Top Security Engineer Jobs

Designs and scales network security systems, real-time algorithms, and automated defenses against bot attacks and DDoS threats. Processes network telemetry using streaming and machine learning technologies, automates cloud and edge security controls with Terraform, improves monitoring and resilience, responds to incidents, conducts technical reviews, develops runbooks, and mentors engineers.

Build and operate infrastructure security platforms centered on workload identity, service-to-service authentication, authorization, and short-lived credentials. Replace static secrets with identity-based systems, develop identity-authenticated proxies and APIs, and unify authorization policy management. Partner with platform and application teams to drive adoption, migrate legacy systems, and ensure reliable production infrastructure with strong developer experience.

Build Tempo’s product security program from the ground up, including application, infrastructure, endpoint, and supply-chain security tooling. Identify and remediate production and development-pipeline risks, lead incident response through post-mortems, conduct secure design reviews, and establish scalable security practices. The role requires hands-on coding, deep incident-response expertise, strong infrastructure and application-security knowledge, and autonomous collaboration with engineering.

Design, implement, and maintain cybersecurity infrastructure for mission-critical DoD networks. Perform risk and vulnerability assessments, configure cyber architectures, integrate security controls, monitor systems, respond to incidents, and apply emerging technologies. The role supports Zero Trust, DevSecOps, RMF processes, system certification and authorization, and DoD acquisition requirements while leveraging tools such as CRIBL, GitLab, Kubernetes, and Splunk.

Administers and troubleshoots enterprise firewall and network security services, including VPNs, routing, segmentation, SD-WAN, access control, certificates, and monitoring. Resolves complex network issues, leads projects, develops documentation and processes, supports change management, and coaches peers. Serves as a subject matter expert for network security while collaborating with infrastructure teams to improve service efficiency and reliability.

Owns broad product and operational security responsibilities, including identity and access management, threat modeling, code review, fuzzing, bug bounty operations, AI security research, software supply chain monitoring, penetration test coordination, and compliance evidence. The role requires a strong software engineering background, product security expertise, security tooling development, systems programming experience, and familiarity with web3 or DeFi. It is remote-first and emphasizes autonomy, documentation, and high ownership.

Own corporate security by protecting workforce identities, endpoints, and enterprise applications. Build Okta-based identity and access controls, endpoint security through MDM and EDR, secure SaaS configurations, and software integrations that automate policy enforcement and identify security gaps. The role also supports phishing-resistant authentication, least privilege, patching, device posture controls, endpoint investigations, and secure management of OAuth and AI-tool integrations.

Investigate and respond to cybersecurity incidents, analyze threats and security logs, develop defensive controls, conduct digital forensics, research vulnerabilities, and collaborate with security and legal teams. The role requires rotating 24/7 shift coverage, including weekends and holidays, with expertise in multiple security operations domains.

Leads AI security, platform modernization, and developer productivity initiatives. Designs enterprise solutions, manages AI vulnerability remediation, develops CI/CD and DevSecOps automation, modernizes Java platforms, enables rapid security releases, and establishes secure AI development standards. Partners with architecture, security, infrastructure, and engineering teams to deliver secure, scalable platforms and improve software delivery efficiency.

Design, build, operate, and secure identity and authorization services supporting vehicle, cloud, and enterprise systems. Own SpiceDB authorization models, APIs, SDKs, workload identity, OAuth2/OIDC, mTLS, key distribution, and cloud-native deployments on Go, Kubernetes, and AWS. Partner cross-functionally on platform adoption, incident response, vulnerability mitigation, regulatory compliance, and security architecture. Mentor engineers and lead platform capabilities from requirements through production operationalization.

Maintain and configure virtualization and networking infrastructure including Citrix NetScalers, vCenter/ESXi, and VMware platforms. Implement NSX, SRM, and vSAN for DR/failover, design complex distributed systems and failover strategies, monitor VM health across data centers, and support cloud migration and automation integration.

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.

Design and implement embedded product security for Bose audio devices: secure boot, firmware encryption/signing, anti-reverse-engineering, key and credential management, ARM TrustZone applets, security assessments, vulnerability response, and cross-functional security guidance throughout the development lifecycle.

Lead detection and response across cloud, blockchain, and AI surfaces. Build detection coverage, run incident response, deploy SOC AI tooling, maintain SIEM/SOAR and orchestration, and collaborate cross-functionally to remediate threats and improve visibility. Participate in on-call rotation and support threat modeling, vulnerability scans, and custom tooling.

Lead security incident responses, build and maintain detection engineering frameworks across cloud and Kubernetes environments, and architect AI-driven Autonomic Security Operations capabilities. The role involves analyzing multi-language codebases, identifying vulnerabilities, tuning detection pipelines, developing SOAR playbooks, communicating with executives during high-pressure incidents, and participating in a weekly on-call rotation.

Design, develop, test, deploy, and support secure Java applications and microservices in the identity and authentication domain. Translate business and security requirements into technical designs, build REST APIs, remediate vulnerabilities, and support reliability, compliance, audits, and production issues. Lead complex technical initiatives, participate in Agile and DevOps delivery, conduct reviews, plan releases, perform root-cause analysis, and mentor engineers.

Build backend services and distributed systems for a cybersecurity and software supply chain security platform. Develop scalable APIs, data pipelines, and platform components handling vulnerability, container, package, runtime, and SBOM data. Work across Linux, Kubernetes, containers, and cloud environments while solving concurrency, performance, reliability, and distributed processing challenges. Own projects from design through deployment, participate in architecture discussions, review code, and collaborate with security researchers and product teams.

Develop and integrate security software for Cisco’s SD-WAN routing portfolio, including firewall, IPS/IDS, content filtering, and file inspection capabilities. Design optimized C/C++ code, write unit tests, perform code reviews, troubleshoot embedded software, and author technical specifications. Collaborate with product managers and architects on roadmaps, apply secure coding practices, use AI-assisted development tools, and mentor junior engineers.

Build, operate, and improve enterprise security telemetry and detection platforms across hybrid, cloud, and on-premises environments. Engineer SIEM, EDR, SOAR, and log pipelines; develop detection content; implement access controls, integrations, validation, and observability; troubleshoot visibility gaps; and support incident response. The role also documents architectures, evaluates emerging technologies, contributes to AI monitoring, and partners across security, infrastructure, architecture, and product teams.

Leads classified information system security, NISP and government compliance, security documentation, system hardening, monitoring, audits, risk assessments, incident response, and accreditation. Administers secure DoD Windows environments, supports classified systems, coordinates with government and internal security stakeholders, and assists with commercial cybersecurity compliance and third-party risk assessments. The role is fully onsite in New Jersey and requires eligibility for a U.S. Government security clearance.

Engineer and maintain enterprise infrastructure security across data centers, networks, firewalls, remote access, identity systems, and cloud-connected platforms. Responsibilities include firewall and VPN administration, Zero Trust implementation, vulnerability remediation, system hardening, infrastructure monitoring, compliance support, risk assessments, documentation, and collaboration with Security, Cloud, Infrastructure, and application teams. The role is remote but requires travel to data centers and occasional evening or weekend work.

Provides information security engineering, integration, and solution development for a government customer. Responsibilities include malicious code detection, intrusion detection, and development and integration of information security tools. Requires a bachelor’s degree, at least three years of relevant experience, and an active TS/SCI clearance with full-scope polygraph. The position is located onsite in Herndon, Virginia, with minimal travel.

Supports and maintains cybersecurity infrastructure for casino gaming systems, payment data, guest information, and IoT devices. Responsibilities include managing EDR, firewalls, network segmentation, NetFlow, identity-based access, SIEM and vulnerability tools; supporting PCI DSS, GLI, and regulatory compliance; monitoring incidents with a managed SOC; conducting assessments; assisting with response, audits, vendor risk, security training, system integration, documentation, and on-call coverage.

Designs, deploys, and optimizes enterprise data protection across Microsoft 365, endpoints, cloud applications, SaaS platforms, and network egress points. Manages DLP, data classification, Microsoft Defender, Sentinel, Varonis, and DSPM capabilities; investigates incidents, reduces false positives, assesses data exposure, and drives remediation. Develops data handling standards, automation, documentation, reporting, and security metrics while partnering with IT, Legal, Compliance, and business data owners.

Designs and develops secure systems and architectures for U.S. Navy missions. Responsibilities include analyzing engineering and security requirements, hardening systems, reducing attack surfaces, applying secure coding and operating-system security practices, evaluating architectures against adversary threats, and implementing cybersecurity countermeasures across system lifecycles.