Open To Work
Mark Spivey
Waller,TX
Summary
IT Security Director with extensive experience in strengthening cybersecurity systems and policies. Expert in incident response and risk management, promoting cross-team collaboration. Skilled at implementing advanced security controls to improve compliance and resilience. Strong communicator focused on strategic defense initiatives and continuous improvement.
Overview
25
25
years of professional experience
1
1
Certification
Work History
Director, IT Security
Daikin Comfort
Waller, TX
01.2020 - Current
- Directed a transformative security strategy overhaul, strengthening defenses across enterprise and OT environments.
- Managed a team of security professionals, fostering a culture of continuous improvement and collaboration with IT, legal, and business leaders. Implemented advanced security controls and formalized governance processes to enhance compliance posture.
- Directed major incident response efforts and tabletop exercises, boosting organizational resilience and executive awareness.
- Conducted in-depth security assessments, developing prioritized remediation strategies to address critical vulnerabilities.
- Led all IT Security efforts for mergers and acquisitions
IT Security Consultant
Goodman Manufacturing
Waller, TX
01.2019 - 01.2020
- Conducted in-depth security assessments, identified critical vulnerabilities, and developed prioritized remediation and defense strategies.
- Contributed to security policy development and governance improvements that set higher standards for corporate security practice.
Senior Security Compliance Engineer
Cisco
Spring, TX
01.2017 - 01.2019
- Enhanced security frameworks and controls supporting major compliance initiatives, including FedRAMP, and other international standards.
- Standardized cybersecurity practices across multiple regions, improving consistency, visibility, and control effectiveness.
- Via BroadSoft Acquisition
Senior IT Enterprise Security Analyst
Harris County
Houston, TX
01.2015 - 01.2017
- Performed comprehensive security assessments and audits, driving remediation plans to mitigate risk and improve compliance.
- Worked closely with law enforcement and the Computer Security Incident Response Team (CSIRT) to refine incident response procedures and respond to emerging threats.
Senior Security Engineer / Interim CSIRT Manager
ADT LLC
Jacksonville, FL
01.2012 - 01.2015
- Served as acting CSIRT manager, coordinating responses to cyber incidents and improving processes and tooling.
- Implemented and managed IDS/IPS and other security technologies, strengthening detection and response capabilities.
- Helped maintain system integrity and security posture during the ADT-Tyco separation with no major security disruptions.
Education
A.A.S. -
Texas State Technical College
Waco, TX01.1994
Skills
- Team Leadership
- Strategic Planning
- Security Framework Development
- Advanced Security Controls
- Cross-Functional Collaboration
- Cybersecurity Strategy & Governance
- Enterprise Risk Management
- Security Architecture & Engineering
- Incident Response & Crisis Management
- Regulatory Compliance
- Vendor & Budget Management
- Executive Communication
- Security Awareness & Training
- M&A / Organizational Change Support
- Risk Assessment
- Vulnerability Management
- Data Protection and Privacy
Certification
Certified Information Systems Security Professional (CISSP), 01/01/03
Publications
Practical Hacking Techniques and Countermeasures, Published author, 11/01/06
Affiliations
- Infragard
Languages
English
Native language
Interests
Woodworking
IT Security R&D
Photography
Work Preference
Work Type
Full TimeLocation Preference
On-SiteRemoteHybridTimeline
Director, IT Security
Daikin Comfort
01.2020 - Current
IT Security Consultant
Goodman Manufacturing
01.2019 - 01.2020
Senior Security Compliance Engineer
Cisco
01.2017 - 01.2019
Senior IT Enterprise Security Analyst
Harris County
01.2015 - 01.2017
Senior Security Engineer / Interim CSIRT Manager
ADT LLC
01.2012 - 01.2015
A.A.S. -
Texas State Technical College