Karl Macmillan
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Karl Macmillan Email & Phone Number

Cloud for High Security Customers at Owl Cyber Defense at Owl Cyber Defense
Location: Silver Spring, Maryland, United States 8 work roles 3 schools
1 work email found @rakkoon.com 2 phones found area 410 and 844 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email k****@rakkoon.com
Direct phone (410) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Cloud for High Security Customers at Owl Cyber Defense
Location
Silver Spring, Maryland, United States
Company size

Who is Karl Macmillan? Overview

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Quick answer

Karl Macmillan is listed as Cloud for High Security Customers at Owl Cyber Defense at Owl Cyber Defense, a company with 106 employees, based in Silver Spring, Maryland, United States. AeroLeads shows a work email signal at rakkoon.com, phone signal with area code 410, 844, and a matched LinkedIn profile for Karl Macmillan.

Karl Macmillan previously worked as Chief Architect at Owl Cyber Defense and Founder and Chief Executive Officer at Big Bad Wolf Security, Llc. Karl Macmillan holds Masters, Computer Music Research from The Johns Hopkins University.

Company email context

Email format at Owl Cyber Defense

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{first}@rakkoon.com
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AeroLeads found 1 current-domain work email signal for Karl Macmillan. Compare company email patterns before reaching out.

Profile bio

About Karl Macmillan

Experienced entrepreneur and technology executive with a focus on computer security and machine learning.I have founded and lead companies with successful exits, served as an executive and technology leader, lead the development of many products, and wrote a wide range of software, including software that has shipped on billions of devices. Throughout my career I have also been active in research, partnering with government research organizations and academia, and have written and spoken extensively.

Listed skills include Selinux, Embedded Software, Development, Information Security, and 36 others.

Current workplace

Karl Macmillan's current company

Company context helps verify the profile and gives searchers a useful next step.

Owl Cyber Defense
Owl Cyber Defense
Cloud for High Security Customers at Owl Cyber Defense
danbury, connecticut, united states
Employees
106
AeroLeads page
8 roles · 23 years

Karl Macmillan work experience

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

Chief Architect

Current

Washington, District Of Columbia, United States

Leading Owl's cloud efforts - if you are have a need for cross domain security (CDS), diodes, or high assurance and the cloud, then we have something to talk about.

Aug 2023 - Present

Founder And Chief Executive Officer

Big Bad Wolf Security, Llc

Washington D.C. Metro Area

Founder and Chief Executive Officer of a computer security consulting and cloud security product company. Built a successful company from founding to successful exit. Developed and brough to commercialization a cloud security product based upon joint government research. Grew a successful computer security software development practice focused on Linux.

Jul 2014 - Jan 2024

Founder And Chief Technology Officer

Rakkoon / Strajillion

Baltimore, Maryland Area

Founder and Chief Technology Officer of a startup focused on parental control for social media. Brought together leading academic research to develop an innovative user interaction model to build trust between parents and kids along with a leading-edge technology approach using network traffic interception and machine learning (custom inappropriate content.

Jun 2014 - Dec 2018

Chief Architect

Washington D.C. Metro Area

Guide strategic opportunities through hands-on technical leadership. Develop key software components. Consult internally and externally on computer security, large data, data analytics, and data visualization. Mentor and help develop the technical staff. This position includes significant software research and development responsibilities in addition to.

Jul 2013 - Jul 2014

Chief Technology Officer

Provide strategic technical guidance for the company, mentor the engineering staff to maintain technical quality, manage internal technology investment, develop strategic technologies, guide key services engagements, engage with customers, academia, and the security community, and support sales and marketing. Oversaw the development of three new security.

Feb 2008 - Jun 2013

Principal Software Engineer

Develop operating system security features and products, provide guidance on computer security internally, and maintain open source projects. Work with the Chief Technology Officer and Director of Security Products on strategic goals, product development and placement, and evaluation of potential acquisitions. Significant Accomplishments:* Hands-on.

Jun 2006 - Feb 2008

Senior Developer

Develop complex software as a part of key services engagements. Lead development teams, mentor staff, and establish technical standards. Present technical accomplishments at relevant conferences. Significant Accomplishments:* Developed a graph-theoretic approach to analyzing how data flows through Linux systems to aid in the security evaluation of systems.

2003 - 2006 ~3 yrs

Senior Developer/Researcher

Lead research and development of projects for document analysis, digital library creation and management, and music information retrieval. Significant Accomplishments:* Designed and developed a state-of-the-art document recognition (OCR) application framework that was awarded funding from the National Science Foundation.* Created an innovative.

Jan 2000 - Jun 2003
Team & coworkers

Colleagues at Owl Cyber Defense

Other employees you can reach at owlcyberdefense.com. View company contacts for 106 employees →

3 education records

Karl Macmillan education

Masters, Music (Trombone Performance)

Peabody Institute Of Johns Hopkins University
FAQ

Frequently asked questions about Karl Macmillan

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

What company does Karl Macmillan work for?

Karl Macmillan works for Owl Cyber Defense.

What is Karl Macmillan's role at Owl Cyber Defense?

Karl Macmillan is listed as Cloud for High Security Customers at Owl Cyber Defense at Owl Cyber Defense.

What is Karl Macmillan's email address?

AeroLeads has found 1 work email signal at @rakkoon.com for Karl Macmillan at Owl Cyber Defense.

What is Karl Macmillan's phone number?

AeroLeads has found 2 phone signal(s) with area code 410, 844 for Karl Macmillan at Owl Cyber Defense.

Where is Karl Macmillan based?

Karl Macmillan is based in Silver Spring, Maryland, United States while working with Owl Cyber Defense.

What companies has Karl Macmillan worked for?

Karl Macmillan has worked for Owl Cyber Defense, Big Bad Wolf Security, Llc, Rakkoon / Strajillion, Sotera Defense Solutions, Inc., and Tresys Technology.

Who are Karl Macmillan's colleagues at Owl Cyber Defense?

Karl Macmillan's colleagues at Owl Cyber Defense include Benjamin Kobin, Jason Karlins, Muhammad Danish Tehseen, Kori Phillips, and Jayarama Krishna.

How can I contact Karl Macmillan?

You can use AeroLeads to view verified contact signals for Karl Macmillan at Owl Cyber Defense, including work email, phone, and LinkedIn data when available.

What schools did Karl Macmillan attend?

Karl Macmillan holds Masters, Computer Music Research from The Johns Hopkins University.

What skills is Karl Macmillan known for?

Karl Macmillan is listed with skills including Selinux, Embedded Software, Development, Information Security, Technical Presentations, Linux, Executive Management, and C.

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