Caleb Gritters' Portfolio

Sample work

Caleb Gritters

abp4mr@r.postjobfree.com

Innovative, highly versatile Builder / Mechanical Engineer who can effortlessly bridge the gap between Machinist and Engineer. A hands-on Engineer, and originally a Machinist by trade, I enjoy taking on challenges and coming up with elegant solutions in R&D, prototyping, and production environments.

Education

Bachelor of Science in Mechanical Engineering 5 / 2008

Newberg, Oregon

Associates of Manufacturing Technology (CNC Machinist degree) 3 / 2008

Oregon City, Oregon

Skills and Competencies

Product Design and Development Machining Processes

New Product Design Part Design for Injection Molding

Project Planning Systems / Component Design

Innovation CAD Design Solid Modeling

Design For Manufacturing (and Assy) Electronics Enclosure CFD / Analysis

High Volume Production / Manufacturing Geometric Dimensioning & Tolerancing

Prototyping Product Lifecycle Management

Research and Development Finite Element Analysis

SolidWorks 2010 CAD / FEA / CFD Computational Fluid Dynamics

Experience

MECHANICAL ENGINEER 5 / 2008 to Present

The Boeing Company Seattle, WA

Boeing Research & Technology

R&D: Designed Micro Electrical Mechanical Systems prototype for structural health monitoring.

R&D: Fixture design and testing of automated tooling for large sections of production hardware.

R&D: Product Hardware testing and CFD analysis used with test apparatus on T-33 jet airplane.

R&D: Design and configuration Lead over several Engineers for a Boeing funded ($60K) research project called SunFly, solar powered unmanned composite airplane. Handled design, configuration, integration, Manufacturing Engineering, rapid prototyping and tooling, for final product.

Product Design: Performed thermal analysis and assisted in product design for brand new food cart enclosure.

Product Design: Conducted SolidWorks Computational Fluid Dynamics used on 737NG Strakelet for thermal analysis.

Production: Setup SolidWorks Network using PDM for easy CAD file sharing between Engineers and groups in cross org institution within Boeing.

Production: Project Engineer role responsible for design / layout, planning and implementation of several Product Cost Improvement Programs for 777 program. Redesign and elimination of

diagonal brace removal on 777 for potential cost reduction per ship-set of ~$6800 and total 5 yr reduction of $2.47million production cost.

Production: Detail CAD design using Catia V5 and SolidWorks of multiple flight hardware components.

Product Development: Designed structural hardware using Catia V5 and optimized design using stress analysis tools in V5 for easy hand off to Stress team. Integrated and created design requirements for Root Rib for Raked Wing tip for 777. Performed trade-off studies on structural members.

Production: Handled Kinematic Study of landing gear for several derivatives of 777 to check for component interference of drag brace structural member.

Production: Completed detail designs for Nitrogen Generation System, Engineering Liaison Requests, configuration, and served as hub to analysis, manufacturing, liaison, and tooling engineers to release drawings.

MECHANICAL ENGINEER INTERN Summer 2007

Pasadena, CA

R&D: Experimental prototype design, construction, trade-off study and testing of long range harpoon for non-earth in situ sample acquisition hardware used on telerobotics for possible future missions to Mars and Titan.

R&D: Design for Manufacturability, rapid concept, and hardware design development to test feasibility of composite retractable satellite dish prototype. Provided product definition and developed concepts using SolidWorks CAD system. All parts and final prototype were made on time with flawless first-run functionality.

MECHANICAL LEAD, SENIOR DESIGN PROJECT 2007 to 2008

Newberg, OR

Supervised team of six and implemented design, CAD, manufacturing, rapid prototyping, integration, and testing of ruggedized hand held printer prototype from concept to final prototype.

TEACHING ASSISTANT + SHOP SUPERVISOR 2004 to 2008

George Fox University Machine Shop Newberg, OR

Guided students in safe machine tool and shop practices while showing the relationship between mechanical design principles and real world product manufacturing.

Set up step-by-step user guide for new student machinists showing how to machine an air-piston engine.

MECHANICAL ENGINEERING INTERN Summer 2005

Meissner Mechanical Services Inc. Newberg, OR

Assisted Lead Engineer in drafting and documenting approximately 100 parts on SolidWorks and AutoCAD for high speed wire extrusion machines.

CNC MACHINIST / INDEPENDENT CONTRACTOR Summer 2005

Production Tool Inc. Tigard, OR

Assisted in various duties such as CNC milling and lathing in a job shop atmosphere.

INDEPENDENT CONTRACTOR + ENTREPRENEUR Summer 2005

Milwaukie, OR

Initiated a contract to bid and produce 40 parts for a privately owned company; conducted own business.

CNC MACHINIST Summer 2003

TC Scott Machining Wilsonville, OR

Prototype and production machining work involving operation, setup, and fixturing of 3rd and 4th axis CNC Milling and CNC Lathe.

TOOL AND DIE APPRENTICE Part Time 2000

Milwaukie, OR

Initiated, designed, drafted, programmed, machined and implemented the construction of two wax injection molds worth over $6000.

TOOL AND DIE APPRENTICE Summers 1998 and 2000

Pattern Craft Tool and Die Milwaukie, OR

Helped in the construction of tools and dies by making mold bases for the tools using a manual mill. Parts were mainly Biomedical and Aerospace parts such as knee hip replacement molds, and F-22 Wax Injection molds.

Honors / Certifications

JPL summer internship SpaceGrant, NASA Scholarship Oregon Spacegrant Consortium.

Fundamentals of Engineering (EIT), Oregon 2008.

Publications

Harpoon based Sampling for Planetary Applications, Paul Backes Ph.D, Caleb Gritters.

Straight Rib Reflector, Matthew Stegman, Caleb Gritters.

Memberships

ASME, NASA, Oregon Space Grant Consortium

Hobbies / Activities

Hiking, Cycling, Classical Guitar

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