John Parrish
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John Parrish Email & Phone Number

Senior Civil Engineer at HDR at HDR
Location: Rocklin, California, United States 3 work roles 3 schools
1 work email found @hdrinc.com 7 phones found area 503, 740, and 402 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 7 phones

Work email j****@hdrinc.com
Direct phone (503) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
HDR
Role
Senior Civil Engineer at HDR
Location
Rocklin, California, United States

Who is John Parrish? Overview

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Quick answer

John Parrish is listed as Senior Civil Engineer at HDR at HDR, based in Rocklin, California, United States. AeroLeads shows a work email signal at hdrinc.com, phone signal with area code 503, 740, 402, and a matched LinkedIn profile for John Parrish.

John Parrish previously worked as Senior Civil Engineer at Hdr and Consulting Engineer at Parrish Engineering. John Parrish holds Ph.D., Civil And Environmental Engineering from Utah State University.

Company email context

Email format at HDR

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{first}.{last}@hdrinc.com
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AeroLeads found 1 current-domain work email signal for John Parrish. Compare company email patterns before reaching out.

Profile bio

About John Parrish

Specialties: Registered Professional Engineer in California, License C59157.Civil engineering specialties in hydraulics, including open channel flow, pipelines, valves, and canal control for large distribution networks.Developed the computer modeling software titles CS2 (Channel Simulation with Contaminants and Sediment) and CanalCAD, coauthored with Dr. Forrest Holly.Computer language fluency in FORTRAN, Java, VBA, Delphi.Recent courses in HEC-RAS Dam Breach, HEC-ResSim, CE-QUAL-W2.

Listed skills include Civil Engineering, Engineering, Hydraulics, Project Management, and 1 others.

Current workplace

John Parrish's current company

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HDR
Hdr
Senior Civil Engineer at HDR
AeroLeads page
3 roles · 31 years

John Parrish work experience

A career timeline built from the work history available for this profile.

Senior Civil Engineer

Current
Hdr

Omaha, Nebraska, US

I work with HDR|DTA, the hydropower group within HDR. Great group to work with! Technical experience includes: Feasibility studies of new generation, powerhouse capacity enhancements, pumped storage facilities, dam raises, dam breach analysis, penstock hydraulics, canal conveyance, and economic analysis.

2006 - Present ~20 yrs 4 mos

Consulting Engineer

Parrish Engineering

I worked as an independent consulting engineer doing business as Parrish Engineering, Inc. I coauthored the software advisory title CS2 (Channel Simulation with Contaminants and Sediment) with Dr. Forrest Holly. CS2 is currently used to monitor and forecast temperature compliance within adjacent rivers and cooling ponds for fossil and nuclear power plants.

1997 - 2005 ~8 yrs

Postdoctoral Associate

Iowa City, Iowa, US

Developed field-verified model of Highline Canal for USBR's Grand Junction office by means of CanalCAD, a canal hydraulics design tool coauthored with Dr. Forrest Holly. Regulatory mixing zone analysis by means of field campaigns and CORMIX for power plant NPDES compliance.

1995 - 1997 ~2 yrs
Team & coworkers

Colleagues at HDR

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3 education records

John Parrish education

Ph.D., Civil And Environmental Engineering

Utah State University

M.S., Engineering

Utah State University

B.S., Agricultural Engineering

California Polytechnic State University-San Luis Obispo
FAQ

Frequently asked questions about John Parrish

Quick answers generated from the profile data available on this page.

What company does John Parrish work for?

John Parrish works for HDR.

What is John Parrish's role at HDR?

John Parrish is listed as Senior Civil Engineer at HDR at HDR.

What is John Parrish's email address?

AeroLeads has found 1 work email signal at @hdrinc.com for John Parrish at HDR.

What is John Parrish's phone number?

AeroLeads has found 7 phone signal(s) with area code 503, 740, 402 for John Parrish at HDR.

Where is John Parrish based?

John Parrish is based in Rocklin, California, United States while working with HDR.

What companies has John Parrish worked for?

John Parrish has worked for Hdr, Parrish Engineering, and University Of Iowa.

Who are John Parrish's colleagues at HDR?

John Parrish's colleagues at HDR include Aryka Thomson, Pe, Thirumal (Reddy) Edulakanti, Adib Ajmain, Bsme, Kenneth Mcneil Jr, and Eric Neubauer.

How can I contact John Parrish?

You can use AeroLeads to view verified contact signals for John Parrish at HDR, including work email, phone, and LinkedIn data when available.

What schools did John Parrish attend?

John Parrish holds Ph.D., Civil And Environmental Engineering from Utah State University.

What skills is John Parrish known for?

John Parrish is listed with skills including Civil Engineering, Engineering, Hydraulics, Project Management, and Hydrology.

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