Top Cyber Security Jobs

Leads product security initiatives focused on securing AI-assisted software development, AI-enabled products, and agentic systems. Designs scalable security controls, improves vulnerability detection and remediation, partners with architecture, engineering, product, and platform teams, and provides technical direction and mentorship across PayPal.

Support program-level classified security: develop and administer industrial security programs (personnel, physical, OPSEC), ensure regulatory compliance (DoD/NISPOM/ICD), conduct training, investigate violations, and maintain customer relationships. Requires active Top Secret clearance and US citizenship; occasional travel (~10%).

Designs, implements, and maintains secure enterprise network environments. Responsibilities include managing Palo Alto firewalls and Panorama, Zscaler solutions, Cisco routing and switching, BGP, network access control, security policies, and incident response. The role also automates firewall and security processes, maintains documentation, supports high-availability network operations, and contributes to security best practices. Preferred experience includes cloud networking security, Ansible, Python, Terraform, relevant certifications, and SASE integrations.

Supports DoD industrial and personnel security programs, including security package reviews, clearance eligibility management, classified material control, visitor certifications, physical security, inspections, security briefings, and DCSA assessment preparation. The intern assists the Facility Security Officer in maintaining compliance with government and company security requirements across personnel, information, systems, communications, and physical security.

Assists the IT Security Team with implementing data loss prevention and endpoint privilege management controls. Supports threat and vulnerability processes by identifying issues and collaborating with global IT stakeholders. The intern works onsite in Coralville, Iowa, reports to the IT Security Manager, and collaborates across teams to strengthen security controls protecting the organization’s global IT environment.

Administers and troubleshoots enterprise firewall and network security infrastructure, including VPNs, routing, NAT, segmentation, SD-WAN, access controls, SSO, and certificates. Serves as a subject matter expert, resolves complex network issues, leads projects, develops documentation and processes, and supports change management. Coaches team members, transfers technical knowledge, collaborates with stakeholders, and contributes to improvements across network infrastructure and security services.

Leads engineering operations, security, DevOps, quality engineering, cloud infrastructure, corporate IT, data integrations, and customer-facing technical escalations. Owns security strategy and compliance, incident management, on-call practices, reliability metrics, CI/CD, infrastructure as code, and production operations. Develops managers and senior engineers, restructures inherited teams, establishes service-level agreements, and drives automation and operational efficiency across the organization.

Supports cybersecurity authorization and compliance for classified information systems across on-premises and cloud environments. Develops and maintains security plans, assessment reports, control matrices, continuous monitoring documentation, POA&Ms, and system procedures. Conducts audits, security impact analyses, configuration reviews, vulnerability and incident reporting, and RMF activities from Prepare through Monitor. The role requires active Top Secret/SCI clearance, SAP support, an approved IAM certification, and 100% onsite work in Colorado Springs.

Lead product-security strategy and delivery for NVIDIA Jetson, L4T, and JetPack across architecture, firmware, Linux, platform software, releases, vulnerability response, and customer deployments. Establish secure-by-design standards, conduct threat modeling and security architecture reviews, coordinate vulnerability remediation, support cybersecurity regulatory readiness, and develop security documentation such as SBOMs and white papers. Influence engineering, PSIRT, legal, compliance, customers, and partners while tracking security and release-readiness metrics.

Provides technical and programmatic cybersecurity compliance support for assigned systems. Responsibilities include RMF and ATO documentation, security assessments, vulnerability management, STIG and POA&M implementation, audit readiness, risk mitigation, secure configuration validation, incident response support, and coordination with technical and program stakeholders.

Serves as the program ISSO for tactical information systems and data analysis enclaves. Oversees daily security operations, compliance, ATO maintenance, vulnerability remediation, asset inventory, change management, inspections, and cybersecurity documentation. Coordinates with system administrators, developers, operators, and the ISSM; reviews test plans; manages access and training requirements; and briefs leadership. Requires relevant information security experience, an active Secret clearance, cybersecurity expertise, and an approved IAM Level II or higher certification.

Oversee industrial security compliance for classified government contracts and contractor activities. Responsibilities include maintaining contract-security documentation, coordinating with government and industry stakeholders, evaluating safeguarding practices, supporting inspections and self-assessments, tracking corrective actions, advising on classified access requirements, and mitigating security risks. The role requires senior-level briefings, leadership in classified environments, and experience supporting Special Access Program and Sensitive Compartmented Information activities.

Supports cybersecurity compliance and system authorization activities for assigned information systems. Maintains RMF documentation and eMASS artifacts, reviews access requests, tracks vulnerabilities and incidents, coordinates stakeholders, supports audits and risk assessments, validates STIG compliance, and assists with contingency planning and recovery testing.

Supports cybersecurity compliance and system authorization activities for assigned information systems. Maintains RMF documentation and eMASS artifacts, reviews access requests, tracks vulnerabilities and incidents, coordinates with stakeholders, supports audits and risk assessments, validates STIG compliance, and assists with contingency planning and recovery testing under Federal and military cybersecurity requirements.

Analyzes security workflows, performance data, trends, and operational issues to improve security planning and decision-making. Develops models, simulations, reports, briefings, and recommendations for senior stakeholders; evaluates process effectiveness, identifies risks and resource constraints, validates findings with operational teams, and monitors improvement outcomes in classified security environments.

Designs, implements, verifies, and assesses secure IT infrastructure and information systems. Provides security engineering support for ATO extensions, authorization packages, RMF compliance, and technical security controls. Conducts configuration, vulnerability, and risk assessments; deploys security monitoring and protection tools; documents SSPs and POA&Ms; analyzes system changes; and supports incident remediation, root-cause analysis, and corrective actions.

Administer, secure, troubleshoot, and optimize Linux systems in mission-critical environments. Manage servers, services, access controls, patches, networking, firewalls, and vulnerability remediation. Diagnose issues across system, application, and network layers; develop automation with shell scripting or Python; support backup, recovery, integration, documentation, testing, deployment, and specialized defense systems.

Designs and governs secure enterprise cloud and hybrid architectures for national security missions. Defines Zero Trust architectures, cloud governance frameworks, standards, guardrails, and reference architectures; advises engineering teams on security, performance, cost, and resiliency; integrates cloud solutions with enterprise IT and security services; and supports audits in regulated or classified environments.

Supports integrated insider-threat processes across personnel, information, physical, cyber, and operational security. Responsibilities include documenting and routing threat information, coordinating risk reviews with government stakeholders, analyzing indicators, maintaining procedures and reports, supporting awareness training, monitoring mitigation actions, and recommending process improvements. The role operates in classified environments and requires senior-level briefings, cross-functional coordination, and leadership across government and contractor teams.

Develop backend systems for large-scale web applications and security products primarily in Go. Write robust, modular code, optimize performance, participate in code reviews and documentation, and collaborate across technical and product teams. The role requires strong HTTP and networking knowledge, Linux, automation, shell scripting, and backend operations experience. Engineers participate in core US business hours and an on-call rotation, with occasional travel as needed.

Implements and maintains hospital information security systems, including firewalls, web filtering, SIEM, log aggregation, vulnerability scanning, cloud security, IAM, and incident response. Supports security awareness, forensic investigations, risk assessments, regulatory compliance, privacy protection, vendor evaluations, and enterprise security reporting. Communicates technical and cybersecurity risks to technical and nontechnical stakeholders while helping safeguard information assets.

Leads product cybersecurity and privacy activities across development, quality, regulatory, and project teams. Provides threat management, risk assessment, secure SDLC guidance, security requirements, vulnerability investigation, documentation, and customer assurance. Oversees product security deliverables, supports FDA 510(k) submissions, coordinates vendors, and contributes to program planning, agile reviews, design controls, and incident-related activities. The role requires technical leadership, extensive cybersecurity experience, and knowledge of medical device security standards and regulations.

Investigate and triage security alerts, support customers through incident response, analyze logs and packet captures, perform threat hunting, communicate findings, and mentor junior analysts. The role requires expertise in TCP/IP, security architecture, threat actor tactics, SIEM platforms, incident response methodologies, ticketing systems, and forensic analysis.

Leads a geographically dispersed, multidisciplinary team responsible for system security engineering and program protection across the Sentinel ICBM program. Oversees security requirements, architecture, threat and vulnerability analysis, RMF assessment and authorization, supply chain security, OPSEC, CUI protection, hardware/software assurance, and critical technology protection. Manages program risks, cost and schedule execution, financial controls, performance metrics, cross-sector coordination, and stakeholder reporting while supporting system development and production.

Leads information security engineering and architecture across identity, endpoint, email, cloud, network, application, data, and monitoring technologies. Oversees security engineering staff, improves access controls and security standards, supports audits and regulatory compliance, develops AI security frameworks, automates security operations, and participates in incident response and business continuity. Partners with IT, risk, compliance, audit, application owners, and business stakeholders to strengthen the organization’s security posture.