Manufacturing Engineer III - Product Development

Company: SEKISUI Aerospace, Inc
Location: Renton
Posted on: February 13, 2026

Job Description:

Job Description Job Description We are continuing to grow! We are currently accepting applications for an upcoming Manufacturing Engineer III position at our Renton location. Manufacturing Engineer III – Product Development Location(s): Renton, WA Job Type: Full-time – Salaried Benefits Medical (free employee-only coverage and low-cost options available) Dental, Vision, Prescription Life and AD&D Insurance Company-sponsored 401k with Employer Match Employee Assistance Program Wellness Program Tuition Reimbursement Employee Discounts 8 Paid Holidays plus closed (with pay) for a week during the winter break! 15 days of accrued Vacation/Sick time per year. Accrued time is available for immediate use. Annual Salary: $100,000 - $125,000 Position SEKISUI’s R&D team is seeking a Manufacturing Engineer III to join our team. The R&D Team is responsible for rapidly iterating and building cutting-edge composite parts, including commercial aerospace components, government projects, and IRAD efforts. This responsibility includes everything in the R&D manufacturing value-chain, including, but not limited to, Design for Manufacturability work, tool design & selection, process creation & optimization, vendor sourcing & interaction, quality planning, and documentation associated with the processes that the Manufacturing Engineer owns. The right person for this role can demonstrate past holistic ownership on solving a technical challenge with a creative, physical, solution that they either personally manufactured or oversaw manufacturing on, in a fast-paced, resource-limited environment. If you are someone who thrives in such an environment, then this role is for you Manufacturing Engineer III will: Scale composites manufacturing processes to support high-volume production, ensuring consistent quality and reliability in mass-produced hardware systems. Develop and refine manufacturing strategies specifically for high-volume composite products, focusing on efficiency, cost reduction, and maintaining stringent quality standards at scale. Work with technicians and other engineers hands-on, building prototype components, with an emphasis on incorporating automation where feasible. Own a portion or all of the manufacturing value chain for a certain product or set of products. Work with Lead Tooling Engineer to develop novel tooling solutions for fabrication and assembly of structural parts. Develop process flows, breaking down large, complex composite components into a logical part flow of sub-processes. Write documentation required for successfully manufacturing at scale, such as work instructions, quality plans, inspection requirements, etc. Work with material suppliers across various disciplines (prepreg, additives, core materials, metallic manufacturing, etc.) to develop repeatable, sustained processes for quick-turn development as well as at-scale production. Preferred Qualifications: Demonstrated ability to creatively deliver elegant composite solutions in a resource-constrained environment Demonstrated in-kind or direct team leadership skills, with backing examples A genuine interest in manufacturing and thirst for learning Experience in establishing qualification plans, to qualify processes and equipment to the customer specifications Capable of designing or defining the requirements for the development of equipment, robotics, Lay-up molds, Vacuum Holding Fixtures, Shop Aids, Positioning fixtures, Go-No-Go inspection tools required for the manufacturing of new products Understanding basic industrial engineering practices, such as, time studies, statistical analysis, ergonomic impacts, and value engineering principles Education: A degree in a technical field, such as engineering, mathematics, or a hard science, is preferred. Preferred Experience: 10 years of experience in composite manufacturing, preferably in the manufacturing or design of UAV components. About Us For over 30 years, SEKISUI Aerospace has been designing, testing, and manufacturing composite products for the aerospace industry. With a focus on complete customer satisfaction and through the relentless efforts of our skilled employees, SEKISUI Aerospace has achieved and continues to maintain an unparalleled level of performance. Our consistent delivery of high-quality products demonstrates our intent, integrity, and dedication to our customers and to our reputation as a manufacturer. We will continue to integrate intelligent automation into our manufacturing facilities, which will drive the future of flight well into the next century. Learn more about us here: https://www.sekisuiaerospace.com/about View all our job postings here: https://www.sekisuiaerospace.com/careers Pre-Employment Drug and Background Screenings SEKISUI Aerospace is a Drug-Free workplace. Pre-employment drug screen required. Any applicant selected for this position will be required to submit to a background screening. Equal Opportunity Employer SEKISUI Aerospace provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training. People with Disabilities SEKISUI Aerospace is committed to providing access, equal opportunity, and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. To request reasonable accommodation, contact the human resources department at the appropriate SEKISUI Aerospace manufacturing site. Please call if you need an accommodation: Renton Operations, Corporate Headquarters: 425-235-2750 E-Verify Statement SEKISUI Aerospace is a federal contractor and is required to participate in the federal government’s E-Verify program. E-Verify allows us to confirm the employment authorization of newly hired employees through an electronic database maintained by the Social Security Administration and Department of Homeland Security. With respect to new hires, the E-Verify process is completed in conjunction with a new hire’s completion of the Form I-9, Employment Eligibility Verification within three days of starting employment. For information regarding E-Verify, visit the E-Verify site. Export Control Requirements This position must meet (ITAR) export control compliance requirements. To meet export control compliance requirements, a “U.S. Person” as defined by 22 C.F.R. §120.15 is required. “U.S. Person” includes U.S. Citizen, lawful permanent resident, refugee, or asylee. Pay SEKISUI Aerospace is required by Washington law to include the salary range for this role when hiring a Washington resident. Pay ranges may be higher or lower for non-resident WA employees, based on the market data for their region, allowing us to pay employees competitively in different geographic markets. Please note that the base salary information shown above is a general guideline only. Base salaries are based upon candidate experience and qualifications, as well as market and business considerations. Our Values The employees of SEKISUI Aerospace enjoy what we do and are dedicated to our seven corporate values. We promise to hold ourselves to these high standards and seek co-workers who are willing to join us in this task.

Keywords: SEKISUI Aerospace, Inc, Bellevue , Manufacturing Engineer III - Product Development, Engineering , Renton, Washington