Top Cyber Security Jobs

Conduct AI security research and development focused on AI assurance, red teaming AI systems, and AI digital forensics, response, and mitigation. Document research findings and collaborate with engineers, researchers, and cross-functional teams. The internship requires knowledge of AI/ML, cybersecurity, programming, networking, and related tools, with work performed part-time onsite at the SEI Pittsburgh office during Fall 2026 and Spring 2027.

Designs and scales DevSecOps practices by integrating security tooling into CI/CD pipelines, leading threat modeling and secure design reviews, managing product vulnerabilities, establishing secure coding standards, and mentoring engineering teams. The role focuses on web applications, APIs, cloud services, infrastructure, and customer security reviews while advancing the company’s security program.

Support the DoD Risk Management Framework and Authorization to Operate lifecycle for a Software Defined Network. Maintain eMASS authorization packages, STIGs, vulnerability results, POA&Ms, and RMF documentation. Coordinate remediation with technical teams, tenants, and leadership; review cybersecurity directives; support risk assessments, inspections, configuration management, and continuous monitoring. The role also implements evolving cybersecurity requirements, including Zero Trust and post-quantum cryptography.

Supports security operations and SIEM administration for Department of State IT environments. Develops secure installation guides aligned with federal standards and DISA STIGs, configures and manages SIEM processes and tools, implements security solutions for threats and vulnerabilities, and performs patch management and security update operations to maintain compliance.

Leads a 10-person security operations team supporting Department of State IT systems. Responsibilities include security monitoring, incident response, vulnerability and cyber hygiene assessments, POA&M remediation, patching, centralized logging, A&A and ATO support, security architecture, risk mitigation, asset management, and compliance with government security standards. The role also coordinates engineers, project managers, stakeholders, and personnel training while supporting secure government environments.

Provides enterprise patch management and security update operations for Department of State IT systems. Responsibilities include overseeing patch processes, deploying and testing updates, maintaining the patch FTP site, monitoring compliance, remediating deployment failures, ensuring antivirus compliance, troubleshooting incidents, and maintaining ITIL-aligned standard operating procedures. The role requires a Secret clearance, Microsoft endpoint administration expertise, and up to 10% travel.

Designs, implements, maintains, and evolves firewall and network security systems supporting a global Department of State network. Troubleshoots complex firewall-related incidents, evaluates security products and configurations, develops upgrade plans, coordinates with vendors and the CISO, and serves as a senior escalation point for administrators and technicians. The role also documents security elements, researches emerging threats, approves technical solutions, and provides guidance to junior staff.

Monitor and secure federal cloud environments across AWS, Azure, and Google Cloud. Perform cloud threat hunting, log analysis, incident response, and develop cloud security playbooks and monitoring use cases. Ensure cloud logs are integrated with SIEM tools, tune detection systems, establish KPIs, support threat information sharing, and assist with cloud SOC tool deployment and proof-of-concept efforts.

Manage and support enterprise security technologies including firewalls, SIEM, endpoint protection, IDS/IPS, DLP, vulnerability management, privileged access, and cloud security controls. Investigate and resolve security incidents, perform audits, risk assessments, vulnerability scans, and configuration reviews, and produce security metrics and documentation. The role also supports security architecture reviews, technology research, project planning, vendor management, and emergency on-call operations.

Manage, maintain, and troubleshoot enterprise security technologies while monitoring, detecting, investigating, and remediating security incidents. Perform digital forensics, threat hunting, vulnerability and risk assessments, audits, compliance checks, evidence preservation, and root cause analysis. Collaborate with internal teams and third parties, implement new security solutions, create security documentation, and support incident response during regular and on-call hours.

Partner with sales to design and present data security solutions for SLED customers. Lead technical evaluations, gather requirements, build test plans, configure proof-of-concepts, and guide customers to successful outcomes while collaborating across GTM teams.

Lead technical strategy and architecture for software security across Block. Design and deliver security solutions, drive Secure SDLC adoption, threat model critical systems, mentor engineers, and execute high-priority security initiatives for scalable, resilient security services and mobile/platform security.

Supports advanced concept and technology development for customer and missile defense technologies. Assists with security architecture, systems engineering, test and evaluation, modeling and simulation, operational transition, classified technology assessment, classification recommendations, and integration planning. Requires a related bachelor’s degree and an active Top Secret or TS/SCI clearance. Position is contingent upon contract award.

Design, implement, and maintain security controls across cloud (AWS) and on-prem systems. Lead vulnerability management, incident response, and remediation. Serve as SME for SIEM, SAST/DAST, IAM. Embed security in SDLC, support SOC 2/ISO 27001 audit readiness, mentor junior engineers, and recommend control improvements.

Partner with Enterprise AEs to position and sell Datadog Security products (SIEM, CSPM, CWPP, cloud workload and container/Kubernetes security) across strategic accounts. Own the security sales cycle from discovery to technical close, evangelize to security leaders, co-sell with partners and AEs, and stay current on security trends and competitors to expand customer footprint.

Partner with Enterprise Account Executives to position and sell Datadog Security solutions (SIEM, CSPM, CWPP, cloud workload and container/Kubernetes security). Own the security sales cycle, evangelize to security leaders, co-sell with AEs and partners, and collaborate cross-functionally to expand footprint and modernize customers' cloud security stacks.

Provide 24x7 operational support and lifecycle management for privileged access systems (CyberArk, HashiCorp Vault, PKI/HSMs). Implement AI-based security capabilities, maintain CI/CD/cloud integrations (Terraform, Ansible, Jenkins), automate with scripting, troubleshoot incidents, apply security architecture principles, and collaborate with cross-functional teams to improve platform reliability and user experience.

Conduct graduate-level research on cyber attack and defense, focusing on threat detection. Study adversary behavior, develop detection logic and research tooling, and convert research problems into working prototypes for a security platform. Collaborate with security researchers and engineers while applying expertise in malware, network traffic, vulnerability exploitation, threat hunting, reverse engineering, offensive security, machine learning, and penetration testing.

Leads end-to-end Cisco Duo MFA and access management engagements, including architecture, deployment, integrations, migrations, automation, device trust, security reviews, documentation, and client handoff. Supports Okta and Ping Identity projects, contributes to presales activities, owns technical delivery, mentors junior engineers, and manages client communication. The role integrates identity platforms with VPNs, cloud services, applications, directories, endpoint management tools, and enterprise infrastructure.

Lead Centurion’s enterprise cybersecurity strategy and operations across a complex, multi-state healthcare environment. Oversee security operations, incident response, engineering, risk management, governance, compliance, identity, data protection, vulnerability remediation, and vendor performance. Advise executives on cyber risk and investments, mature security processes, support HIPAA and NIST compliance, and build a high-performing security team. The CISO will partner across IT and business functions to improve monitoring, resilience, accountability, and security outcomes.

Designs and operates secure AI applications and backend microservices on AWS. Responsibilities include threat modeling, secure design reviews, vulnerability remediation, secure API development, AI guardrails, prompt testing, RAG pipelines, monitoring, audit logging, and incident readiness. The role collaborates with engineering, product, cloud infrastructure, and security teams to embed secure-by-design practices throughout the software development lifecycle.

Leads cryptographic engineering for secure space and ground communications systems. Responsibilities include crypto unit trade studies, hardware and firmware integration, interface definition, testing, verification, key management, lifecycle management, requirements traceability, and compliance with cybersecurity and NSA standards. The role supports PKMA, represents crypto engineering in technical reviews, collaborates with government and industry partners, and mentors junior engineers. The position is on-site in El Segundo, California, or Colorado Springs, Colorado, with approximately monthly travel.

Leads the design, security, governance, and compliance of a global IT environment. Responsibilities include implementing NIST and C-TPAT controls, managing Microsoft 365 security, endpoint and network architecture, incident response, disaster recovery, vendor risk, audits, policies, data protection, and system integrations. The role is highly hands-on, executive-facing, and responsible for building an IT and security team and roadmap.

The Senior Information Systems Security Officer supports DoD programs by managing information security requirements, applying security frameworks and regulations, operating security tools and repositories, and ensuring compliance with organizational and federal standards. The role requires extensive ISSO experience, knowledge of server and information assurance technologies, networking protocols, DoD 8140.03 compliance, and an active TS/SCI clearance with polygraph.

Lead application security strategy and shift-left initiatives. Perform threat modeling and secure code reviews, integrate AppSec into CI/CD, build automated security guardrails, advise on authentication/authorization and cloud container security, mentor engineers and scale AppSec practices across the organization while aligning security with compliance requirements.