MOS 13 Engineer, Construction, and Facilities
1341 Engineer Equipment Mechanic
Master Sergeant Sandoval is enthusiastically recommended for the Navy and Marine Corps Commendation Medal for outstanding meritorious achievement while serving as Maintenance Control Officer in Charge, Heavy Equipment Staff Non-Commissioned Officer in Charge, and Future Operations Chief, 3d Maintenance Battalion, 3d Sustainment Group (EXPERIMENTAL), 3d Marine Logistic Group (MLG), III Marine Expeditionary Force (MEF), from May 2023 to December 2024. Master Sergeant Sandoval's leadership and technical expertise were invaluable in meeting the challenges associated with a high operational tempo and complex maintenance requirements throughout the battalion and 3d Sustainment Group (EXPERIMENTAL).
From May 2023 to March 2024, Master Sergeant Sandoval served as the Maintenance Control Officer in Charge for Engineer Maintenance Company (EMC). Master Sergeant Sandoval supervised the full maintenance cycle for 147 intermediate maintenance activity service requests and managed over 2.3 million dollars' worth of class IX repair parts. He tracked and assigned 131 BICs to Marines across five different companies within the battalion. Responsible Individual for Engineer Maintenance Company's Consolidated Memorandum Receipt. He expertly tracked and maintained more than 191 items of equipment worth more than 2.2 million dollars.
Master Sergeant Sandoval developed, coordinated, and implemented the addition of three Marine liaisons into the Maintenance Control section while also increasing supply capabilities at the company level. These actions streamlined intermediate maintenance activity logistical support for 3d Marine Logistics Group, decreasing overall maintenance cycle time by nearly 6 working days per service request and providing efficiencies that directly supported our customer's mission. Master Sergeant Sandoval was integral to the success of EMC's Forward Sustainment Platoon (FSP) experimentation, by coordinating and following up with the battalion and external units and submitting transportation management requests and personnel feasibility of support requests to facilitate the Unit Issue Facility equipment draw and return, the movement of multiple assets across the island, accountability of those assets, and ensuring a seamless redeployment. This enabled the battalion to experiment with the command and control of an FSP during a battalion level field exercise.
He strategically facilitated 8-FAPs, 3-CAPs, 9-BSOs, 12-TADs, 6-MSTs, and 7-MCTs without impeding any of the daily missions. Planned, coordinated, and executed a successful Company Grenade Range: personally, supervised the employment of 960- G878 M69 fuses and 147- G881 M67 Grenades.
As a Certifying Official for the company of (4) Master Labor Contract Employees certify the following: Time and Attendance Records to include Leave requests/absences, work schedule, and authorization for the expenditure of government funds. His efforts contributed directly to the increased readiness and support provided across III Marine Expeditionary Force.
Additionally, served as Alternate Unit User Account Manager for 3D Maintenance Battalion, managing 113 GCSS-MC normal risk accounts and 13 High Risk Accounts throughout his tenure, facilitating all maintenance recording, and tracking for EMC. His efforts contributed directly to increased readiness and support provided to all units throughout III Marine Expeditionary Force.
Served as the Staff Non-Commissioned Officer in Charge of Keen Edge Camp Naha Detachment 2024, Forward Sustainment Platoon, achieving 100% readiness for engineer assets across five external units in support of bilateral training. Master Sergeant Sandoval led the Forward Sustainment Platoon, ensuring all "B" and "D" Table of Authorized Material Control Number assets remained in an operational status for the duration of the exercise. The field training consisted of bilateral Close Quarters Combat operations, Bilateral Counter warfare exercises, and expedient flight operations to test Air wing capability to deliver critical repair parts within 24 hours.
From March 2024 to June 2024, Master Sergeant Sandoval served as the Heavy Equipment Platoon Staff Non-Commissioned Officer in Charge. Established a library/reading program through the Marine Corps Association managing 34 brand new books and other reading material for Regional Maintenance Operations Company-South. Increased the platoon Resident Professional Military Education (PME) readiness from 78% to 100% by ensuring every Sergeant and below in the platoon completed their Non-Resident and Resident PME. Served as the Occupation Field Sponsor for 13XX and 11XX MOS Specialist for the battalion by strategically placing them among three different companies which would allow the constant flow of readiness.
From June 2024 to December 2024, Master Sergeant Sandoval served as the Future Operations Chief and Assistant Operations Chief. Master Sergeant Sandoval tailored the Battalion's Training Exercise Employment Plan (TEEP) to align with MLG's TEEP, enabling the battalion staff to better forecast and plan future operations. He planned, developed, and organized the Battalion Field Exercise 25.1, this included a Command Operations Center layout and its required assets, power plan requirements, and comprehensive reporting templates. Master Sergeant Sandoval assisted with updating the Battalion's Tactical Standard Operating Procedures (TACSOP) to better align with the battalion's current and future exercises to establish a baseline foundation for field exercises. He coordinated and led weekly BSO meetings, forming a working group with the senior commodities managers from four companies throughout the battalion. Additionally, Master Sergeant Sandoval attended and graduated from the Navy Chief Initial FY 25-131, which helped bridge the gap with agencies outside of the Marine Corps for incorporating bi-lateral training.
Master Sergeant Sandoval is directly responsible for the overwhelming success of Engineer Maintenance Company and 3d Maintenance Battalion. His superb performance across these billets had far reaching impacts that ultimately benefited III Marine Expeditionary Force. His superior performance of duty reflected credit upon him, the Marine Corps, and the United States Naval Service. He is highly recommended for the Navy and Marine Corps Commendation Medal.
1371 Combat Engineer
Sergeant Wenrich distinguished himself by outstanding achievement while assigned to the 820th Expeditionary RED HORSE Squadron, 12th Air Force, Suriname. Sergeant Wenrich supervised 60 Marines during the construction of Technical School Lelydorp Suriname valued at $290,000. Ensured proper placement of 1,980 Concrete Masonry Unit blocks. During this time, he trained 20 Marines on proper CMU placement and construction techniques, expanding knowledge for future construction projects. Finished two weeks ahead of schedule, saving the Air Force $24,000 in construction costs.
-Key member $7.5M JTF New Horizons Suriname 11'. Vital to construction of four buildings.
-Constructed $290,000 CMU block building Technical School Lelydorp which expanded the facility by 35% and benefitted 400 students.
-Project coordinator. Oversaw 60 Marines and completed building project two weeks ahead of schedule and saved the Air Force $24,000.
-Participated in the erection of $130,000 playground which was completed in record time and raised morale of 400 local children.
-Trained three Suriname engineers on CMU block laying technique; expanded knowledge for future construction.
1391 Bulk Fuel Specialist
MERITORIOUS SERVICE WHILE SERVING AS PLATOON SERGEANT, COURSE CHIEF, INSTRUCTOR, AND WRITER FOR THE BASIC BULK FUEL COURSE AND THE ADVANCED BULK PETROLEUM COURSE IN SUPPORT OF THE BULK FUEL SCHOOL, COMPANY A, MARINE DETACHMENT FORT LEE, FROM JUNE 2017 TO AUGUST 2020. DURING THIS PERIOD, STAFF SERGEANT SPARKY CONSISTENTLY PERFORMED HIS DUTIES IN AN EXEMPLARY AND HIGHLY PROFESSIONAL MANNER. HE DEVOTED OVER 2400 HOURS OF FORMAL INSTRUCTION AND TRAINING TO MORE THAN 700 STUDENTS RANGING FROM ENTRY LEVEL STUDENTS TO EXPERIENCED OFFICERS FROM MULTIPLE SERVICES. ADDITIONALLY, STAFF SERGEANT SPARKY WAS THE DRIVING FORCE BEHIND THE REVISION OF THE BULK PETROLEUM ADVANCED COURSE, IDENTIFYING AND CORRECTING INEFFICIENCIES WITHIN THE CURRICULUM WHICH RESULTED IN SAVINGS OF MORE THAN 20,000 DOLLARS PER YEAR. FURTHERMORE, AS THE TOP INSTRUCTOR FOR HYDRAULICS THEORY, HE REASSESSED ALL CALCULATIONS RELATED TO HOSE REEL SYSTEM EMPLOYMENT AND IMPLEMENTED THOSE CHANGES INTO THE ADVANCED BULK PETROLEUM COURSE, POSITIVELY IMPACTING THE FUELS COMMUNITY. STAFF SERGEANT SPARKY'S INITIATIVE, PERSEVERANCE AND TOTAL DEDICATION TO DUTY REFLECTED GREAT CREDIT UPON HIMSELF AND WERE IN KEEPING WITH THE HIGHEST TRADITIONS OF THE MARINE CORPS AND THE UNITED STATES NAVAL SERVICE.
PROFESSIONAL ACHIEVEMENT AS FUEL DISTRIBUTION SUPERVISOR, FUEL DIVISION, HEADQUARTERS AND HEADQUARTERS SQUADRON, MARINE CORPS AIR STATION CAMP PENDLETON, CALIFORNIA FROM MARCH 2014 TO JUNE 2017. DURING THIS PERIOD, STAFF SERGEANT SPARKLER PERFORMED HIS DUTIES IN AN EXEMPLARY AND HIGHLY PROFESSIONAL MANNER. DEMONSTRATING AN EXCEPTIONAL KNOWLEDGE OF FUEL HANDLING PROCEDURES, HE DEVELOPED THE EFFICIENCY AND ESPRIT DE CORPS OF HIS CREWS BY TRAINING THEM AS A SINGLE UNIT. HE ENSURED THE SAFE AND EFFICIENT ISSUE OF MORE THAN 676,000 GALLONS OF FUEL TO 2,878 AIRCRAFT THROUGHOUT THE AIR STATION'S FUEL PITS IN SUPPORT OF MARINE AIRCRAFT GROUP 39 OPERATIONS. IN ADDITION, STAFF SERGEANT SPARKLER IDENTIFIED AND REPAIRED A COMMUNICATIONS FLAW BETWEEN FUEL SECTION PERSONNEL, THE REFUELING CONTRACTOR MAYTAG, AND OPERATIONS WHICH ENSURED THAT AFTER HOURS AIRCRAFT REFUELING NEEDS WERE MET. STAFF SERGEANT SPARKLER'S INITIATIVE, PERSEVERANCE, AND TOTAL DEDICATION TO DUTY REFLECTED GREAT CREDIT UPON HIMSELF AND WERE IN KEEPING WITH HIGHEST TRADITIONS OF THE MARINE CORPS AND THE UNITED STATES NAVAL SERVICE.