Company · General engineering consultancy

Langan Engineering & Environmental Services Inc._

As of 30 October 2026, Langan Engineering & Environmental Services Inc. has 929 open roles (97 new in 30 days), its engineering (non-software) team is hiring most, and its postings name Adobe Illustrator, Adobe Photoshop and SketchUp as the tools the team works in.

As of 30 October 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Parsippany, United States1001-5000 employees50M-250M revenue, est.B2B, B2Glangan.com ↗LinkedIn ↗
Headquarters
Parsippany, New Jersey, United States
Employees
1001-5000 employees (linkedin)
Sells to
federal, state and local government, colleges and universities, hospitals and healthcare
Certifications on site
ce_marking, ISO 27001
Site languages
EN
Career system
Greenhouse
929open roles · 97 new in 30 days
14tools named in postings
Canada, United Kingdom, MO, PA, PR, United Stateshiring locations
0change signals read in postings
02 — What they do, whom they sell to, who else does it

Langan Engineering & Environmental Services Inc. in one screen

Read from langan.com: what the company does, the customers it names, the buyers we can actually see, and the companies that sell the same thing.

What Langan Engineering & Environmental Services Inc. does

Langan Engineering & Environmental Services Inc. is a civil, environmental and engineering firm that provides site/civil, geotechnical, environmental, energy, earthquake/seismic, traffic and transportation, landscape architecture and geologic hazards services. Its offerings include PFAS remediation, demolition, environmental compliance, GIS mapping, environmental data management, asset and facility management, and sustainability advisory. It serves federal, state and local government, colleges and universities, hospitals, retail and entertainment clients across US and international offices.

pfas remediationdemolition servicesenvironmental compliancegis mapping and consultingenvironmental data management and analyticsasset and facility managementsustainability advisorycultural and heritage management
Whom it sells to

Named on the site: federal, state and local government, colleges and universities, hospitals and healthcare, retail, entertainment, cultural and parks, federal state and local government, retail and entertainment.

Who else sells this

Nearest companies by what they do, sell and whom they serve, 51+ employees. 590 scored.

Sovereign Consulting Inc.United States · 51-200 employeesEngineering/Remediation Resources Group, Inc. (ERRG)United States · 201-500 employeesAKRFUnited States · 201-500 employeesMackie Consultants, LLCUnited States · 51-200 employeesCP EngineersUnited States · 51-200 employeesKS Engineers, P.C.United States · 201-500 employees
03 — Tech stack, with the evidence

What Langan Engineering & Environmental Services Inc. says it runs

Tools named in the company's own postings as the team's systems, with the sentence that says so. What the website and DNS show is listed separately.

Adobe Illustratorconstruction and civil · high confidence · 25 postings
ure, civil engineering, land development and infrastructure projects using design, engineering and graphic software (AutoCAD, Civil 3D, Sketch Up, Photoshop, Illustrator) and equipment to prepare landscape architecture and design documents;
Intern/Co-op - Landscape Architecture & Planning (Summer 2027) · first seen 2026-07-01
Adobe Photoshopconstruction and civil · high confidence · 25 postings
ure, civil engineering, land development and infrastructure projects using design, engineering and graphic software (AutoCAD, Civil 3D, Sketch Up, Photoshop, Illustrator) and equipment to prepare landscape architecture and design documents;
Intern/Co-op – Landscape Architecture + Planning (Summer 2027) · first seen 2026-07-01
SketchUpconstruction and civil · high confidence · 17 postings
ure, civil engineering, land development and infrastructure projects using design, engineering and graphic software (AutoCAD, Civil 3D, Sketch Up, Photoshop, Illustrator) and equipment to prepare landscape architecture and design documents;
Intern/Co-op – Landscape Architecture + Planning (Summer 2027) · first seen 2026-08-19
AutoCADEngineering (non-software) · medium confidence · 498 postings
and modification of various engineering documents including reports, specifications, plans, construction schedules, cost estimates and design plans for projects using engineering and design software (AutoCAD, Civil 3D, etc.) and equipment;
Senior Staff Civil Engineer · first seen 2026-06-22
Autodesk Civil 3DEngineering (non-software) · medium confidence · 413 postings
and modification of various engineering documents including reports, specifications, plans, construction schedules, cost estimates and design plans for projects using engineering and design software (AutoCAD, Civil 3D, etc.) and equipment;
Graduate Civil Engineer · first seen 2026-06-22
Microsoft OfficeEngineering (non-software) · medium confidence · 122 postings
• Proficiency in Microsoft Office Suite.
Land Management Professional · first seen 2026-07-01
LPILEEngineering (non-software) · medium confidence · 63 postings
• Desired software knowledge: gINT, Slide/SLOPE/W, PLAXIS, LPILE, GRLWEAP, MSEW, SHAKE;
Senior Geotechnical Engineer · first seen 2026-06-22
PLAXISEngineering (non-software) · medium confidence · 62 postings
• Support of excavation designs and Plaxis 3D analysis;
Senior Project Manager - Geotechnical Engineering · first seen 2026-06-22
GRLWEAPEngineering (non-software) · medium confidence · 61 postings
• Desired software knowledge: gINT, Slide/SLOPE/W, PLAXIS, LPILE, GRLWEAP, MSEW, SHAKE;
Senior Geotechnical Engineer · first seen 2026-06-22
SlideEngineering (non-software) · medium confidence · 61 postings
• Desired software knowledge: gINT, Slide/SLOPE/W, PLAXIS, LPILE, GRLWEAP, MSEW, SHAKE;
Senior Geotechnical Engineer · first seen 2026-06-22
SLOPE/WEngineering (non-software) · medium confidence · 61 postings
• Desired software knowledge: gINT, Slide/SLOPE/W, PLAXIS, LPILE, GRLWEAP, MSEW, SHAKE;
Senior Geotechnical Engineer · first seen 2026-06-22
gINT · medium confidence · 59 postings
• Desired software knowledge: gINT, Slide/SLOPE/W, PLAXIS, LPILE, GRLWEAP, MSEW, SHAKE;
Senior Geotechnical Engineer · first seen 2026-06-22
Microsoft Excel · medium confidence · 58 postings
• Working knowledge of MS Word, Excel and other related software;
Intern/Co-op – Environmental Permitting & Compliance (Summer 2027) · first seen 2026-07-01
MicroStation · medium confidence · 45 postings
• Knowledge of AutoCAD, MicroStation and/or SoftDesk civil software;
Traffic Engineer - Entry Level · first seen 2026-07-01
On the website or in DNS

Vendors whose code loads on langan.com or whose records sit in its DNS. Page plumbing (libraries, fonts, consent banners) is left out.

Anthropicseen on langan.comappleseen on langan.comFreshserviceseen on langan.comLinearseen on langan.comMailchimpseen on langan.com
mailchimp_transactionalseen on langan.com
Microsoft 365seen on langan.com
Microsoft Entra IDseen on langan.com
microsoft_teamsseen on langan.com
PandaDocseen on langan.com
sap_successfactorsseen on langan.com
Twilioseen on langan.comvalimailseen on langan.com
04 — Hiring

929 open roles, 254 opened in 90 days

Read hourly from the company's career system. Open roles and new roles in the last 30 days, by team. Companies hiring engineering (non-software) in United States →

Open roles by team
open · new 30 d
Engineering (non-software)
468 · 46
construction and civil
165 · 16
Quality, safety & environment
134 · 17
Product, program & project management
33 · 3
research and science
24 · 3
Software engineering
5 · 0
Human resources
4 · 1
Business development & strategy
2 · 0
Education & training
2 · 0
IT operations & business systems
2 · 1
Data & AI
1 · 0
Finance & accounting
1 · 0
Legal, compliance & risk
1 · 0
Marketing & communications
1 · 0
Newest postings
05 — Signals

What is changing, read from the postings

Intents are events the employer states about itself, each with the sentence and the posting it came from.

No change signals read in the current postings.

Decision makers at Langan Engineering & Environmental Services Inc., with verified e-mails, and every change the moment it is posted.

Sales, marketing and IT leaders by function. Add Langan Engineering & Environmental Services Inc. to a monitor and get a webhook when a role opens, a tool appears or a signal is read.

Free plan: 1,000 records, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

06 — Lookalikes

Companies like Langan Engineering & Environmental Services Inc.

Nearest by what they do, what they sell and whom they sell to, 51+ employees. 6 of 590 scored.

Sovereign Consulting Inc.Environmental consulting · United States51-200 employees
Engineering/Remediation Resources Group, Inc. (ERRG)Civil infrastructure contractors · United States201-500 employees
AKRFEnvironmental consulting · United States201-500 employees
Mackie Consultants, LLCGeneral engineering consultancy · United States51-200 employees
CP EngineersCivil infrastructure contractors · United States51-200 employees
KS Engineers, P.C.Civil structural engineering · United States201-500 employees
07 — Profile

From the company's own website

Legal nameLangan Engineering & Environmental Services Inc.
IndustryBusiness & finance services · General engineering consultancy
Offeringspfas remediation · demolition services · environmental compliance · gis mapping and consulting · environmental data management and analytics · asset and facility management · sustainability advisory · cultural and heritage management
Target customersfederal, state and local government · colleges and universities · hospitals and healthcare · retail · entertainment, cultural and parks · federal state and local government · retail and entertainment
Geographic scopeinternational · also PA
Reviews found
Public contact points1 role addresses · 2 phone numbers
Pages readpricing, locations, home, contact, careers, references, about, services, certifications, leadership
Datescrawled 2026-09-06 · profiled 2026-09-12 · hiring built 2026-10-28
Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

Langan Engineering & Environmental Services Inc. (Parsippany, United States, 1001-5000 employees) has 929 open roles, 97 new in 30 days, and names 14 tools in its postings. (Breaknorm, 30 October 2026, https://breaknorm.co/company/langan.com)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • ProfileBuilt from langan.com: summary, offerings, customers, certifications and contact points are extracted from its pages, with a confidence score per field.
  • HiringRead hourly from the company's Greenhouse career site; reposts collapse into one record.
  • Tech stackTools the employer's own text names as the team's systems, with the quote; website scripts counted separately.
  • HeadcountLinkedIn where known, otherwise estimated from the site.
FAQ

Langan Engineering & Environmental Services Inc.: questions

Does Langan Engineering & Environmental Services Inc. use Adobe Illustrator?

Yes, by the company's own words: 25 postings name it, first seen 2026-07-01, in the construction and civil team.

Is Langan Engineering & Environmental Services Inc. hiring?

929 open roles as of 30 October 2026, 97 opened in the last 30 days and 10 closed. The largest team hiring is engineering (non-software).

Where does this profile come from?

From langan.com itself: we crawled it on 2026-09-06, built the profile on 2026-09-12, and read its career site (Greenhouse) hourly since. Headcount is from LinkedIn.

Who should I write to at Langan Engineering & Environmental Services Inc.?

The people are behind the login: decision makers by function, verified at the mail server when you open them. 1 public role addresses from the site are there too.

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