Executive & Corporate Leadership
Sector Executives & Business Unit Leadership – Technology and Technical SolutionsPat Moneymaker, President (TTS Sector) Steve Martin, VP & GM, Epsilon C5I Business Unit John Riley, VP, TTS Proposal and Special Projects Brant Robinson, VP & GM, Mission & Environmental Services Business Unit Nathan Sharadin, VP & GM, Mission & Training Solutions Business Unit Keith Cole, VP & GM, Advanced Products East Business Unit Ron Klein, CIO, Advanced Products West Business Unit
Sector Executives & Regional Leadership – Mission Readiness GroupTodd Hooks, President (MRG Sector) John Murdock, Senior VP, Business Systems Todd Hooks, GM (Acting) (Atlantic Region) Larry Ingels, VP & GM (Mid-Atlantic Region – Norfolk) Tom Hill, GM (Southeast Region – Jacksonville) Jim Achenbach, Senior VP (Pacific Region) Jim Achenbach, GM (Acting) (Southwest Region – San Diego) Bill Shreve, GM (Pacific Region – Hawaii)
Founder and Chief Executive Officer
Bryan Min is the founder and CEO of Epsilon Systems Solutions, Inc.
Mr. Min has received various military, business and community leadership honors from organizations such as the United States Congress, the U.S. Navy, and Ernst & Young. Prior to founding Epsilon Systems, he served on active and reserve duty from 1986 to 1998 in the U.S. Navy Nuclear Submarine Force.
Mr. Min holds both Bachelor’s and Master’s degrees in engineering from the University of Southern California and Virginia Tech, respectively. He is a graduate of the Harvard Business School Owner/President Management (OPM) Program and earned a Master in Public Administration (MPA) degree at Harvard’s Kennedy School of Government. Complementing his academic achievements, Mr. Min is a Board Member of both profit and non-profit organizations including the University of Southern California’s Viterbi School of Engineering.
Mr. Min’s personal philosophy to go the extra mile for employees, customers and business partners has fueled the growth and shaped the reputation of our company. Since Epsilon Systems’ inception in 1998, Mr. Min’s ownership philosophy and entrepreneurial spirit has directed the company to expand from one office to over 20 locations and become one of the premier government contracting firms.
Mr. Min is a “hands on” leader, actively participating in not only corporate strategy and management, but also in day-to-day interaction with employees and customers. Mr. Min personally participates in employee award and recognition ceremonies and recognizes staff for their outstanding performance and support of customers and the community.
Passionate about giving back to the community, Mr. Min established the ESSential Foundation in 2000. The ESSential Foundation funds, among other things, military support organizations, caregivers of wounded warriors, international micro-finance, religious and educational organizations as well as community programs that support troubled youth. Mr. Min also co-founded a church and is an Ironman tri-athlete and a marathoner. He resides in San Diego with his wife, Julie, and their two children.
President, Mission Readiness Group (MRG) Sector
General Manager (Acting), Atlantic Region
As President of the Mission Readiness Group (MRG) Sector, Todd Hooks oversees the company’s ship maintenance and modernization businesses. He also oversees the company’s work in the areas of hyperbaric and divers’ life support systems.
Prior to joining Epsilon Systems, Mr. Hooks served as Chief Shipyard Officer at Fincantieri Marinette Marine, supporting the construction of the Freedom-variant Littoral Combat Ship (LCS), Multi-Mission Surface Combatant (MMSC), and the Constellation-class frigates (FFG). Prior to that, he fulfilled several roles at BAE Systems, including Director of Programs for Amphibious/Commercial Programs at Norfolk Ship Repair, Director of Business Development at Ship Repair, and General Manager of Jacksonville Ship Repair.
Prior to his years of experience in the defense industry, Mr. Hooks served more than 32 years in the United States Navy as a Naval Officer focusing on the defense industrial base. His active-duty career included serving for 25 years on surface ship repair, maintenance, and modernization, first as a Surface Warfare Officer, then as an Engineering Duty Officer. He retired in 2013, after his last assignment as the Engineering and Maintenance (N43) Officer for Commander Naval Surface Forces, U.S. Pacific Fleet staff.
Mr. Hooks earned a bachelor’s degree in physics from Virginia Military Institute and a master’s degree in physics from Naval Postgraduate School in Monterey, CA.
Patrick Moneymaker, RADM, USN (Ret.)
President, Technology and Technical Solutions (TTS) Sector
Rear Admiral Patrick Moneymaker joined Epsilon Systems in 2011. Prior to joining Epsilon Systems, Mr. Moneymaker was the Chief Executive Officer and President of Proxy Aviation Systems, Inc. and Chairman of Anonymizer, Inc. He has also served as the CEO of Kforce Government Holdings and CEO of Ocean Systems Engineering Corporation. He has more than 40 years of experience in building technology systems and services for government and commercial customers.
Mr. Moneymaker had a distinguished Navy career ultimately retiring as a Rear Admiral. As a Navy fighter pilot, he flew 91 combat missions in Vietnam before hostilities ceased in February 1973. He is a graduate of Navy Fighter Weapons School (TOPGUN) and served in the premier assignment as leader of the elite Naval Flight Demonstration Squadron, the Blue Angels. He completed his Navy career as Commander of Naval Space Command in September 1998.
He is a native of San Francisco, where he graduated with a bachelor's degree in biology from the University of San Francisco.
Chief Information Officer
Ron Klein is Chief Information Officer (CIO) of Epsilon Systems. He began at Epsilon Systems in February 2018 as the Chief Technology Officer (CTO) and moved into the role of CIO in 2019. In this role, he is responsible for overseeing the Information Technology (IT) and security throughout the company. In addition, he oversees the Advanced Products group on the West Coast that is responsible for developing our display products.
Mr. Klein previously worked at Hughes/Raytheon for over 30 years, most recently as Engineering Fellow and Chief Architect. During his career, he acquired a robust knowledge and extensive experience in program planning and the full life-cycle development of large cross-platform programs running on distributed systems that require high availability, stringent performance requirements, and high loads. As a member of the leadership team on a number of diverse projects, Mr. Klein gained comprehensive experience in formulating plans, coordinating, and overseeing the development and deployment of small to large projects consisting of single or multiple organizational teams.
Mr. Klein holds both Bachelor's and Master's degrees in Computer Science from California State Polytechnic University, Pomona, CA. He is also certified in The Open Group Architecture Framework (TOGAF) and has completed the training from the Raytheon Certified Architect Program (RCAP).
Vice President of Administration
Jim Loiselle serves as Vice President of Administration. He began at Epsilon Systems in 2019 as Director of Contracts. Prior to joining Epsilon Systems, Mr. Loiselle served in senior contract management positions at a variety of both large and small Aerospace and Defense companies, including General Dynamics-NASSCO, Accenture Federal Services, LLC, TrellisWare Technologies, Inc. (a subsidiary of ViaSat), MAXIM Systems, Inc., and R3 Strategic Support Group, Inc.
Prior to entering the defense industry, Mr. Loiselle served as an officer in the U.S. Navy and received his commission through the Naval Reserve Officers Training Corps at the University of San Diego.
Mr. Loiselle holds a Bachelor’s Degree in Business Administration from the University of San Diego, a Master of Science Degree in Business Administration from San Diego State University (SDSU), and is a National Contract Management Association (NCMA) Certified Professional Contract Manager.
Away from work, Mr. Loiselle is a part-time faculty member at SDSU’s Global Campus where he teaches contract management courses in support of its professional certificate program.
Vice President of Finance
Alyx Schmidt serves Epsilon Systems as Vice President of Finance. Ms. Schmidt began her career at Epsilon Systems in 2007, serving in positions including Business Development Associate for the Chief Operating Officer, Program Manager for the company’s largest contract, and Corporate Financial Manager for the Chief Financial Officer. Most recently, Ms. Schmidt served as the Director of Finance responsible for oversight of the financial planning and analysis as well as the rates and budgets functions at Epsilon Systems.
Ms. Schmidt is a California native. However, her adult education started abroad with a certificate in International Protocol from Institut Villa Pierrefeu in Glion, Switzerland. Upon returning to the U.S., she obtained her undergraduate degree in International Business, followed by a Masters of Business Administration with a concentration in Finance from San Diego State University.
Throughout her career, Ms. Schmidt continued to dedicate herself to the defense industry through volunteer work at organizations such as the San Diego Military Advisory Council (SDMAC) and National Defense Industrial Association (NDIA). Today, Ms. Schmidt serves a Past President of the San Diego Chapter of NDIA.
Director of Human Resources
Janeece Tanaka serves as the Director of Human Resources at Epsilon Systems. She joined the company in 2005 and has served various roles in all areas of Human Resources (HR). In 2019, Ms. Tanaka was appointed Director, HR. She currently leads the HR Team as they provide support to all employees and managers in the company.
Ms. Tanaka earned her Bachelor’s Degree from San Diego State University and Master’s Degree in Industrial Organizational Psychology from Alliant International University – San Diego campus.
Vice President, Epsilon C5I Business Unit
Steve Martin is the Vice President and General Manager of the Epsilon C5I Business Unit. In this role, Mr. Martin oversees DoD-cleared engineers and intelligence professionals who provide innovative products, services, and solutions to federal, defense, and intelligence customers.
Prior to joining Epsilon Systems, Mr. Martin served in leadership positions at a variety of both large and small defense companies and currently serves as Committee Lead for the San Diego Chapter of the National Defense Industrial Association (NDIA).
Before entering the defense industry, Mr. Martin served as a Surface Warfare Officer in the U.S. Navy and received his commission through the Naval Reserve Officers Training Corps at Vanderbilt University.
Mr. Martin holds a Bachelor’s Degree from Vanderbilt University, a Master of Business Administration from The University of Texas, and is a Project Management Institute Certified Project Management Professional.
Vice President, TTS Proposal and Special Projects
John Riley is the Vice President of Technology and Technical Solutions (TTS) Proposal and Special Projects. He has been acting in this position since December, 2021.
Mr. Riley joined Epsilon Systems in 2013 and has served as the Southwest Account Manager and the Professional Services Group General Manager, overseeing administrative and technical program management of professional services contracts. Prior to joining Epsilon Systems, he was a Senior Engineer with McKean Defense Group where he led efforts in support of Commander Navy Regional Maintenance Command (CNRMC) in identifying manpower technical capability and capacity requirements. A former Surface Warfare Officer, Mr. Riley retired from the Navy as Captain (O-6) in May of 2010, after completing a 30-year Naval career. Mr. Riley’s Navy career included commanding the USS Aries (PHM 5), USS Curts (FFG 38) and USS Tarawa (LHA 1), and he was the inaugural Commander of the Littoral Combat Ship (LCS) Class Squadron.
Mr. Riley received his commission through Naval Reserve Officer Training Corps (NROTC) at Tulane University and is a graduate of Naval Post Graduate School earning a Master’s Degree in Telecommunications Systems Management. Certified by the Project Management Institute, he is a Project Management Professional (PMP) and a lifetime member of the Surface Navy Association (SNA).
Vice President and General Manager, Mission & Environmental Services Business Unit (MES-BU)
Brant Robinson is the Vice President and General Manager, Mission and Environmental Solutions Business Unit (MES-BU) that provides engineering, technical, environmental, and administrative support to customers in the western United States and in the Pacific. He joined Epsilon Systems in September, 2018.
Prior to joining Epsilon, Mr. Robinson served in the U.S. Navy as an officer in the submarine force performing various leadership roles in operations, engineering, and training. After leaving active duty, he designed and built electrical and alternative energy systems for various commercial and non-profit organizations. Mr. Robinson retired as a Commander from the Navy Reserves in 2022.
Mr. Robinson holds Bachelor’s Degrees in Communications and Physics and a Master’s Degree in International Relations. He is a member of the Naval Submarine League.
Vice President and General Manager, Mission & Training Solutions Business Unit (MTS-BU)
As Vice President and General Manager of the Mission & Training Solutions Business Unit (MTS-BU) for the Technology and Technical Services sector of Epsilon Systems, Nathan Sharadin oversees the company’s engineering and technical services in a variety of locations including Norfolk and Newport News, VA; San Diego, CA; Mayport, FL; Last Vegas, NV; Albuquerque, NM; and Newport, RI.
Mr. Sharadin has significant project management experience for engineering and technical DoD contracts as well as corporate portfolio management and strategic planning. Prior to joining Epsilon Systems, he supported large and small businesses on various surface Navy maintenance and modernization programs. As an employee of McKean Defense Group, Mr. Sharadin supported the Program Management Office (PMO) for the Surface Maintenance Engineering Planning Program (SURFMEPP) and Commander Navy Regional Maintenance Center (CNRMC). In addition, he provided business operations, technical, and management oversight for Lockheed Martin Corporation for over eight years, supporting programs such as the Ready Reserve Force (RRF) Logistics overhaul program, Program Executive Office Integrated Warfare Systems 5 (PEO IWS5) AN/SQQ-89 A(V)15 Integrated Logistics Support (ILS) and Installations, and Enterprise-Wide Contractor Support Services (EWCSS).
Mr. Sharadin earned a B.S. in Business Education from the Virginia Polytechnical Institute and Virginia Tech, and a Master’s in Business Administration (MBA) from Old Dominion University.
Vice President and General Manager, Advanced Products – East
Vice President and General Manager, Advanced Products-East (AP-East) Business Unit
Keith Cole is Vice President and General Manager of the Advanced Products-East (AP-East) Business Unit. In this role, Mr. Cole directs the company’s product development and sales of all manufacturing lines, including aviation ground support equipment, aircraft launch and recovery equipment racks and consoles, and rapid prototyping using 3D printing technology.
Mr. Cole was previously a Program Manager for Epsilon Systems in Advanced Products from 2005 to 2013 where initially he was tasked with setting up a ground support equipment assembly line to deliver oxygen servicing carts to the U.S. Navy. He was promoted into other roles where he and his team worked closely with the U.S. Army and U.S. Navy on a variety of successful projects. In 2013, he left Epsilon Systems to accept a program management opportunity where he assisted in the design and development of an advanced military maintenance repair and overhaul facility located in the United Arab Emirates.
Prior to Epsilon Systems, Mr. Cole had a 21-year tenure with Northrop/Grumman Aircraft Systems performing maintenance, modifications, and overhaul on F14 and E2C aircraft. Twice promoted, he led modification teams throughout the United States and Japan, and received numerous letters of appreciation and a leadership award.
Mr. Cole began his career in the U.S. Navy, where he became an accomplished aircraft electrical systems technician on the F14 aircraft platform. He quickly rose through the ranks and assumed the role of the aviation electrical branch supervisor onboard the aircraft carrier USS Independence. He was awarded the Navy Achievement Medal for his contributions to the overall mission.
Senior Vice President, Business Systems, Mission Readiness Group
John Murdock serves as Senior Vice President of Business Systems for the Mission Readiness Group (MRG). He joined Epsilon Systems in 2004 as Contract Manager and has served as Director of Contracts, Vice President of Contracts, and Senior Vice President of Operations for MRG.
Mr. Murdock has over 30 years of experience in acquisition and program management, including extensive experience and technical knowledge in program management, contract and financial management, proposal preparation and evaluation, earned value management, value stream mapping, supply chain management, operational logistics, and graduate-level instruction/facilitation. Mr. Murdock is a retired Naval Supply Corps Officer, having served onboard a submarine, cruiser, and aircraft carrier. He deployed with the Defense Contract Management Agency supporting the U.S. Army in Bosnia. He served as Adjunct Professor with Strayer University and Tidewater Community College and Online Facility with the University of Phoenix from 2002 to 2010.
Mr. Murdock has a Bachelor of Arts in Economics from the University of Buffalo and a Master of Science in Acquisition and Contract Management from the Naval Post Graduate School.
Outside of work, Mr. Murdock is a grandfather of two. He is also National Contract Management Association (NCMA) Certified Professional Contract Manager, and certified in Defense Acquisition Workforce Improvement Act (DAWIA) Level III Contracting and the United States Navy Acquisition Professional Community.
Vice President and General Manager, Mid-Atlantic Region – Norfolk
Larry Ingels joined Epsilon Systems in 2014, managing the company’s Mission Readiness Group (MRG) East Coast Modernization, Repair, and Maintenance operations as the Vice President of Operations and is currently the Vice President and General Manager for MRG Mid-Atlantic Region - Norfolk. Mr. Ingels is responsible for execution of Epsilon Systems’ contracts and task orders supporting MARMC, NAVSEA, SPAWAR, NAVAIR, NSWC, NAVFAC, and numerous commercial customers. Business areas include Navy Ship Repair and Modernization Programs, Submarine/SUBSAFE Programs, and Hyperbaric and Diver Life Support System Programs. Mr. Ingels has over 40 years of management, supervision, and technical hands-on experience and brings an extensive understanding of Navy (and commercial) ship and submarine repair, maintenance, overhaul, and modernization.
Prior to joining Epsilon Systems, Mr. Ingels was the Senior Program Manager for Submarine Programs at General Dynamics Information Technology from 2012 to 2014, where he planned and executed all submarine program work including overhaul, repair, modernization, and field changes for submarine sail systems.
In 2001, Mr. Ingels joined Oceaneering International as a Project Manager for high-data-rate antenna installations on all classes of U.S. Navy submarines. He advanced to Production Manager overseeing all submarine projects worldwide and later to Director of Submarine and Manufacturing Programs with responsibility for Quality Control on SUBSAFE and shop repair and manufacturing work.
Mr. Ingels began his career in 1981 at Newport News Shipbuilding (NNS) as an outside machinist supporting numerous new construction, overhaul, and modernization programs on ballistic missile and fast-attack submarines and aircraft carriers. He also worked with the Fleet Support and Virginia-Class Advanced Planning Group and was a member of the NNS Tiger Team executing projects worldwide.
General Manager, Southeast Region – Jacksonville
Tom Hill joined Epsilon Systems in December, 2020 as the General Manager – Southeast Region, Mission Readiness Group. His primary duties include oversight of the daily activities, business development, and strategic planning for the Southeast Region. He has been a key component of our preparations for the LCS MACMO contract and our recent “on-boarding” onto the Surface Combatant MACMO contract in Jacksonville, FL. Mr. Hill has over 40 years of experience in the ship construction, modernization, and repair business.
Prior to joining Epsilon Systems, Mr. Hill was employed by General Dynamics – NASSCO as Project Manager. His assignments included modernization and upgrade of USS Mason DDG-87 (Norfolk) and repair and upgrades on USS Iwo Jima LHD-7 (Jacksonville).
Mr. Hill began his career as a “helper” at Atlantic Marine, Inc. in 1981 and worked for them in various roles including Quality Assurance, Non-Destructive Test Inspector, Superintendent, Project Manager, and Division Manager of the Mayport Naval Station facility (pre-BAE Systems) over a period of nearly 20 years. After leaving Atlantic Marine, he started his own consulting company with a variety of clients including Colonna’s Shipyard, Maritime Design, Environmental Recovery, and more.
Senior Vice President, Pacific Region
General Manager (Acting), Southwest Region – San Diego
Jim Achenbach is the Vice President of Mission Readiness Group (MRG) – Pacific Region. In this role, Mr. Achenbach oversees the company’s ship maintenance and modernization business in support of both the Southwest Region in San Diego and the Pacific Region in Hawaii. Before this appointment, Mr. Achenbach served as the Director of Operations for MRG San Diego, which is MRG’s largest division.
Prior to joining Epsilon Systems, Mr. Achenbach served in leadership positions at BAE Jacksonville, Mayport, and San Diego. Before entering the defense industry, he served in a number of positions as a career Civil Servant for the U.S. Navy with his last position as Executive Director, Southwest Regional Maintenance Center.
Mr. Achenbach holds a Bachelor’s Degree from New York Maritime and is a licensed Chief Engineer in the United States Merchant Marine.
Vice President and General Manager, Southwest Region – San Diego
General Manager, Pacific Region – Hawaii
Bill Shreve is the General Manager of the MRG Sector Pacific Region, based out of our Pearl City, Hawaii location. Originally hired in April, 2019 as the local area Director of Operations, he was appointed to his current Position in May, 2021. In this role, he is responsible for all Epsilon MRG Operations in Hawaii; providing close coordination with both East and West Coast MRG staff for planning and managing off-island resources. Mr. Shreve develops and maintains relationships with industry partners, customers, and government agencies while actively supporting sustainment and expansion of business that support business growth goals.
Prior to joining Epsilon Systems, Mr. Shreve served as Business Processes Program Manager at BAE Systems Hawaii Ship Repair. Before that, he fulfilled several roles at BAE Systems over the course of 15 years, including SHIPMAIN Program Manager, Project Manager, Program Manager for DDG 51 Class, Foreign Navy and Commercial Programs, and as Deputy Director of Programs.
Prior to his experience in the defense industry, Mr. Shreve served eight years in the United States Navy as an enlisted Submarine Torpedoman where he completed multiple Western Pacific deployments including combat operations.
Mr. Shreve has attained certifications as a Program Management Professional (PMI) and RMIS-Certified Risk Management Professional and is pursuing a bachelor’s degree in Program Risk Management and Marine Sciences at the University of Hawaii. He was recognized as the “Senior Ship Repair Professional of the Year” by the Ship Repair Association of Hawaii and Honolulu Council of the Navy League in 2019. Mr. Shreve is a certified PADI Master SCUBA Diver Trainer, a high-school wrestling coach, and he and his wife are legal guardians of their adult Hānai daughter with special needs, as well as providers of respite for at-risk youth as a state-licensed therapeutic foster home.