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Experienced information security engineer specialized with securing network perimeters and interiors, building secure identity solutions, incorporating trusted security frameworks into existing environments, and building active defense mechanisms for enterprise environments.
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Senior Security EngineerAirbnb Jan 2024 - PresentSan Francisco, Ca, Us- Lead developer for internal OAuth/OpenID-Connect provider application that fronts our IdP/SSO and performs continuous authorization framework for device posture checks, identity checks, and fulfillment of our zero trust strategy- Lead developer of Rudolph and our internal binary allowlisting microservices built on Go, React, and AWS services leading to a 93% drop in malicious executions across the fleet- Lead developer for internal Yubikey CLI tool and Go backend that powered all Yubikey backed SSH key usage at Airbnb (3000+ engineers). Primary on-call engineer for yubikey-ssh services- Contributor to internal Puppet module that managed lifecycle of Carbon Black EDR- Developed Go CLI and React powered Chrome extension to create time-limited AWS IAM credentials used by 3000+ engineers- Deployed Chrome Extension security allowlisting controls across macOS and Windows using Puppet
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Security EngineerAirbnb Jan 2020 - Jan 2024San Francisco, Ca, Us
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Cloud Security EngineerCoalfire Jan 2019 - Jan 2020Greenwood Village, Co, Us- Drove implementation of multiple implementations using AzureAD, Okta, and PingID/Federate- Deployed zero trust solutions for multiple Fortune 100 utilizing Duo Access Gateways and Google BeyondCorp- Developed Linux and Windows Ansible playbooks to apply DISA STIGs and CIS benchmarks to companies with over 50,000 endpoints- Developed and hardened the security around CI/CD tools and shifted infrastructure to code via Terraform which greatly reduced deployment resources -
Threat Management Consultant Co-OpSecurity Risk Advisors May 2018 - Dec 2018Philadelphia, Pa, Us- Assisted in development of threat hunting tools utilizing PowerShell and C++- Deployed various next-generation firewall installations/configurations (Palo Altos/Cisco) for clients- Contributor of in the architecture of ZeroTrust solutions for identity access management built on GCP BeyondCorp, AzureAD,Centrify, and Duo Access Gateway- Developed operational runbooks for Tanium which significantly reduced response times for client security analysts by 65%- Optimized web filtering/proxy solutions like BlueCoat, Forcepoint, and ZScaler for clients- Assisted in the creation of Snort IPS rules to detect malicious threats -
Cloud Security Engineer InternCoalfire May 2017 - May 2018Greenwood Village, Co, Us- Developed Linux and Windows remediation scripts for DISA STIGS and CISbenchmarks using Ansible, Puppet, Chef, and Bash to meet FedRAMPrequirements- Created hardening scripts for AuoraDB, MySQL, PostgreSQL, Apache, Tomcat,and nginx to meet DISA STIG SRG requirements- Performed vulnerability assessments for clients to meet compliance requirements such as FedRAMP and NIST frameworks- Advised and created solutions by analyzing existing security defense methods for clients and making recommendations on future improvements
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Information Security EngineerRestek Corporation Apr 2016 - Aug 2017Bellefonte, Pa, Us- Responded to incidents and performed remediation for active threats- Added various SIEM IOC rules which reduced dwell time by two months and increased the number of detected attacks by 25%- Successfully decreased email phishing attempts/BECs by designing customized security awareness campaigns- Served as project lead to implement secure web proxies and identity management solutions- Configured and secured Cisco ASAs and Cisco Nexus core switches- Implemented secure remote access tools like VPNs, remote desktop solutions, and additional network segments- Implemented Cisco ASAs, Palo Altos, VPNs, and enterprise CA architecture -
Auxiliary OfficerPenn State University Police Jul 2015 - Apr 2016
Ryan Diers Skills
Ryan Diers Education Details
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Penn State UniversityComputer And Information Systems Security/Information Assurance -
Penn State College Of Information Sciences And TechnologyComputer And Information Systems Security/Information Assurance
Frequently Asked Questions about Ryan Diers
What company does Ryan Diers work for?
Ryan Diers works for Airbnb
What is Ryan Diers's role at the current company?
Ryan Diers's current role is Senior Security Engineer @Airbnb.
What is Ryan Diers's email address?
Ryan Diers's email address is rv****@****psu.edu
What schools did Ryan Diers attend?
Ryan Diers attended Penn State University, Penn State College Of Information Sciences And Technology.
What skills is Ryan Diers known for?
Ryan Diers has skills like Security, Leadership, Public Speaking, Windows, Customer Service, Microsoft Word, Microsoft Excel, Powerpoint, Homelab, Active Directory, Business Networking, Enterprise Network Security.
Who are Ryan Diers's colleagues?
Ryan Diers's colleagues are Risma Dwitamy, Ana Yote, Serkan Kutlukan, Bilko Martin, Dishant Ailawadi, Hale Towns, Waqas Ali.
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