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Brian Sisk Email & Phone Number

CTO | Cleantech Executive | Energy Storage | Product Development | ex-Rivian | ex-A123 at Sepion Technologies
Location: Trabuco Canyon, California, United States 11 work roles 2 schools
1 work email found @rivian.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

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Work email b****@rivian.com
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Current company
Role
CTO | Cleantech Executive | Energy Storage | Product Development | ex-Rivian | ex-A123
Location
Trabuco Canyon, California, United States

Who is Brian Sisk? Overview

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Quick answer

Brian Sisk is listed as CTO | Cleantech Executive | Energy Storage | Product Development | ex-Rivian | ex-A123 at Sepion Technologies, based in Trabuco Canyon, California, United States. AeroLeads shows a work email signal at rivian.com and a matched LinkedIn profile for Brian Sisk.

Brian Sisk previously worked as Chief Technology Officer at Sepion Technologies and Senior Director, Energy Storage Systems at Rivian. Brian Sisk holds Ph.D., Chemistry from Caltech.

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Email format at Sepion Technologies

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{first_initial}{last}@rivian.com
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AeroLeads found 1 current-domain work email signal for Brian Sisk. Compare company email patterns before reaching out.

Profile bio

About Brian Sisk

My passion is Research and Development that can fundamentally impact the world or change people's lives. I have always enjoyed building and leading strong teams of scientists and engineers to tackle today's most challenging problems, such as energy storage, national defense, and artificial intelligence. My focus is identifying new market opportunities for advanced technology - such as new types of batteries, sensors, or algorithms - and developing innovative products to win in those markets.As a Product Development leader, I am responsible for development of Lithium-ion batteries globally for Tier 1 automotive and commercial applications. My goal is to foster the development of high-quality batteries that are powerful, safe, and reliable for people to drive every day in their personal vehicles.

Listed skills include Simulations, Sensors, Engineering, Product Development, and 25 others.

Current workplace

Brian Sisk's current company

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Sepion Technologies
Sepion Technologies
CTO | Cleantech Executive | Energy Storage | Product Development | ex-Rivian | ex-A123
AeroLeads page
11 roles

Brian Sisk work experience

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

Chief Technology Officer

Current

Emeryville, CA, US

CTO at Sepion Technologies, a battery materials company focused on development of innovative polymer and electrolyte technologies to enable lithium batteries - both Li-ion and Li-metal! Sepion's patented polymer technology has interesting properties that permits free travel of lithium ions, but blocks nearly everything else. The polymer also has very.

Apr 2023 - Present

Senior Director, Energy Storage Systems

Irvine, CA, US

Led development of Rivian's electric vehicle batteries. Developed and launched battery systems for Rivian’s award-winning R1T truck, R1S SUV, and Rivian Prime Van for Amazon. Reported to VP, Propulsion Systems.===Launched Rivian’s First Battery * Developed Rivian’s first battery, transforming prototypes into a validated battery for production – mules to.

Jan 2020 - Apr 2023

Vice President, Product Development

Novi, Michigan, US

MISSION: Establish A123 into a market leader for automotive lithium ion batteries by identifying exciting new markets and developing winning products for those markets.CORPORATE PROFILE: Lithium-ion battery manufacturer with $500M annual revenue, approximately 50% CAGR, projecting > $1B annual by 2021. 2700 global employees.RESPONSIBILITY PROFILE: Hired by.

May 2015 - Jan 2020

Director, Design Analysis

Cork, Ireland, IE

POSITION: Lead development of battery management algorithms based on current/voltage sensors, as well as leadership of Electrochemical/Component Modeling, Vehicle/System Modeling, Requirements Analysis, Vehicle Laboratories, and Analytical Laboratories.ACCOMPLISHMENTS:==Built modeling/simulation team from ground up, with focus on multidisciplinary.

Oct 2014 - May 2015

Director, Global Modeling

Cork, Ireland, IE

RESPONSIBILITY: Lead-acid and lithium-ion modeling globally including all modeling, simulation, and controls research, product support, and customer competition programsACCOMPLISHMENTS==Integrated global team of engineers and scientists in the analysis of vehicle energy storage research, linking component analysis, vehicle system analysis, molecular.

Aug 2013 - Oct 2014

Director, Modeling And Controls

Cork, Ireland, IE

POSITION: Director – Modeling and ControlsRESPONSIBILITY: Lead-acid and lithium-ion modeling research, algorithm development, and techno-economic studiesACCOMPLISHMENTS:==Established R&D program for battery management system (BMS) algorithms, including state of health (SOH), state of charge (SOC), and power management.==Served as JCI lead for Department of.

Apr 2013 - Aug 2013

Modeling And Simulation Domain Leader

Cork, Ireland, IE

POSITION: Domain Leader – Modeling (6/2011 – 3/2013)RESPONSIBILITY: Lead modeling research with focus on emerging technologies (5-25 yrs)ACCOMPLISHMENTS:==Led competitive and regulatory analysis of electric powertrain, with focus on segment impact of start-stop, hybrid (HEV), and electric vehicles (EV)==Demonstrated viability of 12V and 48V micro-hybrid.

Jun 2011 - Apr 2013

Staff Scientist - Sensor Signal Processing Group

Arlington, VA, US

*RESPONSIBILITIES: ** Collaborate with with analysts and customers to design innovative, data-driven solutions to aid in mission management and force protection**Invent new algorithms to maximize actionable information collected from a wide array of sensor assets including imagery, metadata, physical measurements, and more **Conceive research and.

Feb 2005 - Jun 2011

Graduate Student

Pasadena, CA, US

Ph.D. in Chemistry. Research focused on the development of broadly responsive chemical vapor sensors and the development of algorithms to process data from arrays of these sensors.*ACCOMPLISHMENTS: **Designed and fabricated portable, handheld “electronic nose” chemical vapor detection systems based on miniaturized electronics and small flow chambers.

Sep 2000 - Dec 2004

Graduate Researcher

Cleveland, OH, US

Developed thermoset polymer compositions for possible use in NASA's relaunchable vehicles (RLV) program

Jun 1999 - Aug 2000

Undergraduate/Graduate Student

Bowling Green, KY, US

Used thermal and mechanical analysis techniques to evaluate a variety of different materials: organic, inorganic, polymeric etc. Specialized in high-temperature thermosets such as bismaleimides and cyanate esters. Evaluated blends of these materials for possible use in NASA's Relaunchable Vehicles program. Performed failure analysis for a variety of.

Aug 1995 - Aug 2000
2 education records

Brian Sisk education

Ph.D., Chemistry

Caltech

Bs, Ms, Chemistry

Western Kentucky University
FAQ

Frequently asked questions about Brian Sisk

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

What company does Brian Sisk work for?

Brian Sisk works for Sepion Technologies.

What is Brian Sisk's role at Sepion Technologies?

Brian Sisk is listed as CTO | Cleantech Executive | Energy Storage | Product Development | ex-Rivian | ex-A123 at Sepion Technologies.

What is Brian Sisk's email address?

AeroLeads has found 1 work email signal at @rivian.com for Brian Sisk at Sepion Technologies.

Where is Brian Sisk based?

Brian Sisk is based in Trabuco Canyon, California, United States while working with Sepion Technologies.

What companies has Brian Sisk worked for?

Brian Sisk has worked for Sepion Technologies, Rivian, A123 Systems, Johnson Controls, and Raytheon.

How can I contact Brian Sisk?

You can use AeroLeads to view verified contact signals for Brian Sisk at Sepion Technologies, including work email, phone, and LinkedIn data when available.

What schools did Brian Sisk attend?

Brian Sisk holds Ph.D., Chemistry from Caltech.

What skills is Brian Sisk known for?

Brian Sisk is listed with skills including Simulations, Sensors, Engineering, Product Development, R&D, Leadership, Design Of Experiments, and Matlab.

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