Top Senior Security Engineer Jobs

Lead threat modeling and mitigation for the virtualization stack (QEMU/KVM). Build frameworks and rubrics to assess hypervisor risk, propose defense-in-depth designs, partner with engineering teams to implement remediations, mentor teams on security best practices, and help oversee vulnerability management.

Lead threat modeling and risk management for DigitalOcean's virtualization stack. Build frameworks and rubrics to assess hypervisor risk, propose and implement defense-in-depth mitigations, collaborate with engineering teams on remediation, mentor teams on secure design, and help oversee vulnerability management and security guidance.

Own the security risk posture for the virtualization stack by building threat models, assessment rubrics, and defenses. Propose and implement mitigations, partner with engineering teams to drive remediations, mentor engineers on secure practices, and help oversee vulnerability management and security guidance.

Lead threat modeling and risk assessment for the virtualization stack, design and drive implementation of defense-in-depth mitigations, collaborate with engineering teams to remediate vulnerabilities, mentor engineers on secure practices, and help oversee vulnerability management and security guidance.

Lead assessment and mitigation of security risks in the virtualization stack by building threat models, defining shared risk rubrics, proposing defense-in-depth mitigations, and partnering with engineering teams to implement fixes. Mentor teams on security best practices, support vulnerability management, and communicate security impacts across product and infrastructure teams.

Plan and execute red team operations, build offensive tools, improve efficiency with automation and AI, and collaborate with security teams.

The Senior Security Engineer will design and implement data protection solutions, manage security incidents, and ensure compliance in a fintech setting.

As a Senior Security Engineer, you'll lead AWS cloud security, manage security operations, and implement Zero Trust principles while using AI-powered tools for automation and incident response.

The Security Engineer will develop a comprehensive security strategy for hybrid robotic deployments, focusing on data encryption, access control, and secure remote access, while ensuring compliance and auditing standards are met.

The Senior Security Engineer will build and maintain detection systems, automate responses, and lead incident investigations to enhance security observability.

Design and implement security controls for identity, access management, and endpoint security. Lead initiatives around zero trust and phishing-resistant MFA.

The Senior Security Engineer will design and maintain detection logic, conduct threat hunting, improve incident handling, and collaborate with teams to enhance security processes.

Lead end-to-end incident response: triage, containment, evidence capture, and root-cause analysis. Build SOAR automation with Tines, tune detections in CrowdStrike and SIEM/SOAR, monitor data risks with Cyberhaven DLP, partner on secure cloud telemetry and playbooks, evaluate emergent threats, and participate in incident on-call rotation while coordinating cross-functional remediation.

Lead the end-to-end incident response lifecycle: triage, containment, evidence capture, and root-cause analysis. Build SOAR automation with Tines, tune detections in CrowdStrike and SIEM, monitor data risks with Cyberhaven DLP, partner on cloud telemetry and secure architecture, evaluate emergent threats, and participate in incident on-call rotation.

Lead incident response lifecycle across multi-cloud infrastructure: triage, containment, evidence capture, remediation, and post-incident analysis. Build SOAR automations with Tines, tune detections in CrowdStrike and SIEM, monitor data risks with Cyberhaven DLP, partner on secure architecture, evaluate emergent threats, and participate in on-call rotation.

Serve as technical lead for incident response: own triage, containment, evidence capture, and post-incident analysis; build SOAR automations in Tines; tune CrowdStrike and SIEM detections; monitor data risks with Cyberhaven DLP; partner with infrastructure for secure telemetry; evaluate emergent threats; participate in on-call rotation.

Design and support IAM solutions using Microsoft Entra ID, develop PowerShell automation, improve IAM processes, and provide guidance to junior engineers.

The Senior Security Engineer will design secure development lifecycles, integrate security tools, lead remediation of security issues, and mentor teammates, ensuring systems resilience and security across DraftKings.

As a Senior Security Engineer, you will automate incident response processes, enhance security detection, and collaborate with red teams to improve defenses using AI technologies.

The Senior Security Engineer will secure cloud infrastructure across various services, develop security policies, manage exceptions, and respond to security alerts while collaborating with teams to eliminate security risks.

As a Senior Security Engineer, you will lead Upstart's data security program, design scalable data protection systems, and collaborate with engineering and cross-functional teams while mentoring other security practitioners.

As a Senior Security Engineer, you will manage cryptographic infrastructure, including PKI, secrets management, and HSM systems, ensuring the security of CoreWeave's cloud environment.

Design, deploy, and maintain SOAR capabilities for security automation, develop workflows, and integrate AI tooling for enhanced security responses.

Lead design, build, and management of security infrastructure across AWS and OCI; drive enterprise network security, VPNs, WAF, zero-trust, segmentation, and identity/access controls; develop IaC and automation, run vulnerability management, detection engineering, and incident response; partner with IT and engineering teams.

Lead design, build, and operation of security infrastructure for cloud and corporate networks. Manage AWS and OCI environments, network security (firewalls, segmentation, WAF, VPN), zero-trust, identity and access, IaC automation, vulnerability management, detection engineering, and incident response while partnering across IT and engineering teams.