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Systems Administrator Security

Arlington,VA

1068 Systems Administrator Security jobs in Arlington,VA

New, Posted 22 hours ago
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Security Systems Engineer / Infrastructure Engineer

Johnson Controls

Washington, DC 20011

Hybrid~ 11 minPaid Time Off

  • Must be based in the Washington D.C. Metro / Baltimore area (MD/DC/VA)
  • Strong technical knowledge with Windows Server administration, network integration, and security system infrastructure.
  • Ability to take new or partially configured environments and perform the setup, integration, troubleshooting, testing, and documentation necessary to place the system into operation
  • Experience working with Windows Server 2022 and Windows Server 2025
  • Experience working with the installation, configuration, and administration of Active Directory Domain Services (AD DS)
  • Ability to configure and troubleshoot network server, connectivity, and physical security system hardware and software issues, both in person and over the phone
  • Ability to work with network engineers to configure and validate authentication, authorization, and accounting for managed switches
  • Ability to troubleshoot communications between servers, network switches, controllers, workstations, and other IP-based security devices
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Information Systems Security Engineer (ISSE)

BAE Systems

Sterling, VA 20166

~ 30 min OnsiteFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

  • Minimum of Bachelor's Degree plus 7 years relevant experience
  • 5 years Information Assurance / Information System Security experience
  • Possess a DoD 8140 Cyber Workforce IAT Level II or IAM Level 1 certification
  • Experience in administration of mixed Windows and Linux environments
  • Experience using vulnerability scanning tools, such as Nessus
  • Knowledge of STIG compliance and vulnerability management
  • Knowledge of the complex environment involving shared networks and multiple security enclaves
  • Knowledge of engineering for Cyber engineering and integration services including security, authentication, identity management, authorization, and access control engineering
  • Self-starter able to work independently and build relationships with technical reps across divisions, comfortable with cyber security and able to brief issues to the customer
  • Over 5 years of experience working on Intelligence Community enterprise infrastructure and engineering programs
  • Knowledge of Cloud security controls and implementation
  • Ability to prioritize competing demands and complete tasks on schedule
  • Work as part of a team and independently without direct supervision
  • Understanding of the NIST 800-171 Risk Management Framework
  • Set and self-manage professional development & education goals
  • Single point of contact on all accreditation and continuous monitoring activities
  • Attend Security-related meetings with customer and external service providers
  • Create Body of Evidence (BOE) documentation in support of ConMon and system authorization packages
  • POA&M; development and implementation
  • Ensure implementation and validation of security controls that support the Risk Management Framework (RMF) and ICD 503 Security Accreditation
  • Ability to analyze technical content to determine if it meets the customer's defined security requirements
  • Outstanding written and oral communications skills
  • Listen and ask clarifying questions as needed
  • Speak in group settings
  • Draft clear, concise, and grammatically correct documentation
  • Maintain organized and complete records
  • Experience with information security operations and RMF processes
  • Experience with accreditation and continuous monitoring activities
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Windows Systems Administrator

BOOZ, ALLEN & HAMILTON

Washington, DC 20011

RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • 4+ years of experience with Windows Server 2022/2026, Windows 11, Active Directory, and VMWare ESXi
  • 2+ years of experience with Microsoft Exchange Server
  • Secret clearance
  • HS diploma or GED
  • Security+ or IAT Level II Certification
  • Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information ; Secret clearance is required.
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Systems Security Engineering Technical Lead

BAE Systems

Rockville, MD 20850

~ 33 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

  • Experience in developing organizational policies and procedures to support the U.S. Navy command-wide
  • Providing an analytical approach to solving complex security problems that can be documented and use in other Use-Cases
  • Familiarity with Critical Program Information Identification and Criticality Analysis (DoD Instruction 5200.39, Critical Program Information (CPI)
  • Familiarity with DoD Instruction 5200.44, Protection of Mission Critical) Functions to Achieve Trusted Systems and Networks (TSN)
  • Exceptional verbal, written and presentation communication skills.
  • Familiarity with the content contained in Program Protection Plans
  • Travel to government site at Washington Navy Yard weekly, as needed
  • Skills in analysis, critical thinking, and technical problem solving
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Systems Engineer

Fibertek

Fort Belvoir, VA 22060

~ 26 min OnsiteUrgently Hiring

  • A bachelorâ s degree in Aerospace, Electrical, Mechanical, Optical, or Systems Engineering, or a related technical STEM discipline; equivalent military experience may be considered
  • A minimum of 10 years of progressive systems engineering and Test and Evaluation (T&E;) experience supporting defense acquisition programs
  • Demonstrated experience supporting acquisition-level qualification, verification, and T&E; activities across the full acquisition life cycle
  • Working knowledge of U.S. Army T&E; processes, including coordination with ATEC, RTC, and other government test stakeholders
  • Demonstrated ability to lead complex T&E; efforts in support of Government program objectives with limited day-to-day direction
  • Experience developing, reviewing, or assessing test plans, procedures, readiness documentation, and test reports for complex defense systems
  • Experience supporting the development, integration, qualification, or test and evaluation of EO/IR systems, seekers, sensors, or other complex electro-optical payloads
  • Strong technical briefing, analytical, and technical writing skills
  • Ability to effectively communicate technical results, risks, and recommendations to government and contractor stakeholders
  • U.S. citizenship is required
  • Active DoD Secret clearance
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Information Systems Technician

U.S. Navy

Kensington, MD 20895

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Information Security Risk Specialist

BOOZ, ALLEN & HAMILTON

Fort Belvoir, VA 22060

RemoteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • 5+ years of experience working in a professional IT environment
  • 3+ years of experience in cybersecurity and Assessment and Authorization (A&A;) supporting DoD environments
  • Experience supporting federal government or DoD ATO packages, performing A&A; and RMF, and conducting risk assessments for federal government or DoD systems hosted in AWS, Azure, or hybrid cloud environments
  • Experience performing technical evaluations and security control assessments in cloud-native and containerized environments
  • Experience interfacing with engineering teams to align DevSecOps pipelines with cybersecurity policies
  • Experience with NIST SP 800-53, CNSSI 1253, artifact generation, SSPs, POA&Ms;, SAPs, risk assessments, and continuous monitoring
  • Knowledge of compliance testing tools such as ACAS, SCAP, STIGs or SRGs, eMASS, or Xacta
  • TS/SCI clearance
  • HS diploma or GED
  • DoD 8570 Level II Security+ Certification
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SharePoint Administrator

Leidos

Suitland, MD 20746

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SharePoint Farm Administrator

Leidos

Suitland, MD 20746

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Information Systems Technician

U.S. Navy

New Carrollton, MD 20784

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