Byron E. Mueller

Address: Phone Numbers:

**** ***** ****** **. #*** Cell: 385-***-****

Eden, UT 84310

e-mail: aduot3@r.postjobfree.com (home)

Objective: Senior Airframe Stress Analysis position. Currently hold DOD Secret and SAP Clearance; and have held Top Secret Clearance. Onsite international experience in South Korea, Japan, and Quebec, Canada.

Experience: Northrop Grumman Corp – Clearfield, UT / Iuka, MS 06/2018 – Present Chief Structures Engineer / Technical Leadership

Northrop Grumman – Aerospace Structures – Clearfield, Utah 10/2021 – Present Chief Engineer on classified / SAP B-21 development program at Design, Analysis and Manufacturing facility producing large composite parts and assemblies that include metallic details. Technical review and decision/approval authority for Airframe structures Design, Analysis and Manufacturing. Work involves technical problem resolution both design and manufacturing; RCCA; CCB chair / review / approval; design reviews; manufacturing layout and facilities; tooling requirements and design review; weekly interface with customer; management reviews with senior program and functional management; Risk management; Affordability initiatives for cost reduction; Weight Review Board; EMR authority for MRB; technical requirements and review for full-scale structural tests. Note that this is a Special Access Program (SAP) where program details and product design are classified and so cannot be discussed in an interview.

Chief Engineer / Technical Leadership

Northrop Grumman - Large Composite Structures Center - Iuka, MS 04/2019 – 09/2021 Chief Engineer on classified / SAP B-21 development program at manufacturing facility producing large composite parts and assemblies. Duties include technical direction and problem resolution, CCB chair / management, Risk & Opportunities management, engineering review & EMR approval for MRB, lead and management of Affordability and Process Improvement initiatives, tooling requirements and technical review, supplier management for contracted parts manufacturing, lead RCCA efforts for MRB, proposal estimating and preparation, project reviews with senior management and customer, work with Supply Chain on procurement requirements including ASPL special process and material substitution coordination, building block tests for design and manufacturing improvements, tooling handling loads assessment. Structure and program are classified so details cannot be disclosed.

Engineering Manager / Technical Leadership

Northrop Grumman – Innovative Systems – Clearfield, UT 07/2018 – 4/2019 Stress Analysis Manager on classified / SAP B-21 program composite & metallic parts, and assemblies. Led team responsible for stress analysis, DaDT analysis, internal loads, analysis reviews / reports, stress and DaDT for MRB discrepancies and repairs and EMR approval, analysis methods development and templates, design development testing, design PDP review

& stress approval, managed ASIP requirements and assisted with Fracture Control Board, EVMS support, manufacturing process reviews. Structure and program are classified so details cannot be disclosed.

Triumph Aerospace Structures – Arlington, TX 02/2014 – 05/2018 Engineering Manager / Technical Leadership

Core Functional Senior Manager over entire structural analysis organization, included disciplines: Airframe and Systems Stress Analysis, Fatigue & Damage Tolerance Analysis

(F&DT), Loads; Materials and Processes (M&P); Reliability, Maintainability and Safety

(RM&S), and Mass Properties. Responsible for team of ~130 direct and contract analysis engineers working 2 major programs, and R&D projects. Responsibilities included: technical management in support of aircraft development programs; staffing of engineering personnel; maintaining expertise within disciplines through training and mentoring; obtaining and maintaining analysis tools and methods; working proposals for new business; providing expertise and direction on programs and projects; serving on Industry Advisory Board at Georgia Tech University for Aerospace Studies, managing off-site Engineering Service Provider (ESP) contracts/engineering teams, performing annual performance reviews and promotion board, and guiding/mentoring/setting career paths for lower level managers, engineering leads, and engineers reporting under my organization. Programs supported: Bombardier Global 7000 Wing; Embraer E-Jet2 fuselage and empennage components; P&W high temperature composite engine cowls; and various metallic and composite R&D projects. Added special assignment duties included IPT Manager in charge of all day-to-day engineering responsibilities for the Bombardier Global 7000 Wing development program. Bell Helicopter, Textron – Hurst, TX 04/2008 – 01/2014 Principal Engineer / Technical Leadership

Bell Helicopter, Textron 02/2013 – 01/2014

Fatigue Functional Group Lead over team developing in-house comprehensive fatigue and fracture analysis software. Technical tasks involved developing methods and tools as modules for windows based analysis software program. Team leadership tasks included project management and planning for tool development tasks, and leading engineers and programmers on development team. Other tasks related to Fatigue Group included R&D projects involving analysis, test, and evaluation of composite structure for Large Cell Carbon Core rotor structure parts.

Principal Engineer / Technical Leadership

Bell Helicopter, Textron 06/2012 – 02/2013

Airframe Structural Analysis Lead over all of Propulsion Structural Analysis for Relentless 525 commercial helicopter program. Position was as technical lead over all Stress and Fatigue

& Fracture analysis conducted for Propulsion Structure. Also worked closely with Dynamics and Acoustics leads and engineers. Reporting to me were 10 engineers during the Detail Design phase of the project. Duties included determining project requirements, project management and planning, interview / hiring of engineers, transitioning design from preliminary through final sizing, finite element model development and loads drop releases, certification requirements (including certification test requirements), new methods and analysis tool development for project, and coordination between development functions, and with off-site engineering personnel in Canada and India. Also managing technical side of engineering service contract for some contracted structural analysis tasks. Principal Engineer / Technical Leadership

Bell Helicopter, Textron 02/2011 – 06/2012

Airframe Structural Analysis IPT Lead over all airframe structural analysis at Canadian facility for new Relentless 525 commercial helicopter program. Position was as technical manager of all Stress and Fatigue & Fracture analysis conducted for portion of airframe structure developed at Canadian facility. Reporting to me were three Stress and one Fatigue & Fracture lead; and 20 engineers, reporting directly to me during the Preliminary Design phase of the project. Duties included determining project requirements, project management and planning, interview / hiring of engineers, airframe conceptual design trades, preliminary through final sizing, finite element model development and loads drop releases, certification requirements (including certification test requirements), new methods and analysis tool development for project, and coordination between development functions and Fort Worth counterparts.

Principal Engineer / Technical Lead

Bell Helicopter, Textron 11/2009 – 02/2011

Lead structural analysis engineer over design development for Cost and Weight Reduction projects, and wheeled landing gear sponson structure for model 429 program. Cost and Weight Reduction included development of entire composite roof co-cured assembly for m429 that included roof beams from braided Gr/BMI braided preforms and RTM process. Wheeled landing gear sponson included development of metallic and composite components, and designing for incorporation as a kit onto existing aircraft. Principal Engineer

Bell Helicopter, Textron 06/2009 – 11/2009

Interim position waiting for start of new project. Set repair limits, updated repair manuals, and developed composite structure repairs for V-22 aircraft. Work involved conducting analysis of repairs to set repairability limits, working updates to FE model to add specific load conditions for repair analysis, developing and incorporating unique repair analysis methods, and updating sections of the military repair manuals. Principal Engineer / Technical Lead

Bell Helicopter, Textron 04/2008 – 06/2009

Lead stress analysis engineer for new commercial helicopter program, Developed airframe layouts for optimum load path structure; principal engineer over conceptual trade studies, led Structural Analysis Coordination team to improve communication and efficiency for conducting stress, dynamics, and F&DT analysis in support of design trade studies and in preparation for later full-scale development tasks. Primary author of stress analysis criteria document for new program. Provided input / oversight over Finite Element Modeling Guidelines document, Fastener Selection and Allowables document, Metallic Materials Handbook, and Non-Metallic Materials Handbook (composites, core, adhesives, etc.) for new helicopter program. Also provided technical expertise for a military helicopter composite weapons pylon. Developed and supported meetings to determine and relay to vendor the requirements for developing a new data management software system that provides product data management for airframe structural analysis. Note – this new commercial program was cancelled but details of project still remain proprietary. D3 Technologies – Hurst, TX 2/2008 – 4/2008

Contract Structural Analysis Engineer

Worked off-site at Spirit AeroSystems in Tulsa, OK. In charge of landing gear sponson structural analysis for the Gulfstream 650 business jet. Tasks included design concept development, hand analysis sizing, final analysis, formal stress analysis preparation, and presentation to Gulfstream DER. Completed all tasks with high quality and well ahead of schedule; receiving commendations from customer.

Lockheed-Martin Aeronautics – Fort Worth, TX 11/1986 – 4/2008 Aeronautical Engineer Senior Staff (E-5)

Lockheed Martin Aeronautics Company 9/2006 – 2/2008 This position held concurrent with the below stated position. Lead over structural analysis tasks involved with test load fitting design development for full-scale static and durability test articles for all three F-35 variants. Defined design and analysis criteria for test load application fittings, set up design and analysis review criteria and weekly meetings with engineering services companies preparing analysis. Worked closely with analysis leads and engineers performing test fitting analysis work; reviewed and approved test fitting part and installation drawings and analysis. Successfully completed test fitting work resulting in BTP releases ahead of schedule, and the documentation and PDM vaulting of high quality analysis for each part and installation drawing.

Aeronautical Engineer Senior Staff (E-5)

Lockheed Martin Aeronautics Company 9/2004 – 9/2007 Structural analysis Methods, Policies, and Procedures lead over Structural Analysis Methods and Design Criteria (SAMDC) document. Position involved the development and documentation of program wide analysis methods, procedures, and structural analysis criteria for the F-35 aircraft development program. Conducted extensive coordination with customer, all F-35 structural analysis teams, and structures core analysis manuals / structures software tools development teams. Other tasks included: SAMDC document preparation and updates, analysis studies and testing in support of methods development, member of structures core analysis methods working groups, analysis methods and requirements definition for IDAT analysis tools, MathCAD and Excel worksheet development and other programming tasks, consultation to teams on analysis methods and structures tools, structures tools checkout and deployment, FE modeling and analysis tasks in support of methods development tasks. Some major methods and criteria items worked: thermal loading analysis, buckling and postbuckling (including IDAT tools), fastener joint analysis, flange pull-off (including IDAT tool), advanced additions to lug analysis (including IDAT tool), nonlinear buckling DMAP tool, fastener bending in multi-layered joints, advancements in plastic bending (including IDAT tool), test load fitting design and analysis, strain predictions and alarm values for ground tests, other ground test related procedures and criteria, SAMDC exception requests coordination and approval.

Aeronautical Engineer Senior Staff (E-5)

Lockheed Martin Aeronautics Company 9/2003 – 8/2004 On-site stress analysis technical assistant (TA) to Korean Aerospace Industries (KAI) engineers in Sachon, Korea, primarily assisting in the production design development of the entire T-50 aircraft airframe structure and the FSD ground test support. Technical lead for structures TA support from 1/2004 to 8/2004 reporting directly to on-site chief engineer. Provided technical direction and assistance for production aircraft design changes from FSD trade studies, finite element modeling support, detailed design analysis and drawing release, detailed stress report preparation and checking, test support for remainder of DDT and full scale static tests including additional instrumentation requirements, strain gage predictions and monitoring, pre- and post-test inspections, strain gage correlation with analysis, interim test evaluation report preparation and checking, and modifications to test article to test production redesigned structure. Worked static and durability test problem resolutions including major structural modification to full-scale static article. Worked items in support of production design changes and TO maintenance and repair documents. Supported flight test with increased loads evaluation and envelope expansion. Worked major center fuselage and wing structural design changes based on data received from full-scale DaDT and static test results. As technical lead, supported staff meetings, coordinated structures technical support, prepared status reporting and conducted telecon meetings for coordination with LM Aero Wing Team in Fort Worth.

Aeronautical Engineer Senior Staff (E-5)

Lockheed Martin Aeronautics Company 2/1999 - 8/2003 On-site stress analysis technical assistant to Korean Aerospace Industries (KAI) engineers in Sachon, Korea primarily assisting in the FSD design development of the T-50 aircraft fuselage and empennage structure. Provided technical direction and assistance for preliminary design trade studies and design layouts, PDR and CDR support, finite element modeling support, detailed design phase design and drawing release, detailed stress report preparation and checking, manufacturing support for FSD aircraft, preparation of SSOR document, test support for DDT and full-scale static tests, including load case selections, instrumentation requirements, strain gage predictions and monitoring, pre- and post-test inspections, and strain gage correlation with analysis. Worked static and durability test problem resolutions including structural repairs to durability test articles. Worked items in support of production design changes and TO maintenance and repair documents.

Aeronautical Engineer Senior Staff (E-5)

Lockheed Martin Aeronautics Company 12/1997 - 2/1999 Stress analysis of wing structure for the KTX-2 fighter/trainer aircraft under subcontract to Samsung Aerospace, Republic of Korea. Responsible for finite element modeling, structural sizing, and detailed stress analysis. Other duties included conducting design trade studies, reviewing documents from Korea, and preparing stress analysis reports. MSC/PATRAN and MSC/NASTRAN used extensively.

Engineering Specialist, F-16 Airframe Stress Analysis (E-4) Lockheed Martin Tactical Aircraft Systems 8/1992 - 11/1997 Lead engineer over on-site engineering support at Hill AFB for F-16 airframe structural repairs and modifications. Tasks involved design and analysis of metal and composite airframe repairs and modifications, failure investigations, and service life impact studies. Duties included damage assessment, design trade studies, preliminary sizing, design layouts, final design and installation drawings, finite element modeling and analysis, detailed stress analysis, service life analysis, analysis documentation, and lead engineer responsibilities. Engineering Specialist, FS-X Airframe Stress Analysis (E-4) Lockheed Martin Tactical Aircraft Systems 7/1990 - 8/1992 On-site stress analysis at Mitsubishi Heavy Industries in Nagoya, Japan in support of F-2 aircraft aft fuselage development. Duties included design trade studies, finite element modeling and analysis, detailed stress analysis, and analysis documentation. Lead effort to build initial finite element model of aft fuselage structure resulting in completion of model runs within a month and a half of starting effort to provide internal loads on time to support aircraft development schedule.

Engineering Lead, F-16 Airframe Stress Analysis (E-3) Lockheed Martin Tactical Aircraft Systems 7/1987 - 6/1990 Lead engineer over on-site engineering support at Hill AFB for F-16 airframe structural repairs and modifications. Tasks involved design and analysis of metal and composite airframe repairs and modifications, failure investigations, and service life impact studies. Duties included damage assessment, design trade studies, preliminary sizing, design layouts, final design and installation drawings, finite element modeling and analysis, detailed stress analysis, service life analysis, analysis documentation, and lead engineer responsibilities. Experience prior to 1990

General Dynamics Fort Worth (Later became Lockheed-Martin) Composite Structures analysis on R&D programs.

Sikorsky Aircraft Company as helicopter airframe stress, and composite structures development team.

Hercules Aerospace (later became ATK and Northrop Grumman) design development of composite filament wound rocket motor cases for submarine launched nuclear missile. Education: University of Utah

BS, Mechanical Engineering 1983, GPA = 3.7 / 4.0 (graduated Magna Cum Laude) MS, Mechanical Engineering 1990, GPA = 3.7 / 4.0 (finished course work; no thesis) University of Phoenix

MBA, Technical Management 2008, GPA = 3.95 / 4.0

Publications: “Methodology for Thermally Induced Loading in Structural Analysis on the F-35 Lightning II”. Published in 2008 and presented at the 26th International Congress of the Aeronautical Sciences (ICAS).

“Buckling Considerations in the Design of Monolithic Machined Aluminum Structure” Presented at AIAA SciTech Conference in San Diego, CA in January, 2016. Patents: Method of Repairing a Core Stiffened Structure (CA 2908200 A1); publication date: April 13, 2016

Clearances: Currently hold DOD Secret and SAP Clearances (last investigation date 19 Feb 2015); previously held Top Secret Clearance, F-35 and F-22 special program security clearances. Associations: Member of American Helicopter Society (AHS), Engineering Advisory Board (EAB) at GA Tech University

Additional

Information: Member of Tau Beta Pi and Pi Tau Sigma engineering honor societies at University of Utah. Skills: Project management; engineering technical leadership; MRB; EVMS; RCCA analysis; CCB management; large structure composite design, analysis, manufacturing and tooling; knowledge of military and commercial requirements for fixed and rotary wing aircraft; composite and metal structure design & stress analysis; DaDT analysis; strong FE modeling and analysis experience; full-scale test support including strain prediction, alarm value, and correlation; structural repair / modification design and analysis including T.O. procedures; software and methods: advanced PATRAN and MSC/NASTRAN, MathCAD, Unix, FORTRAN, MATLAB, NX, CPLM, CATIA, Enovia, PDM, VBA, Microsoft Office suite software including MS/Project, Microsoft Teams. Experienced with: managing leads and engineering teams, managing off-site teams, working onsite and directly with customer, preparing and delivering technical presentations, technical writing, methods development, project management, proposal estimating and preparation, and overseas assignments. Some Japanese language.

Willing to travel; willing to relocate.

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