Technical Support Associate Jobs in San Diego, CA
Technical Support Associate jobs in San Diego are concentrated in Sorrento Valley, Mission Valley, and Kearny Mesa, driven by the city's defense tech, biotech, and enterprise software sectors. Employers hiring right now include Northrop Grumman, ASML, and Saalex. See the openings below and apply to the ones that match your experience.
Find JobsOverview
Showing 5 of 135+ Technical Support Associate jobs











Introduction
ASML brings together the most creative minds in science and technology to develop lithography machines that are key to producing faster, cheaper, more energy-efficient microchips. We design, develop, integrate, market and service these advanced machines, which enable our customers - the world’s leading chipmakers - to reduce the size and increase the functionality of their microchips, which in turn leads to smaller, more powerful consumer electronics. Our main headquarters are located in Veldhoven, the Netherlands, and we have 18 office locations around the United States including main offices in Chandler, Arizona, San Jose and San Diego, California, Wilton, Connecticut, and Hillsboro, Oregon.
Our San Diego-based division, Cymer, specializes in developing deep ultraviolet (DUV) light sources.
Role and Responsibilities
As a Senior CS Technical Support Engineer, you will deliver technical support for Cymer laser products in Integrator and Chipmaker Operations. The Cymer Global Support Center (GSC) provides comprehensive technical engineering support for escalations and technical issues, collaborating with account teams, program engineering and Cymer field service personnel.
The role of a GSC engineer consists of a diversity of tasks and responsibilities based on the phase of system maturity, to include supporting New Product Introduction (NPI) and ensuring Cymer field engineers have the right procedures, tools, diagnostics, and training to service Cymer light sources at customer sites.
Other responsibilities of the Senior Technical Support Engineer will include:
Provide technical support to local Cymer engineers by using standard laser theories and concepts to diagnose, troubleshoot, and repair DUV light sources.
Utilize established escalation and service management processes to respond to field issues where first line and second-line product support has been unable to isolate and repair malfunctioning equipment.
Identify and report design, reliability, and maintenance issues to the engineering team.
Assist in resolving structural problems and implementing solutions to prevent recurring issues in the field.
Support NPI rollout to the field to include procedure development, training local teams, developing new diagnostics, test and integrating new tools, and on-site support during the introduction phase.
Collaborate with Subject Matter Experts to define troubleshooting procedures, Technical Bulletins, Field Service Alerts, and Field Change Orders.
Serve as a liaison for field requests and Continuous Improvement Projects (CIP).
Update and develop Guided Diagnostic Solutions (troubleshooting guideline database).
Update, validate, and develop service/troubleshooting procedures for the install base.
Develop and deliver advanced FTSE training as needed.
Administer development, testing, and release of Field Tools through standard processes and procedures.
Education and Experience
BS in technical field with experience in semiconductor equipment; or equivalent experience in diagnosing, troubleshooting, and customer service on electronic systems.
Minimum of 2-5 years of relevant working experience.
Preferred
Strong background in electronics, software, mechanical engineering, optics.
Knowledge of DUV equipment installation and support, including photolithography imaging systems, DUV metrology systems, DUV excimer lasers, and DUV Beam Delivery Systems.
Experience with SQL, LabVIEW, scripting engines (i.e., FAST), data visualization tools such as Spotfire and Grafana, is desired.
Thorough knowledge of design methodologies and basic knowledge of design engineering tools for statistical analysis and graphical reporting.
Skills
Excellent customer service skills and advanced understanding of customer relationship building.
Ability to perform system performance data analysis using analytical tools for troubleshooting and technical problem solving.
Ability to interpret complex technical instructions and develop action plans to be executed by field teams.
Proficiency in oral and written English.
Excellent written and verbal communication skills.
Ability to recognize gaps in process and drive towards solutions.
Other Information
Routine activities include sitting, walking, talking, hearing, using hands for keyboarding, handling, and feeling, stooping, kneeling, crouching, twisting, reaching, and stretching.
Occasional campus movement and lifting/moving up to 35 pounds.
Approximately 20% travel is required based on business needs.
This role requires weekend 12 hour on call shifts on a rotational basis.
Specific vision abilities include close vision, color vision, peripheral vision, depth perception, and focus adjustment.
Ability to work under strict deadlines.
Work in customer clean-room production environments and laboratory settings as needed.
The current base annual salary range for this role is currently:
$125,600-172,700Pay scales are determined by role, level, location and alignment with market data. Individual pay is determined through interviews and an assessment of several factors that that are unique to each candidate, including but not limited to job-related skills, relevant education and experience, certifications, abilities of the candidate and pay relative to other team members.
The Company offers employees and their families, medical, dental, vision, and basic life insurance. Employees are able to participate in the Company’s 401k plan. Employees will also receive eight (8) hours of vacation leave every month and (13) paid holidays throughout the calendar year. For more information, please contact the Recruiter or click on this link Compensation & Benefits in the US .
All new ASML jobs have a minimum application deadline of 10 days.
This position requires access to controlled technology, as defined in the United States Export Administration Regulations (15 C.F.R. § 730, et seq.). Qualified candidates must be legally authorized to access such controlled technology prior to beginning work. Business demands may require ASML to proceed with candidates who are immediately eligible to access controlled technology.
Inclusion and diversity
ASML is an Equal Opportunity Employer that values and respects the importance of a diverse and inclusive workforce. It is the policy of the company to recruit, hire, train and promote persons in all job titles without regard to race, color, religion, sex, age, national origin, veteran status, disability, sexual orientation, or gender identity. We recognize that inclusion and diversity is a driving force in the success of our company.
Need to know more about applying for a job at ASML? Read our frequently asked questions .
Request an Accommodation
ASML provides reasonable accommodations to applicants for ASML employment and ASML employees with disabilities. An accommodation is a change in work rules, facilities, or conditions which enable an individual with a disability to apply for a job, perform the essential functions of a job, and/or enjoy equal access to the benefits and privileges of employment. If you are in need of an accommodation to complete an application, participate in an interview, or otherwise participate in the employee pre-selection process, please send an email to USHR_Accommodation@asml.com to initiate the company’s reasonable accommodation process.
Please note: This email address is solely intended to provide a method for applicants to initiate ASML’s process to request accommodation(s). Any recruitment questions should be directed to the designated Talent Acquisition member for the position.
See All 135+ Technical Support Associate Jobs in San Diego
Find roles in San Diego that match your experience and apply in just a few clicks.
Find JobsTechnical Support Associate Job Market in San Diego
Who's Hiring
- Northrop Grumman25

- ASML12

- Saalex12

- Satechi12
- 5th Axis12

Technical Support Associate Jobs in San Diego: Frequently Asked Questions
How do I get a technical support associate job in San Diego?
Focus your search on San Diego's defense technology contractors in Kearny Mesa, biotech and life sciences companies in Torrey Pines and Sorrento Valley, and the enterprise software firms clustered in Mission Valley. Candidates with hands-on troubleshooting experience, familiarity with ticketing systems like ServiceNow or Zendesk, and any exposure to government or regulated-industry environments stand out in this market.
Which companies hire technical support associates in San Diego?
Companies currently hiring technical support associates in San Diego include Northrop Grumman, ASML, and Saalex, per current listings on Migrate Mate as of September 2026. San Diego's hiring mix skews toward defense contractors, biotech firms, and managed IT service providers, all of which maintain active support teams year-round.
Are there remote technical support associate jobs in San Diego?
Yes, though availability depends on the role type, as technical support associate positions tied to hardware, lab equipment, or secure government systems tend to require on-site presence. About 50% of technical support associate openings tied to San Diego are remote or hybrid as of September 2026, with software and SaaS companies offering the most flexible arrangements locally.
How can I get a technical support associate job in San Diego with little or no experience?
The most realistic entry path in San Diego is targeting the city's managed IT service providers and mid-size SaaS companies, which regularly hire for tier-one help desk roles that feed into technical support associate positions. Entry-level candidates gain an edge by completing a CompTIA A+ or similar certification, and by applying to companies in Mission Valley or the UTC corridor that run formal onboarding programs for junior support staff.
Related Jobs in California
See All 135+ Technical Support Associate Jobs in San Diego
Find roles in San Diego that match your experience and apply in just a few clicks.
Find Jobs