Sean Mason
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Sean Mason Email & Phone Number

Managing Director - Cyber Defense at United Airlines at United Airlines
Location: Orlando, Florida, United States 9 work roles 2 schools
1 work email found @united.com 2 phones found area 321 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email s****@united.com
Direct phone (321) ***-****
LinkedIn Profile matched
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Current company
Role
Managing Director - Cyber Defense at United Airlines
Location
Orlando, Florida, United States

Who is Sean Mason? Overview

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Sean Mason is listed as Managing Director - Cyber Defense at United Airlines at United Airlines, based in Orlando, Florida, United States. AeroLeads shows a work email signal at united.com, phone signal with area code 321, and a matched LinkedIn profile for Sean Mason.

Sean Mason previously worked as Managing Director - Cyber Defense at United Airlines and Strategic Board of Advisors at Crowdstrike. Sean Mason holds Master'S, Business Administration from Webster University.

Company email context

Email format at United Airlines

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smason@united.com
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AeroLeads found 1 current-domain work email signal for Sean Mason. Compare company email patterns before reaching out.

Profile bio

About Sean Mason

Cybersecurity leader with extensive experience in some of the largest and most complex organizations in the world. I have had the honor and privilege to build and lead some of the world’s greatest security teams, as both a practitioner and a vendor. An accomplished speaker at RSA, Splunk .conf/.conf+, Cisco Live, RH-ISAC, A-ISAC, BSides, and numerous other conferences and venues to include keynoting security events like Splunk .conf. Have also been featured or quoted in television, radio, podcasts, and numerous publications to include the Wall Street Journal, Dark Reading, SC Magazine, Network World, CIO.com, and more. Two time recipient of a CSO50 Award.I am open to advisory and board of director positions.Certifications Active: CISSP-ISSMPCertifications Expired/Non-Renewed: CISM, CISA, PMP, CCFP, CSSLP

Listed skills include Security, Information Security, Cissp, Computer Security, and 40 others.

Current workplace

Sean Mason's current company

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United Airlines
United Airlines
Managing Director - Cyber Defense at United Airlines
AeroLeads page
9 roles

Sean Mason work experience

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

Managing Director - Cyber Defense

Current

Chicago, Il, Us

Reporting directly to our VP & Chief Information Security Officer (CISO), responsible for the defense of one of the most storied critical infrastructure organizations in America by leading numerous functions that protect the confidentiality, integrity, and availability of our network and operations, customers, employees, and partners. Partnering across numerous business organizations such as Digital Technology, Legal, HR, Finance/Treasury, Investor Relations, Physical Security, and more.Key functions within my direct organization include:* Incident Response (IR)* Security Operations Center (SOC)* Cyber Threat Intelligence* Red Team & Vulnerability Disclosure Program* Visibility & Logging* Detection Engineering* Platform Engineering* Insider Threat* Executive Protection, and more...Technology oversight includes CrowdStrike, Splunk, Proofpoint, Akamai, Corelight, Anomali, DTEX, and more.While direct responsibility is for the day to day defense of the airline, responsibilities are numerous and range across the cybersecurity portfolio and extend across the broader enterprise as appropriate.* Board of Directors preparation* Enterprise Risk Management* Business Continuity & Disaster Recovery* Cyber Insurance* Regulatory and reporting changes (SEC, TSA, CISA, PCI, etc...)* Security policy development and enforcement* Third party / partner securityAdditional responsibilities include leading United’s IT & Cyber mentoring program and serving as the Cyber representative for our early career development programs.I also serve on the Executive Advisory Boards for CrowdStrike, Expel, and Corelight.My organization has been honored with the following:2023 A-ISAC Top Information Sharing Award2023 CSO50 Award for our Cyber Resiliency: Prepping the Business for IR2022 CSO50 Award for our Security Visibility Transformation2022 RH-ISAC 'Fast Starter' Award for contributions to the community

Sep 2020 - Present

Strategic Board Of Advisors

Current

Remote, Us

Sep 2022 - Present

Executive Advisory Board

Current

Herndon, Virginia, Us

May 2022 - Present

Board Of Advisors

Current

San Francisco, Ca, Us

May 2024 - Present

Founder, General Manager & Director, Cisco Talos Incident Response (Ctir)

San Jose, Ca, Us

Built Cisco's Incident Response Business and organization from the ground up. In a short couple of years- in a very crowded field- it had been recognized as a market leading business with triple digit YOY growth, and an ARR of $50MM+. One of our main competitors was acquired by Palo Alto Networks for $250MM.Responsibilities included business strategy, P&L ownership, mentoring, management, delivery oversight, methodology development, marketing, sales enablement, product management, analyst relations, media and press work, evangelism, and much more. Our team assisted customers with both Incident Response to active intrusions and attacks, as well as partnering with customers in numerous other areas related to Intel, Detection, and Response. Proactive services included Threat Hunting, Compromise Assessments, Table Top Exercises, Cyber Range Training, Purple Teaming, Incident Response Plans or Playbooks, and more.I was honored as a Cisco Distinguished Speaker during my tenure.

Jun 2015 - Sep 2020

Director, Incident Response

Ge

Boston, Ma, Us

Reporting directly to the VP & IT Risk Officer (CISO), I was responsible for leading one of the largest security organizations at GE and was tasked with the global governance of detecting and responding to network intrusions across all of GE’s businesses (e.g. Capital, Oil & Gas, Energy Management, Power & Water, Aviation, Healthcare, etc…). I also led the development, design, and build out of GE’s world class 24x7 Security Operations Center (SOC).I was honored with the GE Opinion Survey award for Leadership in 2012- voted as one of the top 200 leaders across all of GE by my team members.

Feb 2011 - Feb 2014

Information Security Leader

Melbourne, Florida, Us

As the right-hand to our CISO, worked alongside the CIO & CISO to build the cybersecurity organization from the ground up, in response to nation-state APT threats. Developed a strategy and roadmap to enhance the holistic security posture for the organization. Managed the team tasked with the day-to-day operations of Incident Response, Forensics, Penetration Testing, Vulnerability Assessments, Security Information & Event Monitoring (SIEM), Data Loss Prevention (DLP), Web Application Firewalls (WAF) and Policy & Compliance (SOX, HIPAA). Represented Harris in the Defense Industrial Base (DIB) Cybersecurity program.

Mar 2008 - Feb 2011

Various Leadership Roles

St. Louis, Missouri, Us

Senior IT Auditor: (2006 – 2008)Manager, Software Engineering – Marketing Programs: (2004 – 2006)Senior Software Engineer - Supply Chain: (2001 – 2004)

Mar 2001 - Mar 2008
2 education records

Sean Mason education

Master'S, Business Administration

Webster University

Bachelor'S Degree, Management Information Systems

Mckendree University
FAQ

Frequently asked questions about Sean Mason

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

What company does Sean Mason work for?

Sean Mason works for United Airlines.

What is Sean Mason's role at United Airlines?

Sean Mason is listed as Managing Director - Cyber Defense at United Airlines at United Airlines.

What is Sean Mason's email address?

AeroLeads has found 1 work email signal at @united.com for Sean Mason at United Airlines.

What is Sean Mason's phone number?

AeroLeads has found 2 phone signal(s) with area code 321 for Sean Mason at United Airlines.

Where is Sean Mason based?

Sean Mason is based in Orlando, Florida, United States while working with United Airlines.

What companies has Sean Mason worked for?

Sean Mason has worked for United Airlines, Crowdstrike, Expel, Corelight, and Cisco.

How can I contact Sean Mason?

You can use AeroLeads to view verified contact signals for Sean Mason at United Airlines, including work email, phone, and LinkedIn data when available.

What schools did Sean Mason attend?

Sean Mason holds Master'S, Business Administration from Webster University.

What skills is Sean Mason known for?

Sean Mason is listed with skills including Security, Information Security, Cissp, Computer Security, Incident Response, Network Security, Vulnerability Assessment, and Information Technology.

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