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How much do internship additive manufacturing jobs pay per hour?

As of Sep 14, 2026, the average hourly pay for internship additive manufacturing in the United States is $19.25, according to ZipRecruiter salary data. Most workers in this role earn between $16.35 and $21.39 per hour, depending on experience, location, and employer.

What is an internship in additive manufacturing?

An Internship in Additive Manufacturing is a short-term work experience where students or recent graduates gain practical knowledge and hands-on skills in the field of additive manufacturing, commonly known as 3D printing. Interns typically work with advanced technologies to design, prototype, and produce parts or products using layer-by-layer manufacturing methods. They may assist engineers and technicians, learn about different 3D printing techniques, and help solve real-world manufacturing challenges. This internship helps individuals build relevant experience and prepares them for a career in the rapidly growing field of additive manufacturing.

What types of projects and hands-on tasks can I expect during an additive manufacturing internship?

As an Additive Manufacturing intern, you'll often participate in a variety of hands-on projects such as designing 3D models, preparing files for printing, operating 3D printers, and conducting post-processing on printed parts. You may also assist with material selection, quality inspections, and process optimization tasks. Interns typically collaborate with engineers and designers, contributing to prototype development and gaining exposure to the end-to-end workflow of additive manufacturing. This practical experience is valuable for building technical skills and understanding real-world applications of 3D printing technologies.

What are the key skills and qualifications needed to thrive as an additive manufacturing intern, and why are they important?

To thrive as an Additive Manufacturing Intern, you generally need a foundational understanding of engineering principles, materials science, and basic CAD design, often supported by ongoing or completed studies in mechanical or manufacturing engineering. Familiarity with 3D modeling software (such as SolidWorks or AutoCAD), 3D printers, and possibly certifications like an additive manufacturing course are valuable. Strong problem-solving, attention to detail, and effective communication help interns collaborate on projects and troubleshoot technical challenges. These skills ensure that interns can contribute meaningfully to innovative manufacturing projects and adapt quickly to evolving technologies.
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What cities are hiring for Internship Additive Manufacturing jobs?

Cities with the most Internship Additive Manufacturing job openings:

What are the most commonly searched types of Additive Manufacturing jobs?

The most popular types of Additive Manufacturing jobs are:

What states have the most Internship Additive Manufacturing jobs?

States with the most job openings for Internship Additive Manufacturing jobs include:

Infographic showing various Internship Additive Manufacturing job openings in the United States as of September 2026, with employment types broken down into 1% Internship, 2% As Needed, 88% Full Time, 4% Part Time, 2% Contract, and 3% Nights. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $40,032 per year, or $19.2 per hour.

Additive Manufacturing Engineer II, PBF

Long Beach, CA • On-site

Relativity Space
Aerospace Product and Parts Manufacturing • 501 - 1,000 employees

$76K - $98K/yr

Full-time

Re-posted 7 days ago


Relativity Space rating

9.7

Company rating: 9.7 out of 10

Based on 8 frontline employees who took The Breakroom Quiz


Job description

About the Team: 

The Powder Bed Fusion Additive Manufacturing team is pushing the boundaries of what's possible in rocket propulsion hardware. Responsible for development, process, and production, the team oversees initial concept to final hardware with rigorous quality and precision. From developing print parameters on state-of-the-art 3D printers to enabling fast iteration for partner departments, the team plays a critical role in taking engine designs from concept to hot fire. The team was instrumental in producing Aeon 1 engines for Terran 1 launch and is now pioneering next-generation processes and designs for our Aeon R engines that will power Terran R. With flight hardware production scaling up rapidly, now is the time to join and make a direct impact.

About the Role:

  • Own build preparation, print programming strategy, manufacturing planning, and technical execution for assigned PBF hardware or product groups
  • Provide feedback to design team on printability, DfAM improvements, part consolidation opportunities, and manufacturability trade-offs
  • Develop and maintain controlled PBF process documentation, build standards, work instructions, verification plans, and engineering decision records
  • Partner with materials engineering to understand qualification requirements, proposed process changes, and the evidence needed to verify and release those changes
  • Lead nonconformance investigations for assigned hardware, including data review, root-cause hypotheses, risk assessment, corrective action recommendations, and clear technical summaries
  • Identify recurring NCs and implement preventive actions in collaboration with process engineering, quality, and design
  • Coordinate with PBF process engineering, machine owners, inspection, quality, design, post-processing, machining, and program teams to remove blockers and protect hardware delivery
  • Evaluate process changes involving parameters, scan strategy, support design, build layout, powder state, machine configuration, heat treatment, depowdering, or inspection criteria
  • Use production and quality data to identify trends such as material failures, machine errors, queue bottlenecks, and documentation gaps
  • Create dashboards, checklists, templates, or standard work that improve team throughput, quality, and reproducibility
  • Mentor interns or newer engineers in PBF fundamentals, documentation quality, problem solving, and cross-functional communication
  • Represent PBF Development Engineering in technical reviews, risk discussions, readiness reviews, and partner-team meetings

About You:

  • Bachelor's degree in Mechanical Engineering, Materials Science, Manufacturing Engineering, Aerospace Engineering, or related field
  • 2+ years in metal additive manufacturing, manufacturing engineering, aerospace hardware, materials/process engineering, or related fields (full time industry experience)
  • Working knowledge of LPBF process variables, build preparation, support strategy, inspection, heat treatment, nonconformance processes, and configuration control
  • Proficiency with LPBF additive manufacturing of metallic materials and understanding of DfAM fundamentals
  • Hands-on experience with work orders, work instruction creation, and non-conformance resolution
  • Experience with AM tools such as EOSprint, Magics, 3dxpert, Flow, and CAD tools such as Siemens NX (preferred) or Solidworks
  • Comfort working with production data, quality records, engineering drawings, specifications, and ambiguous technical constraints

Nice to haves but not required:  

  • Experience owning additive manufacturing products through the AM lifecycle (work orders, non conformances, etc.); through machining and further post processing
  • Experience with metal powder handling, tensile testing, metallography, CT/inspection data analysis, or aerospace qualification programs
  • Experience writing or revising process specifications, qualification plans, acceptance criteria, change-control packages, or AS9100-aligned documentation
  • Experience using Jira, MES/ERP systems, Power BI, Tableau, Python, Minitab, or other tools for workflow management and technical data analysis

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