1,970 Results for

Security Administrator Jobs in Reston, VA

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Infrastructure/System Administrator SME CACI International Inc

Sterling, VA

$103,800–$218,100 / year

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Manage a highly available, scalable, and automated environments, ensuring developers have the secure access, CI/CD tools, and computing resources they need to build, test, and deploy code efficiently.

14 days ago

System Administrator/Scripting Engineer PlanIT Group LLC

Washington, DC

In addition, and equally important, is to utilize PowerShell scripting to automate patch management and verification, manage and maintain scheduled tasks, extract logs, validate configurations, and streamline compliance reporting and Active Directory management tasks. The ideal candidate will have expertise in command line scripting (PowerShell), Windows Server, Active Directory, SSO (Single Sign-On), ADFS (Active Directory Federation Services).

12 days ago

SQL Database Administrator - Senior - #880 Allen Integrated Solutions

Fort Belvoir, Virginia

Three years of experience serving as a team leader working as both part of a team and independently to assign/review immediate tasks, set priorities, maintain task progress, validate team members’ work consistent with the organizational goals and deadlines. Three years of experience planning and implementing security measures to safeguard information against accidental or unauthorized damage, modification or disclosure in accordance with industry best practices and DISA STIGs.

30+ days ago

Systems Administrator Peraton

Herndon, Virginia

$104,000–$166,000 / year
Full time

The candidate will be working closely with IA team supporting Continuous Monitoring tasks, enforcing cybersecurity compliance, and addressing vulnerabilities identified through Nessus scans. Continuous Monitoring & Vulnerability Mitigation: Perform continuous monitoring of systems using vulnerability scanning tools like Tenable Nessus.

17 days ago

Executive Administrator Senior Level Zel Technologies LLC

Bethesda, MD

In the wake of 9/11, Zel Technologies rapidly expanded its capabilities to provide turnkey ISR support services to US Special Operations Forces (SOF), as well as advanced technical & operational intelligence, physical & data science, and engineering support services to the greater Intelligence and SOF Communities supporting global counterterrorism and CWMD operations. Originally focused on leveraging operational and software expertise to improve time-critical targeting capabilities for the military, the company advanced its capabilities to provide scientific and HUMINT expertise for CBRNE collection and analysis.

30+ days ago

Sr. Cloud System Administrator - 177642 Zp Group Llc

Springfield, VA

$150,000–$175,000 / year

Isolate and resolve hardware and software problems involving the applications, operating system, hardware, communications infrastructure, or any combination of these Troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance Integrate new technologies into new and existing systems including the transition and migration of corporate systems Monitor and report on system health using various dashboarding tools such as Elasticsearch Kibana, AWS Cloudwatch, etc. Responsibilities: for the Cloud System Administrator Include: Provide support for implementation, troubleshooting, and maintenance of cloud systems Isolate and resolve problems involving the applications, operating system, hardware, communications, other infrastructure, or any combination as needed Prepare problem reports to appropriate leads like Amazon/C2S, NGA-ESC, etc.

12 days ago

Systems Administrator ECS Federal LLC

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.

21 days ago

Linux System Administrator ManTech International Corp

Laurel, MD

$128,000–$214,400 / year

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. MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

20 days ago

System Administrator ManTech International Corp

$85,000–$141,600 / year

Active Directory, Group Policy, Linux OS, Networks, MS Exchange, MS Lync, SCCM, Service Manager, MS Hyper-V, MS SQL Server, Networked Printers/Services, Distributed File Services, Data Protection Manager, SMB, JavaScript, SharePoint. 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.

7 days ago

Systems & Network Administrator Apogee Engineering, LLC

Arlington, Virginia

Full time

The HAF/A10 contract delivers technical, analytical, operational, programmatic, and planning subject-matter expertise to HAF/A10 and its component divisions to advance national security strategic plans, policies, concepts, and initiatives. ADPE Custodian: Perform all equipment custodian duties for Automated Data Processing Equipment (ADPE), including managing accounts, transfers, turn-ins, and coordinating all requests for new equipment and repairs.

30+ days ago

Network Administrator Engineer Mitchell Martin

Merrifield, VA

$72–$82 / hour
Quick Apply

By applying for this job, you agree to receive AI-generated calls, text messages, and/or emails from Mitchell Martin Inc and its affiliates and contracted partners at various frequency through traditional and automated methods. Join our team as a Network Administrator Engineer in a hybrid setting, where you will be responsible for managing and maintaining network infrastructure.

30+ days ago

Contract Administrator Luster National

Washington, DC

$80,000–$180,000 / year

We're seeking Contract Administrators to support large, complex heavy civil infrastructure programs, including highways, roads, bridges, transit (bus and rail), aviation (international airports), and water/wastewater projects delivered through both traditional and alternative delivery methods. Working knowledge of a range of contract and agreement types (e.g., firm fixed price, cost reimbursable, time and materials, indefinite delivery/indefinite quantity, task order, and intergovernmental agreements) and the solicitation methods used to award them.

27 days ago

Network Administrator/System Administrator Diné Development Corporation

Washington, District of Columbia

The compensation range listed for this position represents the good faith salary range Diné Development Corporation (DDC) and its subsidiaries reasonably expect to pay for the role, in accordance with applicable state and local pay transparency laws. Diné Development Corporation (DDC) is a Navajo Nation–owned family of companies that provides government agencies and commercial organizations with high-quality IT, professional, environmental, and research and development services.

22 days ago

Database Administrator Forge Group, LLC

Reston, VA

Remote

$110,000–$130,000 / year
Full time
Quick Apply

Our culture is built around a diverse group of employees empowered to think in different directions, a leadership team that trusts employees to lean in to unique greatness, and an operations team that deploys programs to support employee well-being and growth - both personally and professionally. Innovation - Displays original thinking and creativity; meets challenges with resourcefulness; generates suggestions for improving work; develops innovative approaches and ideas; presents ideas and information in a manner that gets others' attention.

10 days ago

Application Database Administrator ESM

Vienna, VA

Full time
Quick Apply

Ability to work with developers, system administrators, and business users to resolve database-related issues, implement changes, and maintain reliable application database environments. Skilled in designing, developing, maintaining, auditing, and securing database schemas and objects while ensuring data integrity and appropriate user access.

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

Cloud Administrator Knox Systems

Arlington, Virginia

$95,000–$110,000 / year

Keeps systems at a known secure baseline: hardens to DISA STIGs (Defense Information Systems Agency Security Technical Implementation Guides) and CIS (Center for Internet Security) Benchmarks, catches drift with AWS Config, Azure Policy, and GCP Security Command Center, and patches by risk with evidence of what was fixed and what was accepted as an exception. Knox is seeking a Cloud Administrator which secures, builds, and operates multi-cloud infrastructure across AWS, Microsoft Azure, and Google Cloud Platform, including their government regions (AWS GovCloud (US), Azure Government, and Google Cloud Assured Workloads).

30+ days ago

Contracts Administrator CACI International Inc

Sterling, VA

$66,100–$135,600 / year

CACI's Space Line of Business provides launch support and mission operations, mission management, sensing across the spectrum, sensor data processing, and the development of multi-INT products and effects across defense, intelligence, and federal civilian environments to enhance national security and commercial space missions. You will work closely with program leadership, capture teams, pricing, legal, procurement, and technical stakeholders to identify risks early, craft balanced solutions, and provide clear operational guidance in fast‑paced environments.

4 days ago

Mission Application Administrator (Journeyman) CACI International Inc

Ashburn, VA

$72,700–$149,200 / year

Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Responsibilities: Provide technical support for all DT/EA/CST IT systems including web applications, imaging and archiving applications, client-server applications, and cloud-hosted applications.

4 days ago

Systems Administrator / Helpdesk Support Peraton

Chantilly, Virginia

$112,000–$179,000 / year
Full time

Peraton offers enhanced benefits to employees supporting this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap, and eligibility to participate in an attractive bonus plan. Responsibilities: Peraton is looking for a Systems Administrator / Help Desk Support Specialist to deliver hands-on technical support, system administration, and troubleshooting that keeps mission-critical infrastructure running reliably and securely for end users.

30+ days ago

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Security Administrator Jobs in Reston, VA

Infrastructure/System Administrator SME CACI International Inc

System Administrator/Scripting Engineer PlanIT Group LLC

SQL Database Administrator - Senior - #880 Allen Integrated Solutions

Systems Administrator Peraton

Executive Administrator Senior Level Zel Technologies LLC

Sr. Cloud System Administrator - 177642 Zp Group Llc

Systems Administrator ECS Federal LLC

Linux System Administrator ManTech International Corp

System Administrator ManTech International Corp

Systems & Network Administrator Apogee Engineering, LLC

Network Administrator Engineer Mitchell Martin

Contract Administrator Luster National

Network Administrator/System Administrator Diné Development Corporation

Database Administrator Forge Group, LLC

Application Database Administrator ESM

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

Cloud Administrator Knox Systems

Contracts Administrator CACI International Inc

Mission Application Administrator (Journeyman) CACI International Inc

Systems Administrator / Helpdesk Support Peraton

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