Top Remote Senior Security Engineer Jobs

Lead KPA's enterprise security platforms and technical security initiatives across cloud, identity, endpoints, network, and DevOps. Own vulnerability management, incident response, SOC 2 compliance, vendor security assessments, and security automation. Partner with IT and DevOps to embed security in CI/CD, IaC, containers, and cloud workloads while improving posture through detection engineering, automation, and governance.

Design and build end-to-end incident response automation (detection, triage, containment, recovery). Create and tune detections in SIEM/EDR/AI SOC, integrate LLMs and MCP servers for agentic workflows, purple team with red team, validate defenses with automated tests, and respond to incidents to drive further automation.

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.

The Senior Security Engineer will manage customer identity platforms, ensuring secure authentication and access across products, while supporting integration and optimizing performance.

Own and build Grow Therapy's data security infrastructure: automated data classification, field-level masking/tokenization, encryption and key management, secure data connectors to AI tooling, and access controls. Define a multi-year vision, implement pipelines and services, and partner across Data, Engineering, and Detection & Response to make secure-by-default the company standard.

Lead AppSec efforts across product, platform, and AI features by owning secure SDLC, performing threat modeling and deep code reviews, driving vulnerability management and remediation, building AppSec tooling and automations (including AI-assisted workflows), and enabling engineering teams with secure design guidance and training.

The Security Software Engineer will design and implement security controls for MongoDB Atlas, collaborating across engineering teams and ensuring adherence to high security standards.

Senior security engineer responsible for developing automation and tooling, building and deploying security solutions, conducting incident response and proactive threat hunting, supporting investigations through data analysis, and advising development teams. Must document solutions, participate in agile teams, mentor juniors, and continuously research evolving security threats.

The Senior Site Reliability Engineer will lead security design and implementation for cloud infrastructures, mentor teams, and automate security solutions.

Design, implement, and support enterprise physical security systems (video surveillance, access control, sensors, IoT). Consult with clients, develop technical architectures, configure and test systems, troubleshoot hardware/software, manage projects, run design workshops, and support sales and delivery. Travel 25-50% and perform hands-on installations and network-integrated solutions.

Lead application security for products by performing threat modeling, manual secure code reviews, and penetration testing. Collaborate with engineers to remediate defects, build AppSec automation and tooling, secure cloud/containerized applications, and drive bug-bounty responses to harden platform security.

Perform deep security analysis of endpoint products and sensors: threat modeling, source-code review, exploit-style testing (including kernel components), reproduce/validate bug bounty findings, collaborate with developers to fix vulnerabilities, and build tooling/automation to improve security workflows.

Owner of Vannevar's authentication and authorization platform: build tenant-isolated auth systems, self-service user/group/permission admin UI, tooling to visualize and validate access, feature-flag and platform management interfaces, and shared authorization capabilities across products.

The Senior Embedded Security Engineer will enhance the security of the flight software for space vehicles, ensuring high standards for safety and secure coding practices throughout the development lifecycle.

This role involves owning the security architecture for AI platforms on GCP, designing guardrails, and integrating security into CI/CD pipelines. Candidates should have extensive experience in cloud security, specifically with GCP services, Kubernetes security, and AI/ML security practices.

The Senior Application Security Engineer will implement security controls for space systems, ensuring compliance with government standards while collaborating with engineering teams to enhance security practices and respond to threats.

As a Senior Cloud Security Engineer, you will implement security controls for multi-cloud environments, develop security tooling, and collaborate on cloud architecture.

Lead design, deployment, and optimization of Cortex XSIAM detections and analytics. Develop XQL detections and threat hunts, build automated response playbooks, integrate security telemetry (endpoint, network, cloud, identity), collaborate with SOC and incident responders, mentor staff, and improve detection fidelity and MTTR at enterprise scale.

Lead detection, response, and digital forensics for security incidents. Monitor alerts, perform technical analysis, act as Incident Commander, build automation and runbooks, mentor engineers, and coordinate cross-team investigations and insider threat work.

Responsible for managing operations within classified environments, overseeing cloud infrastructure, automating tasks, and ensuring system stability in a high-security setting.

Design, maintain, and extend abuse detection and prevention systems for GitLab's SaaS platform. Serve as a core maintainer of a Ruby on Rails monolith, build anomaly detection and agentic AI mitigations, automate abuse response, collaborate with peer engineering and security teams, and produce runbooks and operational documentation.

Build and maintain Premonition, an internal platform for managing, deploying, and monitoring agentic LLM pipelines. Develop composable agents, tools, APIs, orchestration, and infrastructure on AWS/EKS. Optimize high-performance data layers (Iceberg/Delta/Hudi), embedded engines (DuckDB, LanceDB), and ensure observability, safety, and secure integration with SOC, IR, and threat-hunting workflows.

Act as the technical presales lead for AI agent and cloud identity security across North America: scope engagements, design and run POCs and architectures across AWS/Azure/GCP, secure non-human and machine identities, create repeatable technical assets, and partner with account teams to close deals.

Lead architecture and scaling of an automated, AI-driven vulnerability detection and remediation platform across cloud, containers, and applications. Correlate SAST/DAST/SCA findings, implement AI-assisted triage, run red/purple team validation, and build automated remediation pipelines integrated into CI/CD for continuous compliance and risk reduction.

Senior Cloud Security Engineer responsible for hands-on remediation of cloud and infrastructure vulnerabilities, operating vulnerability and CSPM tooling, enforcing secure configurations across Azure environments, embedding security in CI/CD and IaC, supporting compliance/audits and reporting, mentoring engineers, and partnering with cross-functional teams to maintain cloud security posture and policy.