Top Senior Cyber Security Jobs in Washington, DC

The Head of Growth for Electromagnetic Warfare will lead strategy, proposal, and capture efforts, build a growth team, and drive expansion of the EW portfolio.

The Senior Cybersecurity Engineer will design and implement cybersecurity measures, conduct risk assessments, develop compliance policies, and advise officials on cybersecurity practices.

Manage cybersecurity incidents for HUD, analyze incidents, coordinate response functions, and provide expert technical support. Requires extensive cybersecurity experience and Public Trust clearance.

Manage a security operations team to monitor, detect, and respond to cybersecurity incidents while ensuring compliance with federal regulations and improving security processes.

Lead design, operation, and security of Microsoft Exchange (on‑prem/hybrid/365) and eDiscovery workflows in Microsoft Purview. Architect compliance, retention, legal hold, and messaging security controls; support migrations, troubleshooting, audits/STIG/RMF activities, mentor engineers, and coordinate with cybersecurity and cloud teams in secure federal environments.

Administer, configure, maintain, and secure operating systems and applications; provide helpdesk support; implement backup/recovery; perform security audits and patching; automate tasks; document systems and collaborate with IT teams.

Design data architecture solutions for cloud computing and cybersecurity, manage data pipelines, and architect detection and response workflows in classified environments.

The Zscaler Engineer manages and modernizes cybersecurity platforms, focusing on Zscaler technologies, and ensures policy compliance while integrating solutions with Microsoft services.

Responsible for enforcing Privileged Access Controls, assessing risks, ensuring compliance, and developing PAM and cloud security solutions to enhance bank security.

Operate and evolve mission-critical Splunk SIEM and monitoring platforms: design and manage data ingestion pipelines and dashboards, perform onboarding and index management, tune and maintain splunk infrastructure (forwarders, indexers, search heads), support security monitoring and incident response, and participate in Agile team delivery while communicating technical risks to stakeholders.

The Cyber Capability Developer designs, builds, and operationalizes cyber capabilities, focusing on vulnerability research and rapid tool development for technical operations. Responsibilities include developing prototypes, maintaining systems, automating tasks, and collaborating on knowledge sharing through technical briefings and documentation.