OUR TEAM

Guy Mossman
Chief Executive Officer
Guy Mossman develops the strategic vision and guiding principles to achieve company growth goals and objectives. His keen engineering knowledge, deep understanding of Navy and DoD programs and astute leadership skills have led ORBIS to become a premier engineering and management service company providing expert solutions to our customers. Prior to establishing ORBIS, Guy was the Vice President of Operations at Life Cycle Engineering. He was also the Deputy Program Executive Officer for Submarines and a member of the US government Senior Executive Service where he received Civilian Meritorious and Superior Civilian Service Awards. He holds a B.S. degree in marine engineering from Maine Maritime Academy.
Charles Grabenstein
Chief Operating Officer
Charles Grabenstein has been with ORBIS since 2012 and works out of the Washington, DC office. Prior to ORBIS, he was the COO at SUBSYSTEM Technologies, Inc. where he was accountable for all client relationships, subcontractors and support contracts for the US Army, US Navy, Federal Aviation Administration (FAA), Drug Enforcement Agency (DEA) and Department of Homeland Security (DHS). From 1999 to 2010, Charles was a Vice President for Alion Science and Technology Corporation (formerly Anteon Corporation). He managed a $40M operation supporting NAVSEA PEO Submarines, PEO Aircraft Carriers, and PEO Littoral Mine Warfare. Charles holds a Bachelor of Science in Electrical Engineering from the University of New Haven.
Shauna Burrows
Director, Business Development
Shauna Burrows started with ORBIS in April of 2005. She manages the corporate marketing activities including strategic marketing planning, major program initiatives, as well as manages the business development and proposal processes. Her business background spans over 17 years in the defense arena.Shauna is a graduate of the University of Alabama with a B.A. in Communication and Informational Services. Shauna also serves in various professional, civic and community organizations.
Craig Richard
Director of Operations, Southeast
After a 23 year career with Naval Reactors/NAVSEA 08, with the last 8 years as the Naval Reactors Representative, Moored Training Ship, Charleston, Craig Richard joined the staff of ORBIS to lead our Southeast Division as the Director of Operations. Craig brings his wealth of experience and knowledge with naval nuclear propulsion, availability planning and execution, training, and research and development to our Charleston office. Craig is a graduate of the University of Pennsylvania (’88 BSE MEAM). In addition, Craig is a graduate of the Bettis Reactor Engineering School in Pittsburgh, Pennsylvania and the Naval Nuclear Power Training Unit in Charleston, SC.
Abdi Nazari
Director
Abdi Nazari is responsible for operations management, business development, and marketing strategies in the mid-Atlantic region. He has over 32 years of experience in naval engineering, program management, customer relations, and business insight. Abdi has helped ORBIS provide superior client services and experience significant growth in this region. Abdi has degrees in Chemistry and Chemical Engineering from George Washington and Catholic Universities. He has received Level III certification in Program Management from Defense Aquisition University and from Harvard Business School in Program for Management Development (PMD).
Indra Nayee
Director
Indra Nayee is a successful leader with a proven track record of strategically aligning the knowledge and experience to contribute to organizational growth. He possesses over 24 years of experience leading and managing technical and non-technical intelligence, developing productive teams, and aligning the resources to match the current and future needs. He is PMP certified and has extensive experience in project and program management to achieve maximum output with minimum resources. His motto is "love what you do, and do what you love."
Michael Desjardins
Director of Operations, New Hampshire Office
Michael Desjardins has held several key positions at Portsmouth Naval Shipyard over the past 34 years including Superintendent of the Inside Machine Shop, Deputy Nuclear Production Manager, and Project Superintendent on two Los Angeles Class Engineered Refueling Overhauls. Mr. Desjardins was presented with the Navy Meritorious Civilian Service Award for the first ever, early completion and under cost performance of a Los Angeles Class Engineered Refueling Overhaul on the USS City of Corpus Christi SSN 705. He was presented with the Navy Superior Civilian Service Award in January, 2014 for his work as the Director, Executive Support Office at Portsmouth Naval Shipyard. He completed the US Navy Apprentice program in 1980 and received a Bachelor of Science Degree in Industrial Technology from the University of Southern Maine in 1995.
Karl Farber
Director of Corporate Contracts and Facility Security Officer
Karl Farber joined ORBIS in 2002. He has over 30 years experience in naval architecture/marine engineering and contract management for US DoD and commercial programs. With expertise covering engineering, contract support services, ship construction, operations, research and development, and contract administration/management arenas, Karl brings a wealth of knowledge with respect to commercial design and construction practices in support of Navy programs, with specialized emphasis on contract administration and management of engineering and professional services contracts. He is certified by the National Contracts Management Association as a Certified Professional Contracts Manager (CPCM). He is a graduate of the Webb Institute of Naval Architecture (BS, 1986) and Loyola University Maryland (MBA, 1996),
DiDi Rudd
Director, Human Resources
DiDi Rudd joined ORBIS in December of 2007. During her tenure with ORBIS, DiDi has developed and implemented various projects including HR compliance audits, onboarding, handbook development, policies, training, and benefits administration. In addition to managing the ORBIS HR department, DiDi is the company’s payroll administrator. DiDi Rudd, is an accomplished HR professional with over 16 years of human resources experience which includes developing HR processes and polices, compliance, employee relations, performance management, diversity, benefits and training.