Chief Master Sergeant Daniel J Trepanier is the Senior Enlisted Leader, 62d Maintenance Group, Joint Base Lewis-McChord, Washington. Chief Trepanier leads over 1,400 active-duty military and civilian personnel as the group’s senior advisor. The 62d Maintenance Group partners with the 446th Maintenance Group to maintain, service, and load 40 assigned C-17 Globemaster III aircraft in support of worldwide combat and humanitarian airlift and airdrop operations. The group also provides 24/7/365 cargo, passenger, and aerial delivery for Joint Base Lewis-McChord’s power projection platform, to include operating the Air Mobility Command Passenger Terminal at Seattle-Tacoma International Airport.
Chief Trepanier enlisted in the Air Force in July of 2002. He has served in active duty for 23 years and has held various positions in aircraft maintenance including Aircraft Structural Maintenance Craftsman, Aircraft Battle Damage Repair Team Chief, Flight Chief, Production Superintendent, Operations Senior Enlisted Leader, and Squadron Superintendent. His experience includes the maintenance and management of F-15, F-16, F-22, F-35, A-10, C-130, E-3A, and RQ-4 aircraft. Chief Trepanier has deployed in support of Operation ENDURING FREEDOM as well as other contingency and humanitarian operations. Prior to his current assignment, Chief Trepanier served as the Senior Enlisted Leader, 354th Maintenance Squadron, Eielson Air Force Base, Alaska.
EDUCATION
2003 Aircraft Structural Maintenance Apprentice Course, Naval Air Station Pensacola, Florida
2006 Airman Leadership School, Langley AFB, Virginia
2012 Aircraft Maintenance Technology associate degree, Community College of the Air Force
2013 Noncommissioned Officer Academy, Peterson AFB, Colorado
2017 Senior Enlisted Joint Professional Military Education Course Version 1, Correspondence
2018 Senior Noncommissioned Officer Academy, Maxwell AFB-Gunter Annex, Alabama
2018 Senior Enlisted Joint Professional Military Education Course Version 2, Correspondence
2018 Professional Managers Certification, Community College of the Air Force
2023 Chief Leadership Course, Maxwell AFB-Gunter Annex, Alabama
2023 Bachelor of Science, Project Management, Colorado Technical University
ASSIGNMENTS OR CAREER CHRONOLOGY
1. July 2002 – September 2002, Trainee, 331st Basic Military Training Squadron, Lackland Air Force Base, Texas
2. September 2002 – January 2003, Student, 361st Aircraft Maintenance Training Squadron, Pensacola NAS, Florida
3. January 2003 – March 2007, Aircraft Structural Maintenance Apprentice/Journeyman, 1st Equipment Maintenance
Squadron, Langley AFB, Virginia
4. March 2007 – July 2008, Quality Assurance Inspector, 1st Aircraft Maintenance Group, Langley AFB, Virginia
5. July 2008 – October 2010, Depot Aircraft Structural Maintenance Journeyman, 649th Combat Logistics Support Squadron, Hill AFB, Utah
6. October 2010 – March 2013, Depot Aircraft Structural Maintenance Craftsman, 573rd Aircraft Maintenance Squadron, Hill AFB, Utah
7. March 2013 – July 2015, Depot Aircraft Structural Maintenance Craftsman, 309th Aircraft Maintenance Group, Hill AFB, Utah
8. July 2015 – November 2016, Production Superintendent, 309th Aircraft Maintenance Group, Hill AFB, Utah
9. November 2016 – March 2021, NATO Systems Accessory Flight Chief/Production Superintendent, NATO AWACS Aircraft Maintenance Squadron, Geilenkirchen NATO Air Base, Germany
10. March 2021 – July 2023, Squadron Superintendent, 7th Reconnaissance Squadron, Naval Air Station Sigonella, Italy
11. July 2023 – July 2025, Senior Enlisted Leader, 354th Maintenance Squadron, Eielson AFB, Alaska
12. July 2025 – Present, Senior Enlisted Leader, 62d Maintenance Group, Joint Base Lewis-McChord, Washington
MAJOR AWARDS AND DECORATIONS
Defense Meritorious Service Medal
Meritorious Service Medal with two oak leaf clusters
Air and Space Commendation Medal with two oak leaf clusters
Navy Commendation Medal
Air and Space Achievement Medal
Air Force Good Conduct Medal with six oak leaf clusters
National Defense Service Medal
Global War on Terrorism Expeditionary Medal
Global War on Terrorism Service Medal
Armed Forces Service Medal
Humanitarian Service Medal
Remote Combat Effects Campaign Medal
Nuclear Deterrence Operations Service Medal
OTHER ACHIEVEMENTS
2005 1st Equipment Maintenance Squadron Amn of the Year
2014 309th Aircraft Maintenance Group Maintenance Professional of the Year
2015 309th Aircraft Maintenance Group Lance P. Sijan NCO Category
2016 309th Aircraft Maintenance Group Lance P. Sijan SNCO Category
2018 AF Element Group Maintenance Professional of the Year
2019 AFDW General Lew Allen Trophy
2020 7th Reconnaissance Squadron General Lew Allen Trophy
2021 319th Reconnaissance Wing SNCO of the Year
EFFECTIVE DATES OF PROMOTION
Chief Master Sergeant July 2023
(Current as of September 2025)