Senior Security Engineer, Detection Engineer

Coreweave; Sunnyvale (CA); On-site; USD 134,000 - 179,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) with employer match

Equity awards

Flexible PTO

Catered lunch in office

Job summary

CoreWeave, The Essential Cloud for AI, is seeking a security engineer in Sunnyvale to design cutting-edge detection strategies at scale. You will collaborate with peers and influence CoreWeave’s security landscape directly, delivering proactive threat detection and incident response.

You will work with MITRE ATT&CK and modern tooling (KQL/SQL), develop detections in Python/Go, and partner with Purple and Red Teams to strengthen defenses in a fast-paced, innovative environment.

Qualifications

• Proven ability to deliver impactful projects spanning multiple technical domains and teams.
• Extensive experience crafting custom alert logic within industry-standard tooling, like KQL, SQL, etc.
• Familiarity with Kubernetes fundamentals and enthusiasm to deepen your expertise.
• Experience collaborating closely with Purple and Red Teams, leveraging findings to enhance detection capabilities.
• Solid understanding of modern TTP frameworks such as MITRE ATT&CK and Cyber Kill Chain.

Responsibilities

• Developing and implementing advanced threat detection capabilities to proactively identify and mitigate cyber threats
• Crafting precise and efficient custom detection logic tailored to evolving threat landscapes
• Leading and/or participating in real-time security incident response, threat containment, and remediation.
• Conducting proactive threat-hunting exercises to uncover hidden vulnerabilities and anticipate threats
• Collaborating closely with cross-functional teams to enhance security visibility and detection effectiveness
• Continuously researching and staying informed about emerging threats, attack vectors, and detection methodologies
• Participating in strategic security initiatives, contributing your expertise to security architecture and controls
• Engaging in security assessments to uphold our high standards for security and compliance
• Occasionally, drawing the owl - figuring out innovative solutions while navigating ambiguous situations

Skills

KQL

SQL

Kubernetes

Threat hunting

MITRE ATT&CK

Python

Go

Linux

Tools

Splunk

HiveQL

Job description

CoreWeave is The Essential Cloud for AI™. Built for pioneers by pioneers, CoreWeave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, CoreWeave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, CoreWeave became a publicly traded company (Nasdaq: CRWV) in March 2025. Learn more at www.coreweave.com.

What You’ll Do

On this team, you will:

• Design cutting-edge detection strategies at scales most security engineers only dream about
• Collaborate with talented peers in an innovative environment focused on excellence
• Enjoy the autonomy and encouragement to innovate and influence CoreWeave’s security landscape directly

In This Role, You Will Be Responsible For

• Developing and implementing advanced threat detection capabilities to proactively identify and mitigate cyber threats
• Crafting precise and efficient custom detection logic tailored to evolving threat landscapes
• Leading and/or participating in real-time security incident response, threat containment, and remediation.
• Conducting proactive threat-hunting exercises to uncover hidden vulnerabilities and anticipate threats
• Collaborating closely with cross-functional teams to enhance security visibility and detection effectiveness
• Continuously researching and staying informed about emerging threats, attack vectors, and detection methodologies
• Participating in strategic security initiatives, contributing your expertise to security architecture and controls
• Engaging in security assessments to uphold our high standards for security and compliance
• Occasionally, drawing the owl - figuring out innovative solutions while navigating ambiguous situations

Who You Are

Minimum Qualifications

• Proven ability to deliver impactful projects spanning multiple technical domains and teams
• Extensive experience crafting custom alert logic within industry-standard tooling, like KQL, SQL, etc
• Familiarity with Kubernetes fundamentals and enthusiasm to deepen your expertise.
• Experience collaborating closely with Purple and Red Teams, leveraging findings to enhance detection capabilities.
• Solid understanding of modern TTP frameworks such as MITRE ATT&CK and Cyber Kill Chain.
• Proficiency in at least one query language (e.g., SQL, Splunk Query Language, HiveQL).
• Competency in writing detections in multiple languages (Python, Bash, Go, JavaScript, etc.)
• Strong foundational knowledge of Linux or macOS internals and their relevant event sources (eBPF, Endpoint Security Framework)
• Practical experience applying and contributing to the Incident Response Lifecycle methodology

Preferred Qualifications

• Deep understanding of Kubernetes-specific detection and security challenges
• Contributions to the open-source security community or experience developing detection tooling
• Experience leveraging advanced analytics or machine learning techniques in detection engineering

What We Offer

The base salary range for this role is $134,000 to $179,000. The starting salary will be determined based on job-related knowledge, skills, experience, and market location. We strive for both market alignment and internal equity when determining compensation. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).

In addition to a competitive salary, we offer a variety of benefits to support your needs. The benefits below reflect our US-based offerings for full-time employees; for roles in other locations, benefits vary and are shared during the hiring process. These include:

• Medical, dental, and vision insurance - 100% paid for by CoreWeave
• Company-paid Life Insurance
• Voluntary supplemental life insurance
• Short and long-term disability insurance
• Flexible Spending Account
• Health Savings Account
• Tuition Reimbursement
• Ability to Participate in Employee Stock Purchase Program (ESPP)
• Mental Wellness Benefits through Spring Health
• Family-Forming support provided by Carrot
• Paid Parental Leave
• Flexible, full-service childcare support with Kinside
• 401(k) with a generous employer match
• Flexible PTO
• Catered lunch each day in our office and data center locations
• A casual work environment
• A work culture focused on innovative disruption

California Applicants

California Consumer Privacy Act

Equal Opportunity & Accommodations

CoreWeave is an equal opportunity employer, committed to fostering an inclusive and supportive workplace. All qualified applicants and candidates will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information.

As part of this commitment and consistent with the Americans with Disabilities Act (ADA), CoreWeave will ensure that qualified applicants and candidates with disabilities are provided reasonable accommodations for the hiring process, unless such accommodation would cause an undue hardship. If reasonable accommodation is needed, please contact: [e-mail].

Export Control Compliance

This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident (green card holder), (iii) refugee under 8 U.S.C. 1157, or (iv) asylee under 8 U.S.C. 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. CoreWeave may, for legitimate business reasons, decline to pursue any export licensing process.

• 1157, or (iv) asylee under 8 U.S.C.
• 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. CoreWeave may, for legitimate business reasons, decline to pursue any export licensing process.