Top Cybersecurity Engineer Jobs

Manage and harden cloud and on-premises environments, deploy and maintain NSM/EDR/MDR/XDR and vulnerability management, perform security reviews and incident response, support compliance in Microsoft GCC High/GovCloud, implement security controls and remediation, configure network/security devices, and document security posture and procedures for internal and external clients.

Secure telecommunications technologies (3GPP/IMS/packet core/5G) by performing security assessments, vulnerability testing, threat modeling, and designing security controls. Collaborate with engineering teams to integrate security into development and deployment, lead strategic initiatives for e911, VoLTE, messaging platforms, and mitigate signaling/protocol risks (Diameter, SIP, SS7).

As a Principal Cybersecurity Engineer, you will design and maintain security systems for the Workday product within AWS, focusing on Kubernetes, Python, and Infrastructure as Code tools while integrating security into the engineering workflow.

Provide security engineering and DLP administration for DLA JETS DLP program, support incident response and cybersecurity content development, analyze and implement security requirements, integrate security solutions, and coordinate enterprise-wide incident handling in accordance with DoD directives.

Support cybersecurity for power plant control systems by maintaining network diagrams and asset inventories, assisting assessments and compliance, troubleshooting critical systems, and supporting control system modernization and documentation in collaboration with engineering and plant teams.

Design, implement, and maintain enterprise cybersecurity architectures across cloud and on-prem environments. Lead deployment of security controls (SIEM, EDR, IAM), perform threat modeling, risk assessments, compliance (NIST, ISO, SOC 2), incident response, and mentor junior staff while partnering with cross-functional teams to embed security into systems and cloud-native development.

Support design, deployment, and maintenance of enterprise identity and directory solutions. Manage Active Directory, GPOs, AD migrations, authentication (Kerberos, NTLM, PIV), SSO/ADFS integrations, PKI, and related services. Develop PowerShell/Visual Basic scripts, troubleshoot directory/authentication issues, perform functional testing, document processes, and collaborate with internal teams and developers to capture requirements and deliver IAM solutions.

The Cybersecurity Engineer protects clients by managing security monitoring solutions, vulnerability management, and compliance in cloud and on-premises environments.

Responsible for implementing cybersecurity policies, ensuring compliance, managing risks, and responding to breaches, with a focus on DARPA programs.

The Cybersecurity Engineer will provide security support for the Department of the Interior, analyze firewall configurations, implement security controls, and perform technical writing for documentation and reports.

Lead the team as a Project Manager while directing cybersecurity engineering efforts. Manage projects ensuring compliance with DoD standards and mentor team members. Oversee R&D and quality assurance initiatives and provide analytical support for cyber operations.

As a Cybersecurity Engineer, you will manage CNAPP configurations, integrate security into cloud platforms, and support secure DevSecOps practices across multi-cloud environments.

Responsible for cybersecurity related to submarine-launched ballistic missiles, including requirements development, threat analysis, and system engineering design. Must hold an active DoD clearance.

The Cybersecurity Engineer will design and implement security architectures across multi-cloud environments, perform risk assessments, and ensure alignment with cybersecurity best practices and compliance standards.

Design, implement, and evaluate cybersecurity architectures and controls for DoD systems; perform risk and vulnerability assessments; ensure compliance with DoD standards; support testing, documentation, and cross-functional integration to protect mission-critical networks.

Design, implement, and operate cybersecurity solutions for DoD email and network systems. Collaborate with teams and vendors, develop technical documentation and test plans, integrate and test email security components, recommend policies, lead secure network design, and support encrypted email inspection, zero-day detection, and cloud integrations.

As a Cybersecurity Engineer, you'll assess and design cybersecurity systems, conduct risk assessments, implement security solutions, and ensure compliance with industry standards while training team members.

Design and research embedded-system security mechanisms for authentication, encryption, and anti-tamper protection. Develop and integrate FPGA-based security for high-performance networking and accelerators, analyze interactions among security technologies, and perform large-scale telemetry and algorithmic analysis to strengthen mission-critical systems.

Provide technical leadership for system security lifecycle: system categorization, security controls selection/implementation/assessment, and ATO for cybersecurity tools. Design and implement enterprise network defense using layered defense and zero trust. Manage teams and complex tasks. Configure and operate IDS/IPS, HBSS, SIEM, firewalls, proxies, DNS security, web/email security, advanced log and packet analysis, network monitoring and access control.

Engineer and manage security tools (Tenable, Splunk, McAfee); evaluate and enforce cybersecurity policies; perform risk assessments, incident triage and coordination; conduct system hardening and security testing; develop and maintain security toolsets and posture assessments; monitor threats and recommend mitigations.

Design, implement, and manage network security and Palo Alto firewall configurations (including cloud deployments in AWS/GCP/Azure). Monitor traffic and alerts, investigate and respond to incidents, enforce security policies, document changes, and collaborate with IT/security teams to maintain continuous monitoring and compliance.

Lead identity and access management across Azure/Entra ID, on‑prem Active Directory, Okta, and Microsoft 365. Administer Azure platform services, implement RBAC, MFA, SSO and conditional access, ensure security/compliance, perform monitoring/troubleshooting, automate with PowerShell/Azure CLI, support incident response, and mentor junior engineers.

Lead cybersecurity engineering for DTRA DSMS: advise leadership on risk and posture, coordinate inspections and compliance, develop policies and SOPs, report metrics, and architect/implement security platforms (Splunk, Palo Alto) and cloud security (AWS/Azure).

Build and operate cloud security posture and related platforms; co-own enterprise cybersecurity programs; perform security architecture reviews; design and implement cloud security solutions (IAM, network, data protection, DevSecOps); automate security processes; advise IT on secure infrastructure and compliance with frameworks; maintain relevant certifications. On-site hybrid role in Los Angeles.

Lead CrowdStrike implementation and integration across on-prem and cloud environments; harden servers, networks, and storage; support vulnerability management and SIEM development; drive CMMC/NIST 800-171 compliance; assist incident response and forensic readiness; communicate risks and remediation to leadership.