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Bill O'Brien Email & Phone Number
Sr. Project Manager
at
Siemens
2 work emails found
@pjm.com
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Sr. Project Manager
Location
Philadelphia, Pennsylvania, United States
Company size
Who is Bill O'Brien? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Bill O'Brien is listed as Sr. Project Manager at Siemens, a company with 242842 employees, based in Philadelphia, Pennsylvania, United States. AeroLeads shows a work email signal at pjm.com and a matched LinkedIn profile for Bill O'Brien.
Bill O'Brien previously worked as Program Manager and Senior Analyst at Pjm Interconnection and Senior Analyst, EMS Support at Pjm Interconnection. Bill O'Brien holds Bachelor Of Science, Informatics from Drexel University.
Company email context
Email format at Siemens
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*@pjm.com
71% confidence
AeroLeads found 2 current-domain work email signals for Bill O'Brien. Compare company email patterns before reaching out.
Profile bio
About Bill O'Brien
Bill O'Brien is a Sr. Project Manager at Siemens. He possess expertise in energy management, microsoft office, project management, data analysis, business process improvement.
Listed skills include Energy Management, Microsoft Office, Project Management, Data Analysis, and 1 others.
Current workplace
Bill O'Brien's current company
Company context helps verify the profile and gives searchers a useful next step.
Siemens
9 roles
Bill O'Brien work experience
A career timeline built from the work history available for this profile.
Program Manager And Senior Analyst
Senior Analyst, Ems Support
CurrentProject Manager - Automatic Generation Control for PJM's Energy Management System Upgrade Project. AGC is responsible for the monitoring and control of 1,300+ generators within the Eastern Interconnection.
Jan 2020 - Present
Analyst, Outage Analysis Technologies
Conduct security analysis to assess the impact of transmission outages on the Bulk Electric System.
Apr 2017 - Jan 2020
Ems Contractor, Real-Time Data Management
Pjm Interconnection (Yoh Services)
Worked with Transmission and Generation Owners to test and implement new Inter-Control Center Communications Protocol (ICCP) points to improve the accuracy of the Energy Management System (EMS).
Sep 2015 - Apr 2017
Intern, Real-Time Data Management
Worked with Transmission Owners to develop and maintain PJM's Eastern Interconnection model.
Apr 2015 - Sep 2015
Intern, Markets Applications
Front-End Developer for the financial application eCredit.
Apr 2014 - Sep 2014
Intern, Critical Infrastructure Protection (Cip) Compliance
Worked with Subject Matter Experts to compile evidence to support the triennial North American Electric Reliability Corporation (NERC) audit.
Apr 2013 - Sep 2013
Intern, Calibration Lab
Developed Value Stream Maps to better document the processes for tracking and calibrating lab equipment.
Jun 2011 - Sep 2011
Team & coworkers
Colleagues at Siemens
Other employees you can reach at siemens.com. View company contacts for 242842 employees →
JR
Jared Ray
Colleague at Siemens
Roanoke, Virginia, United States, United States
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KH
Kim Honkaniemi
Colleague at Siemens
Espoo, Uusimaa, Finland, Finland
View →
AF
Alain Fournier
Colleague at Siemens
Greater Grenoble Metropolitan Area, France
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PR
Prathiksha Raghavendran
Colleague at Siemens
Maharashtra, India, India
View →
SB
Seda Bilgin
Colleague at Siemens
Türkiye, Turkey
View →
DK
Dhanasekhar Koneru
Colleague at Siemens
Bengaluru, Karnataka, India, India
View →
NK
Ninad Khule
Colleague at Siemens
Mumbai, Maharashtra, India, India
View →
GD
Giulia Dameno
Colleague at Siemens
Milan, Lombardy, Italy, Italy
View →
LP
Larry Pope
Colleague at Siemens
Canada, Canada
View →
EH
Echo He
Colleague at Siemens
Jiading District, Shanghai, China, China
View →
Jared Ray
Colleague at Siemens
Roanoke, Virginia, United States, United States
View →
KH
Kim Honkaniemi
Colleague at Siemens
Espoo, Uusimaa, Finland, Finland
View →
AF
Alain Fournier
Colleague at Siemens
Greater Grenoble Metropolitan Area, France
View →
PR
Prathiksha Raghavendran
Colleague at Siemens
Maharashtra, India, India
View →
SB
Seda Bilgin
Colleague at Siemens
Türkiye, Turkey
View →
DK
Dhanasekhar Koneru
Colleague at Siemens
Bengaluru, Karnataka, India, India
View →
NK
Ninad Khule
Colleague at Siemens
Mumbai, Maharashtra, India, India
View →
GD
Giulia Dameno
Colleague at Siemens
Milan, Lombardy, Italy, Italy
View →
LP
Larry Pope
Colleague at Siemens
Canada, Canada
View →
EH
Echo He
Colleague at Siemens
Jiading District, Shanghai, China, China
View →
1 education record
Bill O'Brien education
FAQ
Frequently asked questions about Bill O'Brien
Quick answers generated from the profile data available on this page.
What company does Bill O'Brien work for?
Bill O'Brien works for Siemens.
What is Bill O'Brien's role at Siemens?
Bill O'Brien is listed as Sr. Project Manager at Siemens.
What is Bill O'Brien's email address?
AeroLeads has found 2 work email signals at @pjm.com for Bill O'Brien at Siemens.
Where is Bill O'Brien based?
Bill O'Brien is based in Philadelphia, Pennsylvania, United States while working with Siemens.
What companies has Bill O'Brien worked for?
Bill O'Brien has worked for Siemens, Pjm Interconnection, Pjm Interconnection (Yoh Services), and Aai Corporation.
Who are Bill O'Brien's colleagues at Siemens?
Bill O'Brien's colleagues at Siemens include Jared Ray, Kim Honkaniemi, Alain Fournier, Prathiksha Raghavendran, and Seda Bilgin.
How can I contact Bill O'Brien?
You can use AeroLeads to view verified contact signals for Bill O'Brien at Siemens, including work email, phone, and LinkedIn data when available.
What schools did Bill O'Brien attend?
Bill O'Brien holds Bachelor Of Science, Informatics from Drexel University.
What skills is Bill O'Brien known for?
Bill O'Brien is listed with skills including Energy Management, Microsoft Office, Project Management, Data Analysis, and Business Process Improvement.
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