Engineer Design

** ***** ** ******* & Secondary Aircraft Stress structural design, repair and analysis.

Extensive working experiences in Aircraft Structural Repair on Fuselage, Wing and Control Surfaces both in Metallic and Composite, and Damage Tolerance Analysis.

Proficient in NASTRAN/PATRAN/FEMAP Finite Element Analysis.

Knowledge of FAR/JAR Regulation (Part 21, 23, 25, 27, 29), and FAA/DER Designee in Training.

MIL-HDBk-5 or MMPDS13 Metallic Material, MIL-HDBK-17 Composite Material, MIL-HDBK-516C Airworthiness Certification Criteria

Results oriented, focus on efficiently resolving complete problems, proven ability to effectively manage people and tasks, 16 STC accomplished in 18 months. Involved in Accident Investigation for in Service Airplanes & Product for Galaxy Aerospace. Trouble Shooting & Problem Solving, MRB (Material Review Board)

Experienced Boeing (707/RC135/757/767) / McDonnell Douglas (DC8/DC9/MD80/MD11/ C17), Lockheed Martin (F35, P3, C130, Constellation), Northrop Grumman, Gulfstream (GII, GIII, GIV, GV, G100, G200), IAI (1124Westwind, 1125 Astra SPX, Galaxy), Bell (UH1), Sikorsky (UH60, HH60, MH60, Presidential Helicopter).

COMPUTER SKILLS

NASTRAN, PATRAN, FEMAP, CATIA, AUTOCAD, UG, SOLID WORKS, SOLID EDGE

EDUCATION

Northrop University, Los Angeles, California

M.S. Aerospace Engineering 1991

B.S. Aerospace Engineering 1989

Glendale Community College, Glendale, California

A & P Certificate 1986

Job related courses:

Structural Design & Repair Philosophy

Material & Processing for MRB Engineer

Impact Dynamics of Aircraft Structures

Practical Stress Analysis

Aircraft Design

Airframe Structural Design

Composite Structures / Materials

Aircraft Structural Repairs for MRB Engineer

NASTRAN/ PATRAN/ FEMAP

Helicopter & Airplane Preliminary Design & Sizing

Background courses:

Aircraft Structures

Composite Structural Design & Analysis

Damage Tolerance Analysis

Structural Dynamics

Vehicle Performance & Design (Airplane design)

Optimum Structural Design

Advanced Composite Structural Repairs

AutoCAD, CADAM, UGII, CATI

FAA/DER Training

Professional Short Courses:

“Aircraft Flight Testing/Hazardous Flight Tests” by Mr. Don Ward, Mr. Thomas Strganac- University of Kansas Continuous Education 1995

“Airframe Structural Design and sizing” by Michael C.Y. Niu- UCLA Extension Short Course 1989

“Aircraft Design Sizing, Layout and Performance Calculation” by Dr. Leland Nicolai, Dr. Jan Roskam, Dr. Jay Pinson, Mr. Bud Nelson, Mr. Douglas Bowers. Mr. James R. Wilson, Mr. Dennis Sedlock, Mr. Hans Forsch, and Mr. Richard Stone- San Jose State University School of Engineering Short Course in Dayton Ohio 1988

“FAA/DER Structural Annual Seminars” by Southwest Region Aircraft Certification Office

Addendum:

Following are the projects successfully accomplished and obtain STC (Supplemental Type Certificate) from Galaxy Aerospace Company.

Honeywell Laseref IV System Installation

2nd. Oxygen Bottle (77 cu-ft) Structure and System Installation

Universal Avionics UNS-1K FMS Processor and Antenna Installation

Aero “I” and Aero “M” Satcom Systems and Antenna Installation

Magnastar Avionics System and Antenna Installation

HF 9000 System Installation

KHF 950 System Installation

Dorne & Margolin ELT System and Artex ELT System with their Antenna Installation

Stormscope System and Antenna Installation

AeroVision Camera Installation

1KVA and 2KVA Inverter System Installation

16G Jump Seat, Lavatory Seat, Divan, Single/Double Executive Seat Support Structures Installation

Secure Plane Systems Ultra-Lite 500, etc. on Galaxy and Astra aircraft

RVSM System & Structural Installation

Baggage Hanger Installation

PROFESSIONAL EXPERIENCE

GKN St. Louis, MO 02/2020 – 03/2020

Sr. Stress/Structural Analyst Contract assignment to support GKN;

Support Assembly Damaged Material Review Board Liaison Engineering on Airframe of the CH53K Helicopter, F18 Horiz. Stab. Etc.

The Spaceship Company Mojave, CA 08/2019 – 01/2020

Sr. Stress/Structural Analyst Support The Spaceship Company;

Support Assembly Damaged Material Review Board Liaison Engineering on Airframe of the Spaceship SS2. Feather Flap Hinge analysis, the Speed brake Hinge, Lugs, Joints, and Composite Panel Analysis.

Odyssey Consult Dayton, OH 03/2017 – 08/2019

Sr. Stress/Structural Analyst Support USAF SPECIAL OP/ISR;

Support Assembly Damaged Material Review Board Liaison Engineering on Airframe of the C130J, Seat Instl.. Weapon System Instl., work as SME over seeing LM, SNC and Misc. vendor design, analysis to ensure meet the MIL-HDBK-516C. Review PDR and CDR design and analysis, prepare ADF, MFR etc… for certification. Mentor young engineers.

Sikorsky Aircraft Stratford, CT 07/2015 – 03/2017

Contract Stress/Structural Analyst Production Support Blackhawk and Seahawk;

Support Assembly Damaged Material Review Board Liaison Engineering on Airframe of the Blackhawk UH60M, Medic HH60M, and Seahawk MH60R, MH60S model Helicopter and Presidential Helicopter.

Jacobs Engineering Eglin AFB, FL 06/2013 – 03/2015

Flight Test Engineer Support for C130 & M28;

Support Special Operation ISR M28 and AC130 Gunship Program equipment and system installation, review structure analysis and flight test program.

Design Air Data Boom support structure and analysis.

Review FLIR Structure and System Installation.

DRS Technologies, Inc. Ft. Walton Beach, FL 09/2011 – 03/2013

Sr. Mechanical and Structures Engineer Support for Embraer KC390 & Sikorsky CH53K;

Reviewed cargo loading and load path for CDS (container delivery system) rail, 88” rail and Type V pallets 108” rail cargo loading,

Reduce 25% weight reduction on detail load analysis.

Mentor young engineers help layout design and load path.

Avenger Aircraft Services Greenville, SC 12/10 – 07/11

Stress Engineer Support Lufthansa Airline Lockheed Constellation Structural Repair;

Primary Structural Analysis on Wing, Fuselage and Control surfaces on Structural Repair.

Supported shop Liaison Structure Repair, Static and Fatigue analysis.

Mentor young engineers.

Lockheed Martin Greenville, SC 07/10 – 11/10

Stress Engineer Support P3 Maintenance;

Primary Structural Analysis on Wing, Fuselage and Control surfaces.

Maintenance Structural Repair

Supported shop Liaison Metallic and Composite Structure Repair, Static and Fatigue analysis.

Northrop Grumman Melbourne, FL 01/10 - 03/10

Stress Engineer Support Joint Star Boeing 707/KC135 Joint-Star Maintenance;

Primary Structural Analysis on Wing, Fuselage and Control surfaces on Maintenance Structural Repair

Supported shop Liaison Metallic and Composite Structure Repair, write report.

Heli-One, USA Hurst, TX 10/08 - 07/09

Stress Lead Helicopter & Fixed Wing Aircraft Structural Modification;

Led team of 5 design engineers and 3 stress & liaison engineers to:

Support shop

Liaison Metallic and Composite Structure Repair.

Reviewed MD900 Hoist installation, and Gun Support Structure Installation design & analysis.

Created preliminary design & sizing of C47 EMS Litter system installation, design of Hoist Installation for AS350 Helicopter.

Analyzed and Improved Dual Pivoting Litter installation on AS350, AS355, AS365, Bell 412, Bell 222 and MD900.

Reviewed the design & analysis of Cessna 206 California Highway Patrol FLIR, GPS Comm. Antenna and System installation.

Butler International Irving, TX 10/07 - 09/08

Stress Lead 767 Winglet Installation Wing Redesign/Retrofit Program;

Led team of 21 engineers and designers for Primary Structural on 767 Wing Modification Program.

Improved TS170 Boeing Wing Box Load Analysis Excel Spreadsheet Program.

Created Excel Spreadsheet Wing Rib Analysis Automation Program to run load cases and for all Rib Panels sizing and report format documentation.

L-3 Communication Greenville, TX 03/06 - 10/07

Stress Analyst RC135 Joint/Korean P3

Performed Stress Analysis for corrosion, assembly damages on metallic and composite structures repair

Designed and analyzed RC135 and P3 airplanes.

Analyzed Tooling design recommended the design changes for cost effectiveness and weight savings.

Wrote Stress Report for the Avionics systems installation and provided the design support.

Bell Helicopter Hurst, TX 02/05 - 03/06

Stress Analyst H1/Cobra Helicopter;

Stress Analysis and Sizing of Tie-Down Fitting, Crew Door Structure Modification, BL 14 Main Beam Structural Analysis Support miscellaneous design changes, Engine bay Maintenance, Crew Step support Structure Analysis, Fast Rope Support Structure Analysis,

Provided MRB Liaison Damage Repair Support and stress analysis substantiation.

Lockheed Martin Aero Ft. Worth, TX 11/02 - 01/05

Senior Staff Stress Analyst JSF (F35);

Preliminary weight estimation of various fuel sensor systems to perform the analysis.

Reviewed BF Goodrich Stress Report and coordinate with vendor.

Reviewed contract engineers stress reports and prepared analysis.

Support Landing Gear design and arresting gear design engineers for preliminary design concept.

Coordinate with material and process group for the new adhesive that can be used in the fuel bay for testing and qualification testing.

Performed stress analysis for the Sub-System Equipment Support Brackets.

Galaxy Aero Space /Gulfstream Aerospace Co. Fort Worth, Tx 02/99 - 09/02

Stress Group Leader;

Led group of 5-15 design engineers and Liaison MRB engineers

Support all IAI aircraft (Jet Commander, Commodore Jet, Westwind I, Westwind II, Astra, Astra SP, Astra SPX, and Galaxy) total (550) aircraft fleets

Field Service support to FBO or Service Center on the Structural Cracks or Corrosion Removal Repair Design and Analysis Metal and Composite Repair, and MRB (Material Review Board).

Performed Accident Investigation, & Structural Alignment after hard landing or Major Wing accident.

Responsible for the Product Support, Product Improvement, Failure/Root Cause Analysis, and Corrective Action task to coordinate with IAI aircraft manufacturer and Gulfstream Aerospace.

Performed Projects planning, Define load path, Initial design concept, Design Support.

Supervise and Led designers and Stress Analyst Performed stress analysis and Structural Substantiation, Compliance Checklist, and Instructions for Continuous Airworthiness on the STC projects.

Wrote the Aircraft Flight Manual Supplement and Proof Test Plan for FAR part 91 and part 135 operator

Visionaire Aircraft Corp. Chesterfield, MO 07/98 - 01/99

Stress Engineer;

Performed stress analysis and design support on forward fuselage Avionics, cockpit instrument panel.

Created Excel Spreadsheet templates for:

Composite laminate and Sandwich panel program will:

Calculate for A, B, D Matrices

Take Input in axial, moments or strain loads and calculate ply by ply Lamina Strain & Margin of Safety

Similar to SQ5 program and DT LAM program/verified by examples/approved programs.

Buckling of the Laminate and Sandwich panel analysis.

Composite Bonded Doubler Repair, Bolted Doubler Repair Design and Analysis, Delamination analysis and Repair for production assy. and in service aircraft field repair.

Sino-Swearingen Aircraft Co. San Antonio, TX 01/97 - 07/98

Stress Engineer;

Evaluated SJ-30 Prototype center fuselage.

SJ-30 fuselage, emergency exit door, fuel tank, and bulkhead Stress analysis.

Wrote stress report.

Mentored Design Engineers.

Boeing Commercial Airplane Wichita, KS 07/96 - 01/97

Stress Engineer for Product Design Engineering Group;

Initial design/sizing and evaluated the existing P&W2037 and P&W2043 engine Nacelle and thrust reverser for Boeing 757-300 airplane.

Gulfstream Aerospace Corp. Savannah, GA 07/94 - 07/96

Stress Engineer/MRB Signature Engineer, Operation Engineering Group; Special Project

Baggage compartment Structural Analysis.

Performed stress analysis on airframe modifications, design changes.

MRB Structural repair to salvage the assy. damages on the G4 and G5 production airplane.

Marietta Corp. Baltimore, MD 04/94 - 07/94

Stress Engineer, Production shop support MRB (Material Review Stress Analysis);

Stress analysis and the repair substantiation on the assy. damages of the metallic and composite structures of P&W4000 Engine Thrust Reverser for A340.

McDonnell Douglas Corp. Long Beach, CA 04/90 - 12/93

Product/Customer Support Airframe Strength & Stress Engineer;

Performed stress/strength analysis and design the repairs for the in-service corrosion removal, cracks on metallic and composite structural repairs;

Reviewed and evaluated the airline repair drawings, Service Bulletin, Structural Repair Manual, Component and Maintenance Manual, and Service Repair Limits etc.

Performed MRB Structural Repair to salvage the assy. damages & disposition of the repair on new production aircraft (MD80, C17, & MD11).

Performed MRB action for the MII/MIR, QAEO, & design changes.

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