Design Engineer Mechanical Engineering

HANH DONG

Chino Hills, CA *****

Tel: 909-***-****

*********@*****.***

PROFESSIONAL SUMMARY:

** *** *********** ** ****** and product development from concept to production in variety of fields especially in Aerospace and Auto industries.

Two US patents were granted (US patent # 200******** and 2009/0159382).

EDUCATION:

Wayne State University, Detroit, Michigan

MS Degree, Mechanical Engineering.

VN National Polytechnic University,

BS Degree, Mechanical Engineering

HILIGHTED SKILLS, QUALIFICATION:

FEA & CFD Software: Algor, ANSYS Multi Physics8.1; Nastran, Phoenics

CAD Software: CATIA V5; ENOVIA; Teamcenter, SmarTeam; Solidworks; AutoCAD; Pro-Eng.

Others: Microsoft Word, Excel, Power Point, Mathcad.

EMPLOYMENT HISTORY:

SIE- Aernnova, Chatsworth, CA June. 2023- Dec 2024

Structural Design Engineer

Re-designed Air condition duct system (A21) of commercial airplane A330 to Cargo Airplane.

Re-designed Oxygen system (A35) of commercial airplane A330 to Cargo Airplane.

Performed CFD analysis for diffuser of Air condition duct system (A21)

Boeing – Long Beach, CA Apr.2022 – June. 2023

Structural & Payload Design Engineer III

Re-designed Shimmy damper of C17 main landing gear to improve life time due to fatigue.

Performed Engineering Design and Checking for BGS Spares Engineering Design. Ensure engineering dataset includes: CAD model, drawings, data sheets meet technical requirements of PDM, CATIA, ENOVIA.. systems

Resolved any issued of TO (Technical order), CMM (Component Maintenance Manual), JG (Job Guide) for C17 Landing gear.

Resolved any build issues of manufacturing, vendors per ELR (Engineering Liaison Request) for 707-777 aircraft.

Supported validating interchangeability on drawing and Part list

Kratos Defense – Roseville, CA Apr.2020 – Apr.2022

Mechanical Structural Design Engineer IV

Performed mechanical design to improve aircraft payload by modification fuel and electrical systems.

Designed for cost saving components of UAV (Flight control actuation, Hydraulic systems, Launch and recovery)

Conducted Thermal Analysis for electronic components inside UAV: Power management systems.

Supported Manufacturing in Tooling Design : Drilling, Trimming fixtures for composite parts, Assemblies of UAV

Performed class I, II change for UAV (Unmanned Aerial Vehicle) products by creating redline drawing, preparing presentation document, offered solutions to resolve failures or difficulties of Manufacturing.

Attend CCB (Change Control Board), ERB (Engineering Review Board) and DR (Design review).

Conducted reviewing and approval for Engineering Changes and implemented dwgs.

Unical Aviation – City Industry, CA Mar. 2018 – Mar.2020

Lead Design Engineer

Performed PMA designs, various components : Strut assy., Door latch assy., Landing gear components, Switches…etc for aircrafts: B737; B777 families

Conducted structural, material, and dimensional analysis for PMA certifications.

Designed ATP, QTP test fixtures.

Lead and supervised group of junior Engineers

Zodiac Seat Aerospace - Rancho Cucamonga, CA Apr. 2014 – Feb. 2018

Sr. Design Engineer

Performed, 3D modeling designs, lay out various kinds of aircraft seats, IFE (in-flight-entertainment) and major seat components for Airbus, Boeing and Bombardier, Embraer.

Designed ATP Test Fixtures of various kinds of airplane seats: attendant, observer and passenger.

Designed various kinds of metal, plastic and sheet metal components for airplane seat assemblies, seat track attachments.

Guided and conducted in developing 3D and 2D LOPA, Living space investigation, installation drawings, DFM and DFA drawings. Tolerances stack up check.

Prepared documents and attended PDR and CDR meeting.

Performed FEA for major seat components using CATIA Structural Analysis.

Bell Helicopter - Hurst, Texas May 2012 – Apr. 2014

Sr. Design Engineer

Re-constructed EBOM in ENOVIA system of helicopter assemblies and sub-assemblies.

Performed Class II change for Rotor-Hub and Drive system parts.

Designed tooling to support manufacturing in building the composite and metal blades of helicopters.

Validated the Component Maintenance Manual (CMM) of Power Control Module (PCM)from vendor - Woodward HRT-Tech

Implemented the changes from ECO to the drawings using CATIA V5 CPD, NX5.

Daddario Inc., Sun Valley, California Sept 2010 – May 2012

Sr. Mechanical Engineer

Reversed engineering design the well known clarinet mouthpiece. Tolerances studies for design and manufacturing production. Selected production methods and developed manufacturing production

Designed machines and tooling for clarinet mouthpiece production.

Generated, collected and/or analyzed test data and prepared specifications for various plastic and hard rubber mouthpieces.

Barry Controls Aerospace, (Hutchinson) Burbank, California May 2005 – Sept. 2010

Sr. Mechanical Design Engineer

Reviewed mechanical specifications, translated specifications into design requirements, and developed conceptual designs to production of Engine Vibration Insulator Systems (Fluid and Elastomeric) for various kinds of aircrafts B737; B747; A380; A350; A320; CRJ700. Lead Lag Dampers of the main rotor and laminated elastomeric bearing of tail rotor for various kinds of helicopters: H1-BHTI. 427 BHTI, 429 BHTI; V22; UH60, CH53, CH47.

Selected and designed fluid system for aircraft fluid dampers. A patent was granted: Rotary fluid damper - US 2009/0159382 A1

Performed Structural FEA, preliminary sizing and Stack up Tolerance Analysis for mechanical component parts and Systems for production.

Amerigon Inc., Irwindale, California 1999 – May 2005

Mechanical Engineer

Developed the Rotary climate control device, Rotary heat exchanger generator for auto industry from the concept to production.

Developed the specifications, and procedure for quality balancing of rotary assemblies per ISO1940

Researched, selected materials calculated and designed: mechanical, fluid flow, thermal, electro-mechanical products of climate control seat for auto industry.

Performed FEA thermal and Stress analysis of heat exchangers and mechanical components

Developed the specifications, designed the semi anechoic chamber and selected the test equipments for acoustical test the climate control vehicle seat, fans

C&D Technologies, Inc., Tucson, Arizona 1997 – 1999

Mechanical Engineer

Mechanical systems layout of the devices and product design concepts of AC/DC and DC/DC switching power supplies.

Designed compact enclosure sheet metal of high heat load electronics, EMI/RFI shielding, heat-sink, supports, baffles, bus bars, terminals, connector… Created Bill of Material (BOM) of product design.

Performed Thermal Analysis in component level for various kinds of devices which mounted on heat-sink, PCB (surface mount & pin through hole).Enclosure and heat-sink air flow impedance calculation.

Controlled Power Co., Troy, Michigan 1995 – 1997

Electronic Cooling & Packaging Engineer

Designed, modified air & hydraulic cooling systems for high power electronic devices (Diodes, SCR, IGBT) of linear and switching power supply units (1KVA -500KVA)

Designed, performed thermal analysis in component and system levels: extruded and bonded fin heat-sinks in various sheet metal enclosures.

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