Top Cyber Security Jobs

Senior enterprise architect responsible for defining and governing secure-by-design application and cloud platform architectures across Azure and GCP. Leads secure design patterns, cloud-native controls, identity and container security, appsec platform selection (SAST/DAST/SCA/RASP), DevSecOps integration, legacy platform hardening, governance and compliance (PCI, SOC 2, NIST, ISO), and mentors architects and engineers.

Designs, deploys, maintains, and improves enterprise endpoint security solutions. Responsibilities include managing endpoint protection platforms, threat analysis, security event triage, vulnerability remediation, system hardening, compliance reporting, policy development, technology evaluation, project leadership, documentation, and mentoring junior staff. The role collaborates with Security Operations, IT Service teams, leadership, and vendors to strengthen protection against cyber threats.

Designs, deploys, maintains, and improves enterprise endpoint security platforms and controls. Responsibilities include threat analysis, security event triage, endpoint infrastructure tuning, vulnerability management, policy enforcement, compliance reporting, technical documentation, and technology evaluations. The role supports security projects, mentors junior staff, collaborates with IT and leadership, and helps strengthen protection against emerging cyber threats across the enterprise.

Architect and engineer multi-tenant SIEM, SOAR, EDR, telemetry, and cloud security platforms for managed security services. Build detection content, automate response workflows, optimize log ingestion, and secure customer connectivity. Lead technical discovery, onboarding, security assessments, remediation planning, escalations, solution design, and customer advisory engagements. Create architectures, runbooks, and documentation while shaping the MSSP technology strategy.

Design, implement, administer, secure, and maintain enterprise Rocky Linux environments. Apply STIGs, configure identity and authentication services, automate deployment and patching, manage vulnerabilities, troubleshoot infrastructure, and support security monitoring. Develop technical documentation, participate in architecture reviews and incident response, collaborate across infrastructure and cybersecurity teams, and mentor junior engineers. The role requires an active TS/SCI clearance and hybrid work in Centreville, Virginia.

Maintains operational security for classified information systems supporting DoD Special Access Programs. Responsibilities include authorization package management, configuration change impact analysis, vulnerability identification, audit review, incident handling, security documentation, self-inspections, and coordination with ISSM and authorization officials. The role supports Collateral, SCI, and SAP environments and requires current TS/SCI clearance with eligibility for TS/SCI plus CI polygraph.

Provide systems security engineering and cybersecurity expertise for USAF weapon systems throughout acquisition. Assess cybersecurity posture, vulnerabilities, cyber resiliency, survivability, and mitigation strategies. Support systems engineering technical reviews, acquisition documentation, technical evaluations, and senior-leader briefings. Recommend security designs protecting software, hardware, firmware, weapon systems, and critical networks. Interface with government, engineering, acquisition, and cybersecurity personnel while providing technical guidance to junior staff.

Designs and maintains DFARS-compliant cybersecurity environments, protecting networks, endpoints, servers, cloud services, and sensitive data. Responsibilities include vulnerability management, technical risk assessments, remediation validation, Zero Trust implementation, compliance guidance, threat research, security monitoring, documentation, and stakeholder collaboration. The role also evaluates networking and SaaS technologies, develops mitigation strategies, analyzes security reports, and supports cybersecurity governance using NIST and related frameworks.

Design, implement, and maintain secure RHEL systems across physical, virtual, and cloud environments. Perform vulnerability scanning (Nessus/ACAS), apply STIGs, patching, and hardening. Automate tasks with Bash, Python, and Ansible, manage containers and virtualization, document configurations, and support RMF/ATO processes for Army systems in classified and unclassified environments.

Supports cybersecurity engineering for DoD satellite communications systems. Performs RMF accreditation, STIG implementation, vulnerability and risk assessments, IAVM activities, ACAS scanning, remediation planning, system self-assessments, security documentation, and compliance testing. Advises leadership on security posture and threat mitigation while securing network, system, and application environments.

Leads the global Information Security program portfolio, including governance, reporting, risk escalation, investment planning, benefits realization, and cross-program dependencies. Builds and matures the cybersecurity PMO operating model, leads governance forums, manages transformation initiatives, and develops Project Managers and Business Analysts. Partners with senior technology, finance, and business stakeholders to improve delivery predictability, accountability, automation, and alignment with enterprise priorities and regulatory requirements.

Supports enterprise cybersecurity through security configuration, identity and access management, vulnerability management, cloud security, audits, penetration testing, risk analysis, security monitoring, and remediation coordination. The role diagnoses escalated security issues, maintains dashboards and metrics, supports compliance initiatives, collaborates with technical and business teams, and mentors Help Desk Analysts. Responsibilities span Azure, AWS, on-premises infrastructure, applications, and enterprise security systems.

Provides cybersecurity consulting and professional services for enterprise Cisco customers. Designs, documents, implements, automates, troubleshoots, and supports Cisco security solutions across cloud and on-premises environments. Leads customer engagements, technical workshops, training, project delivery, and engineering teams while advising on firewall, VPN, SASE, zero trust, and network security architectures. Builds trusted customer relationships, identifies future opportunities, and contributes to proposals and statements of work.

Leads customer security engagements, designs and deploys Cisco security solutions, troubleshoots complex issues, develops automation, and provides ongoing technical support. Builds trusted customer relationships, contributes to proposals and statements of work, and collaborates globally across security and Cisco teams. Requires deep expertise in enterprise firewalls, VPNs, SASE, cloud security, Zero Trust, Cisco security platforms, network protocols, and secure architecture.

Leads customer security engagements, designs and deploys Cisco security solutions, provides technical expertise and troubleshooting, automates security implementations, and supports ongoing customer success. The role requires deep experience with enterprise firewalls, VPNs, SASE, Cisco security platforms, cloud and on-premises environments, secure architecture, TCP/IP, and customer consulting. It also contributes to proposals, standards, delivery methodologies, and trusted-advisor relationships.

Develops and implements cybersecurity controls for DoD satellite communications systems. Performs risk and vulnerability assessments, STIG validation, IAVM activities, RMF accreditation support, POA&M documentation, compliance self-assessments, vulnerability remediation, and security change reviews. Analyzes ACAS scans, deploys security tools, briefs technical security posture to leadership, and advises on threat mitigation for strategic and tactical communications systems.

Provides cloud and on-premise security engineering, secure baseline management, monitoring, logging, compliance, documentation, cost optimization, incident reporting, and audit support for U.S. Customs and Border Protection environments. Administers and secures hybrid-cloud tools, develops continuous monitoring capabilities, maintains federal compliance, and evaluates security solutions. Requires AWS certifications, five years of related experience, and the ability to obtain a government clearance if needed.

The Senior Information Systems Security Officer monitors and assesses system compliance, conducts audits and technical assessments, develops security plans, investigates security violations, manages configuration approvals, and updates cybersecurity documentation. The role supports NIST, NISPOM, DAAPM, JSIG, RMF, and related government requirements, integrates security tools and processes, and collaborates with security managers and IT teams in a classified defense environment.

Lead security authorization and assessment activities for government information systems under RMF, ICD, DIA, and DoD requirements. Develop and maintain security documentation, collect and analyze security artifacts, track ATD, IATT, and ATO milestones, manage POA&Ms, support audits and continuous monitoring, evaluate emerging threats, and recommend security improvements. Coordinate with ISSMs, assessors, program managers, system owners, engineers, and leadership while reviewing technical documentation for compliance and accuracy.

Engineer and operate SIEM and SOAR platforms supporting SOC and MDR services. Responsibilities include log-source onboarding, parsing, enrichment, detection engineering, playbook automation, alert and dashboard development, end-to-end pipeline troubleshooting, vendor escalations, customer onboarding, ingest-volume management, documentation, and platform incident response. The role serves as the technical escalation point and participates in an after-hours on-call rotation.

Lead the enterprise information security program, setting strategy and managing security risks, controls, compliance, incident readiness, and third-party security. Oversee protection across cloud, networks, endpoints, data, and infrastructure while leading the security team and coordinating with engineering, IT, legal, HR, regulators, auditors, customers, and the board. The role may also oversee IT operations and support.

Designs, implements, and manages enterprise IT security solutions. Partners with architects, developers, and leadership on security plans; identifies vulnerabilities; strengthens systems, networks, and applications; manages security tools and access controls; and reduces risks across complex projects.

Secure ServiceNow instances by assessing configurations against security baselines, identifying misconfigurations, validating customer-reported findings, and providing actionable remediation guidance. The role develops hardening guidance, distinguishes product vulnerabilities from configuration issues, partners with Product Security and Engineering, supports customer escalations, and drives scalable improvements to security tooling, detection, and risk-reduction processes.

Own and mature the application security program, including secure development practices, tooling, automation, vulnerability management, and detection pipelines. Partner with engineering on secure AI-driven workflows, data privacy, and AI-specific vulnerabilities. Lead incident response as primary incident commander, support cloud security, and guide security audits, certifications, and customer requirements in a regulated fintech environment.

Own security across application, cloud, and network layers. Conduct threat assessments and design reviews, build product protections, author security documentation, coordinate testing and compliance, manage customer security reviews, and lead incident preparedness and response. Maintain cloud access audits, automate security checks in deployment pipelines, and establish policies for secrets, outbound data, and device management. The role requires hands-on security engineering, coding, risk communication, and independent work in an on-site startup environment.