Summary
Overview
Work History
Education
Skills
Accomplishments
Certification
Timeline
GeneralManager

MICHAEL JOHNSON

Systems Administrator
Baltimore,MD

Summary

Driven Systems Administrator with 15 years of experience in software implementation and maintenance. Proven history of managing complex infrastructures and data center operations. Expert in solutions-oriented business application problem-solving and dedicated to providing best-in-class service. Skilled at troubleshooting, communication and collaboration.

Overview

20
20
years of professional experience
6
6

Certifications

Work History

Cybersecurity Analyst

Leidos
Reston, VA
09.2021 - Current

Worked within esteemed company research and development department specializing in Zero Trust architecture

  • Fulfilled key role in researching third party vendors specializing in developing technologies built on Zero Trust architecture, collaborating with vendors, setting up their product within compartmentalized lab environment for testing
  • Created detailed product capability reports, provided proof of concept demonstrations of tested products which get presented to potential clients
  • Maintained VMware vSphere server architecture, monthly patching for all virtual machines, created two OS templates which other team members rely on for their own test lab environments
  • Worked within Agile development environment which was centered on Jira and Confluence for documentation of ongoing projects
  • Key Contributions:
  • Implemented successful monthly patching schedule for servers in lab environment
  • Successfully built illumio Core micro-segmentation server which was demonstrated for eager clients
  • Built Splunk Enterprise, Enterprise Security, and UBA servers which were used extensively within environment
  • Created VMware virtual machine template for McAfee ePO which was exported to other teams.
  • Participated in creation of device hardening techniques and protocols
  • Managed relationships with third-party intrusion detection system providers
  • Monitored computer virus reports to determine when to update virus protection systems
  • Recommend improvements in security systems and procedures

Systems Administrator III

Leidos
Reston, VA
09.2014 - 01.2021
  • Fulfilled dual role of Systems Administrator and Agile CM (Change Manager) with DevOps team on UK Census contract
  • Responsible for building and maintaining physical servers in local datacenter test lab, installing and configuring all COTs software such as Backup Exec, SolarWinds, Event Tracker, Symantec Security, and IBM SLKM
  • Responsible for Active Directory account management, troubleshooting server issues within AWS EC2 development lab, and maintaining file infrastructure in AWS S3
  • Responsible for collaborating with DevOps team and pushing Jira tickets through various levels of development process
  • Merged branches in GitHub, created build packages with Jira, installed patches within house custom tools that were then uploaded into AWS S3 with PowerShell scripts from physical test lab
  • Fulfilled role of SME to team members in Production environment
  • Lead server refresh project in UK Census test lab
  • Built backup infrastructure for UK Census test lab and updated documentation to be followed and implemented in production environment
  • Lead Symantec Security and Event Tracker installation projects for the UK Census contract in the test lab & development environments
  • Lead task of documentation for eFAST IRAD ATO process
  • Built Nutanix test lab for IMF IRAD group on VMware vSphere 6.5 for testing SteelCloud ConfigOS against Windows and Linux servers with end goal of being able to automate STIG process for servers to meet DoD security standards and created best practices documentation to potentially be used by other programs seeking to implement SteelCloud
  • Fulfilled role of Sr Backup Administrator for all U.S Mint contract locations across country with NetBackup infrastructure
  • Supported the EPA ECMS & SEMS contract and was responsible for maintaining their zone 11 & zone 77 network infrastructures populated with Windows and Linux servers
  • Assisted IRAD project with building new VMware vSphere 6.7 environment to allow export of their VM clients from old hardware hosts to newly purchased hardware host
  • This included disconnection and breakdown of all physical and virtual servers and bringing them up in new domain and all required configurations to make everything work
  • Lead mitigation project for findings from corporate security audit bringing network into security compliance with corporate standards
  • Developed SOP documentation for other Systems Admins to follow for various tasks within DevOps environment
  • Designed proactive preventive maintenance schedules to prevent unnecessary downtime and hardware faults
  • Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability
  • Provisioned new software and hardware for use, following established security policies
  • Served as subject matter expert on proposed technology purchases
  • Worked with users to determine areas of technology in need of improved usability
  • Created patches and solutions to fix bugs in existing applications
  • Maintained current software licenses for computers and mobile devices
  • Contributed to development, administration and testing of disaster recovery plans
  • Supported day-to-day operations, monitoring and resolving client/server and storage issues
  • Delivered Tier 2 and Tier 3 support for problem identification, diagnosis and issue resolution
  • Spearheaded inventory control measures to replenish and maintain IT equipment
  • Configured and tested Windows Server operating systems with roles features
  • Tested software remotely and onsite for server sets to maintain operational readiness

Senior IT Specialist

Metro Tech Group
Baltimore, MD
12.2008 - 09.2014
  • Provided consulting and technical support for clients
  • Built VMware ESXi servers
  • Created VM client servers of various operating systems, and converted physical Windows 2008 & 2012 servers into VM clients
  • Monitored and responded to VMware hypervisor issues
  • Worked with 3rd party vendor technical support with escalated service requests
  • Evaluated wireless security, provided assessments, and implemented wireless network encryption standards
  • Provided vulnerability assessments with various scanning tools for computers and networks
  • Performed data recovery from failed hard drives as well as recovered deleted data with data recovery tools
  • Investigated malware infections and assured its removal
  • Maintained virus definitions for antivirus suites on various computers and performed scheduled scans
  • Repaired defective and broken Windows and Mac laptops and desktop computers
  • Installed COTS software on required computers and monitored functionality of applications
  • Built various baseline OS images on CIS Benchmark standard
  • Oversaw Quality Assurance of network environment
  • Tested routers and configured firewalls and maintained least amount of open ports necessary
  • Maintained and monitored Servers and switches and responded to reported outages
  • Key Contributions:
  • Contributed greatly to client satisfaction and understanding of best practices for computer security
  • Assisted with increasing company's prestige by providing superb customer service and sound security assessments thus raising client trust in company.

Systems Analyst III

BAE Systems
Washington DC
01.2013 - 02.2014
  • Fulfilled role of eMASS Administrator
  • Maintained company Intranet webpage
  • Reviewed C&A plans
  • Identified and fixed any administrative issues within Validation Plans and Procedures, POA&Ms, and Risk Assessments
  • Provided guidance to clients and contractors concerning DIACAP Contractor Connection Process
  • Read, reviewed, and replied to email sent to company Information Assurance mailbox folder
  • Fulfilled role of Echelon II in C&A process, reviewing C&A implementation and test plans for various offices and providing feedback to ensure plan is accepted to move to the next level of the approval process
  • Reviewed STIGS and searched for CAT I & II vulnerabilities in preparation for internal audits
  • Key Contributions:
  • Updated IA Certification and Accreditation Process Guide, which is used throughout client site
  • Updated Contractor Connection Process Guide used to connect to secure network
  • Maintained, edited, and distributed security policies, which were used throughout client site.

Senior IT Specialist/ Systems Administrator

Systems Integration Inc
, Washington
03.2008 - 12.2012
  • Provided technical support to government clients
  • Performed network printer installations and desktop configurations allowing clients to print
  • Made sure email accounts were created on Exchange server and confirmed proper configuration on user’s desktop environment
  • Performed troubleshooting for network connectivity issues
  • Activated and de-activated network ports on Cisco switches
  • Installed various ghost images on new equipment as well as corrupted hard drives
  • Oversaw maintenance and functionality of up to 10 Windows and
  • Nix servers
  • Troubleshoot software related errors
  • Assisted clients with various Microsoft Office related issues
  • Activated and deactivated VoIP phones
  • Reset passwords for clients with locked domain accounts within Active Directory
  • Oversaw installation of COTS software installations on desktop PCs and verified applications and patches installed correctly via group policy network pushes with Active Directory
  • Performed Quality Assurance checks for new computer and peripheral installs
  • Worked alongside other IT groups with testing IP addresses and network port activity
  • Key Contributions:
  • Contributed to reducing high-ticket volume, which existed before I started with contract
  • Replaced defective hardware and re-installed corrupted software
  • Assisted with coordination of software package installations
  • Improved overall customer opinion of IT department by providing exceptional customer service.
  • Maintained current software licenses for computers and mobile devices
  • Configured and tested Windows Server operating systems with roles features
  • Oversaw IT activities to laptops, tablets and PDAs for corporate users

Technical Support Specialist

Civista Medical Center
La Plata, Maryland
08.2007 - 03.2008
  • Assisted clients with various PC issues over the phone, installed & repaired PCs
  • Managed user accounts in Active Directory
  • Unlocked locked records within Meditech software
  • Reset servers when malfunctioned
  • Assisted Network Administrator with wireless network configurations
  • Monitored and serviced blade servers and terminals
  • Built mobile medical workstations for medical staff
  • Key Contributions:
  • Relocated wireless access points to allow better reception within particular departments
  • Developed creative system for performing maintenance of IT supported computers and peripherals.
  • Suggested software and hardware modifications to reduce lag time and improve overall speed
  • Collaborated with vendors to locate replacement components and resolve advanced problems
  • Maintained and updated [Type] customer service database
  • Provided high-level technical support by resolving inquiries by phone, e-mail and web consistent with department and team service levels and goals
  • Patiently walked individuals through basic troubleshooting tasks
  • Removed malware, ransomware and other threats from laptops and desktop systems
  • Collaborated with supervisors to escalate and address customer inquiries or technical issues
  • Patched software and installed new versions to eliminate security problems and protect data
  • Recorded and maintained relevant notes for each client and work order
  • Activated accounts for clients interested in new services
  • Configured hardware, devices and software to set up work stations for employees
  • Tracked computer equipment, peripherals and network servers via master documentation in Excel

Education

Bachelor of Science - Computer Information Technology

UNIVERSITY oF MARYLAND UNIVERSITY COLLEGE
Adelphi, MD
2010

Skills

  • Datto RMM
  • Security Systems Knowledge
  • Third-Party Collaboration
  • Threat Research
  • Kali Linux
  • Wire Shark Software
  • Protecting Networks
  • Data Encryption
  • Threat Detection
  • Network Security Measures

Accomplishments

  • Educated management on how to minimize risk of cybersecurity attacks.
  • Trained end users on proper security protocol to minimize cybersecurity attacks.
  • Made recommendations to management on new security software to improve network security.

Certification

CompTIA Advanced Security Practitioner (CASP), Cloud+, Security+, A+, Network+, Microsoft Certified Systems Administrator (MCSA)

Timeline

Cybersecurity Analyst

Leidos
09.2021 - Current

Systems Administrator III

Leidos
09.2014 - 01.2021

Systems Analyst III

BAE Systems
01.2013 - 02.2014

Senior IT Specialist

Metro Tech Group
12.2008 - 09.2014

Senior IT Specialist/ Systems Administrator

Systems Integration Inc
03.2008 - 12.2012

Technical Support Specialist

Civista Medical Center
08.2007 - 03.2008

Bachelor of Science - Computer Information Technology

UNIVERSITY oF MARYLAND UNIVERSITY COLLEGE