Company profile

Day & Zimmermann Tech Stack

Engineering, construction, maintenance and defense manufacturing contractor

Construction Philadelphia, Pennsylvania 10,001+ employees Founded 1901 Privately Held

Day & Zimmermann combines plant engineering and construction with munitions production, and the current hiring tilt toward manufacturing, engineering and operations points to defense production as the active growth front. The stack mixes legacy SAP R/3 and Winshuttle with industrial SCADA/HMI and Primavera P6 scheduling, while new AI tooling like OpenAI, Anthropic and Cursor appears alongside an ongoing SAP adoption push.

Tech Stack 66 technologies

Core StackSAP AutoCAD ServiceNow Anthropic OpenAI Cursor scikit-learn Power BI Salesforce Primavera P6 Cisco Revit SCADA HMI SuccessFactors Microsoft Access Winshuttle Crystal Reports SAP ERP SPC FMEA Codex XGBoost SAP R/3 Cisco ASA F5 BIG-IP Cisco IOS Oracle Primavera ETAP Navisworks+36 more

AdoptingSAP

What Day & Zimmermann Is BuildingChallenges and projects from their job posts

◆Challenges

Daily production issues limiting uptime and flow
Material availability and inventory distribution constraints
Meeting cost, schedule and technical objectives
Resource availability constraints
Remote site connectivity

▲Active Projects

Nuclear project in New Jersey
Ammunition data card development
Scrap reduction through automation and capital projects
Increasing production line uptime and throughput
Continuous improvement system for production programs
Operator procedure updates

Hiring Activity

Accelerating60 roles · 30 in 30d

Department

Manufacturing

Engineering

Ops

Construction

Finance

Operations

Logistics

Seniority

Mid

Senior

Manager

Junior

Director

Intern

Notable leadership hires: Program Director

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About Day & Zimmermann

Day & Zimmermann is a privately held company headquartered in Philadelphia, Pennsylvania, founded in 1901. It operates across construction and engineering, operations and maintenance, staffing, and security and defense work. The company employs more than 10,001 people across the United States. Its engineering side relies on AutoCAD, Revit, Navisworks, ETAP and Oracle Primavera for project design and scheduling. Defense-related work includes ammunition production programs and nuclear project support.

HeadquartersPhiladelphia, Pennsylvania

Company Size10,001+ employees

Founded1901

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does Day & Zimmermann use?

Day & Zimmermann runs SAP ERP and SuccessFactors, ServiceNow, Salesforce and Power BI, plus engineering tools like AutoCAD, Revit, Navisworks, ETAP and Primavera P6, and industrial SCADA/HMI systems.

Is Day & Zimmermann hiring?

Yes, hiring is accelerating in the United States, concentrated in manufacturing, engineering, operations and construction, mostly at mid and senior levels, with a Program Director leadership opening.

What is Day & Zimmermann working on?

Job posts point to ammunition data card development, a nuclear project in New Jersey, scrap reduction through automation, production line uptime improvements and new capital projects.

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How this profile is built

Day & Zimmermann's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.