IT Security Specialist Jobs in Arlington, VA

Take ownership of IT systems' implementation, operation, and maintenance. Support Tier 1 and Tier 2 problem resolution while managing UNIX and Windows environments to ensure system reliability and per...

Explore your career as a System Administrator II, where you'll enhance IT systems, troubleshoot issues, and ensure smooth operations across various platforms. Join us to make a significant impact on o...

Transform full-stack software applications through design, development, and optimization, while ensuring security and performance. Collaborate with cross-functional teams in Agile environments to deli...

Empower our enterprise security by coordinating cyber defenses, identifying vulnerabilities, and enhancing incident response. This role requires strategic collaboration and deep technical expertise to...

Unlock potential by leading the management of storage systems, ensuring optimal performance, security compliance, and reliable data recovery, while contributing technical expertise to a critical natio...

Lead the charge in cyber threat emulation by executing full-spectrum penetration testing to identify and mitigate risks. Collaborate with a skilled team to enhance organizational defenses and simulate...

Unlock insights as an IT Performance Management SME, leading portfolio oversight, analyzing performance data, advising governance bodies, and enhancing frameworks to ensure effective IT service manage...

Transform mission-critical Windows server environments by leading system administration, troubleshooting, and performance optimization efforts, ensuring high availability and security for enterprise i...

Transform complex communication architectures as a key technical leader, enabling the modernization of Presidential transport technologies and secure communications systems in a classified environment...

Transform intelligent systems by designing and supporting AI and cloud infrastructures. Lead multi-cloud strategies and collaborate with teams to integrate advanced AI features for a wide user base, e...

Reimagine cloud infrastructure by designing and scaling AI systems that bridge technology gaps, enhancing user experiences for 300,000+ users while collaborating with cross-functional teams to impleme...

Drive comprehensive risk management by collaborating across teams to enhance compliance and strategy in technology risk. Apply your analytical expertise and project management skills to shape effectiv...

Unlock potential by spearheading incident response operations, coordinating with cybersecurity teams, and ensuring robust management of security events. Bring your expertise to safeguard critical syst...

Oversee security operations in a fast-paced environment, ensuring compliance with NISPOM and DCSA requirements. Drive personnel and physical security protocols while collaborating with teams to suppor...

Join a dynamic team as you manage end-user support operations, delivering exceptional IT solutions and ensuring seamless technical assistance across hardware and software platforms within a federal en...

Advance defense acquisition by leading strategic initiatives and engaging stakeholders to improve resource allocation and technology integration. Collaborate with experts and drive innovation, ensurin...

Join a team that's dedicated to supporting IT systems, managing infrastructure, and resolving technical issues. Leverage your skills in help desk support and system administration to enhance reliabili...

Execute automation of AWS infrastructure and manage application deployments. Collaborate with teams to maintain security standards while ensuring efficient operations of Linux and Windows environments...

Lead the evolution of a dynamic security response team focused on incident management, threat hunting, and AI-driven security automation. Collaborate with cross-functional teams to enhance our cyberse...

Lead and optimize our cybersecurity response efforts, driving innovation and expertise while mentoring teams. Contribute to a world-class security program that enhances customer confidence through adv...

Drive advanced enterprise infrastructure initiatives, collaborating with diverse teams to enhance IT capabilities through systems engineering and secure service delivery for a global workforce...

Drive impactful engineering solutions by leading the development and integration of secure systems, ensuring compliance with military standards, and optimizing network security protocols in collaborat...

Drive security excellence by supporting Special Access Programs (SAP) and Special Technical Operations (STO) to enhance operations within the Joint Warfare Analysis Center. Collaborate on security com...

Join a dynamic team as you empower security operations and advise on special access programs, ensuring compliance while enhancing personnel information security in a vital defense environment. Drive m...

Manage help desk teams and operations, directing second-tier support for technologies while ensuring service quality. Analyze performance metrics, facilitate incident resolution, and promote continual...