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North Texas

The North Texas Chapter of INCOSE

The North Texas Chapter of INCOSE (International Council of System Engineering) is centered in the Dallas-Fort Worth area and serves the north Texas counties. Participation is open to those interested in or practicing systems engineering.

2019 North Texas Chapter Officers

yvonne_bijanPresident – Dr. Yvonne Bijan, CSEP

Email: incose.ntx @ outlook . com
Bio: Yvonne Bijan has worked for Lockheed Martin for twenty years and has a Doctor of Philosophy in System Engineering from Southern Methodist University. She has worked on numerous aeronautic programs including F-35 and C-130J. Dr. Bijan has worked on the Space Based Infrared System. She is a Certified Enterprise Architect, Certified Systems Engineering Professional, Certified SysML Model Builder Advanced, and holds a QFD Greenbelt. She has a B.S. in Physics with a minor in Math and an M.S. in Computer Science with a concentration in Software Engineering.

President-Elect - Sarena Gazic

Email: sarena.g.gazic . engineering @ gmail . com
Bio: Sarena Gazic is a Systems/Software Engineer and owner of SGGE, a consulting company she started in 2011. Her company sets up modeling environments, trains users in UML/SysML/UPDM, develops automation tools, and develops systems engineering products. Prior to that she worked for 3 companies in the defense industry on most phases of the program lifecycle. She has 19 years of model based engineering experience, including large programs with distributed users. She has a B.S. in Applied Mathematics with a Physics concentration.

IMG_1089Vice President of Chapter Development – Dr. Hilaire Kadjo, CSEP

Email: dr_hkadjo @ yahoo . com
Bio: Hilaire Kadjo is a Lead Systems Engineer at Raytheon Space and Airborne Systems (SAS).  His assignments have consisted of general systems engineering tasks, including developing and implementing EO/IR algorithms and models, requirements development and management in DOORS.  As an International Council on Systems Engineering (INCOSE) Certified Systems Engineering Professional (CSEP), Hilaire has in-depth understanding of Systems Engineering Technical and Management processes going through all the stages and gates of system life cycle. Hilaire’s formal education includes a PhD in Mathematics (Numerical Analysis) from the University of Texas at Arlington (UTA), a Master of Systems Engineering from Texas Tech University, a Master of Science in Mathematics from UTA, and a Bachelor of Science in Mathematics with a minor in Computer Science from UTA.

jeromeTreasurer – Jerome Forbes, CSEP

Bio: Jerome Forbes is currently a Requirements and Architecture Engineer for Raytheon Integrated Defense Systems. He has over 12 years of electrical and systems engineering experience at Raytheon. His area of experience includes requirements analysis and development, CONOPS, verification and test, FPGA firmware design, production, technical training, radar systems, EOIR systems, digital image processing, system deployment and system security. He has held various other positions at various location during his career such as  Software Requirements SE Lead, Systems Test Engineer, In-Country Engineering Lead, FPGA Firmware Designer, Production Support Engineer, SE Process Engineer and Project Coordinator.

headshot_timVice President of Technical Development – Timothy O’Conner, ESEP

Email: timothyoconner @ sbcglobal . net
Bio: I’ve been married for 35 years and have 2 children and 3 grandchildren.  I’ve been employed at Lockheed Martin for 40.25 years.  I am presently working in Systems Engineering Integration and has been for the past 3.5 years on the F-35 Program.  In my previous assignments I’ve worked as EW Technical Lead for Foreign Military Sales Customer(s) on the Integrated Fighter Group (IFG) Team.  Prior to that I worked in Mission Systems and Avionics as the Deputy Senior Manager of Sensors and Weapons in the engineering core.  I have also worked as a Test Program Set Microwave Depot Engineer and Reliability and Maintainability (R & M) prior to that.  I currently hold the office of President of the Association of Old Crows  Fort Worth Chapter, Marketing Chair of the 2017 IEEE MetroCon and former Past Section Chair, and Director of Wellness for the Society of Hispanic Professional Engineers (SHPE).

Dawn Handley PhotoSecretary – Dawn Handley, CSEP

Email: dawn.handley33 @ gmail . com
Bio: Dawn Handley is a Certified Systems Engineering Professional who has worked for Lockheed Martin for over fifteen years and has a Master’s degree in Engineering Management from Drexel University. She has worked at two Lockheed Martin business units across five states and has a diverse background in Defense programs, including the PoSheng, FHMUX, ARRW and F-35 programs. Dawn Handley spent 9 years in the Army Reserve and is a Veteran of Foreign War, Operation Iraqi Freedom III.

mike_dietzDirector at Large – Mike Dietz

Bio: Mike Dietz is the 2010 Past President of the INCOSE North Texas chapter and currently serves as a Director-at-Large. Under Mike's leadership, the North Texas Chapter received the Gold Circle Award for being an outstanding chapter. Mike has served on the board for several years and has helped get INCOSE involved in programs like Future City. He is a Systems Engineer at Raytheon with cost, schedule, and leadership of over $20M (annual) of program efforts. He is Program Management certified by Raytheon, and has worked there for 18 years at all levels of integration from chip level to mission level and everything in between across multiple disciplines and product lines. Mike currently works at the business unit and product line levels. Mike's primary expertise is in Requirements Engineering and customer engagement.

don_boyerDirector at Large – Don Boyer

Bio: Don was the NT Chapter President in 2006 and currently works with Keys to Effective Chapters for INCOSE. Don has over twenty-five years of successes in project and line roles as Engineering Manager and Systems Engineer on DoD projects. Retired from Raytheon, he served as a Six Sigma Expert and Champion. He has extensive experience in systems engineering, project management, proposals, planning, scheduling and earned value methodology, integrated product teams, and training/coaching in these areas. Currently consultant and coach for small businesses through his firm, Small Business Performance Improvement, which involves extensive strategic and operational planning as well as team building and process improvement.

matt_holvey3335e58472db67488e78ff000036190aDirector at Large - Matt Holvey

Bio: Matt holds a master's degree in systems engineering from Penn State University and has worked in the military and aerospace industries for 13 years. In his current role as Quality Manager at Bell Helicopter Textron, Matt leverages software and hardware technology to lean and optimize quality processes.Matt previously served in the U.S. Navy and specialized in aviation electronics, jet engine test station repair and calibration laboratory management. Matt is a certified Six Sigma black belt, an avid runner and a recreational computer programmer.

Comms Officer - Justin C' de Baca
Event Coordinator - LaTreace Myles
Chapter Awards - Michelle Maddox


A special thanks to everyone who has volunteered to host meetings at remote sites.

  • Larry Smith, L-3- Greenville
  • Karl Saathoff, L-3- Arlington
  • Dawn Handley, Lockheed Martin- Palmdale
  • Jerome Forbes, Raytheon- McKinney
  • Yvonne Bijan, Lockheed Martin Aero- Fort Worth
  • Monique Jobe, Lockheed Martin MFC- Grand Prairie
  • Matt Holvey, Bell Helicopter
  • Sanchali Deb, Abbott