Senior Security Engineer, Detection & Response

🔥 15 minutes ago

🏄 California – Remote

🏄 California – Remote

💵 $185.2k - $326.8k / year

⏰ Full Time

🟠 Senior

👮‍♂️ Cybersecurity / Security Engineer

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

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Block

WebsiteLinkedInAll Job Openings

10,000+ employees

Founded 1990

💼 Consulting

📣 Marketing

💳 Fintech

Consulting • Marketing • Fintech

Block is a technology company that aims to increase access to the global economy through its various brands. Square provides commerce and financial services designed for sellers, while Cash App offers an easy platform for spending, sending, and storing money. Afterpay allows customers to manage their spending over time. Additionally, TIDAL empowers artists by providing them with tools for entrepreneurship, and Bitkey and Proto focus on bitcoin and related services. Together, these services contribute to building an open financial system accessible to everyone.

📋 Description

• Command complex, high-impact security incidents from initial assessment through containment, recovery, and closure • Investigate threats across endpoint, identity, cloud, SaaS, network, and application systems • Drive containment and remediation with system owners while balancing urgency, evidence preservation, and business impact • Reconstruct timelines, preserve evidence, and determine incident scope and impact • Keep incident priorities, decisions, owners, and handoffs clear across teams and time zones • Lead post-incident reviews and communicate findings, uncertainty, and response decisions to technical teams and business partners • Write code, queries, and automation to accelerate evidence collection, analysis, and response • Partner with triage, detection, threat intelligence, and infrastructure teams to address missing telemetry, improve detections, and remove recurring manual work • Mentor responders • Participate in the incident response on-call rotation

🎯 Requirements

• 6+ years of hands-on incident response and digital forensics experience • Experience commanding major security incidents involving multiple teams and competing priorities • Strong knowledge of attacker behavior • Depth in several areas of identity, endpoint, cloud, network, or application security • Strong SQL/database understanding and log-analysis skills • Practical programming or scripting ability, such as Python • Ability to analyze large, messy datasets and build reliable tools, with and without AI • Established AI-assisted workflow • Experience developing AI-based systems and processes that improve incident coordination and case management • Clear communication and sound judgment when working with technical teams, executives, and sensitive information • Engineering mindset and track record of turning incident response lessons into lasting improvements • Ability and willingness to develop systems and workflows that improve incident response and connect with investigation, automation, and case management capabilities • Participation in the incident response on-call rotation

🏖️ Benefits

• Remote work • Medical insurance • Flexible time off • Retirement savings plans • Modern family planning

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