Top Remote Senior Security Engineer Jobs

Lead enterprise eDiscovery and insider-risk investigations by collecting, preserving, analyzing, and reviewing data from cloud infrastructure, endpoints, and repositories. Build AI-powered automation, correlate activity logs into investigative timelines, manage legal holds and governance policies, support digital forensics, and produce structured evidence packages for Security, Legal, HR, and investigative teams.

Conduct red-team assessments of formally verified systems, evaluating proofs, specifications, threat models, and trusted computing bases. Build AI-driven vulnerability discovery, triage, and exploit-generation tooling; identify and demonstrate exploitable weaknesses in software and infrastructure. Produce rigorous security reports, publish methodologies, collaborate with domain experts and third parties, and deliver engagements on fixed schedules.

Provides hands-on endpoint, mobile, network, and infrastructure security for executives, remote offices, and sensitive locations. Responsibilities include configuring devices and controls, conducting site security assessments, remediating gaps, troubleshooting security systems, coordinating with Physical Security and vendors, maintaining documentation and runbooks, supporting audits, and responding to urgent after-hours issues. Regular domestic and international travel is required.

Lead security engineering across AI systems, cloud infrastructure, product security, GRC automation, GitHub controls, and compliance workflows. Develop AI-specific threat models and guardrails, automate security checks and evidence collection, strengthen AWS and GCP environments, manage CSPM tooling, and secure software supply chains. Partner with Engineering, Product, Legal, IT, and GRC to establish security programs and practical controls for Jasper’s AI platforms.

Lead secure design reviews, threat modeling, and security risk assessments for products and features. Partner with engineers, product managers, and designers to develop secure architectures, provide remediation guidance, promote security culture through training and mentoring, oversee vulnerability management, and explain security events. Build security tooling, automate secure development practices, and establish architectural patterns and processes that reduce security risk across DigitalOcean’s engineering organization.

Lead and evolve the insider threat program by engineering detection, automating investigation workflows, tuning UEBA/SIEM/DLP/UAM/SOAR detection content, conducting threat hunting and DFIR, collaborating with HR/Legal, and using data analytics (e.g., Pandas) to investigate anomalous activity and reduce internal risk.

Assess product and application architectures, develop threat models, identify security risks, and guide engineering teams on remediation. Promote security culture through training, mentoring, vulnerability management, and internal security initiatives. Build security tooling, automation, patterns, and workflows that embed secure-by-design practices across engineering. Partner with product managers, designers, and engineers to secure complex, large-scale cloud systems.

Protect corporate data through DLP implementation, tuning, alert review, false-positive reduction, and control optimization across web, endpoint, email, cloud, and SaaS environments. The engineer will review data protection programs, improve monitoring and blocking controls, collaborate with business partners, and use automation and emerging AI tools to strengthen security operations.

Leads enterprise data protection initiatives, including data classification, DLP policy management, eDiscovery support, insider threat investigations, and data governance. Uses behavioral analytics, audit logs, SIEM, UEBA, and forensic tools to identify misuse and leakage. Develops security controls, incident response playbooks, and compliance updates while collaborating with Legal, HR, and Compliance. Participates in threat-hunting and red, blue, and purple team exercises. Requires five-plus years of relevant experience and eligibility for a Top Secret clearance.

Build and operate a security data platform connecting SIEM, identity, asset, threat intelligence, and knowledge graph systems. Design core APIs, distributed data pipelines, schemas, risk scoring, entity resolution, and coverage queries. Own architecture and platform workstreams from scoping through delivery, collaborate with detection and identity teams, review code, mentor engineers, and drive partner adoption. The role requires expert Python, deep Splunk expertise, cybersecurity experience, and senior-level project ownership.

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.

Lead the design, architecture, delivery, and operation of cloud-native security platforms. Own Terraform and CI/CD standards, integrate and tune security tools, mentor engineers, lead incident troubleshooting and root-cause analysis, and partner with Incident Response, Threat Engineering, and GRC. Drive resilience, disaster recovery, secure-by-design practices, AI-assisted engineering adoption, and production delivery across complex AWS environments.

Leads the architecture, development, operation, and lifecycle management of cloud-native security platforms and tooling. Owns Terraform and CI/CD standards, integrates security tools, troubleshoots incidents, and improves resilience. Partners with Incident Response, Threat Engineering, and GRC to translate threats and compliance needs into engineering solutions. Provides technical leadership, mentors engineers, conducts design and code reviews, and promotes secure-by-default practices across production environments.

Lead public sector security compliance initiatives, including FedRAMP continuous monitoring, audits, certifications, GRC strategy, compliance automation, documentation, customer support, and regulatory analysis. Collaborate with IT, Product, Engineering, Security, Legal, auditors, and government customers to strengthen compliance across GitLab’s SaaS and self-managed offerings.

Design, implement, and maintain security controls across cloud (AWS) and on-prem systems. Lead vulnerability management, incident response, and remediation. Serve as SME for SIEM, SAST/DAST, IAM. Embed security in SDLC, support SOC 2/ISO 27001 audit readiness, mentor junior engineers, and recommend control improvements.

Designs and implements secure cloud architectures, IL5 controls, STIG-aligned hardening baselines, identity integrations, and cybersecurity controls for federal and DoD-aligned platforms. Performs security assessments, vulnerability analysis, continuous monitoring, secure deployment reviews, audit support, and remediation planning. Requires expertise in AWS, NIST, RMF, PKI, SIEM, and cloud security, along with mentoring junior engineers and documenting technical architectures. The role is fully remote but requires an active Top Secret clearance and substantial security engineering experience.

Senior Security Engineer responsible for application, cloud, and platform security across an enterprise SaaS environment. The role involves building security automation and agents, integrating risk-based reviews into development, conducting threat modeling and code reviews, improving detection and observability, remediating systemic risks, and supporting compliance initiatives. The engineer will partner closely with development teams and help secure AI-powered features, cloud infrastructure, APIs, and deployment mechanisms.

Designs, documents, tests, and maintains IT general and security controls across corporate, engineering, SaaS, and cloud-native systems. The role maps controls across SOX, SOC 2, ISO, NIST, PCI-DSS, privacy, and contractual requirements; manages audits, access reviews, change-management testing, remediation, policy work, and evidence automation. It also establishes governance standards for enterprise AI use and partners with IT, Security, Engineering, Finance, Legal, Privacy, and auditors.

Own and evolve GitLab’s authorization systems across its Ruby on Rails monolith and next-generation Rust policy engine. Design fine-grained permissions for users, tokens, roles, and AI agents; secure GraphQL and REST APIs; lead feature-flagged rollouts and migrations; improve performance and reliability; and collaborate across authentication, platform, AI, and modular-service teams in a distributed asynchronous environment.

Conduct manual penetration tests and secure code reviews across web applications, APIs, AWS infrastructure, and AI systems. Develop AI-assisted security tooling, test LLM applications and agents, triage SAST findings, tune detection rules, support security reviews before production, and communicate risks and remediation priorities to engineering teams.

Own and improve Onebrief’s corporate security stack across endpoints, identity, SaaS, browsers, Zero Trust, EDR, SIEM, and MDM. Establish secure configuration baselines, detect and remediate drift, integrate telemetry, and build API-driven or infrastructure-as-code automation. Translate CMMC 2.0 and NIST-aligned requirements into continuously validated technical controls and reliable audit evidence. Partner with Corporate IT, Security Operations, GRC, and application owners to strengthen security posture and reduce manual compliance work.

Designs, implements, and maintains enterprise IAM solutions across hybrid on-premises and cloud environments. The role drives Zero Trust modernization, identity automation, access governance, privileged access controls, threat monitoring, and automated response. Responsibilities include evaluating security technologies, mitigating identity risks, supporting compliance and audit readiness, and establishing security standards. The engineer collaborates with infrastructure, application, and security teams and participates in rotational on-call, weekend, and holiday support.

Lead technical response to security incidents across Twilio's global cloud infrastructure. Triage, contain, remediate, document incidents, drive post-incident improvements, automate workflows (SOAR), extend SIEM capabilities, participate in on-call rotation, mentor teammates, and collaborate with R&D to improve detection and threat mitigation.

Secure Agora’s applications, APIs, cloud infrastructure, Kubernetes workloads, deployment pipelines, and blockchain-related systems. Responsibilities include threat modeling, architecture and code reviews, security tooling administration, detection engineering, monitoring, incident response, vulnerability management, penetration-test coordination, security automation, and cross-functional remediation. The role partners closely with Engineering, Product, Infrastructure, Compliance, Operations, and the SOC to improve controls, telemetry, response readiness, and security risk visibility.

Consult with clients to design, implement, configure, test, troubleshoot, and support physical security systems, including video surveillance, access control, sensors, and integrations. Develop network architectures, lead design workshops, execute test plans, document solutions, and serve as a technical customer contact. Support project delivery, sales engagements, upgrades, and complex hardware/software problem resolution while managing timelines, expenses, and customer expectations. Travel and occasional off-hours work are required.