Associate
Current
Jun 2024 - Present
AeroLeads people directory · profile
John Koerner Email & Phone Number
Associate
at
Citadel
LinkedIn matched
✓ Verified Jul 2026
3 data sources
Profile completeness 86%
Who is John Koerner? Overview
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Quick answer
John Koerner is listed as Associate at Citadel, a with 3117 employees, based in New York, United States. AeroLeads shows a matched LinkedIn profile for John Koerner.
John Koerner previously worked as Senior Energy Analyst at Ascend Analytics and Energy Analyst at Ascend Analytics. John Koerner holds Master Of Science - Ms, Applied Mathematics from Columbia University.
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Citadel
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Profile bio
About John Koerner
John Koerner is a Associate at Citadel.
Current workplace
John Koerner's current company
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Citadel
9 roles
John Koerner work experience
A career timeline built from the work history available for this profile.
Senior Energy Analyst
Became the lead analyst for the SmartBidder team in April 2023. Switched to a part-time basis to pursue an M.S. at Columbia University in September 2023.
Apr 2023 - Apr 2024
Energy Analyst
Helped build, sell, and implement Ascend’s SmartBidder bid optimization software, trading energy for customers’ storage and renewable assets. Suggested and added new trading techniques to energy portfolios.Met regularly with 20 clients‒including private equity funds, asset management companies, utilities, and energy developers‒to help design trading strategies around customer’s preferred risk tolerance and review performance. Demoed SmartBidder in sales meetings, conferences, portfolio sales, and client training.Planned trading strategies and operated more than 1 GW of live energy projects across ERCOT, CAISO, and PJM, including the largest energy storage facility in Texas, and advised 7 GW of projects.Hired, interviewed, and trained new team members on energy trading, markets, optimization, and forecasting.
Jul 2022 - Mar 2023
Energy Analyst
Interned through summer 2021. Worked on Battery Val Team, where I produced valuations for clients, developed part of our valuation process in Python, and supported on other projects.
May 2021 - Aug 2021
External Consultant
Worked with spectrum auction data. Managed spreadsheets and presented data with R and Excel.
Jul 2020 - Oct 2020
Undergraduate Student Researcher
Continued research on an options pricing model with memory.
May 2020 - Jul 2020
Economics Tutor
Apr 2019 - May 2020
Mathematics Tutor
Apr 2019 - May 2020
Undergraduate Student Researcher
Participated in two research projects, one full time and one part time. One project investigated the game theory and combinatorics behind a board game. The other compared an options pricing model with memory to the Black Scholes model.
May 2019 - Aug 2019
Team & coworkers
Colleagues at Citadel
Other employees you can reach at citadel.com. View company contacts for 3117 employees →
HH
Hi Hi
Colleague at CitadelMountain View, California, United States
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BH
Bradley Housier
Colleague at CitadelCorvallis, Oregon, United States
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VO
Valeria Opre
Colleague at CitadelLondon Area, United Kingdom
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MJ
Mohit Jauhri
Colleague at CitadelMonmouth Junction, New Jersey, United States
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SB
Stephanie Berrones
Colleague at CitadelEsbon, Kansas, United States
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MK
Mary Kay Starzynski
Colleague at CitadelGreater Chicago Area, United States
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AK
Andrew Kicinski, Cpa
Colleague at CitadelGreater Chicago Area, United States
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李
李金辉
Colleague at CitadelGuangzhou, Guangdong, China
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EN
Elena Nicolaou
Colleague at CitadelCyprus
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NS
Nathaniel Seror
Colleague at CitadelLondon, England, United Kingdom
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Hi Hi
Colleague at CitadelMountain View, California, United States
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BH
Bradley Housier
Colleague at CitadelCorvallis, Oregon, United States
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VO
Valeria Opre
Colleague at CitadelLondon Area, United Kingdom
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MJ
Mohit Jauhri
Colleague at CitadelMonmouth Junction, New Jersey, United States
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SB
Stephanie Berrones
Colleague at CitadelEsbon, Kansas, United States
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MK
Mary Kay Starzynski
Colleague at CitadelGreater Chicago Area, United States
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AK
Andrew Kicinski, Cpa
Colleague at CitadelGreater Chicago Area, United States
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李
李金辉
Colleague at CitadelGuangzhou, Guangdong, China
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EN
Elena Nicolaou
Colleague at CitadelCyprus
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NS
Nathaniel Seror
Colleague at CitadelLondon, England, United Kingdom
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3 education records
John Koerner education
Master Of Science - Ms, Applied Mathematics
Bachelor Of Science - Bs, Applied Mathematics
Bachelor Of Arts - Ba, Magna Cum Laude, Mathematical Economics
FAQ
Frequently asked questions about John Koerner
Quick answers generated from the profile data available on this page.
What company does John Koerner work for?
John Koerner works for Citadel.
What is John Koerner's role at Citadel?
John Koerner is listed as Associate at Citadel.
Where is John Koerner based?
John Koerner is based in New York, United States while working with Citadel.
What companies has John Koerner worked for?
John Koerner has worked for Citadel, Ascend Analytics, Alpina Capital, Llc, and Colorado College.
Who are John Koerner's colleagues at Citadel?
John Koerner's colleagues at Citadel include Hi Hi, Bradley Housier, Valeria Opre, Mohit Jauhri, and Stephanie Berrones.
How can I contact John Koerner?
You can use AeroLeads to view verified contact signals for John Koerner at Citadel, including work email, phone, and LinkedIn data when available.
What schools did John Koerner attend?
John Koerner holds Master Of Science - Ms, Applied Mathematics from Columbia University.
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