David Seidman

CTO

Issaquah, Washington, United States21 yrs 2 mos experience

Key Highlights

  • Expert in building high-performing security teams
  • Over 18 years in tech with a focus on security
  • Passionate about psychological safety in the workplace
Stackforce AI infers this person is a leader in cybersecurity and incident response within the tech industry.

Contact

Skills

Core Skills

SecurityManagementSoftware Engineering

Other Skills

Incident ResponseDetectionDetection & ResponseThreat IntelligenceSecurity Platform EngineeringAutomationCloud SecuritySecurity ManagementC++Telemetry SystemsCloud ComputingComputer SecurityInterviewingSecurity Incident ResponseIntrusion Detection

About

I manage the Platform Security team at Plaid, which includes both preventative and detective controls. I've managed teams up to 27 people and 3 managers. My deepest passion is helping people love their jobs by building happy, healthy, inclusive, and high performing teams. I value psychological safety and empowerment, which consistently lead to great business results. Over 18 years in the tech industry, I've also had the chance to develop technical skills in incident response, detection, and software engineering, though I am a manager first and an engineer second. I used to write on Quora about management, security, the technology industry, and occasionally other things: https://www.quora.com/profile/David-Seidman. I haven't been writing actively lately because Quora has gone downhill, but my historical answers may still be interesting. I've also posted some here on LinkedIn, and hope to do more in the future. I've spoken at numerous conferences and appeared on several podcasts. I'm an ultra-distance trail runner, with ten 50 mile+ finishes, three 100 milers, a 200 miler, and multiple Fastest Known Times (FKTs) on segments of the Pacific Crest Trail. I use they/them pronouns. Feel free to ask questions!

Experience

Plaid

Head of Platform Security

Dec 2024Present · 1 yr 3 mos · Remote

  • I manage the team at Plaid responsible for preventative security controls and detection & response.
SecurityIncident ResponseDetectionManagement

Robinhood

4 roles

Head of SecOps

Nov 2023Aug 2024 · 9 mos

  • I manage the SecOps team at Robinhood, which encompasses Detection & Response, Insider Threat, Threat Intelligence, and the Security Platform engineering team. Blue Team, basically.
Detection & ResponseThreat IntelligenceSecurity Platform EngineeringSecurityManagement

Head of Security Platform and Intel

Promoted

Jul 2023Nov 2023 · 4 mos

  • I manage the team of engineers responsible for developing the infrastructure ("pipes and engines") that make Detection & Response possible, with plans to support all of Security soon. I also manage the Threat Intelligence team, responsible for tracking threat actor groups, providing IoCs and TTPs to the rest of the org, and driving security awareness and action based on real attackers across Robinhood Security.
Detection & ResponseThreat IntelligenceSecurityManagement

Head of Detection & Response

Apr 2022Jul 2023 · 1 yr 3 mos

  • I manage the Detection & Response team at Robinhood.
Detection & ResponseSecurity

Head of Detection and Response Platform

Nov 2021Apr 2022 · 5 mos

Salesforce

Sr. Director, Threat Detection

Jan 2020Nov 2021 · 1 yr 10 mos · Bellevue, WA

  • My team writes detection rules to catch attackers. We are pursuing some unusual strategies to try to radically improve our ability to detect attackers and speed of detection. Too often detection has become a checkbox exercise, trying to write rules that cover some fraction of ATT&CK TTPs without really achieving anything. We're taking a different approach. Maybe someday I'll be able to talk publicly about it. :)
  • Other key areas our team is focused on include:
  • Growing from an operational culture driven by manual labor to an engineering culture focused on automation and high fidelity detection
  • Developing a mature insider threat program
  • Validating detection efficacy using simulated attacks
  • Maturing the Salesforce process for detecting attacks against recently acquired companies (M&A)
DetectionAutomationSecurity

Google

Security Engineering Manager

Feb 2016Jan 2020 · 3 yrs 11 mos · Kirkland, WA

  • My Detection and Response team at Google Kirkland built new and revolutionary ways to detect and disrupt advanced attackers, with a focus on Google Cloud. My team was the first Google Cloud detection team and the first Google detection team in Kirkland. My team identified unique and interesting attacks against Google Cloud and cloud technologies in general and created detection capabilities to detect them. We also contributed substantially to the launch of Google Cloud's Event Threat Detection product, GCP's equivalent to AWS GuardDuty.
  • I also managed the Automation, Triage & Compliance team, which operates and automates high volume, low to moderate complexity security processes. The ATC team is also a training program: we hire engineers with little or no experience in the security industry and help them grow to be fully qualified for a range of security positions.
  • The ATC team gave >10 team members their start in security and helped many grow towards promotion, transferring to other teams and contributing throughout Google security. Also, 50% of team members were from URM groups. Too many DEI initiatives fail, but we found a way that works.
  • I also created other internal training programs to further expand the security training pipeline. Together, education programs I started were responsible for recruiting 25 people, >10% of all Security Engineers at Google.
  • At peak, I managed up to 21 individuals including 1 manager across 3 teams and 2 locations.
  • I was also co-author of Incident Response chapter in Google's Secure & Reliable Systems book.
DetectionCloud SecuritySecurity

Microsoft

Senior Security Program Manager Lead

Jun 2005Jan 2016 · 10 yrs 7 mos · Redmond, WA

  • I worked for the Microsoft Security Response Center. My team of 5 managed Microsoft's SSIRP process - our response to the most critical security issues, the ones in the news or where customers are being actively attacked. This role included both PSIRT and CSIRT incident response (IR) functions. Prior to managing the team, I was a responder on it. Before that, I worked on security updates and service packs for Office.
  • If you read bad news about Microsoft security between 2010 and 2015, my team was responsible for fixing the problem.
Incident ResponseSecurity ManagementSecurity

Teletronics technology corporation

Software Engineer Intern

May 2004Feb 2005 · 9 mos

  • TTC makes telemetry and data acquisition systems, which acquire data from a network of sensors, store it and perform calculations on it. This is used in testing and operating aircraft. I wrote software in C++ to perform calculations on and display the data that was being collected.
C++Telemetry SystemsSoftware Engineering

Education

Boston University

BA & MA

Jan 2003Jan 2005

Dartmouth College

Computer Science

Jan 2000Jan 2002

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