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About the job

Emerald Technologies has an exciting opportunity for a Senior Manufacturing Engineer to join our Brea, CA team!

At Emerald Technologies, every employee plays a meaningful role in building innovative products for aerospace, medical, defense, and commercial applications. Join a supportive, collaborative team where your work matters and your career can grow without limits!

As a Senior Manufacturing Engineer within a fast-growing PCBA contract manufacturing environment, you’ll help shape how products are built, improve processes, and drive technical excellence across our manufacturing operations.

Responsibilities of the Senior Manufacturing Engineer :

Lead manufacturing readiness reviews and communicate build strategies to cross‑functional teams.

Review customer drawings and documentation for manufacturability and compliance.

Develop and maintain manufacturing plans, work instructions, tooling requirements, and process documentation.

Drive continuous improvement initiatives to enhance quality, efficiency, and throughput.

Analyze quality issues, identify trends, and implement corrective and preventive actions.

Specify, evaluate, and justify equipment, fixtures, and special processes for production.

Provide technical support to manufacturing, test engineering, and production teams.

Qualifications of the Senior Manufacturing Engineer :

Bachelor’s degree in Electrical, Electronics, Mechanical, or Manufacturing Engineering (or related field) preferred

7–10 years of experience in PCBA, cable assembly, or electromechanical manufacturing. required

Experience in contract manufacturing, preferably supporting military/aerospace customers.

Strong knowledge of IPC‑A‑610 and J‑STD‑001 standards required

Hands‑on experience with Lean, 6S, and continuous improvement methodologies.

Proficiency with CAD tools and MES systems (Aegis preferred).

Demonstrated ability to solve complex problems and lead cross‑functional technical initiatives.

Benefits of the Job:

Competitive medical, dental, and vision benefits

Health Savings Account/Flexible Spending Account

401K and company matching with no vesting period

PTO for rest and relaxation

Gym reimbursement (through Anthem)

Employee Assistance Program

A safe and inclusive work environment with team and management support

Employee training and development

Community service and philanthropic initiatives

Employee appreciation and events

Career advancement opportunities

Employee Referral program

Employee discounts

Emerald Technologies is an electronics manufacturing services (EMS) provider for original equipment manufacturer (OEM) customers, focusing on high-reliability electronic assemblies. With design and manufacturing facilities in California, Michigan, New Hampshire, Oregon as well as in China and Malaysia. Emerald Technologies specializes in high mix, low- to medium-volume manufacturing for high-reliability markets in the Aerospace/Defense, Life Sciences, Renewable Energy, Industrial Controls, Power & Infrastructure, Semiconductor and Telecommunications sectors. However, our rapid turnaround times, responsive customer service, and collaborative problem-solving approach distinguishes us from the competition.

At Emerald Technologies, we are committed to fully understanding and meeting the needs of our customers through quality excellence, advanced engineering, and a solid commitment to customer relationships.

This position requires access to information subject to U.S. export control regulations. Applicants must qualify as a U.S. Person under the International Traffic in Arms Regulations (ITAR).

Emerald Technologies, is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

Work Schedule: This position follows a standard Monday–Friday schedule, 8:00 a.m. to 5:00 p.m. Engineering schedules may vary based on business needs and operational support requirements. Flexibility is expected to ensure adequate coverage, and while typical hours are Monday through Friday, occasional adjustments may be necessary. Work Hours: Full‑time, approximately 40 hours per week. This is a salaried position, and occasional additional hours may be required based on business needs.