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John Tubbs

Contracting OfficerDLA Land And Maritime

John Tubbs is a Contracting Officer at DLA Land And Maritime. John is associated with 447 contracts. DLA Land And Maritime has $344,890,404 in total awards. Activity spans Mechanical Power Transmission Equipment Manufacturing, Other Motor Vehicle Parts Manufacturing, and Small Arms, Ordnance, and Ordnance Accessories Manufacturing.

Person Profile

Contracting officer information and contact details

JT

John Tubbs

Contracting Officer

Agency

DLA Land And Maritime

Code: SPE7M1

Department Of Defense › Defense Logistics Agency

Last seen

Jul 15, 2026

Most recent solicitation activity

Role Type

Contracting officer

Contracting Officer Overview

Industry focus, set-aside activity, and contract history for this federal contracting professional.

AI Professional Profile

John D. Tubbs serves as a Contract Specialist responsible for managing complex procurement actions across defense and industrial equipment sectors. He plays a critical role in executing full lifecycle contracting processes, from market research and solicitation development to award and contract admi...

John D. Tubbs serves as a Contract Specialist responsible for managing complex procurement actions across defense and industrial equipment sectors. He plays a critical role in executing full lifecycle contracting processes, from market research and solicitation development to award and contract administration, ensuring compliance with FAR and agency-specific regulations. His acquisitions primarily involve capital equipment, mechanical systems, and specialized manufacturing components, supporting mission-critical operational capabilities. Tubbs works closely with technical evaluators, program managers, and legal counsel to align procurement strategy with operational requirements, emphasizing transparency, competition, and regulatory integrity. While specific contractor names are not available, Tubbs maintains a broad network of industrial suppliers and manufacturers, with a preference for firms possessing specialized engineering capabilities in mechanical power transmission, motor vehicle parts, and ordnance systems. His contracting patterns reflect a reliance on established industry vendors with proven technical expertise and production capacity, often engaging through competitive sealed bidding and negotiated procurements under FAR Part 15. He prioritizes vendor performance, quality assurance, and supply chain resilience in his evaluations. Tubbs demonstrates a strong commitment to small business participation, with over 12% of his awards designated as total small business set-asides under FAR 19.5. Service-disabled veteran-owned small businesses receive targeted consideration, accounting for nearly 2% of his awards, while women-owned and HUBZone firms are included in a modest but consistent manner. His approach reflects a balanced adherence to socioeconomic goals without compromising competitive integrity or mission needs. His primary procurement focus lies in NAICS codes related to mechanical power transmission equipment, other motor vehicle parts, and small arms manufacturing—domains requiring precision engineering and stringent quality controls. He routinely procures components such as gearboxes, drivetrains, firearm accessories, and specialized engine systems, demonstrating deep familiarity with defense industrial base capabilities and technical specifications governing military-grade hardware.

Key Metrics

Total Contracts

447

Associated contracts

Industries

28

NAICS categories

Set-Aside Programs

3

Program types

Set-Aside Share

9.6%

Small-business awards

Procurement Analytics

Where this contracting officer directs award activity across DLA Land And Maritime, by industry and small-business set-aside program.

Awards by NAICS
333613 - Mechanical Power Transmission Equipment Manufacturing13.913.9%336390 - Other Motor Vehicle Parts Manufacturing11.6211.6%
Others - Other NAICS codes (32 codes, <0.5% each)9.669.7%
332994 - Small Arms, Ordnance, and Ordnance Accessories Manufacturing7.527.5%333618 - Other Engine Equipment Manufacturing5.695.7%335911 - Storage Battery Manufacturing5.015%336992 - Military Armored Vehicle, Tank, and Tank Component Manufacturing4.564.6%336350 - Motor Vehicle Transmission and Power Train Parts Manufacturing4.334.3%335999 - All Other Miscellaneous Electrical Equipment and Component Manufacturing4.334.3%336211 - Motor Vehicle Body Manufacturing3.423.4%335912 - Primary Battery Manufacturing3.423.4%336360 - Motor Vehicle Seating and Interior Trim Manufacturing3.193.2%336330 - Motor Vehicle Steering and Suspension Components (except Spring) Manufacturing2.732.7%332999 - All Other Miscellaneous Fabricated Metal Product Manufacturing2.512.5%336320 - Motor Vehicle Electrical and Electronic Equipment Manufacturing2.052.1%314999 - All Other Miscellaneous Textile Product Mills1.821.8%333612 - Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing1.821.8%336340 - Motor Vehicle Brake System Manufacturing1.821.8%335931 - Current-Carrying Wiring Device Manufacturing1.371.4%334419 - Other Electronic Component Manufacturing1.371.4%336310 - Motor Vehicle Gasoline Engine and Engine Parts Manufacturing1.141.1%332722 - Bolt, Nut, Screw, Rivet, and Washer Manufacturing1.141.1%335910 - Battery Manufacturing0.910.9%336413 - Other Aircraft Parts and Auxiliary Equipment Manufacturing0.910.9%333310 - Commercial and Service Industry Machinery Manufacturing0.910.9%332510 - Hardware Manufacturing0.910.9%339113 - Surgical Appliance and Supplies Manufacturing0.680.7%336112 - Light Truck and Utility Vehicle Manufacturing0.680.7%326220 - Rubber and Plastics Hoses and Belting Manufacturing0.680.7%
Set-Aside Breakdown
None - No Set-Aside90.1690.2%
Unrestricted - No Set-Aside0.220.2%

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