Entry Customer Service Jobs in California (NOW HIRING)

Job Title: Customer Service Representative
Job Description
The Customer Service Representative plays a critical role in building and maintaining strong relationships with key clients by serving as the primary point of contact for communication, feedback, and follow-up. This role ensures high levels of customer satisfaction by aligning internal teams with client expectations, supporting sales growth, and contributing to the execution of strategic account objectives. The position focuses on customer support and satisfaction through accurate purchase order processing, scheduling, shipment confirmations, and proactive follow-up, while acting as a liaison between customers and internal departments across all manufacturing sites.
Responsibilities

• Serve as the primary point of contact for key customers, managing day-to-day communication, feedback, and follow-up to ensure a positive customer experience.
• Focus on customer support and satisfaction by managing purchase order processes, including order entry, order changes, and confirmations for large purchase orders with multiple components.
• Coordinate scheduling and shipment confirmations, ensuring on-time delivery and communicating any changes or delays to customers in a timely and professional manner.
• Act as a liaison between customers and internal departments, including purchasing, production, quality, and accounting, to address inquiries, resolve issues, and align expectations.
• Cultivate and maintain strong customer relationships in a collaborative way that supports customer satisfaction, drives sales growth, and helps achieve revenue objectives.
• Use creative problem-solving strategies to address customer challenges, identify opportunities for improvement, and support strategic account objectives.
• Support sales, manufacturing, procurement, and product delivery by aligning time frames, production schedules, and customer requirements.
• Analyze and communicate product costs, margins, and customer requirements in a collaborative environment, ensuring transparency and alignment with internal stakeholders.
• Support regional or inside sales managers by preparing and providing pricing, quotes, delivery updates, and customer feedback.
• Manage and process requests for quotes (RFQs) and customer quotes, ensuring accuracy and timely response.
• Handle order entry for high-mix, low-volume or made-to-order products, ensuring all components and details are accurately captured in the system.
• Work with purchase orders, including reviewing terms, verifying details, and ensuring compliance with customer specifications and internal processes.
• Generate and maintain sales reports for weekly review, including sales projections, backlog reports, and other strategic customer support data for management.
• Utilize ERP or MRP systems to manage orders, customer data, and production-related information, ensuring data accuracy and timely updates.
• Use Microsoft Excel, including pivot tables and VLOOKUP, to analyze data, track metrics, and support reporting needs.
• Communicate clearly and professionally via email and verbally with customers, internal teams, and leadership.
• Ensure compliance with ITAR requirements in all applicable aspects of the role, including handling of customer information and order details.
• Support the administrative side of inside sales activities as the company continues to grow, helping streamline processes and improve efficiency.

Essential Skills

• 2-4+ years of experience in customer service or account support within contract manufacturing, electronics manufacturing services (EMS), or an allied industry such as aerospace, defense, or medical devices.
• Hands-on experience with ERP or MRP systems for order entry, customer records, and production coordination (specific system not required).
• Proficiency in customer service and customer support, including handling RFQs, RFIs, and customer inquiries.
• Experience with customer service order entry, including large purchase orders with multiple components.
• Strong Microsoft Office skills, particularly Microsoft Excel with the ability to use pivot tables and VLOOKUP.
• Ability to type approximately 60 words per minute.
• Strong written and verbal communication skills, including professional email communication and clear verbal interaction with customers and internal teams.
• Experience working with purchase orders, including review, entry, and follow-up.
• Experience handling RFQs and preparing customer quotes.
• Experience supporting high-mix, low-volume or made-to-order products in a manufacturing environment.
• Ability to generate and interpret sales reports, including sales projections and backlog reports.
• Ability to work 100% onsite during standard business hours as defined by the role.
• Capability to meet ITAR compliance requirements for this position.

Additional Skills & Qualifications

• Experience working with aerospace, defense, military, or medical customers is a strong plus.
• Experience in contract manufacturing or electronics manufacturing services is highly desirable.
• Bachelor's degree (BA) is preferred.
• Experience supporting inside or regional sales managers with administrative and customer-facing tasks.
• Familiarity with high-mix, low-volume manufacturing environments and made-to-order product workflows.
• Comfort working in a smaller business environment and collaborating closely with cross-functional teams.

Work Environment
The role is based 100% onsite at an electronics manufacturing facility that has been building custom connectors, cable assemblies, wire harnesses, and box builds for over 50 years, primarily serving aerospace, defense, military, and medical industries. The organization operates as a smaller business with approximately 40 employees, including about 30 full-time team members and additional staff working through an agency, with a significant portion of employees based in the warehouse. Standard working hours are 8:00 a.m. to 4:30 p.m., with a 30-minute lunch break. The environment is highly collaborative, with close interaction between customer service, inside sales, purchasing, production, quality, and accounting. Work is performed using ERP or MRP systems, Microsoft Office (especially Excel), and other standard office and manufacturing support tools. As this is a new role created to support inside sales managers with the administrative side of the business, the position offers the opportunity to help shape processes and contribute to ongoing growth in a structured yet close-knit setting. Dress expectations align with a professional manufacturing office and production-support environment, taking into account safety and compliance requirements.
Job Type & Location
This is a Contract to Hire position based out of Irvine, CA.
Pay and Benefits
The pay range for this position is $22.00 - $27.00/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 job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully onsite position in Irvine,CA.
Application Deadline
This position is anticipated to close on Aug 24, 2026.
About Aston Carter
Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® Platinum Award winner for both client and talent service.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com for other accommodation options.
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.