Maintenance Manager
Current
Jan 2012 - Present
AeroLeads people directory · profile
Robert Witwer Email & Phone Number
Maintenance Manager at NRG Energy
at
NRG Energy
1 work email found
@nrg.com
2 phones found area 609 and 877
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Maintenance Manager at NRG Energy
Location
Oxnard, California, United States
Company size
Who is Robert Witwer? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Robert Witwer is listed as Maintenance Manager at NRG Energy at NRG Energy, a company with 4787 employees, based in Oxnard, California, United States. AeroLeads shows a work email signal at nrg.com, phone signal with area code 609, 877, and a matched LinkedIn profile for Robert Witwer.
Robert Witwer previously worked as Maintenance Manager at Nrg Energy and Maintenance Manager at Covanta. Robert Witwer holds Working Man'S Phd from Cerro Coco Community College.
Company email context
Email format at NRG Energy
This section adds company-level context without repeating Robert Witwer's masked contact details.
{first}.{last}@nrg.com
89% confidence
AeroLeads found 1 current-domain work email signal for Robert Witwer. Compare company email patterns before reaching out.
Profile bio
About Robert Witwer
Robert Witwer is a Maintenance Manager at NRG Energy at NRG Energy. He possess expertise in power plants, engineering, power generation, contract management, project management and 28 more skills.
Listed skills include Power Plants, Engineering, Power Generation, Contract Management, and 29 others.
Current workplace
Robert Witwer's current company
Company context helps verify the profile and gives searchers a useful next step.
Nrg Energy
3 roles
Robert Witwer work experience
A career timeline built from the work history available for this profile.
Maintenance Manager
Nov 1999 - Dec 2012
Shift Supervisor
California Energy
Feb 1993 - Jan 1998
Team & coworkers
Colleagues at NRG Energy
Other employees you can reach at nrg.com. View company contacts for 4787 employees →
JK
Jeff Kucic
Colleague at Nrg EnergyClarion, Pennsylvania, United States, United States
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TM
Thomas Miggos
Colleague at Nrg EnergyGreece, Greece
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SV
Sandy Vo
Colleague at Nrg EnergyCypress, Texas, United States, United States
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JJ
Johnny Johnson
Colleague at Nrg EnergyFraser, Colorado, United States, United States
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ER
Eric Reinke
Colleague at Nrg EnergyHenderson, Nevada, United States, United States
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JM
Joey Mann
Colleague at Nrg EnergyOsceola, Arkansas, United States, United States
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LH
Lance Howell
Colleague at Nrg EnergyBuffalo, Texas, United States, United States
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MG
Marianne Gage
Colleague at Nrg EnergyCuba, Kansas, United States, United States
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SW
Scott Warnock
Colleague at Nrg EnergyOxnard, California, United States, United States
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RW
Richard Wachtor
Colleague at Nrg EnergyGreater Chicago Area, United States
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Jeff Kucic
Colleague at Nrg EnergyClarion, Pennsylvania, United States, United States
View →
TM
Thomas Miggos
Colleague at Nrg EnergyGreece, Greece
View →
SV
Sandy Vo
Colleague at Nrg EnergyCypress, Texas, United States, United States
View →
JJ
Johnny Johnson
Colleague at Nrg EnergyFraser, Colorado, United States, United States
View →
ER
Eric Reinke
Colleague at Nrg EnergyHenderson, Nevada, United States, United States
View →
JM
Joey Mann
Colleague at Nrg EnergyOsceola, Arkansas, United States, United States
View →
LH
Lance Howell
Colleague at Nrg EnergyBuffalo, Texas, United States, United States
View →
MG
Marianne Gage
Colleague at Nrg EnergyCuba, Kansas, United States, United States
View →
SW
Scott Warnock
Colleague at Nrg EnergyOxnard, California, United States, United States
View →
RW
Richard Wachtor
Colleague at Nrg EnergyGreater Chicago Area, United States
View →
1 education record
Robert Witwer education
-
Cerro Coco Community College
FAQ
Frequently asked questions about Robert Witwer
Quick answers generated from the profile data available on this page.
What company does Robert Witwer work for?
Robert Witwer works for NRG Energy.
What is Robert Witwer's role at NRG Energy?
Robert Witwer is listed as Maintenance Manager at NRG Energy at NRG Energy.
What is Robert Witwer's email address?
AeroLeads has found 1 work email signal at @nrg.com for Robert Witwer at NRG Energy.
What is Robert Witwer's phone number?
AeroLeads has found 2 phone signal(s) with area code 609, 877 for Robert Witwer at NRG Energy.
Where is Robert Witwer based?
Robert Witwer is based in Oxnard, California, United States while working with NRG Energy.
What companies has Robert Witwer worked for?
Robert Witwer has worked for Nrg Energy, Covanta, and California Energy.
Who are Robert Witwer's colleagues at NRG Energy?
Robert Witwer's colleagues at NRG Energy include Jeff Kucic, Thomas Miggos, Sandy Vo, Johnny Johnson, and Eric Reinke.
How can I contact Robert Witwer?
You can use AeroLeads to view verified contact signals for Robert Witwer at NRG Energy, including work email, phone, and LinkedIn data when available.
What schools did Robert Witwer attend?
Robert Witwer holds Working Man'S Phd from Cerro Coco Community College.
What skills is Robert Witwer known for?
Robert Witwer is listed with skills including Power Plants, Engineering, Power Generation, Contract Management, Project Management, Supervisory Skills, Microsoft Word, and Microsoft Office.
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