Resume

Download my Resume (PDF)

Matthew D. Postinger
[email protected]

Experience

INCIDENT RESPONSE MANAGER: TRINITY HEALTH, LIVONIA, MI
FEB 2018 – PRESENT

SENIOR NETWORK SECURITY ANALYST: TRINITY HEALTH, LIVONIA, MI
MAY 2016 – FEB 2018
Incident Response Analyst for a nationwide healthcare organization. SME responding to alerts and major incidents. I provide detailed reports and timelines of incidents to leadership. I have helped implement UBA and endpoint analytics. I have formed great relationships with leadership, Security Engineering, Messaging and other local tech teams. Key resource in security tabletop exercises and real world investigations.
– IBM Qradar SIEM
– Fireeye NX, EX
– Exabeam
– CrowdStrike Falcon
– Host-based forensic analysis with FTK and EnCase

SENIOR SYSTEMS ADMINISTRATOR: TOWER INTERNATIONAL, LIVONIA, MI
NOV 2012 – APR 2016

Windows Server administrator, focused on security. At Tower I was the primary SME for many systems including identity management, domain services, and messaging. Tower gave me the opportunity to mentor junior admins and to be promoted eventually to a senior systems administrator.  I brought attention and focus to information security, eventually becoming a founding member of a small security group. I helped champion security awareness, SANS top 20 critical controls, phishing simulations, and application security review.
– Windows Server Management (Windows Server 2012 R2, 2008 R2, 2003) I was the primary support for the operating system on over 400 Windows Servers throughout 30+ physical sites.
– Active Directory (Multi-domain), I was a key resource on a successful functional level upgrade.
– Powershell Scripting
– VMWare ESXi 5.x (Multiple sites, Site Recovery Manager)
– Internet content filtering squid Proxy (Symantec .Cloud)
– Enterprise Patch Management (WSUS 400+ Windows servers, 3000+ Win XP and Win 7 clients)
– System Monitoring and Alerting (SolarWinds Orion, PRTG)
– CyberArk Privileged Identity Management
– Enterprise incident response, assembled security metrics (SEP, encryption status, malware prevented)

SYSTEMS ADMINISTRATOR: STARDOCK CORPORATION, PLYMOUTH, MI
APR 2012 – NOV 2012
Stardock was a small software developer of about 60 colleagues, where I was the in-house Sysadmin.
-Windows/Linux Server/Active Directory Administration
– Installed/maintained virtual and physical servers hardware and SAN
– Maintained Cisco ASA & PIX firewalls
– Managed source code repositories & distributed compiling application IncrediBuild
– System Monitoring (PRTG, NAGIOS)

GEEK SQUAD SUPERVISOR: BEST BUY, ANN ARBOR, MI
AUG 2005 – APR 2012
I worked for Best Buy full time while attending college. I started as an in store computer repair tech eventually leaving the company as the Geek Squad supervisor in Michigan’s largest Best Buy store. Best Buy gave me great opportunities to interact in a public facing capacity while guiding a team to achieve company goals. My Geek Squad was a top performer in repair time, budget and process.
– Managed schedule, budget, and processes
– Supervised team of 16
– Trained technicians on PC repair skills
– Onsite small business/customer network support (installed WAPS/switches/routers)
– Small business server support and troubleshooting (Windows Server)
– Configured data backup solutions for small businesses

 

Education

Eastern Michigan University, Ypsilanti, MI                                     
Bachelors of Science – DEC 2011
Information Assurance
– Cybercrime/Cyber Investigations
– Computer Forensics (Access Data FTK)
– Penetration testing/metasploit
– Network Security
– Windows Server Administration
– Risk assessment/vulnerability analysis of instructional facility on campus. Reporting of physical, information security issues of the facility(included disaster and continuity planning.)

Henry Ford Community College, Dearborn, MI
2006
Computer Information Systems
– Unix Shell Scripting
– Visual Basic, Java and C++ Programming
– CCNA courses

 

Taylor Career & Technical Center, Taylor, MI
2005
Computer Information Systems (vocational while in high school)
– Novell Certified Network Administrator (2004)
– Visual Basic, Java and C++ Programming
– Certified Internet Webmaster (2004)
– Trained Taylor School District faculty on new student data system
– Designed and managed John F. Kennedy HS website

Certifications/Training
– SANS FOR508
– CrowdStrike Falcon 102
– Access Data Certified Examiner (ACE)
– Certified Internet Webmaster Associate
– CyberArk University