Top Senior Security Engineer Jobs

Lead security architecture design and implementations, provide L2-L3 support and 24x7 incident response, manage work orders/change requests, perform on-site technical implementations and client consulting, and ensure delivery of enterprise security solutions.

Design and develop secure cloud and embedded networking software, lead architecture and implementation of end-to-end solutions, evaluate and integrate new technologies, mentor engineers, ensure compliance with development standards, and collaborate on deployment, monitoring, and support for cloud engagements.

Protect and maintain the firm's global information infrastructure by managing firewalls, IPS, proxies, endpoint security, SIEM monitoring, incident response, security audits, documentation, and collaborating with IT teams and end-users.

Lead development and maintenance of enterprise cybersecurity strategy, tools, and processes. Install, monitor, and support security applications (firewalls, EDR, DLP, IDS/IPS, vulnerability scanning), conduct testing, monitor performance, coordinate remediation, provide technical guidance, and participate in 24/7 rotational support while producing metrics and reports to ensure compliance.

Lead detection, response, and remediation of security incidents; maintain and improve security architecture, policies, and controls across cloud and on‑prem environments; manage security technologies (SIEM, IDS/IPS, vulnerability scanning, endpoint, WAF); perform threat hunting, vulnerability management, audits/pen tests response, and security project management; provide technical risk guidance and lead teams.

Lead design and implementation of embedded device security across firmware, OS, and cloud interfaces. Perform threat modeling, architect hardware-backed identity and secure key management, implement TrustZone/TEE/kernel solutions, integrate biometric sensor security, and apply secure SDLC and vulnerability management practices across multi-disciplinary teams.

Define and maintain Secure SDLC policies, manage hardened cloud container image repository, embed automated SAST/DAST/OSS scanning into CI/CD, drive container security and image hardening, manage vulnerability triage and remediation, support threat modeling and application security reviews, and enable development teams to remediate security issues before release.

Senior SAP Security Engineer responsible for gathering requirements, designing SAP roles, performing user administration, testing and documentation, supporting SAP GRC components and SOX compliance, and coordinating multiple projects. Strong communication and GRC experience required for upgrade and implementation projects.

Senior network/security engineer to support firewalls, proxies, VPN provisioning, DNS/DHCP and IP segmentation, F5 BIG-IP load balancing, Websense and other security appliances. Participate in architectural/solution design, handle break-fix of high-severity issues, maintain proactive/reactive solutions repository, and produce documentation. Must have strong communication skills.

Design, implement, and operate enterprise data security controls across cloud and SaaS environments using CASB, DSPM, and Microsoft 365 security. Support data discovery/classification, create monitoring alerts and enforcement policies, investigate data security incidents, assist Microsoft 365 security administration, and collaborate with engineers and compliance teams to maintain data protection and compliance.

Senior technical responder for application security incidents: lead escalations, analyze attacks and logs, design/implement custom security policies, perform forensics, automate ASR workflows, mentor engineers, and collaborate with customers and cross-functional teams to remediate threats and improve products.

Design, implement, and govern cloud cybersecurity architecture across multiple domains. Automate Continuous Authorization to Operate (CATO), evaluate changes against RMF/STIG, support A&A and DevSecOps pipeline security, and mentor team members. Collaborate with cloud infrastructure teams using Agile practices to ensure continuous monitoring, verification, and compliance of cloud solutions.

Perform smart contract and protocol audits, consult with external blockchain teams on remediation, conduct security research, and build internal security tools and methodologies to protect Web3 projects and clients.