David J. Braun

Associate at Hazen and Sawyer

New York, New York, United States

About

Experience

  • Hazen and Sawyer (25 yrs 11 mos)
    • Resident Engineer
      May 2025 - Present · 1 yr 3 mos

    • Senior Associate
      Mar 2018 - Present · 8 yrs 5 mos

    • Associate
      Mar 2012 - Mar 2018 · 6 yrs 1 mo

  • Manhattan College (3 yrs 1 mo)
    • Chemical Engineering Department Teaching Assistant
      Aug 2000 - May 2001 · 10 mos

    • Chemical Engineering Department Research Assistant
      Jan 2000 - May 2001 · 1 yr 5 mos

    • Environmental Engineering Department Research Assistant
      May 1998 - Jan 2000 · 1 yr 9 mos

  • Intern at The Port Authority of New York & New Jersey
    1997 - 1997 · Less than a year