Spring Coiling, Engineering Technician-1

Flex•Libertyville, IL

13d•Onsite

About The Position

Flex is seeking an experienced Engineering Technician to support production, setup, troubleshooting, and continuous improvement of CNC spring manufacturing processes. The role supports high-volume medical device spring production using WAFIOS spring coiling equipment and associated secondary operations, working with Engineering, Quality, Maintenance, and Production teams to optimize processes, improve equipment performance, resolve manufacturing issues, and train operators. The position is located in Libertyville, Illinois, with a schedule of 8:00 a.m. to 4:30 p.m., Monday through Friday. The technician sets up and troubleshoots WAFIOS CNC spring coiling machines and supports the production and inspection of compression, extension, and torsion springs. The role includes conducting engineering trials and validation activities, analyzing process and production data, supporting equipment maintenance and commissioning, documenting setup standards, and contributing to root-cause investigations and continuous improvement. The stated base pay range is $34.40–$47.30 per hour. Applications are scheduled to be accepted from October 26, 2026, through November 30, 2026, or until the position is filled; the posting may close earlier due to application volume.

Requirements

At least 8 years of experience in spring manufacturing, precision manufacturing, or automated production equipment.
Hands-on experience with WAFIOS spring coiling machines; FUL, FMU, or equivalent models are preferred.
Strong understanding of spring manufacturing principles, including free length, outside diameter, pitch, spring rate, load testing, helix and cast, and material behavior.
Experience troubleshooting CNC spring coiling equipment and related automation systems.
Ability to interpret engineering drawings, blueprints, specifications, and tooling designs.
Strong mechanical aptitude and machine setup experience.
Knowledge of precision measurement equipment and statistical process control methods.
Experience with preventive maintenance and equipment reliability programs.
Familiarity with FDA-regulated, medical device, or other highly regulated manufacturing environments.
Proficiency with PC-controlled manufacturing equipment and machine interfaces.
Technical skills in WAFIOS machine programming and setup, spring tooling adjustment and optimization, mechanical and electrical troubleshooting, pneumatic systems, root-cause analysis, SPC, process validation, technical training and mentoring, and continuous-improvement methodologies.

Nice To Haves

Experience with WAFIOS FUL or FMU spring coiling machine models, or equivalent models.

Responsibilities

Set up, adjust, operate, and troubleshoot WAFIOS CNC spring coiling machines, including tooling, guides, coiling points, pitch tools, and cutoff systems.
Support production of compression, extension, and torsion springs for medical device applications.
Analyze spring characteristics, including free length, outside diameter, pitch, spring rate, squareness, and load requirements.
Diagnose and resolve manufacturing issues involving spring geometry, machine setup, tooling wear, material variation, and equipment performance.
Perform first-piece inspections and process verifications using measurement and testing equipment.
Investigate process deviations and implement corrective actions to improve product quality and manufacturing efficiency.
Conduct engineering trials, machine studies, design of experiments (DOE) activities, and capability evaluations.
Collaborate with engineers to optimize spring designs, manufacturing methods, tooling concepts, and machine settings.
Support process validation activities, including IQ/OQ/PQ and process capability studies.
Develop and document machine setup standards, troubleshooting guides, and best practices.
Perform preventive maintenance and replace worn machine components.
Troubleshoot mechanical, electrical, pneumatic, and servo-controlled machine systems.
Analyze production data and equipment performance trends to identify continuous-improvement opportunities.
Assist with startup, qualification, and commissioning of new spring manufacturing equipment.
Train operators, spring makers, and technicians on machine setup, operation, troubleshooting, and inspection procedures.
Support root-cause investigations and implementation of corrective and preventive actions (CAPA).