Charles Grabenstein has been with ORBIS since 2012 and works out of the Groton, CT 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.
John Bacak has been with ORBIS since 2018 and works out of the Charleston, SC headquarter office. John is responsible for ORBIS’s overall financial functions and activities, including financial reporting and accounting, treasury, financial planning and analysis, tax, and outside auditors. John also provides leadership within the company’s operating units, including program finance. John brings over 30 years of experience of corporate finance, government contracting, and acquisitions. Prior to ORBIS, John held senior financial leadership positions with both FORTUNE 500 companies and medium size professional services and government contracting firms. John holds a Bachelor of Business Administration in Accountancy from James Madison University.
Shauna Burrows oversees all DoD and commercial customer services, marketing and corporate development strategy and operations, as well as ORBIS’ engineering, technical, trade and consulting services divisions. Shauna started with ORBIS in April of 2005, and as Chief Business Development Officer (CBDO), managed the corporate marketing activities including strategic marketing planning, major program initiatives, as well as the business development and proposal processes. Her business background spans over 17 years in the defense arena. Mrs. Burrows is a graduate of the University of Alabama with a B.A. in Communication and Informational Services, and also serves in various professional, civic and community organizations.
Mike Mahony joined the ORBIS team in 2020 and leads the company’s business development efforts. As Vice President of Business Development, Mike is responsible for strategy, development, leadership, implementation and oversight of the procurement and expansion of profitable new business opportunities that build upon relationships among both existing and new partners. Mike served in the active duty Army for 24 years as a senior aviation officer and AH-64D Apache Helicopter Pilot in Command to include 4 combat tours in Iraq and a tour in Bosnia Hercegovina. His last active duty position was Military Professor in National Security Strategy at the Naval War College. Since retiring from active duty, Mike immediately started work as VP of BD and Senior Program Manager for small businesses and helped them grow. Before joining ORBIS, Mike was managing a $1B pipeline for Serco across numerous verticals. Mike holds degrees from the University of Rhode Island (BS in Mechanical Engineering) and the Naval Postgraduate School (MS in Mechanical Engineering).
Earl Donnell joined ORBIS in 2007 after 38 years at Portsmouth Naval Shipyard. At ORBIS, he has been a Program Manager supporting NAVSEA 04XR & Corporate Resource Teams and Founder of ORBIS Industrial Services Division. During his government career, he managed the Production Department industrial organization responsible for the planning and executing submarine overhaul, modernization and repair work. He ensured compliance with safety and environment regulations while focusing on quality, schedule adherence and cost control. He has specialized knowledge and experience with all matters of DoD, NAVY and NAVSEA Resource Planning. Shipyard positions included: Journeyman Marine Machinery Mechanic, Supervisor, General Foreman, Combined Trades GF, Nuclear Director, Nuclear Production Manager, Production Operations and Planning Manager and Program Manager for National Security Personnel System, where he received both the Meritorious and Superior Civilian Service Awards. Government corporate positions included: Founder and Chairperson of the Corporate Production Resource Planning Team, member of the Naval Shipyard Leadership Development Board of Directors, NAVSEA Project Management College and Executive Leadership Course Instructor, Resource Management National Value Stream Manager, and Naval Shipyard Lean Management Board of Directors.
Doug Oglesby joined the ORBIS team in 2017 and leads the Washington, DC office as the Director of Operations. A career Navy Engineering Duty Officer, Doug concluded over 28 years of service with five years as the Program Manager for CVN 79 and CVN 80 (PMS 379) at the Washington Navy Yard. He brings extensive acquisition, shipbuilding, and life cycle support experience to the ORBIS team. Doug holds degrees from the University of Missouri-Rolla (BS in Aerospace Engineering) and Naval Postgraduate School (MS and Engineer’s Degrees in Mechanical Engineering). He has also received Level III certification in both Program Management and Production, Quality, and Manufacturing from the Defense Acquisition University.
Mr. Manuel “Manny”, a resident of Charleston, South Carolina, serves as the Vice President (VP) of Strategic Initiatives for Orbis. With over 33 years of Operational and Business Development leadership and management experience providing DoD Professional Services, Manny’s focus is on company strategy and critical decisions to propel Orbis’s business strategy and various operational organizations forward.
Manny is a veteran of the United States Navy (USN) where he served 6 years in the Sonar Technician community. Locally, Manny’s volunteer activities include serving on the Board for the Charleston Defense Contractor Association (CDCA), member of the South Carolina Lowcountry Chapter of the Armed Forces Communications and Electronics Association (AFCEA), , industry chair on NIWC Atlantic’s Contracts Industry Council (CIC) and on Charleston Metro Chamber of Commerce.
Guy Beaudoin joined ORBIS in August of 2015 and became Director of New Hampshire Operations in December of 2018. Prior to ORBIS he completed a 35 year career at the Portsmouth Naval Shipyard in Kittery Maine as part of the Naval Nuclear Propulsion Program. Guy held several positions at the shipyard including Division Head in both the Nuclear Fluids and Mechanical Engineering Division and the Nuclear Refueling Engineering Division. When Guy retired from government service he had served as the Director of Radiological Controls. In this capacity Guy had a large staff of engineers, technicians, and scientists and was tasked with ensuring proper control of radioactivity during nuclear work. He also has extensive experience with Radiation Health, Emergency Planning and Environmental Monitoring. Guy holds a BS from the University of New Hampshire in Civil Engineering.
Cleve Butts joined ORBIS in 2018 as the Orbis Industrial Services Mid-Lant Program Manager. While at ORBIS he has also served as the Carrier Team One Initiative Support Services Program Manager. Prior to ORBIS, he completed a 36-year career with Norfolk Naval Shipyard and Naval Sea Systems Command. After completing his apprenticeship at Norfolk Naval Shipyard, he was afforded a wide range of experience serving as a Shipfitter Supervisor, General Foremen and General Foremen II; Structural Group Refueling Manager – all platforms; Assistant Production Department Refueling Manager – Submarines; Nuclear Director – Mechanical, Structural, Electrical, Piping and Temporary Service Groups. As the Naval Shipyards transitioned to Project Management, Cleve transitioned as well. His project management experience includes Assistant Project Superintendent for Aircraft Carriers, Project Superintendent for Radiological Work Facility; Project Superintendent for the USS THEODORE ROOSEVELT (CVN 71) and the USS GEORGE WASHINGTON (CVN 73); and Aircraft Carrier Program Manager. He completed the last ten years of his civil service career, supporting NAVSEA Headquarters in the following positions: Director of Naval Shipyard Operation Division; Director of Naval Shipyard Aircraft Carrier Modernization, Overhaul, And, Repair; and Director of Product Delivery. His success has been founded with a quality common sense approach and his ability to understand his customers throughout the defense industry. Cleve was born and raised in Suffolk, Virginia. He is married to Cindy, 42 years, and they have three children, Casey Marie (Detective, Suffolk Police Dept), Matthew (Game & Inland Fisheries), and Josh (SBC Youth Pastor); nine grandchildren – Cayden Sophia, Raegan Taylor, Cooper Harrison, Savannah Grace, Avery Elizabeth, Cambelle Olivia, Liam McCoy, Meredith Rose, and Henry James.
Jeff Cherry joined ORBIS in September of 2005 following a 22 year career in the Navy during which he earned a B.S. in Nuclear Engineering Technology. He was assigned to the In Service Engineering Agent (ISEA) under ORBIS’ RADIAC and RADCON Professional Service Contract as the Assistant Radiation Safety Officer for the NAVSEA RADIAC Program. He stood up a radiation safety program for ORBIS and successfully applied for and received a Radioactive Materials License from South Carolina, which he managed as the Radiation Safety Officer until it was terminated in 2015 in anticipation of moving the RADIAC ISEA. He was assigned as the company’s first Quality Assurance Manager and led the development and certification of an ISO 9001 Quality Management System. In June of 2012 he was appointed as the Program Manager for the RADIAC Contract, managing the ISEA for the RADIAC Program and administrative support for NAVSEA 04ND and NASEADET RASO. He successfully transitioned the ISEA work from ORBIS Headquarters in Charleston, SC to the Naval Weapons Station in Yorktown, VA following the award of the RADIAC contract to ORBIS for a 3rd time in March 2017.
Vickie K. Hoffmann joined ORBIS - Charleston in September of 2004 as a test engineer working onsite at SPAWAR Atlantic developing test program sets for the Strategic Systems Programs Trident Submarine D5 Backfit Program.
Since that point, Vickie has concentrated on test engineering with a focus in technical project management, business development, and quality management.
Vickie has managed multiple DoD and Commercial contracts from RFP/RFQ development through final product acceptance and contract closeout.
Vickie holds degrees from Clemson University (BSEE) and The Citadel (MBA), and is a certified Project Management Professional (PMP). She resides in Mount Pleasant, SC with her husband Matt, two children (Luka and Sophia) and springer spaniel, Moxie.
Eric Ryberg joined Orbis in August 2021 and serves as Operations Director in Washington, DC. Previously, he served 34 years in Government supporting DoD acquisition. At NAVAIR, he ran flight test programs involving a variety of ship-based aircraft, and he led the Basing and Ship Suitability IPT for the Joint Strike Fighter Program Office. Eric transitioned to NAVSEA as a program manager for new ship construction, eventually serving as the Deputy PM for two ACAT-I programs: FORD Class aircraft carriers and ZUMWALT Class destroyers. He completed his career in Government as a Professor of Program Management at DAU’s Defense Systems Management College. Eric holds Bachelor’s and Master’s degrees in Aerospace Engineering from Georgia Tech; he earned an MS in Engineering Management from Florida Tech; and he's a graduate of the US Naval Test Pilot School.
John joined the ORBIS team in 2020 to lead operations in San Diego, California. He previously served in the active duty Navy for 28 years as a senior Engineering Duty Officer. John brings to Orbis his life cycle management experience and a strong background in Fleet maintenance. He is a former Program Manager for In-Service Carriers (PMS 312) and his last Navy assignment was Assistant Chief of Staff for Fleet Maintenance and Modernization at the staff of Commander Naval Air Forces, Pacific Fleet. John holds degrees from Tufts University (BS in Mechanical Engineering) and the Naval Postgraduate School (MS and ME in Mechanical Engineering). He is certified DAWIA level III in both Program Management and Production, Quality, and Manufacturing. He holds a Professional Engineer license in California.
DiDi Mizzell 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 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.
Rick Tomasetti joined ORBIS in September 2017 and provides management, technical direction and business oversight in support of all ongoing operations and staff engineers in our Groton, CT office. Rick has over 32 years of experience providing Engineering Services, Technical Direction and Engineering Program Management support to NAVSEA and the NAVSEA Warfare Center in Newport, RI. Areas include system specifications, design and development, new equipment upgrades and shipboard implementation. Other general areas include quality control, program, project and organizational management, administrative and logistics support, database management, program implementation planning, and resource management. He has a B.S. in Mechanical Engineering from New Jersey Institute of Technology and an M.S. in Operations Management from Rensselaer Polytechnic Institute.
As the Director of Research, Development, Test and Engineering for ORBIS Lab, Charles “Skip” Mulligan leads a multidisciplinary team of talented engineers that tackle a diverse array of challenging engineering projects. Skip holds a Bachelor of Science in Electrical Engineering degree from Saginaw Valley State University and a Master of Science in Project Management degree with a professional focus in Systems Engineering and Technical Project Management from The Citadel. Additionally, Skip is a National Instruments Certified LabVIEW Architect (CLA) and Project Management Professional (PMP).
Skip is a fourth generation US Navy veteran and proudly served as an AEGIS Combat System weapons Firecontrolman, a Navy Advanced Electronics Field rating. While stationed aboard the USS Mitscher DDG-57, Skip completed an 8,000 hour apprenticeship in the trade of Electronics Mechanic, qualified as an Enlisted Surface Warfare Specialist and was awarded a Navy and Marine Corps Achievement Medal. Additionally, as a Technical Instructor stationed at the AEGIS Training and Readiness Center, Skip qualified as a Master Training Specialist and was awarded a second Navy and Marine Corps Achievement Medal.