Federal contractor profile

LEIDOS ENGINEERING LLC

UEI MTN4E2DEQZZ5CAGE 1KUJ9Company website ↗

Active

Overview

Legal name
LEIDOS ENGINEERING LLC
Registered location
RESTON, VA, USA
Website
Company website ↗
Primary NAICS
541330 — Engineering Services
Latest award activity
Oct 9, 2025
Read company summary

LEIDOS ENGINEERING LLC is associated with UEI MTN4E2DEQZZ5 and CAGE 1KUJ9 in public federal records. AcornBids currently links 2 prime awards totaling $633.5K in obligations to this entity. Its largest recorded federal customer by obligations is Department of Defense. Its recorded federal awards include work classified as Engineering Services. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 541330 (Engineering Services). Its public SAM.gov registration lists RESTON, VA, USA.

At a glance

Lifetime prime obligations$633.5K
Prime awards2
Awards with future end dates0
Top-agency concentration
Not available

Why this customer concentration

Detailed agency totals are not available in this stored profile.

Largest positive coded-agency total ÷ all positive coded-agency totals × 100

Missing data is shown as unavailable.

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 12, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name
LEIDOS ENGINEERING LLC
UEI
MTN4E2DEQZZ5
CAGE
1KUJ9
Registered address
1750 PRESIDENTS ST, RESTON, VA, 20190, USA
Registration status
Active
Primary NAICS
541330 — Engineering Services
SAM activation
Jul 14, 2026
Initial registration
Feb 4, 2002
Entity start
Feb 11, 1970
SAM updated
Jul 14, 2026
Registration expires
Jul 6, 2027
Fiscal year end
Dec 31
Place of incorporation
DE, USA

View SAM.gov source

Research brief

Source facts

  • Loaded prime-award records link 2 awards and $633,513 in reported obligations to this legal entity. Source
  • Recorded awards include Engineering Services (NAICS 541330); this classification is not proof of every company capability. Source
  • An example award describes: A-E DESIGN TO PROVIDE ADDITIONAL DESIGN ELEMENTS INTO DESIGN SUBMITTAL DOCUMENTS FOR D13 DELTA PIER SWITCH STATION BLDG 7035 WITH PCAS SUPPORT. Source

Federal award analysis

Net transaction obligations by federal fiscal period.

Selected transaction obligations$0
Prime contracts

Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Coverage: 2 of 2 selected awards. Select a period to explore its awards.

Recent federal awards

Prime contract awards. Select an award to review its history and source evidence.

Award / descriptionAwarding agencyObligationsStart dateEnd date
N4425521C1005A-E DESIGN TO PROVIDE ADDITIONAL DESIGN ELEMENTS INTO DESIGN SUBMITTAL DOCUMENTS FOR D13 DELTA PIER SWITCH STATION BLDG 7035 WITH PCAS SUPPORT.Department of Defense$628.5KAug 25, 2021Aug 26, 2026
DEAT3609GO29047TO MEET MINIMUM GUARANTEE REQUIREMENT DESCRIBED IN MASTER ESPC IDIQ AWARDDepartment of Energy$5.0KDec 19, 2008Dec 16, 2013

Registration, certifications & contacts

Registration evidenceDate
SAM updatedJul 14, 2026
Source loadedSep 19, 2026
Initial registrationFeb 4, 2002
Entity startFeb 11, 1970
IndustryReported size status
213112 — Support Activities for Oil and Gas OperationsNot reported
221310 — Water Supply and Irrigation SystemsNot reported
221320 — Sewage Treatment FacilitiesNot reported
221330 — Steam and Air-Conditioning SupplyNot reported
236116 — New Multifamily Housing Construction (except For-Sale Builders)Not reported
236210 — Industrial Building ConstructionNot reported
236220 — Commercial and Institutional Building ConstructionNot reported
237110 — Water and Sewer Line and Related Structures ConstructionNot reported
237120 — Oil and Gas Pipeline and Related Structures ConstructionNot reported
237130 — Power and Communication Line and Related Structures ConstructionNot reported
237310 — Highway, Street, and Bridge ConstructionNot reported
237990 — Other Heavy and Civil Engineering ConstructionNot reported
238110 — Poured Concrete Foundation and Structure ContractorsNot reported
238210 — Electrical Contractors and Other Wiring Installation ContractorsNot reported
541310 — Architectural ServicesNot reported
541320 — Landscape Architectural ServicesNot reported
541330 — Engineering ServicesNot reported
541340 — Drafting ServicesNot reported
541350 — Building Inspection ServicesNot reported
541360 — Geophysical Surveying and Mapping ServicesNot reported
541370 — Surveying and Mapping (except Geophysical) ServicesNot reported
541410 — Interior Design ServicesNot reported
541420 — Industrial Design ServicesNot reported
541430 — Graphic Design ServicesNot reported
541490 — Other Specialized Design ServicesNot reported
541512 — Computer Systems Design ServicesNot reported
541611 — Administrative Management and General Management Consulting ServicesNot reported
541614 — Process, Physical Distribution, and Logistics Consulting ServicesNot reported
541618 — Other Management Consulting ServicesNot reported
541620 — Environmental Consulting ServicesNot reported
541690 — Other Scientific and Technical Consulting ServicesNot reported
541990 — All Other Professional, Scientific, and Technical ServicesNot reported
561621 — Security Systems Services (except Locksmiths)Not reported
562910 — Remediation ServicesNot reported
ContactRolePublished contact methodsEvidenceSource date
ARIEL RUSSELLGovernment businessContact method not publishedSAM registrationNot available
MICHAEL DINKINSAlternate government businessContact method not publishedSAM registrationNot available
ARIEL RUSSELLElectronic businessContact method not publishedSAM registrationNot available
MICHAEL DINKINSAlternate electronic businessContact method not publishedSAM registrationNot available
Registered industries
  • 213112 — Support Activities for Oil and Gas Operations
  • 221310 — Water Supply and Irrigation Systems
  • 221320 — Sewage Treatment Facilities
  • 221330 — Steam and Air-Conditioning Supply
  • 236116 — New Multifamily Housing Construction (except For-Sale Builders)
  • 236210 — Industrial Building Construction
  • 236220 — Commercial and Institutional Building Construction
  • 237110 — Water and Sewer Line and Related Structures Construction
  • 237120 — Oil and Gas Pipeline and Related Structures Construction
  • 237130 — Power and Communication Line and Related Structures Construction
  • 237310 — Highway, Street, and Bridge Construction
  • 237990 — Other Heavy and Civil Engineering Construction
  • 238110 — Poured Concrete Foundation and Structure Contractors
  • 238210 — Electrical Contractors and Other Wiring Installation Contractors
  • 541310 — Architectural Services
  • 541320 — Landscape Architectural Services
  • 541330 — Engineering Services
  • 541340 — Drafting Services
  • 541350 — Building Inspection Services
  • 541360 — Geophysical Surveying and Mapping Services
  • 541370 — Surveying and Mapping (except Geophysical) Services
  • 541410 — Interior Design Services
  • 541420 — Industrial Design Services
  • 541430 — Graphic Design Services
  • 541490 — Other Specialized Design Services
  • 541512 — Computer Systems Design Services
  • 541611 — Administrative Management and General Management Consulting Services
  • 541614 — Process, Physical Distribution, and Logistics Consulting Services
  • 541618 — Other Management Consulting Services
  • 541620 — Environmental Consulting Services
  • 541690 — Other Scientific and Technical Consulting Services
  • 541990 — All Other Professional, Scientific, and Technical Services
  • 561621 — Security Systems Services (except Locksmiths)
  • 562910 — Remediation Services

Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source

Reported subsidiary tree

Ownership follows reported parent UEIs.

Corporate family

Reported ownership links. Award and funding explorers can include this family.

Legal entityReported parent UEISource loaded
LEIDOS HOLDINGS, INC.ZL41ERXMPAR3Sep 2, 2026
AMSEC CORPORATIONZL41ERXMPAR3Sep 26, 2026
ARANEA SOLUTIONS INCZL41ERXMPAR3Sep 26, 2026
CARDNO - AMEC FOSTER WHEELER PUBLIC WORKS JOINT VENTUREZL41ERXMPAR3Sep 19, 2026
CARDNO GS - AECOM PACIFIC JVZL41ERXMPAR3Sep 19, 2026
CARDNO TEC-LEIDOS, LLCZL41ERXMPAR3Sep 26, 2026
EAGAN, MCALLISTER ASSOCIATES, INC.ZL41ERXMPAR3Sep 26, 2026
GIBBS & COX INCZL41ERXMPAR3Sep 26, 2026
HANFORD MISSION INTEGRATION SOLUTIONS, LLCZL41ERXMPAR3Sep 26, 2026
LEIDOS ASPEN SYSTEMS CORPZL41ERXMPAR3Sep 19, 2026
LEIDOS BIOMEDICAL RESEARCH INCZL41ERXMPAR3Sep 26, 2026
LEIDOS ENGINEERING LLCZL41ERXMPAR3Sep 19, 2026
LEIDOS ENGINEERING, LLCZL41ERXMPAR3Sep 26, 2026
LEIDOS INCZL41ERXMPAR3Sep 19, 2026
LEIDOS INCZL41ERXMPAR3Sep 26, 2026
LEIDOS INCZL41ERXMPAR3Sep 2, 2026
LEIDOS INCZL41ERXMPAR3Sep 26, 2026
LEIDOS INCZL41ERXMPAR3Sep 26, 2026
LEIDOS INCZL41ERXMPAR3Sep 26, 2026
LEIDOS INCZL41ERXMPAR3Sep 19, 2026
LEIDOS INCZL41ERXMPAR3Sep 26, 2026
LEIDOS INNOVATIONS CORPORATIONZL41ERXMPAR3Sep 26, 2026
LEIDOS MANAGEMENT SYSTEMS DESIGNERS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS SMS INCZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Aug 15, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 19, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 2, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
LEIDOS, INC.ZL41ERXMPAR3Sep 26, 2026
MISSION SUPPORT ALLIANCE, LLCZL41ERXMPAR3Sep 2, 2026
NOUDYNE LLCZL41ERXMPAR3Aug 15, 2026
QTC MEDICAL SERVICES INCZL41ERXMPAR3Sep 26, 2026
REVEAL IMAGING TECHNOLOGIES, INC.ZL41ERXMPAR3Sep 26, 2026
S M CONSULTING, INC.ZL41ERXMPAR3Aug 15, 2026
SCIENCE APPLICATIONS INTERNATIZL41ERXMPAR3Sep 26, 2026
SCIENCE APPLICATIONS INTERNATIONAL CORPORATIONZL41ERXMPAR3Sep 26, 2026
SCIENCE, ENGINEERING AND TECHNOLOGY ASSOCIATES CORPORATIONZL41ERXMPAR3Sep 26, 2026
STANTEC GS - WSP JVZL41ERXMPAR3Sep 26, 2026
VAREC INCZL41ERXMPAR3Sep 26, 2026

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About LEIDOS ENGINEERING LLC

What products and services appear in its federal awards?

Recorded award industries: 541330 — Engineering Services.

Recorded products and services: C211 — Architect - Engineer Services (including landscaping, interior layout, and designing); B540 — Building Technology Studies.

Examples from recent award records:

These records describe federal award work, not every company capability. Review the award evidence.

Where is the company registered?

1750 PRESIDENTS ST, RESTON, Virginia 20190, United States

Registered location from SAM.gov; award performance locations may differ.

Explore related contractor directories

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Data coverage and methodology

Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.

Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.

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