Top Cyber Security Jobs

Designs and maintains secure IT services for a Defense Intelligence Agency customer. Responsibilities include implementing Zero Trust and ICAM capabilities, applying RMF security controls, developing cybersecurity test cases, preparing Assessment and Authorization documentation, overseeing security testing and evidence collection, supporting vulnerability remediation, and advising on information assurance, physical security, and special-program controls.

Design and build AI-powered cybersecurity platforms that ingest and normalize massive security telemetry, correlate events, predict threats, and generate explainable findings. Develop Python backend services, distributed storage systems, and AIDevOps pipelines for rapid experimentation. Integrate foundation models, agentic systems, RAG, embeddings, and graph-based models into analyst workflows. Collaborate with product teams, security experts, and engineers to deliver scalable, trusted threat detection and automation capabilities.

Design and build AI-native cybersecurity platforms that analyze large-scale security telemetry, correlate events, predict threats, and generate explainable alerts. Develop scalable distributed systems, data pipelines, AI DevOps workflows, agentic systems, RAG and embedding solutions, and model integrations. Collaborate with security researchers, SMEs, product managers, and engineering teams to create trusted automation and analyst-focused threat detection, investigation, and response capabilities.

Design and build AI-powered cybersecurity platforms that process large-scale telemetry, detect and predict threats, and generate explainable alerts. Develop scalable Python services, distributed data systems, AI DevOps pipelines, agentic workflows, RAG capabilities, and model integrations. Collaborate with security experts, product managers, and engineers to validate AI features and improve analyst workflows for security operations.

Administer and improve the organization’s information security program, including Zero Trust, endpoint, email, and security awareness platforms. Triage alerts and phishing threats, coordinate incident response and remediation, manage vulnerabilities and misconfigurations, maintain security documentation, track security posture metrics, support audits, and provide leadership reporting. The role also communicates security practices to employees and coordinates security activities with IT, engineering, and operations teams.

Participate in IT security operations, including cataloging on-premises and cloud log sources, maintaining SIEM reporting, analyzing and improving alerts, reviewing security events, supporting audit compliance, correlating changes with tickets, identifying malicious activity, and conducting vulnerability scans. The intern will work with security technologies such as SIEM, DLP, antivirus, firewalls, DAST, SAST, and file integrity monitoring while developing practical information security experience.

Leads the cybersecurity strategy and roadmap for a regulated, multi-site organization. Implements and tunes network, endpoint, identity, and cloud security controls; maintains policies aligned with NIST, ISO 27001, CIS, and regulatory requirements; manages SIEM, EDR, vulnerability remediation, incident response, audits, vendor risk, identity hardening, and security awareness programs.

Monitor and respond to security incidents, maintain firewalls, VPN, endpoint, Microsoft 365, and other security technologies. Audit access controls using zero-trust principles, maintain ISO 27001 controls, hunt threats, troubleshoot security-related hardware and software, support business security requests, and collaborate with IT teams to improve processes, continuity, and productivity.

Provides multidisciplinary security support for Special Access Programs, SCI, and collateral activities. Responsibilities include enforcing NISPOM and SAP policies, developing security procedures, identifying risks and vulnerabilities, conducting facility compliance reviews, tracking corrective actions, investigating classified information compromises, overseeing subordinate facilities, briefing personnel, and supporting security training and awareness programs.

Engineers and optimizes information security controls across on-premises and cloud environments. Configures security technologies, monitors and responds to incidents, conducts vulnerability assessments, analyzes logs and network traffic, and develops Python or PowerShell automation. Supports security architecture, risk assessments, audits, regulatory compliance, documentation, and control validation. Provides technical guidance to analysts and participates in an on-call rotation for critical security events.

Leads cybersecurity compliance and information assurance for large-scale Department of State enterprise IT environments. Responsibilities include maintaining security controls, monitoring vulnerabilities and threats, coordinating remediation, conducting audits and assessments, reviewing infrastructure and engineering designs, supporting RMF and A&A activities, maintaining SSPs and POA&Ms, and ensuring compliance with FISMA, NIST, and federal security requirements across infrastructure, networks, hosting, identity, and enterprise services.

Own assigned eMASS authorization packages and lead IATT extension activities. Develop POA&Ms, prepare RMF and DoD authorization artifacts, conduct STIG assessments, coordinate remediation, support Microsoft 365 DDIL testing, track vulnerabilities, and maintain security control documentation. Collaborate with ISSMs and Authorizing Officials while monitoring and reporting system security posture.

The Head of Security will lead Sendbird's global security, IT, and compliance functions, enhancing the existing security program and embedding security in all operations while managing a high-performing team.

Own and secure the cloud infrastructure for a multi-tenant SaaS product: design secure cloud architecture, deploy infrastructure security (access, certificates, logging), develop isolation/sandboxing, review IaC changes, audit environments for vulnerabilities, and create secure cloud policies and procedures.

Build and improve platform security for software operating across cloud, factory, edge, and air-gapped environments. Responsibilities include implementing identity, access control, secrets management, data protection, and system boundaries; hardening Kubernetes, Linux, cloud, and edge deployments; securing software supply chains; automating CI/CD security controls; conducting threat modeling and vulnerability remediation; and supporting accreditation through technical controls, evidence, and system designs.

Own security for cloud and ML infrastructure, including tenant isolation, GPU cluster security, model protection, vulnerability management, network segmentation, monitoring, access governance, and credential management. Lead infrastructure security projects and establish technical standards and guardrails in partnership with Security, DevOps, Engineering, IT, and ML teams. The role also supports incident response, CSPM, sandboxing, container isolation, and SOC 2 readiness.

Designs and implements secure, scalable AWS and Azure cloud environments for Department of War initiatives. Develops accreditation frameworks, security policies, baseline controls, assessment methodologies, and continuous monitoring strategies. Guides systems through authorization, conducts architecture reviews, translates security policy into operational processes, and collaborates with security, compliance, architecture, and client stakeholders. The role requires cloud security architecture experience, DoD accreditation knowledge, Secret clearance, and the ability to obtain an IAT Level II certification.

Design, implement, and harden enterprise security controls across endpoints, identity, networks, and data. Configure security platforms, develop Python and Go automation, maintain macOS, Linux, and Windows security baselines, support network security and vulnerability management, and contribute to SIEM detection pipelines. The role partners with IT and Engineering, delivers scoped security projects, and participates in an on-call rotation.

Lead a team building proactive cloud security for a multi-cloud environment (AWS, GCP, Azure). Design and deliver full-stack, distributed microservices, evaluate infrastructure-as-code in real time (CloudFormation, Terraform/OpenTofu, Gears), mentor engineers, collaborate with product managers, and leverage languages and tools like JavaScript, Python, Go, Docker, Kubernetes, and Snowflake to prevent non-compliant resources at scale.

Leads consultative cybersecurity solution sales for managed customers, driving pipeline, business-value selling, strategic opportunities, partner collaboration, forecasting, and deal execution. Advises business decision-makers on security solutions, cloud platforms, competitors, and digital transformation strategies. Builds customer and partner relationships, develops joint proposals, mentors junior sellers, organizes security discussions and events, and shares cybersecurity best practices while coordinating internal teams to deliver customer outcomes.

Leads Aldridge’s security strategy, client-facing vCISO advisory practice, compliance consulting, security solution direction, presales support, and SOC oversight. Establishes security standards, evaluates tools and partners, manages major incident escalation, reports risk and performance to leadership, and owns hiring, development, and the internal security program. Requires executive communication, revenue partnership, compliance expertise, and accountability for managed detection and response outcomes.

Owns internal IT infrastructure and information security across cloud, SaaS, endpoints, identity, networking, Linux, firewalls, and hybrid systems. Manages Microsoft environments, security operations, vulnerabilities, incidents, vendors, technology costs, and compliance support. Partners with engineering on secure infrastructure, backups, business continuity, and AI tools. Automates workflows using scripting and independently drives technical issues and infrastructure improvements from identification through implementation.

Supports Department of Defense information system security by maintaining authorization compliance, conducting periodic reviews, coordinating vulnerability scans and continuous monitoring, auditing systems, reviewing logs, and investigating security anomalies and incidents. The role requires DoD security experience, familiarity with RMF and related standards, security documentation, vulnerability management, and a TS/SCI clearance.

Reviews and assesses RMF authorization documentation for classified information systems, including security plans, control matrices, monitoring plans, and incident response artifacts. Evaluates technical compliance with information assurance directives, performs security design and threat assessments, documents POA&Ms and risk reports, conducts site assessments, and supports incident response activities. The role requires experience with NIST controls, Windows or Linux, virtualization or cloud environments, Splunk, and DoD security compliance.

Senior technical security engineer responsible for cloud infrastructure security, detection engineering, incident response, application and product security, vulnerability management, penetration test ownership, and security automation. Partners with platform, logistics, and IT teams, manages an application security contractor, and builds tooling to raise the security posture across AWS, IaC, edge, and container environments.