David Snell Email & Phone Number

Tulsa, Ok, Us

I function as a Designated Airworthiness Representative (DAR) for the Federal Aviation Administration. I am a Manufacturing DAR and work through the Oklahoma City MIDO. I hold function codes 57, 58, 59, 60, 61, and 68 for Experimental Amateur-Built Aircraft (E-AB), Experimental Light Sport Aircraft (E-LSA), and Special Light Sport Aircraft (S-LSA).

Bentonville, Arkansas, Us

- Was responsible for the design of the flight controls for a composite single-engine air tanker (SEAT) to be used for wildland firefighting.- Worked with Garmin on the design of the autopilot system for the aircraft.- Assisted junior engineers with design issues and reviewed their documents and calculations.-

- Rebuilt a flow test stand used in testing engine nacelle piccolo tubes.- Collaborated with two other members of the Flight Sciences team on computational fluid dynamics (CFD) analysis for internal and external flows.- Assisted with performing FMEA and a preliminary system safety assessment for the engine build-up (EBU) for the Deutsche D328 Eco aircraft.

Tulsa, Oklahoma, Us

- Provided guidance to design and project engineers on all aspects of new product design and repair development for two businesses in Tulsa, Oklahoma and one in Wichita, Kansas.- Oversaw sustaining engineering group in both the U.S. and India. This included non-conformance reports, corrective actions, and technical publication assessments.- Was considered the technical expert within the engineering department.- Witnessed acceptance and qualification tests in-house and at outside laboratories.- As a member of the management team, I coordinated with all other departments, especially program management, supply chain, and quality.- Had five direct reports and planned annual performance goals and professional growth.- Coordinated with the Federal Aviation Administration and designees to get data approved and accepted for component use on aircraft.- Was responsible for tracking monthly metrics for cost savings, engineering responsiveness, and sustaining engineering turn-around times.

Ball Ground, Georgia, Us

- Identified as a Key Expert as part of Chart Industries’ Fellows Program, January 2020. Seven were selected globally.- Developed design changes to improve the performance, longevity, and manufacturability of air-cooled heat exchangers for natural gas compression and petroleum processing industries.- Established baseline metrics for the performance of existing heat exchanger models using commercial off-the-shelf and custom-built data acquisition systems and equipment.- Performed finite element analyses (FEA) and computational fluid dynamic (CFD) analyses to evaluate structural designs, heat transfer, and airflow of heat exchangers.- Designed and built a wind tunnel for testing to validate computer analyses.- Set up an R&D laboratory.- Worked on the design of next-generation air-cooled heat exchangers.

Philadelphia, Pa, Us

- Worked with the design of next-generation air-cooled heat exchangers for the oil and natural gas industries.- Designed improvements to existing models being manufactured at the time.- Evaluated new technologies that might be incorporated into coolers.- Tested noise attenuation design concepts.- Performed structural analyses, heat transfer analyses, finite element analyses (FEA) and computational fluid dynamic (CFD) analyses.- Supported design engineering, manufacturing engineering, quality control, continuous improvement, and safety departments as needed.

Tulsa, Ok, Us

I came to work at NORDAM in April 2008 as a Senior Design Engineer. In January 2010 I became the Engineering Manager for NORDAM's Transparency Division. In February 2013 I transitioned into the role of an Engineering Specialist.- Developed and implemented aircraft transparency components from initial engineering concept through production.- Helped resolve issues related to the design, cost, and manufacturing of aircraft cabin windows and lenses for aircraft lighting.- Worked to develop after-market Supplemental Type Certificate (STC) and Parts Manufacturer Approval (PMA) replacement parts for general and commercial aviation applications.- Oversaw the work done by junior engineers and draftsmen.- Held Materials Review Board (MRB) authority.- Responsible for the management of a department of seven engineers, including project scheduling, management, and oversight.- Managed the document control department.- Coordinated Parts Manufacturer Approval (PMA) certification with the FAA.- Established department budgets- Performed goal setting and review activities with all direct reports.- Coordinated with supply chain, customer service, manufacturing engineering, production, and quality department managers.

I worked as a Designated Airworthiness Representative (DAR) for the Federal Aviation Administration. I was a Manufacturing DAR and worked through the Seattle MIDO. I inspected and issued the Special Airworthiness Certificate and operating limitations for Special Light Sport, Experimental Light Sport, and Experimental Amateur-Built aircraft.

- Responsible for the certification of aircraft and related parts in accordance with 14 CFR Part 23.- Responsible for certification of Supplemental Type Certificate (STC) and Parts Manufacturer Approval (PMA) components and assemblies.- Provided management and guidance to junior design and liaison engineers and draftsmen.- Conducted flight test programs and reduced data into usable spreadsheets, charts, tables, and reports.- Identified as an FAA Designated Engineering Representative (DER) candidate as a Flight Analyst.- Held Materials Review Board (MRB) authority.

- Provided sustaining engineering and liaison production support for the Columbia 350 and turbocharged Columbia 400 composite general aviation aircraft.- Designed and managed the implementation of improvements to the aircraft, coordinating with certification engineering, manufacturing engineering, document control, and production control.- Resolved non-conformance issues relating to the structural integrity and assembly of the wings, horizontal stabilizer, the associated control systems, and the fuel system when components did not meet type design. This involved working directly with the FAA and Designated Engineering Representatives (DERs) to insure compliance with all applicable Code of Federal Regulations (CFR’s).- Held Materials Review Board (MRB) authority.- Interfaced with both vendors and customer service personnel to resolve out-of-house issues.- Oversaw and directed one or more designer/draftsmen relating to drawing creation and revisions and minor design work.- Helped establish and implement product and process improvements, including working with tooling, manufacturing, and quality engineering groups.- Was involved with the final phases of FAA certification under 14 CFR Part 23 for the Columbia 400.

- Provided sustaining engineering and liaison production support for the Columbia 350 and turbocharged Columbia 400 composite general aviation aircraft.- Designed and managed the implementation of improvements to the aircraft, coordinating with certification engineering, manufacturing engineering, document control, and production control.- Resolved non-conformance issues relating to the structural integrity and assembly of the wings, horizontal stabilizer, the associated control systems, and the fuel system when components did not meet type design. This involved working directly with the FAA and Designated Engineering Representatives (DERs) to insure compliance with all applicable Code of Federal Regulations (CFR’s).- Held Materials Review Board (MRB) authority.- Interfaced with both vendors and customer service personnel to resolve out-of-house issues.- Oversaw and directed one or more designer/draftsmen relating to drawing creation and revisions and minor design work.- Helped establish and implement product and process improvements, including working with tooling, manufacturing, and quality engineering groups.- Was involved with the final phases of FAA certification under 14 CFR Part 23 for the Columbia 400.

- Planned and conducted flight test programs to evaluate the stability and performance of light, general aviation aircraft.- Planned and conducted structural testing of both primary and secondary aircraft components.- Assisted in the design and assembly of seven prototype and demonstration aircraft.- Generated both engineering drawings and technical documentation for in-house as well as customer use.- Worked with production personnel to improve tool designs and reduce production times.- Provided technical assistance to customers relating to the assembly and initial operation of their aircraft.- Coordinated with government agencies on aircraft certification and accident investigations.- Wrote service letters and service bulletins to provide customers with information relating to potential safety issues with their aircraft and instructions on how to inspect and/or replace parts or make other alterations required.- Designed improved aircraft components for new aircraft and aftermarket retrofits.- Assisted technical support staff in resolving customer issues.- Provided technical assistance to customers relating to the assembly and initial operation of their aircraft.- Worked with shop personnel to design and improve tooling.- Created aircraft assembly manuals and instructions for aftermarket and retrofit kits for customer use, including technical illustrations.- Wrote service letters and service bulletins to provide customers with information relating to potential safety issues with their aircraft and instructions on how to inspect and/or replace parts or make other alterations required.

- Gave direction to shop personnel to solve problems associated with the manufacture of self-unloading semi trailers.- Supervised two designer/draftsmen, which included scheduling tasks, reviewing drawings, and handling personnel issues.- Rewrote owner's manual to reduce product risk and liability.- Redesigned safety labels for trailers to meet ANSI standards and reduce product risk and liability.- Inspected and tested failed components for warranty claims.- Designed and troubleshot pneumatic, hydraulic, and electrical systems on trailers.- Reviewed company policies and OSHA documents to insure regulatory compliance.- Reviewed transportation Code of Federal Regulations (CFR) to insure product compliance.

Santa Clara, Ca, Us

- Serviced physical vapor deposition (PVD) and chemical-mechanical planarization (CMP) semiconductor processing equipment.- Provided direct customer support of installed-base equipment with installation, start-up, maintenance, retrofits, and Y2K testing.- Worked in a clean room environment with high-vacuum, pneumatic, robotic, mechanical, electronic, chemical, and RF systems.- Assisted the customer in a manufacturing environment to insure equipment was functional to meet production needs.

Bs Aerospace Engineering, Aerospace Engineering

Engineering Science