Top Security Engineer Jobs

Customer-facing cloud security presales engineer who consults with executives and security teams, develops security services and lab-based use cases, educates sales, creates collateral, and stays current on security technologies and frameworks to support sales engagements.

Provide systems engineering and administration for high-security Special Program networks: monitor and respond to cybersecurity incidents, perform risk assessments, maintain compliance with government regulations, configure and harden Windows/Linux endpoints and Cisco infrastructure, run vulnerability scans and mitigations, manage VMs, develop security plans and documentation, and collaborate across IT teams to ensure secure, reliable operations.

Lead engineering and operations for the enterprise PKI infrastructure, supporting internal and external CAs, SSL and code signing. Design, test, implement PKI changes, run POCs, consult business units on encryption and certificates, interface with vendors, ensure high availability, and coordinate large integration and migration projects.

Design, develop, and deploy autonomous AI agents and ML models to automate cybersecurity use cases (incident investigation, vulnerability prioritization). Integrate LLMs, build data pipelines with vector databases, implement MLOps and cloud AI deployments, enforce safety/compliance guardrails, and optimize workflows for automated remediation.

Lead design and implementation of enterprise IAM capabilities (IGA, AM, PAM). Build SSO/MFA, RBAC/ABAC, lifecycle provisioning/deprovisioning, privileged account management, integrations with cloud and on‑prem, scripting automation, directory services management, and IAM monitoring and incident response.

Lead the security architecture and implementation for an enterprise AI platform: secure cloud infrastructure, data protection, IAM, tenant isolation, and GenAI workflows. Embed security into CI/CD, IaC, containers, secrets management, and operations. Design secure customer deployment patterns, support enterprise security reviews, and partner on compliance (SOC 2, ISO 27001, SSPA) while personally implementing critical security capabilities and guiding cross-functional engineering teams.

Designs and governs enterprise Zero-Trust security architecture across on-premises, clinic, and cloud environments. Leads IAM, endpoint protection, EDR, patching, network segmentation, security policy development, risk and vulnerability assessments, incident response, SOC coordination, and compliance with NIST and HIPAA. Mentors team members and liaises with external vendors and auditors.

Build and deploy machine-learning prototypes and tools for AI security; analyze large cybersecurity datasets; support AI red teaming and adversarial ML; collaborate with researchers to translate research into operational capabilities.

Design and implement ML-based prototypes, tools, and systems for AI security. Collaborate with researchers to execute experiments, analyze large cybersecurity datasets, support adversarial ML and red teaming, and translate research into deployable, maintainable software solutions.

Designs, implements, maintains and monitors information security and privacy controls; responds to incidents; administers authentication and access controls; performs risk, compliance and governance assessments; and supports security training and third-party assessments.

Lead architect and technical authority for security systems: design, implement, maintain and monitor security and privacy controls; oversee incident response, access management, risk and compliance assessments, governance, and security awareness training. May supervise engineers or lead large, complex security projects.

Designs, implements, and maintains information security and privacy controls; monitors and responds to incidents and vulnerabilities; administers authentication and access controls; conducts risk, compliance, and governance activities; develops security policies, training, and monitoring capabilities; advises on privacy and regulatory risk and coordinates third-party responses.

Assist in implementing, monitoring, and maintaining information security and privacy controls. Support incident detection and response, vulnerability monitoring, access provisioning/deprovisioning, identity and access management, security assessments, and security training and awareness programs. Works under supervision on limited-scope assignments and escalates significant deviations.

Hands-on Senior Security Engineer to design, implement, and tune Microsoft 365 data protection across SharePoint, OneDrive, and Teams. Configure DLP, retention and classification labels, reduce oversharing risk, validate business use cases, and collaborate with end users to align security controls with business needs.

Lead and execute Red Team and Purple Team offensive security exercises across hybrid environments, build/automate C2 infrastructure, research and develop attack tradecraft, assist incident investigations, produce technical reports with risk ratings, and collaborate with stakeholders to remediate vulnerabilities and improve detections.

Lead design and implementation of a product security framework, perform risk assessments, vulnerability scanning and static code analysis, remediate vulnerabilities, mentor engineers, and implement security architecture (encryption, authentication, logging, hardening) across C#.NET/ASP multi-tier applications.

Build offensive, agentic capabilities and customer-facing features using LLMs; design and ship production Python backends; lead technical design discussions; propose and implement roadmap initiatives; translate ambiguous challenges into actionable plans; uphold code quality and engineering standards while working with a fast-moving security product team.

Lead design and improvement of cloud-native security platforms, focusing on Kubernetes, AWS/Azure, CI/CD automation, observability, and security guardrails. Build tooling and infrastructure-as-code, drive incident response and remediation, mentor engineers, and partner with platform and development teams to embed scalable security practices across the organization.

Design, integrate, test, operate, and maintain LAN/WAN network security for SIGINT systems. Configure switches, routers, firewalls, encryption devices, and authentication systems; troubleshoot complex network/security issues; support UNIX/Linux/Windows environments and connectivity (copper/fiber). Provide occasional after-hours operational support.

Lead application security efforts across product and platform teams by performing security assessments, vulnerability testing, code reviews, threat modeling, and CI/CD integration. Collaborate with SRE, development, IT, and risk teams to remediate vulnerabilities, implement secure coding practices, provide training, and drive security process improvements. Mentor engineers and stay current on threat techniques and protective controls.

Design and ship features enforcing enterprise security policies for MCP access and usage. Improve deterministic and LLM-based risk policies. Deepen integrations with identity providers and strengthen the platforms security posture. Collaborate across product and engineering, participate in on-call rotation, and own features from design through production and support.

Lead design and implementation of security controls across cloud, endpoints, email, and data protection. Own endpoint security (CrowdStrike), email security and DLP, support AWS/GCP security, drive incident response, vulnerability management, IAM (Okta), and compliance (SOC 2, ISO 27001, FERPA). Serve as technical security lead on cross-functional initiatives and recommend security tooling.

Deploy and operationalize depthfirst's security AI agents at enterprise customers, build custom integrations and data pipelines, collaborate with product to generalize solutions, act as trusted technical advisor, and own end-to-end delivery including onsite customer work.

Lead system-level engineering for SATCOM and in‑flight connectivity products, translating customer needs into requirements and use cases, performing system/sub-system design and verification, and maintaining technical documentation. Design and integrate embedded cybersecurity across wired/wireless aircraft systems, perform threat modeling, vulnerability assessments, pen testing, incident response, and security assurance to support certification and regulatory compliance. Mentor juniors, manage technical projects, and scout emerging technologies.

Design and enforce cloud security best practices, build automated monitoring and remediation tools, integrate AppSec into CI/CD, collaborate with incident response and development teams, research security technologies and prototypes, and manage vulnerability and compliance processes across cloud environments.