/Sales Engineer. The Senior Field/Sales Engineer will join Willdan’s growing Regional Energy Network team.
As a Senior Field/Sales Engineer, you will conduct and lead energy, electrification, and decarbonization assessments tailored to each customer’s expressed interests and needs, develop near- and long-term energy saving solutions that are aligned with program goals, and create reports and other materials that effectively communicate the identified opportunities. Our programs demand solutions that are both innovative and developed with attention paid to feasibility and constructability. In support of these broad tasks, the candidate will take a leadership role in managing assigned energy assessments and field inspections, developing initial rough order of magnitude (ROM) cost estimates and energy savings for identified upgrades, collaborating with program engineers to assess incentive eligibility and documentation, developing and operationalizing software solutions, and evaluating the life-cycle performance of alternative solutions.
The ideal candidate will have a background in existing building systems and expertise in one or more of the following: pumps and motors, HVAC systems, lighting, building automation systems, and water heating. The candidate will have demonstrated work experience in energy project consulting and/or planning, preferably with public agencies. The candidate should thrive both as an individual and as a team member in our flexible work environment, sharing a commitment to the importance of our work.
Essential Duties and Responsibilities
- Oversee and support field engineering staff to meet specified service cycle times.
- Manage task assignments within allotted hours/budget and scale efforts to ensure our clients are receiving maximum value for the agreed-upon budgets.
- Coordinate, lead, and participate in client and customer meetings; coordinate team member involvement as required.
- Conduct field work that may range from initial ASHRAE Level 1 clipboard audits to targeted investment-grade audits on time and on budget.
- Collaborate with program management, operations, and outreach teams so that all planning, scoping, scheduling, and technical approaches are integrated into a seamless customer experience.
- Collaborate with program engineers to assess incentive eligibility, documentation requirements, and appropriate measurement and verification approaches so that field data collection supports downstream savings claims.
- Lead the development of ROM cost estimates and energy saving estimates to facilitate and support the sales cycle.
- Evaluate project funding sources, including customer capital and maintenance budgets, energy program rebates and financing, and other outside financing opportunities.
- Provide technical owner’s rep services to customers when a project is going to be bid. Examples include developing scopes of work, initial 30% designs, facilitating language to support ongoing eligibility for incentive programs, and supporting the review of sealed bids by responding builders.
- Work and communicate effectively with professionals from varying departmental levels (both public and private sector); adequately managing differing priorities.
- Support long-term customer relationships between active projects.
- Support new business development for work of this type.
- Train and mentor junior engineering staff.
Job Requirements / Qualifications
- Minimum of 6; 8+ years’ preferred experience in energy efficiency, distributed energy resources, and/or facilities energy management best practices.
- Ability to lead, delegate, coordinate, and track project team tasks, including senior-level subject matter experts and junior engineers.
- Experience self-performing investment-grade facility energy assessments and data collection that focus on pumps and motors, HVAC systems, lighting, hot water systems, building automation, and process loads.
- Experience with distributed energy resources such as solar, battery, and thermal energy storage, and cogeneration systems, and their related infrastructure.
- Experience with customer-facing engagements that facilitate an accelerated sales cycle within performance contracting and consulting contexts.
- Understanding of energy efficiency, conservation, integrated demand side management, and decarbonization principles and calculation techniques.
- Familiarity with Municipal customer operations, including local government operations, public works departments, sustainability departments, and varying funding pathways.
- Familiarity with institutional customer operations (e.g., Universities and College Districts).
- Familiarity with ratepayer-funded energy efficiency programs administered by Regional Energy Networks (RENs), Community Choice Aggregators (CCAs), and Investor-Owned Utilities (IOUs).
- Ability to develop customer/stakeholders-facing energy and sustainability planning reports and other presentation materials.
- Strong written and verbal communication skills; ability to effectively communicate technical concepts to non-technical staff and clients.
- Works well in a collaborative work environment, comfortable engaging with diverse stakeholders.
- Proficiency with energy modeling software, such as eQUEST, Energy Toolbase, Universal Translator 3, and self-developed spreadsheet-based tools.
- Proficiency with MS Office programs.
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Significant regional travel will be required to conduct on-site energy assessments. Some regional travel will require overnight stays. A valid California Driver’s license is required.
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Education and Certifications:
- B.S. in engineering, energy, sustainability, or related discipline.
- Professional Engineer License.
- Certified Energy Manager (CEM), Certified Energy Auditor (CEA), or Certified Measurement and Verification Professional (CMVP) (Preferred).
- Building Operator Certification (Preferred).
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Education and Certifications:
EEO Non-Discrimination and ADA Reasonable Accommodation Statement
Willdan is an equal opportunity employer. Applicants are considered for all positions without regard to race, religious creed, color, age marital status, sex, sexual orientation, gender identity, gender expression, citizenship status, national origin, ancestry, religion, military service or veteran status, disability, medical condition, childbirth and related medical conditions, genetic testing, reproductive status or any other classification protected by federal, state or local laws and ordinances. Willdan does not discriminate on the basis of physical or mental disability where the essential functions of the job can be reasonably accommodated. Determinations on requests for reasonable accommodation will be made on a case-by-case basis. If you need reasonable accommodation for any part of the application and hiring process, please notify us.
Willdan Energy Solutions participates in E-Verify.
See All 15 Field Sales Engineer Jobs in California
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Where California roles are concentrated, by current openings.
Field Sales Engineer Job Market in California
A snapshot from current California openings, updated as new roles post.
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What California Employers Look For
The qualifications that appear most often in field sales engineer jobs across California.
- Bachelor's degree in engineering, or a related technical discipline recognized in California
- Demonstrated ability to manage a defined sales territory across California accounts
- Hands-on experience with technical product demonstrations and proof-of-concept engagements
- Familiarity with California-based industries such as semiconductor, medtech, or enterprise IT
- Proficiency with CRM platforms and a disciplined pipeline management process
- Willingness to travel regularly within an assigned California region or multi-state territory
Field Sales Engineer Jobs in California: Frequently Asked Questions
How do you become a field sales engineer in California?
The standard path into field sales engineering in California starts with a bachelor's degree in electrical engineering, mechanical engineering, or a closely related discipline, since California employers consistently use it as a baseline requirement. No state-issued license is required for the role itself. Most candidates build credibility through two to four years in a technical support, applications engineering, or inside sales role at a California manufacturer or technology company before moving into a field-facing position.
How much do field sales engineers make in California?
Field sales engineers in California earn a median of about $139,160 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $78,850 for the lowest 10% to over $213,370 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire field sales engineers in California?
Employers hiring field sales engineers in California right now include Dodge Industrial, Altium, and Amphenol, based on current listings on Migrate Mate as of September 2026. California's concentration of semiconductor fabs, biotech campuses, and enterprise technology headquarters means the field sales engineering market here draws from some of the largest and most technically demanding employers in the country.
Which California cities have the most field sales engineer jobs?
San Jose, Santa Clara, and Dublin account for the largest share of field sales engineer openings in California. The Bay Area dominates because of its dense cluster of semiconductor, cloud hardware, and life sciences companies, while San Diego's strength in wireless technology and biomedical devices drives significant demand there, and Los Angeles anchors aerospace and industrial automation hiring in the south.
Are there remote field sales engineer jobs in California?
Yes, but they're limited. Field sales engineering is inherently a territory-based, customer-facing role that requires on-site product demonstrations, equipment installations, and in-person relationship management, so fully remote positions are uncommon. About 17% of field sales engineer openings tied to California are remote or hybrid as of September 2026. Where flexibility does exist, it tends to apply to pre-sales consulting and technical scoping calls rather than the hands-on field work.
How can I get hired as a field sales engineer in California with little or no experience?
The most realistic entry point is an applications engineer or technical sales support role at a California-based manufacturer or distributor, where you learn the product line and customer base before moving into a field quota-carrying position. Large California employers in semiconductor equipment and medical devices regularly bring on new graduates as sales development engineers or associate field application engineers. Earning a Certified Sales Professional designation or completing a manufacturer's sales certification gives candidates a measurable edge.
Where can I find and apply to field sales engineer jobs in California?
You can find and apply to field sales engineer jobs in California on Migrate Mate, which lists current California openings across industries including semiconductor equipment, life sciences, enterprise technology, and industrial automation. Find roles that fit your background and apply directly to each one.
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