2nd Shift Assembler

Aerotek; Santa Ana (CA); On-site; USD 39,000 - 48,000; Full time

Job summary

Aerotek is seeking a 2nd Shift Mechanical Assembler/Technician in Santa Ana, CA. You will build mechanical and electronic assemblies, wire harnesses, and test racks for a military/defense production facility. The role requires hands-on skills, high-volume tolerance, and collaboration with engineering and production teams.

Shifts run approximately 2:30 p.m. to 11:00 p.m. with overtime and occasional weekends.

Qualifications

• 2+ years in manufacturing, aerospace/electronics/medical preferred.
• Proficient with standard hand and power tools and inspection devices.
• Ability to read wiring diagrams, blueprints, and schematics.
• Comfort with high-volume, repetitive assembly work.

Responsibilities

• Perform repetitive mechanical assemblies to meet monthly output goals (5,000 units).
• Assemble wire harnesses, test racks, junction boxes, and related components.
• Use hand/power tools to complete assemblies and tests.
• Read wiring diagrams and schematics to follow instructions precisely.
• Validate and test electronic components with multimeters, oscilloscopes, and testers.
• Inspect assemblies for quality, functionality and specs.
• Troubleshoot box assemblies and document issues and corrective actions.
• Run functional checks on assemblies and RF systems; diagnose issues.
• Apply air-frame techniques: rivets, fasteners, nut plates.
• Work with PCBA assemblies; perform troubleshooting/repair as needed.
• Adapt to changing roles while maintaining productivity and quality.
• Communicate requirements and issues with engineering/production teams.

Skills

Manufacturing experience

Wiring diagrams

Hand tools

Team collaboration

Tools

Pliers

Wrenches

Screwdrivers

Depth micrometers

Calipers

Dial indicators

Multimeters

Test equipment

Job description

2nd Shift Mechanical Assembler / Technician

Job Description

This 2nd shift Mechanical Assembler role supports a fast-paced military and defense production facility in Santa Ana, CA. You will perform highly repetitive mechanical and electronic assemblies, build wire harnesses and test racks, and help the team achieve a monthly output goal of 5,000 units. The position requires strong hands-on assembly skills, comfort with high-volume production work, and the ability to collaborate closely with engineering and production teams.

Responsibilities

• Perform repetitive mechanical assemblies in a high-paced production environment to help the team reach a goal of 5,000 units per month.

• Assemble high-quality wire harnesses, test racks, junction boxes, and associated components using hand soldering and component fabrication techniques.

• Use common hand and power tools such as pliers, wrenches, screwdrivers, depth micrometers, calipers, dial indicators, pressure gauges, multimeters, and specialized test equipment to complete assemblies and tests.

• Read and interpret wiring diagrams, blueprints, and schematics to follow detailed assembly instructions and ensure accurate builds.

• Perform validation and testing of various electronic components using equipment such as multimeters, oscilloscopes, network analyzers, and test racks.

• Conduct inspections of assembled components to verify quality, functionality, and adherence to specifications.

• Troubleshoot electronic box assemblies, identify failures, and write detailed issue tickets documenting problems and corrective actions.

• Run functional checkouts and tests on assemblies and RF systems, diagnose issues discovered during these processes, and implement solutions.

• Apply common air-frame construction techniques, including installation of rivets, mechanical fasteners, nut plates, and related hardware.

• Work with PCBA assemblies, performing troubleshooting and repair as needed to maintain product performance and reliability.

• Rapidly adapt to changing roles and responsibilities while maintaining productivity and quality in a challenging, high-paced environment.

• Communicate effectively in verbal and written form with engineering and production teams to clarify requirements, report issues, and support continuous improvement.

• Use computers and standard software (such as web browsers and word processing applications) to access documentation, record test results, and complete production-related tasks.

• Support overtime and possible weekend shifts when needed to meet production schedules and customer requirements.

Essential Skills

• At least 2 years of experience working in a manufacturing setting, preferably in aerospace, electronics, or medical industries, performing mechanical assemblies.

• Proficiency with common hand and power tools, including pliers, wrenches, screwdrivers, depth micrometers, calipers, dial indicators, pressure gauges, multimeters, and specialized test equipment.

• Ability to read and interpret wiring diagrams, blueprints, and schematics, and follow detailed assembly instructions accurately.

• Working knowledge of common electrical components and their application in mechanical and electronic assemblies.

• Proficiency with computer use, including standard web browsers and word processing applications, to access documentation and record data.

• Strong troubleshooting skills for mechanical and electronic assemblies, including PCBA and RF systems.

• Ability to rapidly change roles and responsibilities while maintaining focus and productivity in a high-paced, repetitive work environment.

• Effective verbal and written communication skills to collaborate with engineering and production teams.

• Willingness and ability to work 2nd shift (approximately 2:30 p.m. to 11:00 p.m.) and support overtime and weekend work as needed.

• Steel toe or composite toe shoes or boots, required for work in the facility.

Additional Skills & Qualifications

• Experience with repetitive mechanical assembly work in a production environment.

• Experience in assembling high-quality wire harnesses, test racks, junction boxes, and related electronic components.

• Hands-on experience with hand soldering and component fabrication for electronic assemblies.

• Familiarity with inspection processes for mechanical and electronic components to ensure quality standards.

• Experience performing validation and testing of electronic components using multimeters, oscilloscopes, network analyzers, and test racks.

• Knowledge of common air-frame construction techniques, including the use of rivets, mechanical fasteners, and nut plates.

• Experience with electronic box assembly troubleshooting and documentation of failures through detailed issue tickets.

• Ability to run functional checkouts and tests on assemblies and diagnose issues discovered during these processes.

• Experience testing and operating RF systems and resolving performance issues.

• Experience with PCBA work, including troubleshooting and repair.

• Comfort working in a high-volume, fast-paced production environment with repetitive tasks.

Why Work Here?

You will join a rapidly growing organization that offers long-term stability and the chance to grow your skills through on-the-job training and development opportunities. As you progress, you can move into a direct role with access to strong benefits and equity participation, allowing you to share in the companys success. The culture values growth, continuous improvement, and supporting employees as they advance in their careers.

Work Environment

This role is based in a clean, modern production facility in Santa Ana, CA, focused on military and defense products. The environment is high-paced and production-driven, with a team goal of achieving 5,000 units per month. You will work on 2nd shift (approximately 2:30 p.m. to 11:00 p.m.), with overtime during the week and occasional weekend shifts available as needed. The company is large and expanding, with recent funding secured to build a new facility, offering a sense of stability and growth. Work involves frequent use of hand and power tools, test equipment such as multimeters, oscilloscopes, and network analyzers, and interaction with engineering and production teams. Steel toe or composite toe shoes or boots are required as part of the safety dress code.

Job Type & Location

This is a Contract to Hire position based out of Santa Ana, CA.

Pay and Benefits

The pay range for this position is $28.00 - $35.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your jobclassification and length of employment. Benefits are subject to change and may besubject to specific elections, plan, or program terms. If eligible, the benefitsavailable for this temporary role may include the following:

Medical, dental & visionCritical Illness, Accident, and Hospital401(k) Retirement Plan Pre-tax and Roth post-tax contributions availableLife Insurance (Voluntary Life & AD&D for the employee and dependents)Short and long-term disabilityHealth Spending Account (HSA)Transportation benefitsEmployee Assistance ProgramTime Off/Leave (PTO, Vacation or Sick Leave)

Job Type & Location

This is a Contract to Hire position based out of Santa Ana, CA.

Application Deadline

This position is anticipated to close on Nov 20, 2026.

Workplace Type

This is a fully onsite position in Santa Ana,CA.

About Aerotek

Aerotek® Inc. provides staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance. We provide the expertise, solutions and people required to rise to the challenges of North American industry. Headquartered in Hanover, Md., Aerotek operates a unified network of over 200 offices across North America, supporting more than 18,000 clients each year. Aerotek is an Allegis Group company, the global leader in workforce and business solutions. To learn more, visit: Aerotek.com | 1-888-AEROTEK.

Aerotek offers weekly pay, employee benefits including medical, dental & vision, life insurance, health advocacy and employee assistance programs, a 401(k) plan, and employee discounts.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance:

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector:

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI):

We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.