CoStar Group
The Lead Detection & Response Platform Engineer owns and engineers the security platform used for alert triage and incident response at CoStar Group. This role involves defining triage standards, building automation workflows, and managing the detection and response stack including SIEM, XDR, and SOAR tools. The position requires coordinating incident response across business units and mentoring analysts to improve security operations processes.
Headquarters
Arlington, Virginia, United States
Company Size
5001-10000 employees
Founded
1987
CoStar Group is a leading provider of commercial real estate information, analytics, and marketing platforms. The company builds and maintains comprehensive, verified databases of properties, listings, transactions, and market trends, and offers software tools that help brokers, owners, investors, lenders, and occupiers find, analyze, and market space. CoStar’s portfolio includes well-known marketplaces and brands (such as CoStar, LoopNet, and Apartments.com) and is valued for its mapping, data-driven research, and industry insights across major markets.
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for CoStar Group.
Senior Security Engineer – SIEM & Detection Engineering
Mattel
SIEM Content Engineer
Kyndryl
Senior Security Analyst
METRO AG
Sr IT Security Analyst-SIEM Detection Engineering
Mattel
Expert Cyber Detection and Prevention Platform Automation
Intesa Sanpaolo
Lead Information Security Analyst Individual Contributor Bangalore Ind
Applied Materials