DENNIS A. ORTEGA
Killeen
Summary
Over 21 years of honorable military service, 18 years’ experience as a Supervisor and Trainer of maintenance personnel on organizational and direct support maintenance tasks. Overall 38 years’ experience in the field of equipment maintenance. Coordinated services and maintenance activities, evaluated reports, prioritized and assigned job requirements for a 120+ man maintenance section on the M1A2 Main Battle tank, M2A3 Bradley, M88A2 Hercules and other track vehicles. Developed expertise in tracked vehicles and heavy/light wheel repairs. Diagnosed problems on gas and diesel engines, drive trains, hydraulic and electrical systems to include wheel vehicle chassis and component assemblies. Skilled in the assembly, disassembly, troubleshooting, maintenance, and repair of electronic components. Proficient in interpreting schematics and technical manuals. Completed multi-purpose professional military schools and courses for maintenance personnel. Continuing education in Business Management. Trained in AWRDS/PBUS/GCSS-ARMY and Class IX supply. Highly skilled in team building. Proficient in Microsoft Office Suite, XP, Microsoft Excel, Word, and Power Point. Possess a Stateside and Kuwait Driver’s License. Have a Valid Secret Clearance, Aug 2015 to Aug 2025. Fluent in Spanish and English.
Overview
41
41
years of professional experience
9
9
Certifications
1
1
Language
Work History
Assistant Maintenance Manager
Amentum
06.2022 - Current
- Collaborated with staff in determining company engineering, maintenance and repair priorities.
- Leveraged technical expertise to maintain peak performance of mechanical, electrical, plumbing and HVAC.
- Documented schematic and diagram changes to keep records current.
- Developed and deployed maintenance control plans to direct execution of planned preventive and predictive maintenance activities.
- Monitored performance quality to support conformity and implementation of company training program standards.
- Maintained and developed preventive maintenance programs and good working relationship with operations to enforce safety programs and procedures.
- Diagnosed and performed maintenance and repair of systems, furnishings and equipment and responded to service requests within 2 hours
- Mentored maintenance employees by motivating and providing direction to achieve set goals.
- Reduced downtime with regular inspections and proactive equipment maintenance.
- Administered and enforced company policies and procedures for maintenance and grounds personnel.
- Developed preventative maintenance schedules to proactively address potential issues before they escalated into costly repairs or downtime.
- Handled multiple projects and daily activities to meet deadlines and developed plans to accomplish departmental and maintenance goals.
- Followed company safety standards and procedures and reported potentially hazardous problems or conditions.
- Assisted in the development of maintenance policies and procedures to ensure consistent practices across the department, maximizing efficiency and effectiveness.
- Created weekly staffing schedule to support 24-7 coverage for on-call maintenance.
Assistant Manager Maintenance Operation Center
Amentum – APS-5 – Camp Arifjan, Kuwait
04.2021 - Current
- Manage and supervise Maintenance Operation Center personnel of 6 personnel. Collected all information from maintenance departments and created spread sheet and presentations for the briefing to the Maintenance Director and US government personnel. Track all TASKER assigned to maintenance in order to assure timely and accurate reporting and completion. Track and submit CDRL to Higher departments to brief the Project Manager and USG. Assist with the creation and revision of work instructions and SOP for the maintenance department. Evaluate and perform appraisals and counseling to assigned personnel.
Assistant Maintenance Manager Quality Control
Amentum – APS-5 – Camp Arifjan, Kuwait
02.2019 - 03.2021
- Managed a Quality Control Section of 58 personnel responsible for presenting completed work to the US Government once repairs and services where completed by maintenance on the M1A2SEP , M2A3 Bradley’s, M109A6 Paladin, M88 Hercules, M113A3, M1068 track vehicles and other wheel platforms. Inspected all work performed by maintenance for any shortcoming before presenting to the USG for accuracy and quality of work. Verified all SOUM, MAM, MWO’s ECT for completion before reporting to the MWO Coordinator for QA Validation and MIIMS updates. Verified all GUN Cards on TULSA for accuracy. Maintained a 99.79% first time pass rate with only 2 rejections in over 2 years and a 100% safety record. Provided technical assistance and knowledge to personnel. Wrote and maintained work instruction and SOP. Completed evaluations, yearly appraisals and counseling for all personnel.
Supervisor Maintenance Operation Center
Vectrus APS-5 – Camp Arifjan, Kuwait
04.2011 - 03.2017
- Supervise, counsel and train over 125 personnel in the daily operations of APS-5 PMCS for the HBCT that included the M1A2 Main Battle Tank, M2A3 Bradley Fighting Vehicle and all other tracks in the Heavy Brigade Combat Team. Responsible for service, maintenance, repairs and (PMCS) of Army Pre-Positioned Stocks. Received analyzed and distributed all TASKERS to all departments. Maintains situational awareness of logistics and maintenance activities of all its departments including personnel, and resource. Effectively maintains liaison and coordination between the department, management, customers (US ARMY) and staff. Help develop best alternative solutions to maintain smooth operations and in conjunction with other departmental sections to accomplish all required tasking. Prepared numerous reports for the Directorate in order to provide an accurate snapshot to brief the battalion on maintenance, accountability, readiness and COSIS of the APS-5 fleet. Assisted with the issue of equipment to US soldiers for training and deploying units. Helped with the tracking, maintenance and disposition of equipment retrograded back for rebuild. Performed yearly evaluations and counseling on assigned personnel.
Assistant Maintenance Manager Tracks
Amentum – APS-5 – Camp Arifjan, Kuwait
04.2016 - 12.2016
- Planned & supervised DS/GS work load of over 120+ personnel in two maintenance work centers to ensure maximum utilization of assigned personnel and resources in the performance of maintenance on M1A2 turret and hull system, M109A6 Paladin, M2A3 Bradley Fighting Vehicles and Heavy & light track support equipment. Submitted reports to the Managers of all maintenance to show an accurate snapshot of workload and operational combat readiness. Briefed all work performed on the maintenance weekly SITREP for the USG. Completed all MWO’s, SOUM, MAM, Gun Cards for the Combat equipment. Provided technical assistance and knowledge regarding shop operations and safety. Conducted training on maintenance and safety shop operations. Performed employee’s evaluations and counseling on performance of personnel.
Manager Logistic Maintenance Operations Center
ITT / EXELIS APS-5 – Camp Arifjan, Kuwait
04.2009 - 03.2011
- Manage and supervise the Logistic and Maintenance Operation Center personnel. Sections was responsible for receiving, analyzing and disseminating all TASKERS that were assigned to ITT / EXELIS from Battalion to assigned sections and personnel. Tracked TASKERS and briefed the Battalion on a daily basis as completed. Collect all information from maintenance department and create spread sheet and presentations for the briefing to the Maintenance Director and US government personnel. Updated work instructions, spread sheets and reports for ITT / EXELIS and the Battalion. Managed and posted CDRL on a daily basis for the customer to see. Worked hand in hand with the Maintenance Operation Center, Supply Operation Center and Transportation Operation Center to accomplish all assigned missions. Created a dashboard tracker in order to brief the US Government with the most up to date information on all assigned missions.
Supervisor Heavy Equipment Mechanic
ITT Industries APS-5 – Camp Arifjan, Kuwait
01.2006 - 03.2009
- Managed a maintenance work center of 85 personnel in maintenance and services of Heavy Track Equipment. Planned direct support and general support work load to ensure maximum utilization of assigned personnel working on the M1A2 Main Battle tank Turret and Hull systems the M88A2 Hercules, M2A3 Bradley systems, M113A3, M577A3, M1068 and M60 AVLB. Provided technical assistance and knowledge on Electrical, Hydraulic and Fuel systems. Maintained control over parts and materials to enforce supply economy in accordance with Army regulations. Maintained a 95% operational readiness rate for the Heavy Brigade Combat Team (HBCT) and Infantry Brigade Combat Team (IBCT). Performed employee’s evaluations and counseling on performance. Updated all reports providing an accurate snapshot of all equipment worked in the shop.
Battalion Motor Sergeant (MOS 63E40)
US Army – Ft. Hood, TX
09.2003 - 12.2005
- Battalion Motor Sergeant for an Engineer Battalion, responsible for the maintenance of over 114 pieces of equipment from 70 ton M1A2 Main Battle Tank, M88A2 Hercules, M2A3 Bradley systems, M113A3, M577A3, M1068 and M60 AVLB. Also maintained all the wheel fleet assigned to the engineer battalion. Trained personnel with Military Occupational Skills (MOS) 63E, 63M, 63A, 45E, and 45G/K to perform maintenance on Hull and Turret of the M1A2, the M1114 UP Armor Hummer and the M113A3 Personnel Carrier. Conducted BDAR on equipment returning with combat damage in order to conduct repairs and keep the combat power up for the battalion. Exceeded a 93% operational readiness rate for the Battalion while deployed in Iraq.
M1A1 System Maintenance Team Chief (MOS 63E40)
US Army – Camp Casey, South Korea
06.2001 - 08.2003
- Supervised a maintenance team in the performance of troubleshooting on M1A1/A2 turret and hull system, M88A1, M113A3, M998 HUMVEE. Inspect and replace turret and hull system components, service hydraulic systems and External Auxiliary Power Units (EAPU’s). Planned and conducted services all assigned equipment. Maintained a 98% readiness rate for over 2 years on a rapid deploying tank unit. Prepared the deadline report for the company to brief the Maintenance Tech on a daily basis. Performed employee’s evaluations and counseling on performance of all assigned soldiers.
Battalion Motor Sergeant (MOS 63E40)
US Army – Ft. Hood, TX
09.1999 - 05.2001
- Battalion Motor Sergeant for a deployable M1A2 Armor Battalion. Responsible for the maintenance and quality control and assurance of all maintenance performed on M1A2 Turret and Hull platforms. Trained and developed 30 Noncommissioned officers and 50 enlisted from 7 different Military Occupational Skills (MOS) ranging from 63E, 63B, 63S, 63J, 45E, 52D and 92A. Redesigned and supervised a comprehensive M1A2 service program with a packet format that is the standard for all the battalion vehicles. Developed and trained effective techniques for Unit Maintenance Collection Point operations. Had personnel perform PMCS, troubleshooting and repairs of all assigned equipment in the battalion, supervised the ULLS Clerks in the ordering, receiving and issuing of repair parts. Work hand in hand with the Maintenance Tech to achieve a 96% Operational readiness rate.
Maintenance Team Chief (MOS 63E30)
US Army – Ft. Hood, TX
08.1993 - 08.1999
- Supervised a maintenance team of 10 mechanics, 7ea M1A1 Hull Mechanics and 3ea Turret Mechanics in a Rapid Deployment Armor Unit. Oversaw the personnel in scheduled and unscheduled maintenance of the M1A1/A2 Main Battle Tank and other Companies combat equipment. Maintained all equipment records. Removed, services and installed M1A1/A2 power packs. Troubleshot all hull and turret malfunctions. Have a working knowledge of engine, hydraulic, electrical and fuel systems. Able to read and understand hydraulic, electrical and fuel system schematics to effectively repair and maintain vehicles in an operational condition. Maintained an operational vehicle readiness rate of 96%.
Tank Systems Mechanic (MOS 63E30)
US Army – Budingen, Germany
01.1990 - 07.1993
- Installs, maintains, troubleshoots and serviced M1A1 Tank Turret and Hull systems in a Cavalry Unit. Installs maintenance repair parts on turrets and all fire control task for Gunneries. Performed maintenance task on the Stabilization System, fire control system, gunner’s tank thermal sights, range finders and computer control system. Conducted Pre Gunnery checks on all fire control systems with the Master Gunners in preparation of tank gunneries. Supervised and conducted PMCS check on all assigned equipment. Conducted NCOER and counseling on all assigned personnel. Assisted with all inventories on tool rooms and tool boxes. Help prepare the deadline report to brief the Maintenance Tech. Maintained a 98% Operational readiness rate.
Tank Turret Specialist (MOS 45N20)
US Army – Ft. Riley, KS
07.1986 - 12.1989
- Installs, maintains, and troubleshoots the Tank Turrets on the M60A3 Tanks. Installs maintenance repair parts on turrets and assisted the Master Gunner on all fire control for Gunneries. Performed maintenance task on the Stabilization System, fire control system, gunner’s tank thermal sights, range finders and computer control system. Performs maintenance support functions, to include providing technical assistance and training for new arriving personnel on the tank turret systems. Learned and helped the maintenance section on the ULLS-G systems and performed all the PLL Functions while the ULLS Clerk was out on training. Conducted inventories on Tool Truck, Hull Mechanic and Turret Mechanics tool boxes. Performed preventive maintenance checks and services on assigned vehicles and equipment.
Tank Turret Specialist (MOS 45N10)
US Army – Sullivan Barracks, Germany
12.1984 - 06.1986
- Serviced, Maintained, and troubleshoots the Tank Turrets on the M60A3 Tanks. Installs maintenance repair parts on turrets and assisted the Master Gunner on all fire control task for Gunneries. Performed maintenance task on the Stabilization System, fire control system, gunner’s tank thermal sights, range finders and computer control system. Performs maintenance support functions, to include inventory and operation of the tool truck. Assisted other maintenance teams in services and trained new Turret mechanic on the functions and operations of the M60A3 turret. Operated and performed preventive maintenance checks and services on assigned vehicles.
AIT - Signal Support System Specialist (MOS 45N10)
US Army – Ft Knox, KY
05.1984 - 11.1984
- Learned mechanical and electrical principles, Preventive maintenance procedures on the M60 Tank Turret, Fire Control Circuit, Electrical Schematics, and Hydraulic Schematics
Basic Training
US Army – Ft Dix, NJ
06.1984 - 08.1984
Education
Associates in Arts -
Barton County Community College
Fort Riley, KS05.1989
High School Diploma - undefined
Luis Muñoz Marin High School
Utuado, P.R05.1981
Skills
Mechanical systems
Certification
GCSS-A Certifications – Camp Arifjan, Kuwait - 2021-11
Accomplishments
- Collaborated with team of 8 supervisors in the development of comprehensive maintenance program.
- Supervised team of 110 staff members.
- Used Microsoft Excel to develop inventory tracking spreadsheets.
- Achieved 100% by completing maintenance tasks with accuracy and efficiency.
Model Building
Build Metal Earth & Wooden Models of Military Vehicles.
Timeline
Assistant Maintenance Manager
Amentum
06.2022 - Current
Assistant Manager Maintenance Operation Center
Amentum – APS-5 – Camp Arifjan, Kuwait
04.2021 - Current
Assistant Maintenance Manager Quality Control
Amentum – APS-5 – Camp Arifjan, Kuwait
02.2019 - 03.2021
Assistant Maintenance Manager Tracks
Amentum – APS-5 – Camp Arifjan, Kuwait
04.2016 - 12.2016
Supervisor Maintenance Operation Center
Vectrus APS-5 – Camp Arifjan, Kuwait
04.2011 - 03.2017
Manager Logistic Maintenance Operations Center
ITT / EXELIS APS-5 – Camp Arifjan, Kuwait
04.2009 - 03.2011
Supervisor Heavy Equipment Mechanic
ITT Industries APS-5 – Camp Arifjan, Kuwait
01.2006 - 03.2009
Battalion Motor Sergeant (MOS 63E40)
US Army – Ft. Hood, TX
09.2003 - 12.2005
M1A1 System Maintenance Team Chief (MOS 63E40)
US Army – Camp Casey, South Korea
06.2001 - 08.2003
Battalion Motor Sergeant (MOS 63E40)
US Army – Ft. Hood, TX
09.1999 - 05.2001
Maintenance Team Chief (MOS 63E30)
US Army – Ft. Hood, TX
08.1993 - 08.1999
Tank Systems Mechanic (MOS 63E30)
US Army – Budingen, Germany
01.1990 - 07.1993
Tank Turret Specialist (MOS 45N20)
US Army – Ft. Riley, KS
07.1986 - 12.1989
Tank Turret Specialist (MOS 45N10)
US Army – Sullivan Barracks, Germany
12.1984 - 06.1986
Basic Training
US Army – Ft Dix, NJ
06.1984 - 08.1984
AIT - Signal Support System Specialist (MOS 45N10)
US Army – Ft Knox, KY
05.1984 - 11.1984
High School Diploma - undefined
Luis Muñoz Marin High School
Associates in Arts -
Barton County Community College
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