Top Security Engineer Jobs

Leads cybersecurity engineering efforts across system architecture, design, development, configuration, and security requirements integration. Conducts security solution research and alternatives analysis, develops security architectures and roadmaps, translates regulations into security processes, and oversees junior and senior cybersecurity engineers. The role focuses on enterprise cloud and on-premises systems, big data, automation, augmentation, and artificial intelligence technologies.

Build and integrate automated security tools into CI/CD pipelines, secure Terraform infrastructure, lead vulnerability remediation, perform threat modeling and architecture reviews, support SOC 2 and ISO 27001 audits, and resolve complex production security issues. The role secures distributed microservices on GCP through engineering automation and cross-functional collaboration with DevOps and product teams.

Provides technical leadership for enterprise security engineering across endpoints, infrastructure, enterprise applications, and cloud environments. Designs and scales security platforms, automated workflows, endpoint protection, EDR, application controls, system hardening, posture management, and zero-trust capabilities across macOS, Windows, and Linux. Partners with engineering teams to reduce attack surfaces, improve threat detection and prevention, and deliver security-by-default solutions.

Lead insider risk detection engineering and investigations using EDR/XDR, UEBA, SIEM, and SOAR tools. Refine detection rules, reduce alert noise, close coverage gaps, manage investigations, develop playbooks, document evidence, mentor analysts, and collaborate discreetly with HR, Legal, business leaders, and executives. The role also requires investigative workflow automation using Python or JavaScript and ownership of scalable security processes.

Lead product and application security strategy for the Endor Labs platform. Build scalable security tooling and automation, validate and remediate vulnerabilities, prevent insecure code merges, and apply LLMs and AI agents to security workflows. Conduct threat modeling and secure design reviews, secure CI/CD and build systems, influence product roadmaps, and collaborate with engineering, product, customers, and security stakeholders.

Designs and maintains network, cloud, firewall, SASE, and CASB security controls; conducts threat hunting, detection engineering, incident response, and forensic analysis; administers Microsoft Purview data governance, DLP, and eDiscovery; and manages business continuity and disaster recovery planning and exercises. Partners with legal, compliance, leadership, and business teams to address security risks and regulatory requirements.

Implements and improves enterprise cybersecurity across on-premises and cloud environments. Responsibilities include identity and access controls, security control implementation, vulnerability management, incident response, SIEM and threat monitoring, risk metrics, security architecture evaluations, and executive reporting. The engineer collaborates with infrastructure, application, IT, and business teams to integrate secure configurations, strengthen resilience, evaluate emerging threats, and support continuous improvement of SRM’s cybersecurity program.

Designs, tests, implements, and supports secure DoD enterprise networks and boundary security capabilities. Responsibilities include firewall and security appliance support, network security configuration, vulnerability assessment, packet and traffic analysis, interoperability troubleshooting, and secure cloud networking. The role collaborates with customers, vendors, and technical teams, evaluates complex network deployments, develops innovative security solutions, and mentors employees.

Owns and strengthens the security posture of cloud-based SaaS and Microsoft 365 environments. Responsibilities include vulnerability management, incident response, cloud and endpoint hardening, identity and data protection, secure configuration, monitoring, compliance evidence, customer security reviews, and risk management aligned with HITRUST, HIPAA, NIST, and related frameworks.

Designs, deploys, monitors, and governs secure operational technology environments across power generation and distribution sites. Responsibilities include industrial network segmentation, SDN flow policies, SCADA and device hardening, secure remote access, asset visibility, vulnerability management, anomaly monitoring, incident response, audit support, and alignment with IEC 62443 and NIST CSF. Partners with Engineering, IT, Operations, OEMs, and service providers to establish a new OT security program.

Designs, implements, configures, and supports enterprise cybersecurity solutions across IAM, endpoint, network, email, application, cloud, and security awareness domains. Conducts vulnerability assessments, threat hunting, incident investigation, security tool tuning, policy development, and security architecture reviews. Serves as a security subject matter expert on technology projects, collaborates with an MSSP, provides incident escalation support, and maintains availability for critical security operations.

Represents the company in engineering electronic security system products and solutions. The role requires at least 10 years of electronic security systems experience, an engineering degree, and preferably professional engineering, CPP, or PSP certification. This is a key contract position requiring Secret clearance.

Develop and evaluate backend security coding tasks for AI systems. Responsibilities include implementing backend features, fixing bugs, refactoring code, optimizing performance, identifying and remediating vulnerabilities, conducting security-focused code reviews, and creating deterministic automated tests and verifiers. The role requires strong backend engineering, application security, debugging, testing, algorithms, and software architecture skills. Work is remote, flexible, part-time, and contractor-based.

Own cloud security posture across multi-account AWS and Kubernetes environments, including EKS, Istio, identity, PKI, encryption, and policy-as-code. Design security guardrails, harden platforms against compliance standards, develop detections, threat hunt, automate controls with Terraform and Python, and support incident response. Partner with engineering, AppSec, and GRC teams, produce compliance evidence, mentor teammates, and develop AI-assisted security automation.

Develop and manage multi-cloud security solutions for government customers. Define cloud security architecture and controls, support DevOps accreditation, maintain security applications, resolve infrastructure vulnerabilities, provision cloud access, deploy security tools, and collaborate with engineering, compliance, and security leadership. The role requires expertise across Azure, AWS, Google Cloud Platform, CI/CD pipelines, and cleared federal cloud environments.

Develop and improve security for Fortnite, Unreal Engine, and backend services. Responsibilities include identifying vulnerabilities, communicating risks, implementing security solutions, architecting and maintaining security initiatives, debugging security systems, and applying AI to vulnerability research. The role requires expertise in C++, Go, or C#, operating system security, network exploitation, malware techniques, sandboxing, and cryptographic principles.

Own end-to-end cybersecurity, insider threat, and external threat incident response for Microsoft Quantum, including detection, investigation, containment, recovery, root-cause analysis, and executive closure. Lead cross-functional response with security, legal, HR, trade, and national security teams. Define the architecture and operating model for an AI-enabled SOC, improve Microsoft Sentinel detections and data onboarding, and translate incident findings into durable controls, runbooks, and monitoring improvements.

Performs end-to-end security assurance assessments across Microsoft services and capabilities. The role analyzes threat trends, anomalies, vulnerabilities, and security defects; evaluates service and application security; develops expertise in security issues and mitigations; supports reporting; and collaborates with engineering, legal, trade, national security, customers, and partners to improve secure design and continuous security operations.

Provides systems security engineering for Air Force armament programs, including anti-tamper, information assurance, supply chain risk management, and platform security. Identifies critical program information and mission-critical components, develops protection specifications, supports secure weapon-system integration, and ensures compliant connections to classified networks. The role also supports RMF assessments, authorization, continuous monitoring, ATO processes, PIT security, audits, and stakeholder coordination while protecting classified technologies from exploitation and supply-chain risks.

Designs, develops, tests, deploys, and maintains cybersecurity automation playbooks using SOAR, Python, APIs, CI/CD, infrastructure-as-code, and LLMs. Partners with SOC, DLP, threat intelligence, red team, insider risk, and detection teams to automate workflows, improve incident response, tune detections, and measure efficiency gains. Leads automation initiatives, enforces quality and standardization, and supports continuous improvement across security functions.

Develop and advance the organization’s Insider Threat Program by assessing capabilities, creating behavioral indicators, enhancing detection analytics, and investigating suspicious activity. The role analyzes security, fraud, and behavioral telemetry; configures monitoring technologies; reduces false positives; produces risk reporting and metrics; and partners with Cybersecurity, Fraud, HR, Legal, Risk, and Technology teams to improve insider-risk detection and response.

Designs and implements security solutions for surgical robotic systems, embedded platforms, manufacturing processes, and networked medical devices. Responsibilities include OS hardening, kernel patching, access control, secure communications, threat modeling, risk analysis, vulnerability mitigation, and security architecture. The role collaborates with product, manufacturing, legal, regulatory, quality, and engineering teams to ensure secure development and compliance across Yocto Linux, QNX, and related environments.

Designs and secures AWS cloud architectures, container platforms, Infrastructure as Code, and CI/CD pipelines for defense and AI-enabled mission applications. Implements identity, network, encryption, secrets, monitoring, vulnerability management, compliance, and automated security controls. Supports RMF and ATO activities, troubleshooting, architecture reviews, and secure deployment across environments. Mentors engineers and partners with software, AI/ML, cybersecurity, architecture, and mission teams in AWS GovCloud.

Develops and implements cloud security architectures for Intelligence Community systems. Responsibilities include evaluating security documentation, validating compliance, supporting RMF assessment and accreditation, analyzing risk, evaluating software assurance, recommending security tools, and implementing cloud, on-premises, and hybrid security solutions. The role requires collaboration with clients and leaders, troubleshooting, guidance development, and work in Agile environments.

Build and operate security infrastructure protecting MongoDB Atlas across AWS, Azure, and GCP. Responsibilities include hardening Linux hosts and containers, implementing Kubernetes security controls, managing CSPM and workload identity platforms, deploying security controls through Terraform and other IaC tools, and creating monitoring and alerting systems. The role leads initiatives from threat modeling and architecture through implementation, rollout, and ongoing production reliability.