Additive Manufacturing Technician I

About the Opportunity

As an Additive Manufacturing Technician I , you'll step into a hands-on role at the center of one of manufacturing's most exciting frontiers: metal additive manufacturing. No prior experience in additive manufacturing is required. What matters most is your curiosity, your commitment to doing things right, and your desire to grow.

This is an entry-level opportunity designed for people who are ready to roll up their sleeves, learn from the ground up, and build a foundation for a meaningful career in advanced manufacturing.

What You'll Do

Demonstrates willingness to learn additive manufacturing processes, machine platforms, materials, post-processing methods, and quality requirements; actively participates in all required training to build foundational job skills.

Asks questions to understand the rationale behind work instructions, process control requirements, safety protocols, and quality procedures before executing tasks independently; seeks supervisor guidance when any step is unclear.

Supports machine setup and operation for metal and polymer additive manufacturing systems under direct supervision — including loading build plates, filling powder or material reservoirs, initiating approved builds, and monitoring machine status as directed.

Performs basic post-processing tasks for additively manufactured parts under supervision — including support removal, media blasting using blast cabinets, basic cleaning, and part handling — following approved procedures precisely.

Monitors and records basic process control information as directed — including machine parameters, environmental conditions, and build status — logging data accurately in ERP/MES systems in accordance with work orders and process control instructions.

Accurately records time tracking data by job, operation, and activity in ERP/MES systems in accordance with company requirements; verifies own entries for accuracy and completeness before submitting.

Follows all work orders, specifications, and process control instructions exactly as documented; escalates immediately when instructions are unclear or conditions differ from what is expected.

Assists with general machine maintenance and cleaning tasks as directed — including machine exterior cleaning, cabinet and workspace organization, and consumables replenishment — following approved maintenance procedures.

Assists with supply organization and inventory control activities as directed, including receiving, labeling, and storing materials and consumables in designated locations.

Maintains high housekeeping standards and a clean, organized, and safe workspace at all times; promotes a safety-first culture in all daily activities.

Reviews own work for accuracy and completeness before advancing to the next step; ensures all quality documentation and traveler requirements are met consistently.

Follows all Quality Management System documentation requirements — including Quality Manual requirements, quality procedures, and associated work instructions — every time without exception; reports non-conformances, safety concerns, and documentation errors immediately with factual information.

Contributes to team goals by completing individual assignments reliably and supporting coworkers when asked; participates in continuous improvement initiatives as directed.

Supports other projects & duties as assigned.

What We’re Looking For

High School Diploma required; no prior additive manufacturing experience necessary

Any exposure to manufacturing, 3D printing, technical training, or hands-on mechanical work is a welcome plus

Ability to follow detailed written and verbal work instructions accurately and consistently

Strong mechanical aptitude and genuine curiosity about manufacturing technology

Sharp attention to detail and a habit of double-checking your own work

Positive attitude, punctuality, and a real commitment to safety and your teammates

Ability to thrive in a fast-paced, quality-driven production environment

Physical Requirements

Regular standing, moving, bending, and reaching throughout the work area

Lifting of build plates, material containers, and processed parts — occasionally up to 40 lbs; team lifts for heavier loads

Strict PPE requirements in metal powder handling areas (gloves, respirator, protective eyewear) and hearing protection in blast cabinet areas — your safety is non-negotiable

Manual dexterity and visual acuity for operating equipment, reading work instructions, and monitoring machine status

Full-time (40 hrs) . Overtime may be available and is occasionally required. Some early morning, evening, or weekend hours may be needed. No travel required.

Job Type: On-Site

Job Location: Woburn, MA. At this time, we are only considering applicants within a 100-mile radius. No relocation assistance provided.

About Rennscot MFG

Rennscot MFG, founded in 2017, started as a motorsports-focused shop in the aftermarket automotive industry. Now, they are a leading provider of advanced manufacturing services located in Woburn, MA. Rennscot MFG strives to be more than just a machine shop; they solve problems in innovative ways, using a suite of integrated services to fuel a passion for ideation. With a focus on diversifying into commercial and critical technology sectors, Rennscot MFG delivers cutting-edge technologies and unwavering commitment to quality. They offer a comprehensive range of services, including reverse engineering, metal & polymer additive manufacturing, and precision machining to support various industries’ needs. For more information, visit rennscotmfg.com .

ITAR Requirement

To conform to US Government export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a US citizen, lawful permanent resident of the US, protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the US Department of State. Learn more about the ITAR here: https://www.pmddtc.state.gov/ddtc_public/ddtc_public?id=ddtc_public_portal_itar_landing .

EEO Statement

Rennscot MFG is an Equal Opportunity Employer; employment with Rennscot MFG is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

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.