816 Results for

Security Administrator Jobs in Herndon, VA

Jobs

New!

Washington, DC1 day ago

$100,000–$120,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. The ideal candidate will have a background helping law firms with the secure operations of infrastructure, platforms, and software, including the installation, maintenance and improvement of hybrid computing environments.

Washington, DC13 days ago

$200,000–$200,000 Per Year

This role is ideal for a senior engineer who thrives in complex Kubernetes environments, with the ability to design, operate, and optimize large-scale container platforms while supporting modern application architectures. We are seeking a highly experienced Senior Kubernetes Engineer / Platform Administrator to lead the design, deployment, and sustainment of containerized application platforms.

Silver Spring, MD12 days ago

$50–$80 Per Hour

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. ResponsibilitiesManage AWS-hosted Oracle infrastructure, including database administration, patching, and system performance tuning for Oracle EBS environment.

Mc Lean, VA14 days ago

$100,000–$140,000 Per Year

When determining an applicant’s compensation, various factors are taken into consideration including, but not limited to: geographic location, relevant prior work experience, relevant training, special skills/competencies, education, clearance, licenses/certifications, labor categories/contract rates and other business needs. By providing customers with fast, efficient and reliable information systems and support services, IDS has become a preferred provider of financial and programmatic systems, services, and solutions across a wide variety of government agencies.

Alexandria, VA10 days ago

$140,000–$165,000 Per Year

To be successful in this role, you'll need to be hands on, operationally disciplined, and able to take ownership of PostgreSQL environments supporting a fast paced mission critical program. System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

New!

Bethesda, MD5 days ago

$85,000–$85,000 Per Hour

Utilize network tools to diagnose, trace, and validate activity on LAN ports, network gear, and endpoints, analyzing logs and traffic. Requires: professional certification (CCNA or CCNP).Support the network infrastructure for LAN/WAN services at the National Institutes of Health (NIH) on behalf of the Center for Information Technology (CIT).

Fort Belvoir, VA13 days ago

Support ICAM tools and services such as IAM directories, federation services, PKI components, privileged access systems, connectors, and agent-based integrations. Support, maintain, and enhance Linux-based systems and services that enable Identity, Credential, and Access Management (ICAM) functions across the enterprise.

Quantico, VA13 days ago

Experience implementing and maintaining highly available databases through various technologies, to include Microsoft Windows Failover Clustering, SQL Always On Availability Groups, or Oracle Real Application Clusters (RAC). Experience operating and maintaining front end application servers, to include Apache Tomcat or Microsoft Internet Information Services (IIS), or Oracle HTTP Server (OHS) desired.

New!

Reston, VA2 days ago

Collaborate with security engineers, compliance officers, and business managers to ensure policies are both technically sound and operationally practical. • The enforced dress code is business casual, i.e., collared shirt with slacks for men, no skirts above the knee for women.

New!

Rockville, MD3 days ago

Job Description: Summary: The CIOCC Tier 1 Analyst shall be responsible for the following, but not limited to: Analyze and respond to security events and incidents from SIEM, Firewall (FW), Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS), Endpoint Security Solutions, Network Access Control (NAC) and other client data sources. • 1-3 years of security operations center environment experience or recent college graduate with industry certifications.

New!

Falls Church, VA1 day ago

Experience: 8+ years in a technical Cybersecurity Engineering role, with at least 4 years focused on large-scale cloud or hybrid environments, and a portfolio of projects where AI or Machine Learning was directly applied to solve security or operational scaling problems. • API-First Automation: Deep expertise in building "glue code" that connects disparate COTS and custom applications via secure, automated APIs to streamline cross-functional business activities.

New!

Germantown, MD6 days ago

$100,000–$150,000 Per Year

This role is responsible for operating and maintaining our VDI environment, primarily built on VMware Horizon, along with associated virtualization infrastructure (vSphere), ensuring secure, reliable, and compliant virtual desktop and application delivery in alignment with DOE directives. The ideal candidate will have strong expertise in VDI architecture, golden image management, policy enforcement, and automation, while supporting hybrid environments and evolving enterprise service delivery models.

New!

Germantown, MD6 days ago

$130,000–$150,000 Per Year

GIAC Certified Intrusion Analyst (GCIA), GIAC Certified Incident Handler (GCIH), Certified Information System Security Professional or Associate (CISSP or Associate), ISC2 Certified Information Security Manager (CISM), Certified Information Systems Auditor (CISA), Project Management Professional (PMP), Certified Associate in Project Management (CAPM). A Cybersecurity Lead will develop project management plans such as Work Breakdown Structure, mentor and guide team members on the preparation of technical deliverables and resolve project issues, prepares progress/status reports on technical deliverables, and monitor contractual requirements bringing in help from outside the project as needed to mitigate risks.

Washington DC, DC24 days ago

Remote

$157,675–$265,000 Per Year

We’re seeking a talented Senior Security Engineer with hands-on experience deploying, managing, leading and performing Threat Models In this role, you’ll work alongside technical product managers and engineers across the company to maintain Samsara’s security and de-risk software security concerns to better protect our customers. Working at Samsara means you’ll help define the future of physical operations and be on a team that’s shaping an exciting array of product solutions, including Video-Based Safety, Vehicle Telematics, Apps and Driver Workflows, and Equipment Monitoring.

McLean, VA29 days ago

$286,200–$326,700 Per Year

Lead a team of Product Security advisory professionals, responsible for Divisional cyber strategy integration and execution, identification and management of risk for top business initiatives and technology platforms, threat and vulnerability management, incident management, supply chain cyber risk management, cyber risk oversight and reporting. Plays a key leadership role within Cyber’s community of leaders, drives innovation activity as an outcome; partner extensively with other Cyber and Technology organizations to derive solutions enabling industry leading products.

McLean, VA7 days ago

$70.47–$86.85 Per Hour
Temporary
Contractor
Full-time

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

Washington, DC9 days ago

$75–$80 Per Hour
Full-time
Employee

The Washington Metropolitan Area Transit Authority (WMATA) is seeking resources to build, test, support, and deploy Palo Alto firewalls to support the WMATA partners' Router replacement project. Or minimum of 8 years of demonstratable experience in Palo Alto security solutions or equivalent work experience demonstrating expertise in Palo Alto Firewall configurations and device management.

Merrifield, VA13 days ago

Remote

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Implement security controls across networking devices, databases, operating systems, hardware, and software components.

New!

McLean, VA1 day ago

Excellent customer communication skills, including the ability to brief senior stakeholders, facilitate decisions, manage expectations, and communicate technical issues in clear business terms. Drive execution using a modified SAFe Agile model, including backlog management, sprint planning, PI planning support, dependency tracking, release planning, and delivery reporting.

Merrifield, VA13 days ago

Remote

Bachelors Degree, Information systems, Information Security, Computer Science, or related field of study. • Prior experience with tools like Confluence and ADO preferred.

New!

McLean, VA3 days ago

The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. With its strong 55-year heritage and deep industry expertise, Capgemini is trusted by its clients to address the entire breadth of their business needs, from strategy and design to operations, fueled by the fast evolving and innovative world of cloud, data, AI, connectivity, software, digital engineering and platforms.

Reston, VA20 days ago

Full-time
Employee

Demonstrated proficiency in the use of core software applications including Microsoft Word, Excel, and PowerPoint, through skills such as data analysis, creating complex presentations, and using features like macros, pivot tables, and mathematical formulas. Project/Administrator Assistant support includes submitting orders, processing received orders, provisioning services and tracking the status of services and their expiration dates.

Washington, DC30+ days ago

Possesses expert knowledge of the Structured Query Language (SQL) environment with particular emphasis on planning, analysis, design and implementation of reports and report interfaces intended for the end user. SILLC is looking to fill an immediate opening for a Senior Oracle DBA for a project in downtown Washington DC (Metro accessible).

Washington, DC23 days ago

$52–$55 Per Hour
Temporary
Contractor
Full-time

While an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. The Linux Systems Administrator will be responsible for administering and supporting RHEL servers with day-to-day responsibilities including: • Managing the full lifecycle of RHEL servers, including deployment, configuration, patching, and maintenance on virtual platforms (VMware).

Washington, DC30+ days ago

Full-time
Employee

This role involves implementing data governance and compliance policies, configuring Microsoft 365 services, and supporting security and data protection initiatives. GDH is a premier staffing and talent solutions company dedicated to helping businesses find the best talent and assisting job seekers in finding their dream jobs.

Washington, DC30+ days ago

Remote

Full-time
Employee

The ideal candidate will be responsible for the management and maintenance of our Microsoft Purview applications, with a focus on setting up and maintaining user accounts, ensuring system enhancements, and supporting the Microsoft 365 environment in a highly secure, classified environment. GDH is a premier staffing and talent solutions company dedicated to helping businesses find the best talent and assisting job seekers in finding their dream jobs.

Fort Belvoir, Virginia30+ days ago

The I3TS program provides enterprise-wide IT support to enable DTRA’s Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations. At SMS, we place a high value on quality of service, customer satisfaction, and best-of-breed policies and practices, resulting in CMMI Level 3 certification and ISO registrations including 9001:2015, 20000-1:2018, and ISO/IEC 27001:2013.

Chantilly, VA30+ days ago

The security administrative specialist's primary function is to provide multi-disciplined security support to a customer’s facility and organization. Review, track, and monitor security clearance processing activities with appropriate government personnel to achieve appropriate clearance actions.

Chantilly, Virginia17 days ago

Assist with development and implementation of a Security Education and Training Awareness program and develop security education bulletins, directives, security plans, procedures and controls as required to ensure Government-wise awareness of SAP and SCI protection requirements. If you have the courage to take on a wide variety of complex challenges, then you will experience a unique working environment where innovative teams blend different perspectives, disciplines, and technologies to discover new ways of solving complex problems.

Washington D.C, DC30+ days ago

Human Capital Resources and Concepts Inc. (HCRC) is a consulting firm that specializes in resource management capabilities that are utilized in all federal organizations. The ideal candidate is a detail-oriented, resilient professional with a strong background in InfoSec/IT Security, excellent communication skills, and a proven ability to manage competing priorities in a dynamic environment.

Bethesda, MD22 days ago

This role ensures the operational health, optimization, and security compliance of on-premises IT systems, websites, and the IARPA Enterprise Cloud (IEC).Key ResponsibilitiesSystems Administration & OperationsProvide daily troubleshooting for IT related issues, documenting resolutions for Government consideration. Option 1: Bachelor's degree in Information Technology, Computer Science, Cybersecurity, Computer Engineering, or Information Systems AND three (3) years of combined experience in IT systems administration, cybersecurity compliance, IT system troubleshooting, and incident response.

McLean, VA10 days ago

Clearance: TS/SCI w Full Scope PolygraphLocation: Herndon, VAResponsibilities:Case Initiation: Efficiently open security actions and maintain records; required to initiate an average of eight (8) cases per day. Personnel Security Administrator – JuniorThe Developmental Security Administrator provides entry-level administrative and data entry support for the Sponsor’s security operations.

McLean, VA10 days ago

Personnel Security Administrator – SeniorThe Senior Security Administrator serves as a high-level subject matter expert across diverse security functional areas, including polygraph, adjudication, and investigations. Customer Liaison: Serve as a role model in anticipating customer needs; respond to inquiries regarding pending case statuses and complex clearance certifications.

Alexandria, VA21 days ago

The position requires expertise in both platform engineering and operational configuration, including backend system administration, data ingestion pipelines, and front-end configuration such as dashboards, alerts, visualizations, and reporting used by cybersecurity analysts and Security Operations Centers (SOC). + Design, deploy, and administer enterprise SIEM platforms (e.g., Elastic Stack, Splunk), including scalable architecture, clustering, high availability, secure configuration (RBAC, authentication), and full lifecycle management in both connected and air-gapped environments.

McLean, VA10 days ago

Minimum Requirements: Education/Experience: Bachelor’s Degree + 3 years of experience OR High School Diploma/GED + 5 years of relevant experience. Mentorship: Coach and mentor Developmental level personnel; assist in developing materials for informal office training sessions.

Reston, VA23 days ago

Request and Reporting System requests; verify accesses; obtain approvals, and serve as a liaison between users and other support offices to resolve/fulfill IT and access administration problems/requirements). Coordinate projects with appropriate service proviclers and customers, identify/resolve project issues, and keep customers/project team members informed of projects' statuses.

Arlington, VA30+ days ago

Argo Cyber is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity capabilities in the customer environment supporting analysts and business continuity of the customer mission. - Troubleshoot and resolve complex storage problems across the enterprise related to storage and replication strategies across local and wide area networks, monitor channels for storage-related network and system issues and remediate them as they occur.

Tysons , Virginia17 days ago

As part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets. We design, build, operate, and maintain cyber-physical solutions for the nation’s most mission-critical facilities, secure environments, complex infrastructure, and global enterprises.

Vienna, VA17 days ago

The administrator will own the CI/CD pipeline for Salesforce deployments using Salesforce DX and GitHub Actions, manage sandbox and environment strategy, enforce security configurations aligned with FedRAMP and NTIA/DOC ATO requirements, and serve as the primary administrator for OwnBackup data protection. Security Configuration & Compliance: Implement and maintain Salesforce security configurations including profiles, permission sets, permission set groups, sharing rules, field-level security, session settings, MFA enforcement, and enhanced domain configurations.

Washington, DC30+ days ago

Responsible for maintaining and/or developing outside integrations with the integrated security management system which include but are not limited to; splunk, USAccess, employment databases, intrusion detection systems, and smtp mail servers in the support of system generated real-time notifications. Works directly with staff to ensure the PACS server has the latest server patches and ensures that planned system maintenance is completed during acceptable time periods to prevent interruptions to government operations.

Arlington, VA30+ days ago

Required Qualifications: • 5+ years of experience with data analysis, data migration tools, data modelling, data integration, data warehousing, database design, and SQL database/coding. •3+ years of experience with recognizing and identifying potential areas where existing policies and procedures require change, or where new ones need to be developed, especially regarding future business expansion.

Reston, VA23 days ago

The Database Administrator (DBA) is responsible for implementing, modifying, and deploying software affecting mission critical networks/systems as well as determining ways to organize and store data. Duties: This Database Administrator performs the following core functions: Perform server and storage capacity management and planning for the most complex and critical systems.

Ashburn, Virginia8 days ago

Migration and Upgrade: Lead migration projects from on-premises databases to AWS, relational databases to NoSQL, including planning, execution, and validation of database migrations and upgrades. Troubleshooting and Support: Provide support for complex database issues, including troubleshooting and resolving database integrity issues, performance issues, blocking and deadlocking issues, replication issues, log shipping issues, etc.

Laurel, MD30+ days ago

Full-time

Several factors influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, education, specific skills and competencies and certifications. We hire software engineers, web designers, test engineers, systems engineers, systems administrators, database engineers and other tech services.

Washington, D.C.10 days ago

$80,000–$128,000 Per Year

The ideal candidate will serve as a senior escalation point for complex security incidents, lead advanced threat‑hunting operations, and drive the maturation of detection capabilities across the Microsoft security ecosystem. • Minimum 3 years of experience implementing and managing Microsoft Defender solutions (Defender for Endpoint, Defender for Identity, Defender for Office 365, and/or Defender for Cloud).

Chantilly, Virginia30+ days ago

Overview: We are seeking a highly skilled Information Systems Security Engineer (ISSE) to design, implement, and maintain security controls across enterprise systems and networks. Support the Risk Management Framework (RMF) lifecycle, including system categorization, control selection, implementation, assessment, and authorization.

Chantilly, Virginia27 days ago

New!

Vienna, VA2 days ago

Ability to provide technical assistance and support over the phone; good phone skills, professional demeanor, and previous customer service experience strongly desired. Proficient with Microsoft Office Applications, and experience working in a home office setting, as well as the ability to train end users on frequently asked technical issues.

New!

Vienna, VA2 days ago

New!

Vienna, VA2 days ago

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Security Administrator Jobs in Herndon, VA

Jobs

IT Security Engineer (Law Firm)Jobot

Senior Kubernetes Engineer / Platform AdministratorSystem One

DBA LeadSystem One

Azure System Administrator (McLean, VA)Integrated Data Services

PostgreSQL DBASystem One

Network AdministratorSystem One

Linux AdministratorSystem One

Database Administrator (TS/SCI clearance)System One

IT - Information Security/Privacy Analyst IIPlanIT Group

Information Security/Privacy Analyst IPlanIT Group

Sr Cloud Security EngineerPlanIT Group

VDI Systems AdministratorDunhill Professional Search

Cyber Security LeadDunhill Professional Search

Senior Security Engineer - Threat ModelingSamsara

Sr. Director, Information Security Officer (Global Payment Networks)Discover Financial Services

Lead Information Security EngineerGenesis10

Network Security EngineerCSZNet, Inc.

Strata EngineerSystem One

Technical Project Manager/Delivery LeadCredence

Risk AnalystSystem One

Senior ServiceNow Business AnalystCapgemini Government Solutions

Assistant Project CoordinatorInmarsat Government, Inc

Senior Oracle DBASoftware Information Resource Corp

System AdministratorThe Computer Merchant, LTD.

Junior Purview AdministratorGDH Consulting

Purview AdministratorGDH Consulting

Senior Endpoint Security AdministratorSMS Data Products Group, Inc.

Security Administrator / Facility Security Officer (FSO)TENICA and Associates LLC

Senior Security AdministratorQinetiQ US

Senior System Security AdministratorHuman Capital Resources and Concepts

IT Systems & Cloud Security Administrator - TS/SCI with FS PolyVMD Corp

Personnel Security Administrator – Junior w/ TS/SCI with FSPVMD Corp

Personnel Security Administrator – Senior w/ TS/SCI with FSPVMD Corp

SIEM Administrator / Security Monitoring EngineerAkima

Personnel Security Administrator – Mid – Junior w/ TS/SCI with FSPVMD Corp

Systems Administrator - Active Security ClearanceCadre

Senior Linux Administrator Splunk AdminRequires Current US Security clearanceArgo Cyber Systems

PCD/TOC Security Systems Application Specialist (System Administrator 1)- Tysons, VAM.C. Dean, Inc

Salesforce Administrator (Security & DevOps)Halvik

Physical Security System AdministratorUnlimited Technology

Senior Database Administrator - Arlington, VA - Current SECRET and above security clearance applicants onlyBow Wave LLC

Database Administrator - Active Security ClearanceCadre

AWS Database Administrator (DBA) – Oracle & NoSQL DBABigbear.ai

Information Systems Security EngineerBelay Technologies

Tier 2/3 Cyber Security Analyst / Microsoft Sentinel/Microsoft DefenderPeraton

Information Systems Security EngineerVTG

Information Systems Security Engineer (ISSE)VTG

Mid Cyber Security EngineerChenega Corporation

Senior Cyber Security EngineerChenega Corporation

Jr Cyber Security EngineerChenega Corporation

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