Brennan Johnson

Brennan Johnson Email and Phone Number

Principal Security Engineer @ Roblox
United States
Brennan Johnson's Location
United States, United States
About Brennan Johnson

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Brennan Johnson's Current Company Details
Roblox

Roblox

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Principal Security Engineer
United States
Website:
roblox.com
Employees:
6415
Brennan Johnson Work Experience Details
  • Roblox
    Principal Security Engineer
    Roblox
    United States
  • Roblox
    Principal Vulnerability Management Engineer
    Roblox Jul 2024 - Present
    San Mateo, California, Us
  • Roku Inc.
    Sr. Security Engineer, Tools Development
    Roku Inc. Aug 2021 - Jun 2024
    San Jose, California, Us
  • Tesla
    Senior Information Security Engineer
    Tesla Feb 2018 - Aug 2021
    Austin, Texas, Us
  • Tesla
    Information Security Engineer
    Tesla Sep 2014 - Feb 2018
    Austin, Texas, Us
  • Whitehat Security
    Information Security Engineer
    Whitehat Security Apr 2013 - Sep 2014
    San Jose, California, Us
    • Supported IT and development engineers in hardening various operating systems and networks• Performed risk assessments and remediation across the enterprise• Supported steps 1-6 of RMF security life cycle ensuring information assurance is included in the design architecture• Implemented IDS, IPS, and DLP security measures in order to provide confidentiality, integrity, availability, authentication, and non-repudiation.• Provided risk management training for employees.
  • Whitehat Security
    Information Systems Engineer Iii
    Whitehat Security Mar 2010 - Apr 2013
    San Jose, California, Us
    - Design/Maintain/Scale HQ network topology, servers, services, and local/remote user systems.-Responsible for implementing Whitehat Security standard OS security installation for all laptop and desktop computer systems.- Architect and maintainer of a large-scale Splunk deployment.- Propose solutions for appropriate technologies, prototype these solutions and show these benefits to customers within Whitehat Security.- Manage the implementation for all Microsoft, Apple, and *nix server solutions considering current hardware and software systems, desired enhancements, and system objectives. - Re-designed and currently manage our corporate telephony system. - Coordinate technology system purchases and system configuration. - Support corporate and remote user requests.- Provide recommendations and implementation of HQ systems to support business growth.- Proactively troubleshoot complex problems that may have high impact and wide scope.- Support high level meetings and activities in response to internal service requests, building and configuring HQ related systems, backup and restore procedures, performance and capacity planning.
  • Whitehat Security
    Systems Engineer
    Whitehat Security Jun 2009 - Mar 2010
    San Jose, California, Us
    - Re-engineered the PBX system in order to utilize an Asterisk-based HA phone system.- Maintained and improved network stability for remote users by issuing several changes to our existing VPN services and networking equipment.- Worked closely with Dev/QA teams to organize their server environment into a known state.- 24/7 Management and maintenance of technical services on client machines and servers, including core services such as: e-mail; DNS; VoIP; OpenVPN; LAMP.- Interfaced with upper management and client-side users to explain the necessity for technological solutions, and the appropriate approach and implementation thereof.- Internal corporate desktop support for roughly 75 people of all technical skill ranges and departments.- Troubleshot helpdesk tickets to ensure corporate workflow.
  • Whitehat Security
    It Support Engineer
    Whitehat Security Feb 2009 - May 2009
    San Jose, California, Us
    - Maintain internal/global network, troubleshoot helpdesk tickets, take care of business.- Deployed new ticket monitoring system that effectively migrated previous helpdesk systems into itself, creating a centralized, managed, resilient ticketing system that also integrated with an existing LDAP system.
  • Aplogics Technologies, Inc
    Systems Administrator
    Aplogics Technologies, Inc Mar 2008 - Dec 2008
    - HA cluster development, data center management including rack/stack deployments, network stability/scalability, QA for English translations, backup management, comprehensive use of Linux/Unix systems. - Architect of a monitoring system that utilized snmp queries to track system trends. Which aided our team in preventing issues before they even occurred.Technologies Used:AWStats, Apache, BIND, BigBrother, CVS, Cacti, Capistrano, CentOS, CheckPoint VPN, Cisco 3560E, ClamAV, ClamSMTP, Courier-Imap, DHCP, DRBD + Heartbeat, Daemon tools, Dovecot, F5 BigIP, FreeBSD, GFS, GNBD, HP Blade Servers, HP ProCurve switches, Kickstart, MRTG, Multipath, MySQL cluster, MySQL Replication, NTP, Nagios, NetBSD, Postfix, Postgres, QPopper, Qmail, RedHat, SNMP Samhain, Sendmail, Snort Exchange Server, Spamassassin, SquirrelMail, Syslog, Syslog-NG, Ubuntu, Vpopmail, Windows 2003 Server, Windows Media Server, Zimbra
  • Zeo Computing & Media
    Information Technology Manager
    Zeo Computing & Media Mar 2007 - Mar 2008
    - Designed/implemented the distribution/upkeep of server and workstation systems in a fast-paced corporate environment, both internally and for clients. - Improved company workflow by sustaining technical documentation. - Managed technical staff and drove many of our larger IT projectsTechnologies used:Windows Server 2003, Exchange Server 2003, IIS, FRS, DFS, Netgear Switches, SonicWall Firewalls, SNMP, VPN, Vlan, IPSec, NAT, DNS, DHCP
  • Zeo Computing & Media
    Computer Technician/Engineer
    Zeo Computing & Media Mar 2006 - Mar 2007
    Provided IT support for a wide range of clients, including installing/maintaining office and home networks and servers. Provided phone and on-site support.
  • The Red Eyes
    Bass Player/Songwriter
    The Red Eyes Mar 2006 - Jul 2007
    Helped formulate songs from the page up - working with fellow band members to create sonically coherent pieces of work. Maintained band’s literary image as webmaster and press packet scribe.
  • Inc Group
    Computer Technician/Engineer
    Inc Group May 2001 - Aug 2003
    Duties included creating/maintaining ISP accounts, as well as providing technical phone and on-site support. Designed/implemented the infrastructure for the town's first Internet/gaming café.

Brennan Johnson Skills

Network Security Firewalls Linux Apache Dns Networking Virtualization Information Security Splunk System Administration Vpn Computer Security Nagios Security Ids Server Architecture Windows Server Ldap Vmware Infrastructure Os X Information Analysis Project Management F5 Bigip Data Visualization Mac Os X Asterisk Lamp Administration Nas San

Brennan Johnson Education Details

  • Westmont College
    Westmont College
    Computer Science

Frequently Asked Questions about Brennan Johnson

What company does Brennan Johnson work for?

Brennan Johnson works for Roblox

What is Brennan Johnson's role at the current company?

Brennan Johnson's current role is Principal Security Engineer.

What is Brennan Johnson's email address?

Brennan Johnson's email address is br****@****sec.com

What is Brennan Johnson's direct phone number?

Brennan Johnson's direct phone number is +165091*****

What schools did Brennan Johnson attend?

Brennan Johnson attended Westmont College.

What are some of Brennan Johnson's interests?

Brennan Johnson has interest in Good Design, Technology, Music, Paradigm Shifts, Film.

What skills is Brennan Johnson known for?

Brennan Johnson has skills like Network Security, Firewalls, Linux, Apache, Dns, Networking, Virtualization, Information Security, Splunk, System Administration, Vpn, Computer Security.

Who are Brennan Johnson's colleagues?

Brennan Johnson's colleagues are Savion C, Alex Coco, Wyatt Shou, Tret Mcelfresh, Alexander Blood, Alison Wu, Game Kids.

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