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About

Founded in 1901, Day & Zimmermann is a family-owned company with a workforce of over 51,000 specializing in construction & engineering, staffing and defense solutions for leading corporations and governments around the world. Operating from more than 150 worldwide locations with 2.7 Billion USD in revenue, Day & Zimmermann is currently ranked as one of the largest private companies in the U.S. by Forbes. Headquartered in Philadelphia, PA, our first work was to develop "Betterment Reports"โ€‹ that helped modernize American factories. Today, we are still in the business of bettermentโ€”maintaining the nation's power infrastructure, protecting American freedoms and driving technological advancements around the world. We do what we say.ยฎ http://www.dayzim.com

1901
Founded

50K-100K
# Employees

$1B-$10B
Estimated Revenue

Headquarters

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Software Engineer
  • Technology
  • Software Engineer
  • Product Designer
  • Product Manager
  • Data Scientist
  • Software Engineering Manager
  • Technical Program Manager
  • Solution Architect
  • Security Analyst
  • Information Technologist
  • Program Manager
  • Project Manager
  • Data Science Manager
  • Product Design Manager
  • Technical Writer
  • Business
  • Management Consultant
  • Investment Banker
  • Business Analyst
  • Business Development
  • Financial Analyst
  • Venture Capitalist
  • Engineering
  • Biomedical Engineer
  • Civil Engineer
  • Hardware Engineer
  • Mechanical Engineer
  • Geological Engineer
  • Operations
  • Accountant
  • Human Resources
  • Marketing
  • Marketing Operations
  • Recruiter
  • Sales
  • Administrative Assistant
  • Chief of Staff
  • Legal
  • Copywriter
  • Other
  • Customer Service
  • Industrial Designer
  • Fashion Designer
  • Founder

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