Top Remote Senior Security Engineer Jobs

Lead product and application security by partnering with product and engineering to design secure features, perform code and architecture reviews, build AI-native security tooling, create developer guardrails, and support incident response, vulnerability management, and penetration testing to scale Headway's security program.

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.

Build and advance application and product security across the engineering organization. Responsibilities include establishing secure defaults, CI guardrails, security requirements, threat modeling, risk assessments, penetration testing, vulnerability remediation, secure coding education, roadmap ownership, and hands-on code review. The role partners closely with product, engineering, DevOps, and services teams to secure applications, microservices, and AI features while enabling efficient development.

Own and improve enterprise security platforms, cloud and infrastructure security, identity governance, endpoint protection, vulnerability management, incident response, network controls, and DevSecOps practices. Lead complex security initiatives, compliance controls, vendor assessments, security architecture reviews, and AI security governance. Build automation with PowerShell and Python, partner with IT Operations and DevOps, reduce manual work, and serve as the senior escalation point for technical security incidents.

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.

Design, implement, and operate IAM solutions across cloud and internal systems. Build role-based access models, automate least-privilege workflows with Terraform/Teleport, integrate access observability into SIEM, run access reviews, and drive secure-by-default adoption through automation and documentation.

Design, build, and operate scalable IAM solutions across cloud and internal systems. Implement role design, reduce privilege sprawl, automate access workflows and reviews, integrate logging/metrics into SIEM, identify and mitigate risky permissions, and drive secure-by-default patterns and operational runbooks.

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.

Design, build, and operate Identity & Access Management solutions across cloud infrastructure, SaaS, and internal systems. Implement role design, least-privilege models, automated access reviews, SIEM-based observability, and Terraform/IAC automation. Drive end-to-end IAM projects, reduce privilege sprawl, and codify secure-by-default practices and runbooks.

Design, build, and scale IAM solutions across cloud and internal systems. Implement role design and least-privilege models, automate access workflows and reviews, integrate logging/metrics into SIEM, reduce privilege sprawl, identify and mitigate risky permissions, and operationalize IAM projects end-to-end with documentation and runbooks.

The Security Sales Engineer will support the enterprise sales team, drive security product adoption, conduct demos, and provide technical support throughout the sales cycle.

Own AWS cloud security posture and vulnerability management using Wiz and AWS-native services. Build Infrastructure as Code guardrails, secure CI/CD pipelines, automate vulnerability workflows, and operate WAF protections. Partner with DevOps and engineering on IAM, network segmentation, containers, secrets, data exposure, telemetry, threat modeling, and application security. Drive projects independently while reducing organizational risk.

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.

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.

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.

Leads account-level cybersecurity strategies and technical customer engagements for secure cloud, data, and AI adoption. Responsibilities include security architecture, solution design, demonstrations, workshops, pilots, technical validation, AI security guidance, stakeholder orchestration, Microsoft Security platform adoption, and measurable outcomes. The role partners with executives, security teams, Microsoft specialists, engineering, and customers to drive secure deployment, operational improvements, risk reduction, and platform expansion.

Support enterprise security sales by identifying customer requirements, demonstrating Datadog security solutions, providing technical expertise during evaluations and proof-of-value initiatives, and developing proposals and sales materials. The role partners with sales, product, and engineering teams, tracks security trends and vulnerabilities, influences product development, and represents Datadog at industry events. Travel up to 30% is required.

Drive adoption of Datadog security solutions in strategic enterprise accounts. Partner with sales teams to understand customer requirements, conduct technical demonstrations, support evaluations and proof-of-value initiatives, develop proposals, and provide technical expertise throughout the sales cycle. Maintain expertise in security products, vulnerabilities, cloud platforms, SIEM, SOC workflows, endpoint security, and application security. Relay customer feedback to product and engineering teams and participate in industry events with up to 30% travel.

Designs, deploys, configures, and monitors enterprise network security architecture for DHS USCIS systems. Responsibilities include threat modeling, SIEM integration, vulnerability management, security product evaluations, firewall and network device hardening, micro-segmentation, automated remediation, configuration management, security documentation, and continuous monitoring. The role supports security solution deployment across the OSI model and requires collaboration with federal stakeholders throughout the systems lifecycle.

Manage and secure endpoint devices across a manufacturing site, including configuration, software deployment, patching, antivirus/EDR, encryption, access control, and authentication. Maintain site cybersecurity policies and controls, monitor security alerts, and coordinate investigations and incident response with corporate IT and security teams. Provide troubleshooting and technical support while collaborating with global teams.

Design, build, and maintain SOAR playbooks and automated incident-response workflows; integrate security, IT, and cloud systems; deploy cloud security infrastructure via IaC; apply AI/LLM tools to security automation; collaborate with SOC, detection engineering, and IR teams; measure and report automation performance and ROI to leadership.

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

Leads secure software architecture and development for scalable, cloud-native enterprise systems. Designs application security controls, frameworks, and threat-modeling practices; establishes coding and testing standards; oversees DevOps, monitoring, telemetry, and defect management. The role also provides technical direction for AI security initiatives, translates business requirements into secure solutions, and collaborates with cross-functional stakeholders to improve system resilience and data protection.

Lead corporate security investigations and incident response across identity, endpoints, SaaS, email, and security platforms. Improve detection, response, Zero Trust controls, automation, and incident readiness. Conduct vendor security assessments, support customer security questionnaires, document risk decisions, and collaborate with Security, IT, Engineering, Legal, GRC, Procurement, Sales, and Customer Success teams.

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.