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Company · Civil infrastructure contractors

The Middlesex Corporation

As of 4 November 2026, The Middlesex Corporation has 62 open roles (2 new in 30 days), its construction and civil team is hiring most, and its postings name HCSS HeavyJob, HCSS and Autodesk Civil 3D as the tools the team works in.

As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Littleton, United States501-1000 employees50M-250M revenue, est.B2B, B2Gmiddlesexco.com ↗LinkedIn ↗
Headquarters
Littleton, Massachusetts, United States
Employees
501-1000 employees (linkedin)
Sells to
government agencies, utility companies, transportation departments
Certifications on site
Site languages
EN
Career system
Ourcareerpages
62open roles · 2 new in 30 days
14tools named in postings
United Stateshiring locations
0change signals read in postings
02What they do, whom they sell to, who else does it

The Middlesex Corporation in one screen

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

What The Middlesex Corporation does

The Middlesex Corporation is a heavy and civil infrastructure contractor that builds bridges, highways, marine facilities, rail transit and energy projects for government agencies and utility companies. It offers bid-build, construction management and general contracting, plus asphalt manufacturing and aggregates. Projects span national locations including Florida, Massachusetts, Connecticut and New Hampshire.

bid-build contractingconstruction management/general contractingpreconstruction services
Whom it sells to

Named on the site: government agencies, utility companies, transportation departments.

Who else sells this

Nearest companies by what they do, sell and whom they serve, 51+ employees. 595 scored.

Aspen ConstruccionesSpain · 1001-5000 employeesMajor ContractingUnited States · 201-500 employeesThe Great Lakes Construction Co.United States · 51-200 employeesCAC Industries, Inc.United States · 201-500 employeesMasTec CivilUnited States · 201-500 employeesEBCCanada · 1001-5000 employees
03Tech stack, with the evidence

What The Middlesex Corporation 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.

HCSS HeavyJobConstruction and civil · high confidence · 13 postings
• Collect and enter labor and equipment on a daily basis into Heavy Job.
Carpenter Foreman · first seen 2026-10-26
HCSSConstruction and civil · high confidence · 3 postings
• Ensure that labor rates, bond rates, insurance, and any other job-specific information in HCSS is properly set up and maintained.
Senior Estimator · first seen 2026-10-26
Autodesk Civil 3DConstruction and civil · high confidence · 2 postings
The Survey Manager must be well versed in survey programs such as Civil 3D, Carlson, and Trimble Business Center, automated machine control, developing and maintaining 3D terrain models for projects.
Survey Manager · first seen 2026-10-26
Carlson SoftwareConstruction and civil · high confidence · 2 postings
The Survey Manager must be well versed in survey programs such as Civil 3D, Carlson, and Trimble Business Center, automated machine control, developing and maintaining 3D terrain models for projects.
Survey Manager · first seen 2026-10-26
TrimbleConstruction and civil · high confidence · 2 postings
• Utilize Trimble survey equipment and software including GPS, Robotic Total Stations, and manage Machine Control equipment
Field Surveyor · first seen 2026-10-26
Trimble AccessConstruction and civil · high confidence · 2 postings
• Software used includes SCS900, Trimble Access, and Trimble Business Center.
Field Surveyor · first seen 2026-10-26
Trimble Business CenterConstruction and civil · high confidence · 2 postings
• Software used includes SCS900, Trimble Access, and Trimble Business Center.
Field Surveyor · first seen 2026-10-26
amazon businessAdministration & office · high confidence · 1 posting
• Coordinate Amazon Business account administration, purchasing approvals, and payment processing.
Administrative Operations Coordinator · first seen 2026-10-26
Microsoft SharePointhigh confidence · 1 posting
• Assist with maintaining SharePoint sites, document libraries, forms, and departmental records.
Administrative Operations Coordinator · first seen 2026-10-26
Microsoft OfficeEngineering (non-software) · medium confidence · 27 postings
• Strong knowledge of Microsoft Office.
Quality Control Roadway Technician · first seen 2026-10-26
BluebeamEngineering (non-software) · medium confidence · 11 postings
• Proficient with Microsoft Office and Bluebeam; HCSS HeavyJob, Vista, CAD, and P6 experience preferred.
Project Engineer - Rail · first seen 2026-10-26
Oracle Primavera P6Engineering (non-software) · medium confidence · 11 postings
• Proficient with Microsoft Office and Bluebeam; HCSS HeavyJob, Vista, CAD, and P6 experience preferred.
Project Engineer - Rail · first seen 2026-10-26
Microsoft Excelmedium confidence · 7 postings
• Proficiency in Microsoft Office programs like Excel and Word.
Estimator/Project Manager - Paving · first seen 2026-10-26
Microsoft Wordmedium confidence · 5 postings
• Computer Skills: Proficient with Microsoft Office including Excel, Word and Power Point.
Paving Dispatcher · first seen 2026-10-26
On the website or in DNS

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

Freshserviceseen on middlesexco.comfreshworksseen on middlesexco.commailchannelsseen on middlesexco.com
Microsoft 365seen on middlesexco.com
Microsoft Entra IDseen on middlesexco.com
microsoft_intuneseen on middlesexco.com
microsoft_teamsseen on middlesexco.com
Mimecastseen on middlesexco.com
04Hiring

62 open roles, 2 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 construction and civil in United States →

05Signals

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 The Middlesex Corporation, with verified e-mails, and every change the moment it is posted.

Sales, marketing and IT leaders by function. Add The Middlesex Corporation to a monitor and get a webhook when a role opens, a tool appears or a signal is read.

Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

06Lookalikes

Companies like The Middlesex Corporation

Nearest by what they do, what they sell and whom they sell to, 51+ employees. 6 of 595 scored.

Aspen ConstruccionesCivil infrastructure contractors · Spain1001-5000 employees
Major ContractingCivil infrastructure contractors · United States201-500 employees
The Great Lakes Construction Co.Civil infrastructure contractors · United States51-200 employees
CAC Industries, Inc.Civil infrastructure contractors · United States201-500 employees
MasTec CivilCivil infrastructure contractors · United States201-500 employees
EBCCivil infrastructure contractors · Canada1001-5000 employees
07Profile

From the company's own website

Legal nameThe Middlesex Corporation
IndustryProperty & construction · Civil infrastructure contractors
Offeringsbid-build contracting · construction management/general contracting · preconstruction services
Target customersgovernment agencies · utility companies · transportation departments
Geographic scopenational · also Canada
Reviews found
Public contact points3 role addresses · 0 phone numbers
Pages readmachinery, home, contact, careers, references, about, services, leadership
Datescrawled 2026-09-08 · profiled 2026-09-12 · hiring built 2026-11-02
Cite this

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

The Middlesex Corporation (Littleton, United States, 501-1000 employees) has 62 open roles, 2 new in 30 days, and names 14 tools in its postings. (Breaknorm, 4 November 2026, https://breaknorm.co/company/middlesexco.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 middlesexco.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 Ourcareerpages 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

The Middlesex Corporation: questions

Does The Middlesex Corporation use HCSS HeavyJob?

Yes, by the company's own words: 13 postings name it, first seen 2026-10-26, in the construction and civil team.

Is The Middlesex Corporation hiring?

62 open roles as of 4 November 2026, 2 opened in the last 30 days and 18 closed. The largest team hiring is construction and civil.

Where does this profile come from?

From middlesexco.com itself: we crawled it on 2026-09-08, built the profile on 2026-09-12, and read its career site (Ourcareerpages) hourly since. Headcount is from LinkedIn.

Who should I write to at The Middlesex Corporation?

The people are behind the login: decision makers by function, verified at the mail server when you open them. 3 public role addresses from the site are there too.

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