Top Cybersecurity Engineer Jobs

Build and operate cybersecurity capabilities in a U.S. government air-gapped classified cloud environment. Responsibilities include vulnerability management, incident response, threat hunting, threat detection, investigation and response tooling, and collaboration with customers and Cyber Defense teams. The role also develops best practices, coordinates across teams, manages competing priorities, and provides technical leadership across classified cloud environments.

Provides Information Systems Security Engineering and DevSecOps support for the C-17 program. Integrates cybersecurity requirements into system architecture, development, configuration, and operations; traces controls to security requirements; maintains RMF artifacts and security baselines; supports vulnerability scanning, STIG assessments, audit reviews, endpoint protection, DLP, PPSM entries, and supply-chain evaluations across multiple enclaves.

Lead and execute Risk Management Framework authorization processes for systems and applications. Develop security documentation, conduct cloud security risk assessments, build authorization packages, support incident response and cyber defense operations, improve reporting and situational awareness, and automate inefficient security processes. Coordinate with stakeholders to implement technical solutions that strengthen system security and compliance with NIST and DoD requirements.

Support and sustain OMS messaging infrastructure for DoD and allied users. Apply patches, change system configurations, resolve security findings, deploy endpoint security modules, perform ACAS scans, ensure DISA STIG compliance, provide RMF support, and produce technical documentation.

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.

Design, implement, and evaluate cybersecurity solutions and controls for DoD information systems. Conduct risk assessments and vulnerability analyses, recommend mitigations, support test plans, ensure compliance with DoD standards, prepare technical documentation, and collaborate with multidisciplinary teams.

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.

The Cybersecurity Engineer detects and responds to threats, improves endpoint visibility and security posture, supports incident response, automates alerting and reporting, manages vulnerabilities, and partners with IT on patching and system hardening. The role monitors hybrid environments, investigates suspicious activity, documents security standards, and drives continuous improvement. It requires enterprise IT and cybersecurity experience, endpoint security expertise, scripting skills, and strong Windows Server knowledge.

Build and operate cybersecurity capabilities in Workday’s U.S. Government air-gapped classified cloud. Responsibilities include vulnerability management, incident response, threat hunting, threat detection, security tooling, and collaboration with federal customers and internal cyber defense teams. The role requires cloud security experience, technical leadership, security operations expertise, and eligibility for a potential TS/SCI with CI Poly clearance.

Build and operate cybersecurity capabilities in a U.S. Federal air-gapped classified cloud environment. Responsibilities include vulnerability management, incident response, threat hunting, threat detection, security tool development, and collaboration with customers and cyber defense teams. The role requires technical leadership, cloud security experience, prioritization of vulnerabilities, SIEM and SOAR expertise, and the ability to support multiple projects and operational responsibilities.

Designs and implements cybersecurity controls, evaluates network, system, and application vulnerabilities, identifies advanced threats, and develops remediation strategies. The role involves monitoring and improving cyber defenses, responding to security breaches, communicating security risks to stakeholders, and supporting mission-critical infrastructure and national security initiatives.

Provides cybersecurity engineering support to a NAVSEA contractor team. Responsibilities include implementing and monitoring cyber defense measures, assessing vulnerabilities, developing remediation strategies, maintaining security controls, responding to breaches, and ensuring compliance with cybersecurity policies and Assessment and Authorization requirements. The role is based primarily at the Washington Navy Yard, with occasional naval-centric travel to locations including Norfolk and San Diego.

Lead development and implementation of ADAS cybersecurity architecture and processes, ensuring compliance with automotive security standards. Perform threat modeling, TARA, failure mode analysis, hardware/software integration, HIL/bench/in-vehicle verification, and SoC troubleshooting. Collaborate cross-functionally, manage work items in Jira, and support ECU key/certificate management and manufacturing cybersecurity processes.

Serve as a Senior Cybersecurity Engineer supporting a Navy program: integrate cyber requirements across the SDLC, perform ACAS/Nessus scans, evaluate DISA STIGs/SCAP, identify and remediate vulnerabilities, develop POA&Ms, SAPs and SARs, create architecture and data flow diagrams, and support RMF processes to achieve ATO/IATT.

Senior technical authority responsible for integrating cybersecurity and compliance into software-intensive mission systems. Translate security requirements (NIST/CMMC/RMF) into architecture and engineering solutions, assess risk and gaps, support accreditation and continuous compliance, mentor engineers, and enable secure DevSecOps and cloud practices while maintaining mission performance in classified and unclassified environments.

Design, build, and maintain secure, scalable full-stack web applications for cybersecurity products. Implement Vue.js frontends, Java Spring Boot and Python backends, RESTful APIs, data pipelines, AI/LLM features (embeddings, vector search, RAG), and deploy/operate services on Azure with CI/CD, observability, and secure coding practices. Collaborate with cross-functional teams to deliver production-grade, AI-enabled features and maintain system reliability and performance.

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

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

Lead and operate security control domains (identity, cloud, network, endpoint, monitoring). Deploy and harden tools, author architecture and runbooks, lead cross-team rollouts, mentor engineers, support SOC detection/response, and maintain audit-ready evidence and automation.

Design, implement, and maintain cybersecurity controls for DoD systems. Lead RMF activities, perform vulnerability and compliance scanning, use eMASS and ACAS, assess risks, recommend mitigations, and communicate findings to technical and non-technical stakeholders to protect Navy missions.

Design, implement, and monitor security controls; perform offensive and defensive assessments (pen tests, red team); conduct incident response and OSINT analysis; draft technical documentation and incident plans; collaborate with stakeholders and present findings.