1,470 Results for

Security Administrator Jobs in Washington, DC

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Systems Administrator ECS Federal LLC

Washington, DC

The Department of Defense (DoD) is seeking a skilled Enterprise Patch Management and Vulnerability Remediation System Administrator to provide comprehensive patch management and vulnerability remediation services to ensure the security, compliance, and operational integrity of MCCS-managed systems, applications, and endpoints. Conduct scheduled assessments, system health checks, and vulnerability reviews across all MCCS systems, identifying required patches, validating missing updates, assessing configuration drift, and performing all remediation activities necessary to maintain security, stability, and compliance.

30+ days ago

Network and Computer Systems Administrator Intelligent Waves LLC

Fort Belvoir, Virginia

$138,000–$147,000 / year
Full time

Compensation Range: $138,000–$147,000 Intelligent Waves delivers mission-focused multi-domain operational expertise and innovation to the Government through high-impact technology solutions in cybersecurity, data science, enterprise network & systems engineering, software development, and cognitive human performance. Install, configure, support, and maintain LAN, WAN, and Internet/network systems; monitor network availability and performance, perform required maintenance, support network planning and analysis, and administer network security measures.

9 days ago

Sr. Oracle Database Administrator CDIT

Annapolis Junction, Maryland

The ideal candidate will bring extensive hands-on experience with Oracle 19c, Data Guard, Data Guard Broker, FSFO, RMAN, and Linux, with the ability to independently troubleshoot and support complex database environments. Administer and support Oracle 19c databases in a Data Guard configuration consisting of one primary and two standby databases.

30+ days ago

Linux/Windows Systems Administrator Ascension Federal Services

Springfield, Virginia

Location: Springfield, VA Clearance: Secret Position Overview: The Linux/Windows Systems Administrator is responsible for the design, implementation, maintenance, and security of the organization's Linux and Windows server infrastructure. Scripting and Automation: Develop and maintain scripts using Bash, Python, or PowerShell to automate routine tasks, streamline processes, and improve system efficiency.

30+ days ago

Senior Linux Administrator Amentum

Hanover, Maryland

$180,000–$265,000 / year

Configures and manages LINUX operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.

30+ days ago

Business Administrator – Senior (Top Secret with agreement to obtain CI Poly) North Point Technology

Fort Belvoir, VA

Performs record keeping functions, ensuring all visualization and production activities such as visualization requests, product formatting, and dissemination are captured within the relevant database (per PWS Task Area 3 – DCD Operations Support). Perform ad hoc and recurring business analytic support including business process mapping of intelligence-related activities, performance measures, stakeholder surveys, statistical analysis, and process improvement analysis.

30+ days ago

Active Directory Administrator IV CommIT Enterprises, Inc

Quantico, Virginia

$100,000–$150,000 / year
Full time

The services that the AD Support team supports in Active Directory include accounts and group management; security configuration of the AD infrastructure; Domain Name Service (DNS); Dynamic Host Configuration Protocol; Distributed File Replication Services; Group Policy Objects; and other directory services technologies as applicable. We offer acquisition management, systems engineering, Agile software development, cloud management, IT modernization, data analytics, cybersecurity, and training, including leading-edge DevSecOps, automated testing, and mobile application development.

30+ days ago

Security Engineer Acuity INC

UNAVAILABLE, DC

Maintain working familiarity with Department of State application security and code-scanning capabilities, including Fortify and comparable SAST/DAST/SCA tools, to understand application-related findings, dependencies, and interfaces with infrastructure security; hands-on administration of these tools is not the primary focus of this role. Support security monitoring of enterprise environments including Windows Server, VMware ESXi, VMware vCenter, Active Directory, cloud platforms, virtualized infrastructure, and associated enterprise services using tools such as ScienceLogic and other monitoring platforms.

30+ days ago

Systems Network Administrator (Sna-2) Leidos Holdings Inc.

Laurel, MD

$92,300–$166,850 / year

This team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software, SIGINT, and advanced analytics, delivering mission-critical capabilities that directly support national security. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

30+ days ago

Senior Salesforce Administrator WorkWave LLC

Arlington, VA

$115,000–$130,000 / year

Drive process automation & partner with the business: Proactively identify opportunities to automate core cross-functional workflows utilizing Salesforce Flow to reduce manual effort. At WorkWave, we are dedicated to building a diverse, inclusive and authentic workplace, so if you feel like you could make a great impact in this role but your past experience doesn't align perfectly with every qualification in the job description, we encourage you to apply anyway.

30+ days ago

Senior SQL Database Administrator Omniscius Consulting

Laurel, MD

You will perform database patching, vulnerability remediation, backups, performance tuning, automation, and cloud database management while ensuring compliance with enterprise security requirements and maintaining high system availability. The ideal candidate is a self-motivated database professional with strong Microsoft SQL Server administration experience, database automation expertise, and a passion for maintaining secure, high-performing enterprise systems.

30+ days ago

Azure Cloud Administrator AHU Technologies

Washington, District of Columbia

$86–$95 / hour

Current Azure certifications (AZ-303/304, AZ-500, or equivalent) Expert knowledge of Azure core services: o Azure Virtual Machines and Virtual Networks o Azure Storage solutions o Azure Active Directory and Identity Management o Azure Security and Compliance tools o Azure Monitor and Log Analytics o Azure Backup and Site Recovery Strong experience with: o Infrastructure as Code (ARM templates, Terraform) o PowerShell and Azure CLI scripting o Azure DevOps and CI/CD pipelines o Cloud networking and security concepts o Load balancing and high availability solutions Preferred Skills Experience with: o Azure Kubernetes Service (AKS) o Azure Functions and App Services o Azure Front Door and CDN o Azure Policy and Blueprints o Cost optimization and cloud financial management o Multi-cloud environments Knowledge of: o DevOps methodologies o Agile project management o ITIL frameworks Leadership & Professional Skills Strong architectural design and problem-solving abilities. Education Bachelor’s degree in computer science, Information Technology, or related field Microsoft Azure certifications required: o Azure Solutions Architect Expert or equivalent o Additional Azure certifications preferred Essential Functions Cloud architecture and implementation.

30+ days ago

System Administrator Arcfield

Washington, D.C.

Full time

There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. Our solution areas include space mission engineering, atmospheric science, digital engineering, mission assurance, and advances in modeling and simulation that together with our enterprise-wide adoption of artificial intelligence and machine learning, lead to better systems and timely, reliable decision-making.

16 days ago

Watch Officer/Systems Administrator Peterson Technologies

Annapolis Junction, MD

$120,000–$150,000 / year

Experience communicating and documenting technical issues, risks, and approaches to direct reports, peers, superiors, and clientsh) Experience providing support for the escalation and communication of status to agency management and internal customersi) Experience gathering requirements based on feedback and feature requests of users. Five (5) additional years’ experience in a Systems Administrative or Watch Desk position can be substituted for a bachelor’s degreeb) Minimum 3 years’ experience as a Systems Administrator or Watch Desk Analystc) Minimum 2 years’ experience with Microsoft Windows operating systems administration and industry best practices.d)

30+ days ago

MicroStrategy/BI Platform Administrator Glint Tech Solutions LLC

Reston, VA

This role centers on the administration, integration, and optimization of MicroStrategy environments, with strong emphasis on cloud-based solutions and interoperability with AWS, Power BI, and other modern data technologies. Implement and manage robust security models, including LDAP/Active Directory integration, user role creation, and project-level access controls.

30+ days ago

Cloud Administrator (RPM, Docker, Kubernetes), BS+20 Link

Annapolis Junction, Maryland

Required Skills/Experience: • Cloud services experience (AWS, Azure); services provisioning, management of virtual services, familiarity with vendor Platform as a Service offerings • Linux system administration and integration experience (RHEL, CentOS, Ubuntu) • System monitoring and maintenance to include service upgrades and security patching and IAVA management • Troubleshooting of services (Tier 1/2 level) • Experience with container technologies such as Docker and Kubernetes • Configuration management support, familiarity with Puppet/SIMP, Ansible, Salt, Chef • Familiarity with configuration and workflow tools such as GitLab, Jira Desired Skills: • RPM development, deployment, and upgrade experience We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. TKO is seeking a Cloud/Linux Systems Administrator to support the DCS TTO Integration Team.

30+ days ago

Senior Linux Administrator Amentum Services Inc

Hanover, MD

$180,000–$265,000 / year

30+ days ago

Network Administrator Chenega Corporation

Arlington, VA

The Network Administrator performs network configuration, troubleshooting, monitoring, and maintenance activities while supporting local area networks (LANs), wide area networks (WANs), cloud-connected environments, and network security initiatives. Working knowledge of TCP/IP, VLANs, VPNs, BGP, OSPF, EIGRP, MPLS, and enterprise networking concepts.

14 days ago

Discovery Database Administrator (Dba) (Top Secret Clearance Required) CONTACT GOVERNMENT SERVICES

Washington, DC

$142,100–$192,850 / year

Skills and attributes for success: The Contractor shall provide the following services to include but not limited to: The Contractor shall provide database administration support to include, but not limited to the following activities: Contractor shall assist in managing Microsoft SQL Server 2019 and 2022 to include setting up security, creating tables, indexes, stored procedures, designing SQL reports, and creating maintenance jobs etc. Contractor shall upgrade SQL Servers from lower versions to the latest version (version 2019 and up), and create reports using Microsoft SQL Server Reporting Services (SSRS); Contractor shall setup a reporting server and be responsible for all DBA functions and report development utilizing Software Systems development Architecture and Design.

30+ days ago

Network Administrator III Invictus International Consulting, LLC

Alexandria, VA

Full time
Quick Apply

Title: Network Administrator IIILocation: Alexandria, VA Clearance: TS/SCI with the ability to obtain and maintain a CI polygraph Description:Invictus, a Red River company, delivers technology and services supporting government and national security missions. We combine cleared mission expertise with enterprise engineering, technology partnerships and large-program execution in support of advanced modernization, cybersecurity, intelligence and systems integration.

30+ days ago

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Security Administrator Jobs in Washington, DC

Systems Administrator ECS Federal LLC

Network and Computer Systems Administrator Intelligent Waves LLC

Sr. Oracle Database Administrator CDIT

Linux/Windows Systems Administrator Ascension Federal Services

Senior Linux Administrator Amentum

Business Administrator – Senior (Top Secret with agreement to obtain CI Poly) North Point Technology

Active Directory Administrator IV CommIT Enterprises, Inc

Security Engineer Acuity INC

Systems Network Administrator (Sna-2) Leidos Holdings Inc.

Senior Salesforce Administrator WorkWave LLC

Senior SQL Database Administrator Omniscius Consulting

Azure Cloud Administrator AHU Technologies

System Administrator Arcfield

Watch Officer/Systems Administrator Peterson Technologies

MicroStrategy/BI Platform Administrator Glint Tech Solutions LLC

Cloud Administrator (RPM, Docker, Kubernetes), BS+20 Link

Senior Linux Administrator Amentum Services Inc

Network Administrator Chenega Corporation

Discovery Database Administrator (Dba) (Top Secret Clearance Required) CONTACT GOVERNMENT SERVICES

Network Administrator III Invictus International Consulting, LLC

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