Brett Lischalk in

Brett Lischalk

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Senior Application Security Engineer at Rula
📍 Greater Chicago Area, United States

Professional overview including current role context, leadership scope, domain focus, and career trajectory to help you understand background relevance before outreach.

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Experience
18 Years
Current Role
Senior Application Security Engineer
Job Level
Mid-senior
Location
Greater Chicago Area, United States
Personality Overview

How Brett shows up

Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Brett cares about

Strategic Priorities
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Career

Work history

12-2025
Senior Application Security Engineer
Rula
8-2021 - 12-2025
Manager of Application Security
COFENSE
8-2018 - 8-2021
Application Security Engineer III
COFENSE
10-2017 - 8-2018
Application Security Engineer
Guaranteed Rate
10-2016 - 10-2017
Manager of Security and Compliance
OpinionLab, A Verint Company
In the press

Media appearances

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Education
2016 - 2017
Offensive Security Certified Expert (OSCE)
Offensive Security
2015 - 2016
Offensive Security Certified Professional (OSCP)
Offensive Security
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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