Engineer Mechanical

DAVID GRESSMANN

Phone 714-***-****

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

SUMMARY PROFESSIONAL EXPERIENCE

- Electromechanical engineer on space and satellite systems, with

diversified experience managing program level wire harnessing and

cables from requirements phase through to integration.

- Mechanical design engineer on ground based military radar systems,

performing variety of design, testing and analyses for electro and

mechanical systems and support structures.

WORK HISTORY

HANDYMAN, SELF-EMPLOYED Dec 2008 - Present (Salary varied)

- Carpentry - repaired railing and installed carpet on porch, designed

and built wheelchair ramp, installed fence gate, other miscellaneous

jobs.

- Plumbing - installed/repaired variety of plumbing fixtures.

- Electrical - installed light fixtures, electrical outlets and

switches.

- Painting - patched and painted walls and trim.

WIRE HARNESS ENGINEER, JPL Apr 2006 - Dec 2008 (Contractor $65/hr)

- Provided engineering oversight to designers resulting in completion of

modeling of system wire harness ahead of expected completion date.

- Responsible for harness design and fabrication including mock-up for

MSL descent stage.

- Directed designers in harness routing and harness support hardware

design.

- Utilized UG viewer to design harness, and generate voltage drop and

mass estimates.

- Created interconnect drawing (block diagram) and wire lists.

- Assisted in generating system level schematics (circuit data sheets).

- Provided support to manufacturing to troubleshoot

assembly/installation issues.

- Prepared and presented documentation for design reviews.

- Used MS Access to manage harness schematics, also MS Visio, Excel,

Word, Power Point.

WIRE HARNESS ENGINEER, RAYTHEON SAS Aug 2003 - Oct 2005 (Contractor

$55/hr)

- Ensured compliance with requirements, through review and appropriate

revision of system requirements documentation.

- Assisted harness engineering lead, conveying system requirements to

designers.

- Authored/maintained wire harness system specification requirement

documentation in DOORS.

- Flowed wire harness requirements to subsystems while providing

technical support to them.

- Wrote and implemented test procedures for vibration and temperature

qualification testing.

- Created Pro-E models and drawings of cable assemblies and their

components.

- Performed requirement verification to confirm customer requirements

were met.

MTS, BOEING SATELLITE SYSTEMS Sept 2000 - Feb 2003 (Contractor $32/hr)

- Designed and documented spacecraft level wire harnesses in 3D CAD

(Computervision).

- Created and revised test procedures and specifications.

- Consideration given to harness supports, lengths, shielding,

clearances, temperature, outgassing.

- Developed templates for fabrication fixtures (form boards).

- Oversaw fabrication, testing, and integration of harnessing.

CENSUS ENUMERATOR, U.S. CENSUS DEPT. March 2000 - Sept 2000 ($11/hour plus

mileage)

- -Performed various tasks in the taking of U.S. census.

TECHNICAL STAFF, HUGHES ELECTRONICS Feb 1996 - Nov 1999 (Direct $1000/wk)

- Designed spacecraft level commercial satellite wiring harnesses.

- Created 3D CAD models and drawings in Computervision to assemble and

install wiring harness.

- Supported development of schematics and wire lists to meet

requirements.

- Led small teams and mentor to others doing this work.

ENGINEERING DESIGNER, BECKMAN INSTRUMENTS Feb 1995 - Feb 1996 (Contractor)

- Developed layouts and created drawings for scientific/medical

equipment including sheet-metal & machined parts and their assemblies,

using ANSI Y14.5 geometric tolerancing (GD&T).

- Member design team for new product line, successfully meeting

aggressive deadline.

Payload Layout Engineer, HUGHES SPACE & COMMUNICATIONS Jan 1994 - Feb 1995

(Direct)

- Led team in Iayout of satellite payload units meeting unusual thermal

and mass property requirements, routing waveguide and coax cabling,

meeting mass balance requirements and minimizing RF loss.

- Developed and maintained plan of work, budgets and schedules.

Member Technical Staff, HUGHES AIRCRAFT Sept 1983 - Jan 1994 (Direct)

- Engineered ground and ship-board radar mechanical and electro

mechanical subsystems and components, and submarine torpedo electronic

packaging components.

- Led designers in layout/drawing creation from conceptual requirements.

- Performed trade studies for component selection to meet

cost/schedule/technical requirements.

- Engineered ground and ship-board radar mechanical and electro

mechanical subsystems and components, and submarine torpedo electronic

packaging components.

- Led designers in layout/drawing creation from conceptual requirements.

- Designed sheet metal/machined parts for basic support structure and

packaging/enclosures for radar high power system, general electrical

system, liquid and forced air cooling system.

- Refined enclosure/packaging design to minimize water intrusion and

EMI/RFI.

- Documented subsystem upgrades by writing/updating engineering

specifications and procedures.

- Improved automatic process dehydrator supplying dry air to high

voltage radar transmitter to minimize electrical arcing, utilizing

thermal and fluid flow analyses and systems engineering.

- Devised and documented method to use vacuum technology for moisture

removal from liquid cooled radar subsystem for long term storage.

- Engineered and developed design solutions and test fixtures for

rotating radar brake survivability, water-tight electronic packaging

and various corrosion resistant finishes.

- Investigated flow characteristics of fluid coupling, use of various

hazardous and AQMD controlled materials, and selection of related

mechanical components and materials.

CAD TEACHING ASSISTANT, RANCHO SANTIAGO COLLEGE Jan 1982 - Sept 1983

- Instrumental in set-up and maintenance of CAD laboratory.

- Provided instruction to college level students in operation of CAD

software.

EDUCATION

Bachelor of Science in Mechanical Engineering West Coast University, 1990

Graduated with honors

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