OBJECTIVE:

Seeking a challenging position in mechanical engineering field where experience and formal academic training will be fully utilized. Position must offer opportunities for professional development.

SUMMARY:

• Complex precision mechanism design, analysis and testing from concept to manufacturing.
• Complex electro - mechanical packaging design for consumer, defense and aerospace applications.
• Design based on Modular, Fit, Function, Fabrication & Verification concepts. DFA, DFM, DFT. Design based on Human Factors and interfaces.
• Design fixtures for assembly, testing and performance verification.
• Diagnostic analysis of the failure modes both from troubleshooting, design improvements and design verification. Modification, expansion and improvement of new and existing products based on, new market requirements, customer feed backs and analysis.
• Selection and implementation of technologies, processes, design and manufacturing methods for optimum quality products, lean cost, and short time development cycle.
• In depth knowledge of fabrication, manufacturing, integration, testing, inspection and their limitation based on cost and precision.
• PCB, flexible circuit, flexible wire and harness design.
• Rapid prototype for fit, function, marketing and limited production.
• Material selection (metallic, plastics, composites, fabrics, elastomer, etc.) based on industry, military or application standards for optimum properties, availability and cost. Material treatment (surface, internal, ESD, EMI, etc.) where needed.
• CAD and data based tools, PRO-E, CREO 2.0, PDMLink, Windchill, Team center, Visualization mock up (MSVisio), Pro-Mechanica, ANSYS Work Bench (Geometry modeling, Static structural and Modal analysis, Design Of Experiment "DOE", Optimization), Math CAD for fast development cycles and quality product
• In depth knowledge of Geometric Dimensioning and Tolerance, dimensional tolerance study. ASME Y14.5M 1994.
• Injection molding of plastics, elastomets and metals. Machining, Casting, Composite material, Sheet metals. Thermo forming and Extrusion designs. Rapid prototype and CAD simulations.
• Connector and harness design & selection. Blind mate, quick connect/disconnect connector design and co-development.
• Development and release of detailed drawings, analysis and tolerance study (piece parts and assemblies), test plans, assembly methods and Interface Control Drawings (ICD).
• Provide guidance to team members for design, engineering analysis and documentation.
• Quality control, inspection (source and in-house), vendor qualification and inspection methods.e:
• Mechanical design of cruise & Interceptor missiles body (structure and skin), bulkheads, wings, pyro-valves, and components. Pneumatic system design.
• Space craft ORION (crew and service module), structure, thermal shields and seals design. Pyrotechnic engagement, locking and release mechanisms. Umbilical harness, connectors, attachment and release mechanism.
• High and low pressure pneumatic (gas container and gas generating) mechanisms. Pneumatic actuators and linkage design.
• Ruggedized computer chassis and control cards (PMC) design. Electronic cards insertion and extraction mechanism design.
• Design of Solar Cell Array for space application (international space station), harness, interface connections and composite support panels for space application.
• Tool design for testing, integration and manufacturing.
• Cryogenic cooling system design for missile optical assemblies (thermal seekers and tracers)
• Compact design of electro-mechanical and computer assemblies and integration.
• Two years evening education in missile aerodynamics and control design.
• Design of complex housings with snap on attachment features, alignment, ease of assembly, reduced number of components and hardware.
• Electronic keyboard and switches design.
• Cabling, harness, Flexible Circuit Board and PCB design. Layout and documentation. EMI and RFI shield design.
• Thermal printers and cartridge design ( Confidential printers and cartridge family) based on Modular configurations, high volume, desktop and hand held applications. Vertical market quick respond design.
• Design high volume injection molding, machining, casting, composite, sheet metal, thermo forming Extrusion parts and assemblies.
• Rapid prototype and CAD simulations
• Electro-mechanical packaging. Micro switches, single or ganged (tactile, elastomeric or plunger style), digitizer, compact driving mechanism (cam, gear train, belt driven, uniform pressure rollers, slip clutches).

PROFESSIONAL EXPERIENCE:

Confidential, Healdsburg, California

Senior mechanical design engineer

Responsibilities:

• Design compact control and guidance mechanism for missile.
• Electro-mechanical packaging design.
• Detailed drawings and documentation.
• Design for testing, manufacturing and precision assembly.
• Thermal batteries harnessing and connectors design.
• Testing mechanisms and assemblies.

Confidential

Responsibilities:

• New generation of Thermal Tissue Fusion design.
• Trade study and conceptual design of new generation of Confidential thermal tissue fusion.
• Peer review of the mechanism concepts.
• Initial design of the products for fit, human interface, function, packaging, manufacturing and cost.
• Detailed design and drawings of the assemblies, sub-assemblies and components.
• Injection molding design of parts for high volume applications.
• Release of parts and assembly drawings.

Confidential, Louisville

Senior Mechanical Design Engineer

Responsibilities:

• Mechanical packaging design for opto-mechanical laser based technologies including design of components, assemblies, detailed drawings, and ICD's.
• Work with electrical engineering group and vendors for optimal packaging design.
• High precision packaging design of optical lenses, mirrors, and sub assemblies.
• Precision location and design of optical modules in large assembly for optimal wavelength.

Confidential, Sterling heights, Michigan

Lead mechanical design engineer

Responsibilities:

• Compact Electro-mechanical Packaging design, ABRAMS Tanks and Striker combat vehicles.
• Packaging design, Master Control Units (Electro Mechanical Chassis, enclosure and components) based on LRM (Line Replaceable Module) and LRU (Line Replaceable Unit) concepts.
• Optimum design of chassis, heat sinks, power unit enclosures, wiring, sub-racks, insertion-extraction and locking mechanisms based on in field, low down time and modular concept.
• LCD monitors design for driver and gunner locations. Optimized design for limited space availability, accessibility, human factors and ease of replacement.
• Testing and evaluation of the systems, subsystems and components.
• Design based on tank and combat vehicles requirements and specifications.
• Electro-mechanical packaging trade study of Tanks and Striker vehicles for modernization towards full digital interface and control.
• Stress and thermal analysis of Electro-mechanical boxes using Pro-Mechanica and ANSYS Work Bench
• Provide technical assistance for prototype, pilot and production runs.
• Maintain effective communication with suppliers, internal and external customers, and outside resources.
• Selection, design and modification of complex electrical connectors for high density, low profile and high/low signals. Back planes and I/O boards design.
• Co-development and design of Rigid and Flexible multi cable interfaces and harness.
• Patent application in process (by General Dynamics) for unique, innovative insertion/Extraction mechanism for VPX cards

Confidential

Senior staff mechanical engineer

Responsibilities:

• Trade study, design and evaluation of alternative integration methods of Forward Bay Cover to Crew Module. Presentation of models, calculations and documents to in-house and Confidential review group for discussion and down selection.
• Thermal protection mechanism design. Thermal and shock resistant component design. Heat and flow barriers and flow seals design.
• Detailed design and drawings of components, assemblies, Mechanical Interface Control Document (MICD).
• Mentoring members of the team.
• Design of crew module to Service module attachment and separation mechanisms, such as engagement, and separation pyro mechanisms.
• Modular attachment and separation interfaces at different stages of flight and return.
• Design of umbilical connector assemblies, connectors, attachment and separation mechanism.
• Crew Module heat shield, attachment and separation design.
• Reusable crew module capsule concepts.
• Landing mechanisms for moon and earth landings.
• Crew module heat shield separation mechanisms.
• Crew module to Service module connectors locking and disengagement mechanisms.
• Land landing and water landing of the crew module.
• Layout of the solar panels, solar cells and wiring design.
• Calculation and design for minimum induced current in solar cell columns and net torque on the panels.
• Diode and wiring layout design to prevent reverse voltage generation in cells.
• Manufacturability, testing and packaging design of the solar panels.
• Solar panels, folding, locking, and deployment mechanisms.
• Electro-mechanical packaging design of aircraft belly mounted family of antennas (mounting canoe and mounting panels for mm wave, micro wave, UHF and VHF antennas).
• Canoe and antenna panels’ attachment to aircraft and antenna access mechanism design.
• Bay modular design for assembly, service, exchange of antennas.
• Special blind made and normal interface connectors design. Connectors including power, data, optical, application.
• Quick exchange and replacement methods at airport hangers or field services.

Confidential

Lead mechanical engineer

Responsibilities:

• Testing and evaluation, static and dynamic loads, heat transfer and thermal management, EMI shielding. Nuclear ray path study. Weight, oxidation, galvanic potential requirement study and design. Shock and vibration study and optimization design.
• Modeling and evaluation of dynamic behavior of the seeker assembly (Shock, Vibration, static loads, etc.).
• Work with designer, manufacturing, and quality control to resolve the noncompliance areas via hardware redesign and/or improvements to existing design.
• Work with sub-contractors to make sure their designs and fabrication are sound and incompliance with allowable envelops and constraints, (interface control drawings).
• Perform mechanical fit analysis for Seeker unit, IMU, SEA and MC. Verify the vendor's analysis and recommend changes to improve their design.
• Generate design control models and Design Control Drawings (DCD) for Inertia Measuring Unit, Seeker, Seeker Electronics Assembly and Mission Computers.
• Preliminary Design reviews (PDR) and Comprehensive Design Reviews (CDR) preparation and presentation. Attend contractor's PDR and CDR to make sure products are designed for optimum performance and cost.
• Design models and generate drawings for test and shipping fixtures.
• Control and evaluation of interface areas of assemblies to make sure sub assembly’s fit together and interface properly.
• Generate, present and release models and detail drawings for parts and assemblies.
• Review materials, assembly methods and attend internal design reviews.
• Mentor other engineers and help them to improve their designs and details.

Confidential, Tucson, AZ

Principle mechanical design engineer

Responsibilities:

• Design wings, doors and integration of cruise missile.
• Wing and door pneumatic deployment mechanism design and analysis (High pressure tank, high pressure gas driven actuators, linkages, pneumatic directional and venting valves, high pressure lines, plugs, etc.). Work with contractor to design gas driven actuators.
• Develop and perform test methods. Test wings and doors deployment systems. Design modification for optimum performance based on test results.
• Design pyrotechnic deployment mechanism for wings, covers and doors.
• Generate Pro-mechanica kinematics models for wings and doors deployment system to evaluate kinematics and dynamic clearance of components.
• Develop and perform evaluation and acceptance test methods for subsystems and components.
• Generate models and develop detailed drawings for piece parts and assemblies.
• Lead engineering activities for selection of technologies and manufacturing methods.
• Mentor other engineers in the group during product design, testing and detailing.
• Lead mechanical engineer to transfer project from California to Arizona.
• Develop and perform procedure for EKV sensor cover ejection mechanism.
• Co-design with vendor of high-pressure cryogenic cooling system for sensor and focal array.
• Work with contractors on design of two gases (Oxidizer and fuel) propulsion system.
• Work with vendors to design and test composite high-pressure cooling gas and two gas containers for propulsion system.
• Work within the group to design and test composite vehicle structure.
• Mentor other engineers during design.

Confidential, Scottsdale, AZ

Senior mechanical design engineer

Responsibilities:

• Design, develop and test portable and desktop labeling and bar coding machines and supply cartridges.
• Design printer driving mechanisms, uniform pressure print head floating platform, constant tension slip clutch mechanism for thin ribbon/tape drive.
• Multi platform, modular design configurations of printer and supply cartridge.
• Design automated and manual media cutting mechanisms for manufacturing.
• Design step motor driven gear train, cams, stacked driving platforms and belt driven gear train.
• Design and develop plunger actuated miniature electro-mechanical and optical sensing switches.
• Design and develop proprietary media supply cartridges.
• Generate and release detailed drawings.
• Performed tolerance analysis and apply complete geometric dimensioning and tolerancing to parts and assemblies.
• Developed Critical Area of Inspection (CAI) methods and documents.
• Lead and manage other designers within the group.
• Received two patents for hand held printer and easy configured media cartridge.