Security Engineer - Detection Engineering

FanDuel • New York City, NY

15d • Hybrid

About The Position

THE POSITION Our roster has an opening with your name on it We’re seeking a highly skilled, hands-on Detection Engineer to join our Security Operations team. You won’t just be overseeing dashboards—you’ll be the engineer behind them. The ideal candidate brings practical, technical cybersecurity experience; thrives on building, automating, and tuning security detections; and is passionate about engineering solutions from the ground up. You’ll have a direct impact on our security infrastructure by writing code, operationalizing workflows, and iterating on detection logic. If you’re eager to get your hands dirty building and running the systems that keep us secure, this is your spot. In addition to the specific responsibilities outlined above, employees may be required to perform other such duties as assigned by the Company. This ensures operational flexibility and allows the Company to meet evolving business needs. THE GAME PLAN Everyone on our team has a part to play Yours will be that of an active builder, investigator, and guardian.

Requirements

• You’re a builder, not a backseat driver. Hands-on technical contributor with demonstrated ability to execute and deliver engineering projects impacting security posture in complex and fast-changing environments.
• Experience designing, coding, and deploying security solutions—comfortable with Python and at least one of: Java, Go, C++, JavaScript, Rust, SQL, or TypeScript.
• Practical skills with security tools and scripting : you design, build, and maintain solutions—not just click in a UI.
• Experience writing or refining detection logic for SIEM, EDR, NDR, WAF, or similar, and a record of tuning signals and controls for high fidelity and low noise through real-world testing and iteration.
• Proven ability to analyze and defend modern cloud and on-premises environments: you know how to break and fix systems, leveraging tools like CloudTrail, Security Hub, etc.
• Track record of hands-on threat hunting and incident response, using your engineering skill to create new detections and automate investigation processes.
• In-depth knowledge of attacker TTPs and a technical mindset for designing countermeasures that can be implemented and measured.
• Thrives in a team environment, supporting and mentoring peers with your engineering experience, and eager to tackle the next technical challenge.

Responsibilities

• Engineer and tune detection rules and logic across SIEM and other monitoring technologies; build detection pipelines.
• Write and maintain automation scripts and tooling for scanning, alert triage, ticket creation, and incident workflows using Python or similar languages—designing end-to-end solutions, not just consuming what’s off the shelf.
• Directly monitor, test, and calibrate detection use cases; analyze data to minimize false positives and maximize actionable alerts—proposing and executing code changes to achieve measurable improvements.
• Create and maintain dashboards and reports, leveraging technical skill to extract, query, and analyze data for threat detection and vulnerability trends.
• Reverse engineer emerging threats, directly probing and testing critical systems to understand how adversaries might operate—and turning those findings into actionable controls.
• Build, orchestrate, and automate enrichment and response steps—design and deploy your own integrations and response playbooks using SOAR tools
• Partner closely with software and infrastructure engineers to embed security controls during design and deployment, recommending solutions grounded in your direct technical observations.
• Collaborate with other security engineers to challenge and improve our tools, processes, and capabilities—bringing your engineering expertise to continually raise the bar.
• Maintain technical documentation by directly managing the materials and summaries of your own work and solutions, and by actively communicating updates to stakeholders.

Benefits

• We offer amazing benefits above and beyond the basics.
• We have an array of health plans to choose from (some as low as $0 per paycheck) that include programs for fertility and family planning, mental health support, and fitness benefits.
• We offer generous paid time off (PTO & sick leave), annual bonus and long-term incentive opportunities (based on performance), 401k with up to a 5% match, commuter benefits , pet insurance, and more - check out all our benefits here: FanDuel Total Rewards .
• Benefits differ across location, role, and level.
• This role may offer the following benefits: medical, vision, and dental insurance; life insurance; disability insurance; a 401(k) matching program; among other employee benefits.
• This role may also be eligible for short-term or long-term incentive compensation, including, but not limited to, cash bonuses and stock program participation.
• This role includes paid personal time off and 14 paid company holidays.
• FanDuel offers paid sick time in accordance with all applicable state and federal laws.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed
• Number of Employees: 1,001-5,000 employees