Alphonso Lewis
@alphonsolewis
Cybersecurity professional with expertise in security operations and cloud protection.
What I'm looking for
I am a cybersecurity professional with over 10 years of IT experience, currently transitioning into security operations. My expertise lies in Microsoft Defender deployment, Azure security controls, and SIEM monitoring using Datadog. I have a proven track record in vulnerability management, having successfully automated patching processes through PowerShell scripting, which significantly reduced remediation times.
In my current role as a Security Analyst at FBC Mortgage, I monitor and investigate over 50 security alerts weekly, successfully reducing threat response times by 30%. I have deployed Microsoft Defender for Endpoint across more than 1,500 devices, leading to a 40% reduction in malware incidents. My commitment to enhancing security awareness among staff has also been a key focus, ensuring that everyone is equipped to identify and respond to potential threats.
Experience
Work history, roles, and key accomplishments
Security Analyst
FBC Mortgage
Oct 2015 - Present (9 years 8 months)
Monitored and investigated over 50 weekly security alerts in Datadog SIEM, reducing threat response time by 30%. Developed custom Datadog dashboards to correlate Defender ATP alerts with Azure AD sign-in logs.
Tier 2 Desktop Support
Fairwinds Credit Union
Nov 2013 - Jul 2015 (1 year 8 months)
Prevented a network virus outbreak by identifying and containing the threat before it reached over 1,500 computers. Executed enterprise-wide Windows patching for over 600 systems within a 48-hour timeframe.
Desktop/Network Analyst
Lockheed Martin
Nov 2011 - Sep 2013 (1 year 10 months)
Provided Windows 7 support to over 5,000 employees with a 95% first-call resolution rate. Secured sensitive data on air-gapped networks with zero compliance violations.
Technical Support Rep
TEKsystems at Sungard Higher Education
May 2011 - Sep 2011 (4 months)
Supported over 50 universities with Windows XP/2000 network and OS issues via remote tools. Handled over 100 daily support requests from faculty, staff, and students worldwide.
IT Support Technician
TEKsystems at DaVita Dialysis
Mar 2010 - Mar 2011 (1 year)
Migrated over 150 medical servers and PCs using LanDesk during off-peak hours. Trained over 50 clinical staff on HP Thin Client operations via remote sessions.
Technical Support Rep
TEKsystems at BrightHouse Networks
Jun 2008 - Dec 2008 (6 months)
Diagnosed internet and digital phone service issues, dispatching field technicians as needed. Provided technical support for telecommunications services.
Helpdesk Support
TEKsystems/Dendrite
May 2006 - Feb 2008 (1 year 9 months)
Resolved over 90 daily tickets for pharmaceutical representatives, addressing issues related to Lotus Notes and Windows XP/2000. Provided comprehensive helpdesk support.
Communications Systems Apprentice
U.S. Air Force
Jan 2002 - Apr 2006 (4 years 3 months)
Managed Active Directory for over 1,500 users at Misawa AFB, Japan. Administered Windows 2000 Server backups and security programs.
Education
Degrees, certifications, and relevant coursework
New Horizons Computer Education Center
Diploma, Computer Education
Completed a diploma program focusing on computer education. Gained foundational knowledge in various computer-related subjects.
Keesler Air Force Base
Certificate, IT Systems Operations
Underwent training in IT Systems Operations. Acquired skills in managing and maintaining information technology systems relevant to military communications.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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