Jonathan Reitnauer
Downingtown,PA
Summary
With a robust background at Vanguard, I spearheaded the evolution of security practices, notably through the creation of a SIEM Team and a SOAR solution, enhancing threat detection and incident response efficiency. My leadership expanded teams and fostered a culture of problem-solving and effective communication, embodying a proactive approach to cybersecurity challenges.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Senior Security Manager
Vangurd
05.2022 - Current
- Enhanced overall security by implementing comprehensive security monitoring and automation solutions.
- Grew a team of 3 into 3 separate teams totally 23 crew providing critical security capabilities to IT and Security Operations.
- Supported IT and Business transformations ensuring security controls are implemented throughout the entire process, escalating and resolving risks before becoming security incidents.
- Actively participated in cross-functional meetings to provide expert guidance on information security matters during project development phases.
Information Security Manager
Vanguard
05.2018 - 06.2022
- Evolved Vanguard's security monitoring program through the formation of a Security Information and Event Management (SIEM) Team, implementing over 400 threat detection policies from 2018 to 2024.
- Transformed Incident Response procedures through the implementation of a Security Orchestration and Automation Response (SOAR) solution, saving 4,000 hours of incident response time per year.
- Partnered with key stake holders, identifying risks and developing solutions to remediate and enable the business.
Incident Management Team Lead
Vanguard
07.2014 - 05.2018
- Responsible for managing day to day operations for the Incident Management Team in the Cyber Security Operations Center (CSOC).
- Responsible for leading cross-team projects and initiatives.
- Responsible for identifying new threats to Vanguard and working the issue to RCA and remediation.
- Responsible for providing clients and internal departments overviews of the CSOC.
- Coached and up skilled team members in cyber security, procedures and tools and techniques necessary to complete job tasks.
Information Security Analyst
Vanguard
01.2014 - 05.2014
- Responsible for triage and response to security incidents and working the security incident until RCA has been identified.
- Responsible for identifying, investigating and mitigating cyber security attacks.
- Responsible for providing guidance and leadership to Vanguard IT departments when dealing with cyber security attacks.
- Responsible for working with other teams inside the Cyber Security Operations Center to test and implement detection and remediation strategies.
Web Support Analyst
Vanguard
06.2007 - 01.2014
- Responsible for assisting clients in resolving technical issues related to Vanguard's external website.
- Responsible for identifying new issues that may impact a clients ability to transact on Vanguard.com
- Responsible for collaborating with IT to reduce and resolve website defects.
- Managed a browser lab of over 100 computers to test and duplicate client interactions on vanguard.com.
- Responsible for developing, and maintaining process and procedures for internal associates to resolve client issues.
Education
Associates in Information Technology - Information Security
University of Phoenix
Phoenix, AZ06.2018
Skills
- SIEM management
- SOAR management
- Threat Intelligence
- Incident Response
- Security Architecture
- Network Security
- Web Security
- Security Strategy
- Problem-solving abilities
- Team Collaboration
- Effective Communication
Certification
CISSP
Timeline
Senior Security Manager
Vangurd
05.2022 - Current
Information Security Manager
Vanguard
05.2018 - 06.2022
Incident Management Team Lead
Vanguard
07.2014 - 05.2018
Information Security Analyst
Vanguard
01.2014 - 05.2014
Web Support Analyst
Vanguard
06.2007 - 01.2014
Associates in Information Technology - Information Security
University of Phoenix