Joshua Ballesteros: Email & Phone Number

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Operations Manager at Berkeley Lab|Brentwood, California, United States

Position:

Operations Manager at Berkeley Lab

Location:

Brentwood, California, United States

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Last updated: 2026-07-06

Updated: 2026-07-06

Found email addresses for Joshua Ballesteros:

Business emails:

j**********s@lbl.gov

Personal emails:

j*******r@yahoo.com

Found phones for Joshua Ballesteros:

+1-909-***-**12,

+1-520-***-**02,

+1-623-***-**17

A different Joshua Ballesteros?

Work Experience 28 years

Operations Manager at Berkeley Lab

Operations Manager at Energy Sciences Area

Apr 2023 - Current

Program Manager at Facilities – SEI Projects Facilities Area Manager

Jun 2021 - Jan 2023

Facilities Manager at Weapons and Complex Integration

Aug 2020 - Jun 2021

Senior Technical Coordinator at Weapons and Complex Integration

Oct 2018 - Jan 2020

Operator at Environmental Restoration Department (ERD)

Mar 2006 - Jan 2018

Laborer at Decontamination & Demolition (D&D)

Nov 1995 - Jan 2006

Joshua Ballesteros started working in 1995, then the employee has changed 5 companies and 5 jobs. On average, Joshua Ballesteros works for one company for 4 years 10 months.

Their professional focus is Abatement, Asbestos, and Building Management across 3 core areas.

Joshua holds Corporate Business Model Innovation Program and AI for Executives Program certifications.

Education

Other, Certificate of Business Excellence at University of California, Berkeley, Haas School of Business

Frequently Asked Questions

What is Joshua Ballesteros's email address?

SignalHire found verified email addresses for Joshua Ballesteros, both business and personal. Their business email is j**********s@lbl.gov, and personal emails include j*******r@yahoo.com.

What is Joshua Ballesteros's phone number?

SignalHire found multiple verified phone numbers for Joshua Ballesteros: +1-909-***-**12, +1-520-***-**02, and +1-623-***-**17.

How do I contact Joshua Ballesteros at Berkeley Lab?

You can reach Joshua Ballesteros through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Joshua Ballesteros's professional background?

Joshua Ballesteros has 28 years of professional experience. They have held roles including Operations Manager, Program Manager, and Facilities Manager at companies such as Energy Sciences Area, Facilities – SEI Projects Facilities Area Manager, and Weapons and Complex Integration. Their education includes Other, Certificate of Business Excellence from University of California, Berkeley, Haas School of Business.

Is Joshua Ballesteros's contact information up to date?

Yes. Joshua Ballesteros's SignalHire profile was last updated on 6 July 2026, reflecting their current position as Operations Manager at Berkeley Lab in Berkeley, CA, United States.

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