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Board of Directors and Elected Officers





Mark TenEyck


Nazanin Sharifi     


Andrew Murrell


Harvey Soldan

Membership Director

Karen Grothe

Programs Director

Dorothy Beneviste

Communications Director

Karel Marshall

Systems Engineering Education Director
Rick Hefner

Ways and Means Director
Shirley Tseng

Appointed Officers and Volunteers




Newsletter Editor

Jorg Largent

Speaker Meeting Site Host Deborah Cannon

Paul Cudney

 Corporate Ambassador Coordinator Rick Hefner

Board of Director Biographies

President -  Mark TenEyck

Mark TenEyck is an accomplished business executive with 30 years of experience in management, design, fabrication and building. He started his first business at the age of 19 in residential home building and design. He transitioned to an 18-year tenure with Dassault Systemes in management selling innovative engineering solutions. He also designs and buds custom modern warm furniture sold in high end retail stores, is on the Advisory Board at Cerritos College and teaches computer aided design (CATIA) at Roosevelt High School. TenEyck has championed innovative methods for reduction of cost, scrap and environmental impact in product development. He is distinguished by his passion for business, focus on collaborative team building and commitment to delivering results. His contagious enthusiasm instills him and his team members with extraordinary energy and dedication in an environment where creativity and innovation are encouraged. A dynamic public speaker, teacher and mentor, Mark is a sought after presenter at meetings, team building events and conferences. He transmits key concepts in business innovation supported by smart adoption of technology to enable business to continually improve their products and processes while reducing their overall costs. Mark is passionate about his work and enjoys encouraging others to experience the dynamic of design and fabrication. He donates his time teaching in Boyle Heights and mentoring First Robotics Teams.


Vice-President - Nazanin Sharifi

Nazanin Sharifi is a Systems Engineer who works with Northrop Grumman Mission Systems as a Risk and Process Lead to help ensure the success of command and telemetry, communications planning, maintenance, and software sustainment functions for operation and maintenance to support peacetime, contingency, homeland defense, humanitarian assistance, and wartime operations.

Nazanin was recruited by Northrop Grumman Mission Systems from Pennsylvania State University. She has worked with Northrop Grumman for 10 years, gaining experience from nano to system of systems level engineering.

Nazanin is trained in Six Sigma, certified Greenbelt, and an INCOSE member for 6 years. She has been active in promoted STEM events both in INCOSE Chesapeake and LA Chapters, has volunteered her time to review papers, and is an active INCOSE-LA member.

Nazanin holds a Bachelor’s Degree in Science from Pennsylvania State University. 

Secretary - Andrew Murrell

Andrew Murrell is a Senior Systems Engineer with a degree in Aerospace Engineering and Physics from Embry-Riddle Aeronautical University in Prescott, Arizona with vast experience in Aerospace Electro-Mechanical Actuation Systems and Research and Development.  He has worked as a Systems Engineer at Rockwell Collins, where he founded their Electro Mechanical Systems Engineering Community of Practice (CoP).  Recently, he worked as the lead Eaton Aerospace research and development Systems Engineer and developed numerous patents. Andrew participates in and supports INCOSE-LA events, leadership meetings, WSRCs, and volunteers as an event photographer (one of his hobbies).  He received the 2018 INCOSE-LA Presidents Award from Phyllis Marbach as well as received a Certification of Recognition from Mark Mckelvin in 2019.  Additionally, Andrew’s support was instrumental in Safran Electronics and Defense (previously Rockwell Collins) becoming an INCOSE CAB member last year. He certified as an INCOSE CSEP and UCI Project Manager last year. 

   Andrew Murrell

Treasurer - Harvey Soldan

Harvey Soldan is a systems engineer at the Jet Propulsion Laboratory (JPL) and has over 30 years experience in NASA, military, and commercial systems. He joined JPL as a contractor in 1987 and is currently the Deep Space Network Systems Engineer for the DSN Aperture Enhancement Project, adding new 34m aperture antennas to the existing DSN at all three complexes around the world. Previously, he was the Deep Space Network Tracking, Telemetry, and Command Systems Engineer.

Harvey has worked on many military and commercial programs specializing in technical publications, testing, communications, and systems engineering for hardware and software intensive systems. In addition, he has worked on projects at TELOS, Raytheon, Walt Disney, Avicom and Gould NAVCOM.

Harvey received his B.A. from The John Hopkins University in Biology with a minor in Chemistry.  Harvey is completed two terms as INCOSE-LA treasurer and served as the 2013 Mini-Conference Chair.


Director, Membership – Karen Grothe

Karen Grothe has 16 years’ experience as a systems engineer working at McDonnell Douglas, Boeing, and Raytheon. She received a Systems Engineering Master’s Degree from Loyola Marymount University and an Astronautical Engineering Certificate from UCLA Extension, both in 2015. While a graduate student, she led LMU’s INCOSE Student Division as President for two years working to coordinate activities for students and encouraging students to get involved in INCOSE-LA, earning her the 2015 President’s Award for Outstanding Service to the INCOSE L.A. Chapter. In addition to her INCOSE activities, she has been involved in Toastmasters for the last three years, currently serving as the president of Westside Toastmasters club in Santa Monica.


Director, Programs - Dorothy Beneviste             

Dorothy is an experienced engineering leader across multiple skill areas, suppliers and contractors. She is a highly motivated agent of change and an accomplished senior project engineer at Boeing in airplane life cycle from product development through aircraft final delivery. Dorothy manages large-scale, complex 2nd Century technology solutions using generative design tools, model-based systems engineering and additive manufacturing to reduce complex parts design using digital models. Dorothy is passionate about nurturing our underserved youth to pursue STEM education and careers at our local universities.

 Dorothy Benveniste

Director, Communications - Karel Marshall

Karel Marshall is a Modeling and Simulation Engineer at The Aerospace Corporation. As an applied mathematician with a diverse research background, she focuses on blending Model Based Systems Engineering, military utility analysis, and data visualization to deliver technical insights and enable informed decision making. Ms. Marshall holds a MS in Applied and Industrial Mathematics from Towson University and a BS in Mathematics from Andrews University. Outside of work, one can find Karel trying out a new recipe at home, or mentoring future STEM majors and critical thinkers.


Director, Systems Engineering Education - Rick Hefner

Rick Hefner, PhD, specializes in systems development and maintenance; project management; Lean Six Sigma; process improvement, technology transfer; and risk management. His experience spans over 35 years. Dr. Hefner currently serves as Program Director for the Caltech Center for Technology and Management Education, where he is responsible for developing and delivering professional training in systems engineering and project management. 

Previously, Rick served as director of process management at Northrop Grumman Corporation, where he managed corporate process initiatives related to Lean Six Sigma and program management. Dr. Hefner has also worked with companies in the aerospace, defense, communications, electronics, and health sciences industries, including Applied Physics Laboratory, Ares Management, Boeing, DRS Technologies, Halliburton, Herbalife, Honeywell, Jet Propulsion Laboratory, John Deere, L-3, Maytag, Motorola, Pacific Bell, Raytheon, Schlumberger, Southern California Edison, St. Jude Medical, Toshiba, U.S. Navy, and Xerox.

He is credited with over 200 publications and presentations, and certified as a Lean Six Sigma Black Belt. He earned his PhD from the University of California, Los Angeles, in applied dynamic systems control. He received his MS and BS from Purdue University in interdisciplinary engineering.

   Rick Hefner

Director, Ways and Means - Shirley Tseng

Shirley Tseng is long time member of the Chapter and has been contributing to a broad spectrum of activities. She is one of the earliest members of INCOSE, having joined in 1995. She matriculated at the University of Pennsylvania and earned a Bachelor’s of Systems Science and Engineering, plus, at the same time, a Bachelor’s of Science in Economics from the prestigious Wharton School. Shirley has been busy in both industry and community outreach. She was with Hughes Space and Communication, Hughes New Venture Organization, Infinite Global Infrastructures and the Morgan Franklin Corporation. Her outreach in the professional community includes the IEEE, the 1 Million Cups group that supports entrepreneurs (in Orange County), the International Science and Engineering Fair, and the AIAA. All this explains how she is an invaluable source of information activities of potential interest to the systems engineering professionals in the Los Angeles Chapter. Over the years Shirley has served the Chapter in a variety of capacities as an officer and as a source of wisdom and insight into the decisions before the Board of Directors.

 Shirley Tseng2