Leidos Engineering & Sciences, LLC

Gaithersburg, MD Leidos Services (Ls) Part of Leidos, Inc.

UEI: JLHANUNZZWJ6
CAGE: 2B877
Primary NAICS: 541690 Other Scientific and Technical Consulting Services
SAM.gov registration: Active through Jan 5, 2027

Company facts

Self-certified in SAM.gov: For Profit Organization
Entity structure: Corporate Entity (Not Tax Exempt)
NAICS codes registered in SAM.gov: 541690 Other Scientific and Technical Consulting Services Primary
Corporate family: Leidos, Inc. Parent MDSWM6MB1BH7

Leidos Engineering & Sciences, LLC JLHANUNZZWJ6

Leidos Engineering & Sciences, LLC MSJMT8145NJ5
SAM.gov registration date: Nov 16, 2001
Physical address: 9737 Washingtonian Blvd, Gaithersburg, MD 20878, USA
Website: leidos.com
Founded: 2013
Employees: 10K-50K
Estimated annual revenue: $10B+
Industry: Industrials

Capital Goods

Construction & Engineering

Civil Engineering
SIC code: 87 Engineering & Management Services
Profiles: LinkedIn

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Crunchbase

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jan 7, 2026.

Recent federal awards

Leidos Engineering & Sciences, LLC's 5 most recent federal contract and grant awards, newest first. Amounts are dollars obligated.
Award	Agency	Obligated	Awarded
This contract is issued for the purpose of providing final invoice payment on contract DAAD07-94-c-0100 IAW dcaa audit… Contract · W9124Q14C0072	MICC White Sands Missile Range	$215,167	Sep 15, 2014
Mail management services Contract · W911QY11P0118	ACC Aberdeen Proving Ground	$128,953	Jan 14, 2011
Software services Contract · DJFA7J0717800	Headquarters Division	$15,668,486	Aug 27, 2007
Purchase Order HHSN276200550296P Contract · HHSN276200550296P	National Institute of Environmental Health Sciences	$18,000	Nov 26, 2004
0 miscellaneous a/v replacement parts, as needed; for the period 11/15/04 - 11/14/05. Contract · HHSN2632005MZ500240P	Office of the Director	$18,000	Nov 26, 2004

Quick answers

What is Leidos Engineering & Sciences, LLC's UEI?

Leidos Engineering & Sciences, LLC's Unique Entity ID (UEI) in SAM.gov is JLHANUNZZWJ6.

What is Leidos Engineering & Sciences, LLC's CAGE code?

Leidos Engineering & Sciences, LLC's CAGE code is 2B877.

What is Leidos Engineering & Sciences, LLC's primary NAICS code?

Leidos Engineering & Sciences, LLC's primary NAICS code is 541690 (Other Scientific and Technical Consulting Services).

Where is Leidos Engineering & Sciences, LLC located?

Leidos Engineering & Sciences, LLC's physical address in SAM.gov is 9737 Washingtonian Blvd, Gaithersburg, MD 20878, USA.

Is Leidos Engineering & Sciences, LLC registered in SAM.gov?

Yes. Leidos Engineering & Sciences, LLC's SAM.gov registration is active through January 5, 2027.

Who is Leidos Engineering & Sciences, LLC's parent company?

Leidos Engineering & Sciences, LLC is part of Leidos, Inc.

What is Leidos Engineering & Sciences, LLC's most recent federal award?

Leidos Engineering & Sciences, LLC's most recent federal contract award is This contract is issued for the purpose of providing final invoice payment on contract DAAD07-94-c-0100 IAW dcaa audit… (W9124Q14C0072), from MICC White Sands Missile Range, on September 15, 2014.

On GovTribe

See Leidos Engineering & Sciences, LLC's full federal record

Federal contract awards
IDV awards
Funding analysis by agency, NAICS and set-aside
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