2,314 Results for

Security Administrator Jobs in Washington, DC

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Database Administrator (DBA) NuAxis Innovations

Washington DC, DC

Support DB2-to-cloud/MySQL migration planning for Drupal/PACE modernization, including schema conversion, reconciliation, performance baselines, cutover, rollback, and post-migration validation. • Support database migration from legacy on-premises platforms to cloud-managed services, including schema conversion, data movement, and cutover planning.

30+ days ago

Senior Cloud Systems Administrator Credence

McLean, VA

$145,000–$160,000 / year
Quick Apply

This role requires a professional who is equally comfortable managing Windows-based infrastructure, supporting Linux systems, and implementing modern DevOps practices to improve system reliability, scalability, and operational efficiency. Credence has an immediate openiing for a highly skilled Senior Cloud Systems Administrator to support the Enterprise Sourcing, Medical and Contingency (ESMC) Portfolio Hosting Support Contract.

10 days ago

Sr. SQL Database Administrator Leidos

Alexandria, VA

$107,900–$195,050 / year

This includes database design, database structure identification, database schema definition, database access privilege management, database query optimization, documentation, database instance upgrades, long-range requirements, operational guidelines, and database protection. Conducts database design, database structure identification, database schema definition, database access privilege management, database query optimization, documentation, database instance upgrades, long-range requirements, operational guidelines, and database protection.

4 days ago

SQL Server/Azure SQL DBA TRIGYN TECHNOLOGIES, INC.

Baltimore, MD

$65–$75 / hour
Contractor

Description: The client is seeking an experienced SQL Database Administrator to be part of a small development team focusing on the restructuring and modernization of the revenue collections systems and other related database environments. • Monitors network traffic and communications usage patterns; configures or modifies network configuration to meet system demands and capacity planning needs.

30+ days ago

SharePoint Farm Administrator Leidos

Suitland, MD

$107,900–$195,050 / year

Proficient at IIS Management, Server Administration, Active Directory Operation (including LDAP queries), DNS Operations, SMTP, Network Load Balancing (NLB), Event Viewer and Performance Monitor, Powershell scripting and providing SharePoint support and developer training. In this role you will provide SharePoint Operations and Maintenance for Collaborative Services, Automated Business Processes, and related applications (currently SharePoint based) to fulfill the Hopper Information Services Center (ISC), Operations Department (ISC-N3), and Services Division (ISC-N33) SharePoint mission requirements.

30+ days ago

SharePoint Administrator Leidos

Suitland, MD

$107,900–$195,050 / year

Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field with 8+ years of relevant experience, or a master’s degree with 6+ years of relevant experience. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com .

23 days ago

IT Security Specialist PlanIT Group

Reston, VA

Quick Apply

Manages and administers a wide range of security systems and tools: o Administers cloud-based security tools such as, Azure Security Center (Sentinel, Log Analytics, Azure WAF, Defender for Identity, Privileged Identity Manager); Microsoft 365 Security Suite (Defender, Advanced Threat Protection, Cloud Application Security, Protection Portal); Microsoft Security and Compliance Center; Microsoft Endpoint Manager (Intune); multi-factor authentication (MFA); web content filtering; and secure document sharing and collaboration solutions. o Operates cloud-based security tools such as, Azure Security Center (Sentinel, Log Analytics, Azure WAF, Defender for Identity, Privileged Identity Manager); Microsoft 365 Security Suite (Defender, Advanced Threat Protection, Cloud Application Security, Protection Portal); Microsoft Security and Compliance Center; Microsoft Endpoint Manager (Intune); multi-factor authentication (MFA); web content filtering; and secure document sharing and collaboration solutions.

8 days ago

Google Workspace Administrator System One

Washington, DC

$35–$40 / hour
Quick Apply

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Security Clearance: Public Trust suitability + OPM FBI fingerprint criminal background check with financial/credit review.

2 days ago

Unix/Linux Administrator System One

Washington, DC

$150,000 / hour
Quick Apply

Design and maintain the enterprise patch and configuration management architecture (Red Hat Satellite, Ansible or Ansible Automation Platform), converting manual administrative work into automated, repeatable, version-controlled workflows. Author and maintain security hardening baselines aligned to CIS Benchmarks and applicable DISA STIGs; own vulnerability scan remediation and support FISMA and NIST SP 800-53 control implementation, POA&M closure, and audit evidence.

8 days ago

Senior Cloud Administrator (onsite) System One

Washington, DC

Quick Apply

We're seeking a talented Senior Cloud Administrator to help architect, deploy, and manage our AWS platforms while supporting emerging AI capabilities and modern containerized workloads. Join our Cloud Architecture and Administration team at the forefront of secure, innovative cloud infrastructure for one of the nation's most critical institutions.

11 days ago

Sr Linux Systems Administrator Twenty80 LLC

Annapolis, MD

Quick Apply

In this role, you'll work within a large software development environment, ensuring enterprise systems remain secure, reliable, and highly available while implementing automated infrastructure to support next-generation malware analysis, cyber orchestration, and data enrichment capabilities. Network Performance: Strong ability to diagnose connectivity issues, resolve critical network outages, and optimize network performance by eliminating data bottlenecks.

8 days ago

Linux Systems Administrator - TS/SCI-FSP clearance Jobot

Fort Meade, MD

$130,000–$180,000 / year
Quick Apply

With a global customer base including all sectors, from Fortune 500 to up-and-coming startups, we over diverse product lines including, but not limited to, Cloud Services, Artificial Intelligence, Storage, Networking, Supercomputing, and Digital Transformation offerings. 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.

Today

Information Security Analyst Calibre Systems

Washington, DC

$89,000–$110,000 / year

The analyst will help maintain compliance with DoD, DISA, U.S. Cyber Command, MC&FP, NIST RMF, Zero Trust, STIG/SRG, ACAS, and eMASS requirements while supporting the attainment and sustainment of Government-issued Authorizations to Operate (ATOs). CALIBRE is an employee-owned mission focused solutions and digital transformation company, is looking for a highly qualified Journeyman Information Security Analyst to support a DoD client with enterprise cybersecurity for a large program serving military families.

8 days ago

ServiceNow Administrator MANTECH

Quantico, VA

Administer an on-premises version of ServiceNow, including activities such as (but not limited to) installation, configuration, maintenance, updates, harden (STIG), administer, train, and document ServiceNow branding, customization, and translating user requirements into functionality. MANTECH seeks a motivated, career and customer-oriented ServiceNow Administrator / Developer to join our team USMC Team in Quantico, VA.

5 days ago

Security Software Engineer, IAM Vercel

Washington DC, DC

This is a high-impact, ownership-heavy role: youll define IAM architecture from the ground up, migrate Okta fully behind Terraform, and serve as the subject matter expert who levels up the entire organization on IAM best practices. Were looking for a Security Software Engineer to join our Security team and own Vercels Identity and Access Management strategy - across both corporate and production environments.

10 days ago

Cyber Security Analyst - Sr. Consultant level Visa

Ashburn, VA

$152,200–$243,700 / year

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. If you would like to join a company where security is truly valued, where you can work with like-minded peers who are passionate about the art & science of cyber defense, and where you can use state of the art tools for maximum impact, then we have a home for you.

9 days ago

Acquisition Program Security Analyst MANTECH

Quantico, VA

Support the PAE-MC Acquisition Program Security Officer Lead (APSOL) to ensure that all technology protection document development, updating, and staffing are accomplished as depicted in the Program’s Integrated Master Schedule (IMS) and as described in the Department of Defense Technology and Program Protection Guidebook and the MCSC Acquisition Security Guidebook. Strong ability to coordinate with the APSL for all outside agency (e.g., Marine Corps Intelligence Activity (MCIA), Naval Criminal Investigate Service (NCIS), Defense Counterintelligence and Security Agency (DCSA), etc.) support to the programs.

4 days ago

Security Administrator Amentum

Chantilly, Virginia

$31.25–$40.86 / hour

Our security administrators will provide a wide range of support functions that may include the following, depending on office assignment: customer service support, data entry, review of security clearance paperwork and relevant reports, redaction, file maintenance, filing, records management. Amentum is seeking security-minded individuals with attention to detail, strong communication and excellent customer service skills to join our team of security administrators providing support to personnel security vetting in a dynamic and challenging environment.

4 days ago

Security Clearance Processing Administrator, US ADC Security Amazon.com Inc

jessup, MD

In this role you own personnel clearance processing end to end: submitting and tracking crossover packets and SCI access requests, verifying eligibility, citizenship, and investigation currency, and coordinating adjudications and access determinations with our sponsoring security office. You will work in the trenches with personnel security, program security officers, and hiring managers to turn a 120-plus person staffing plan into people who can actually walk into the SCIF and work.

30 days ago

Security/Systems Administrator Nightwing Intelligence Solutions

Sterling, Virginia

Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges.

30+ days ago

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Security Administrator Jobs in Washington, DC

Database Administrator (DBA) NuAxis Innovations

Senior Cloud Systems Administrator Credence

Sr. SQL Database Administrator Leidos

SQL Server/Azure SQL DBA TRIGYN TECHNOLOGIES, INC.

SharePoint Farm Administrator Leidos

SharePoint Administrator Leidos

IT Security Specialist PlanIT Group

Google Workspace Administrator System One

Unix/Linux Administrator System One

Senior Cloud Administrator (onsite) System One

Sr Linux Systems Administrator Twenty80 LLC

Linux Systems Administrator - TS/SCI-FSP clearance Jobot

Information Security Analyst Calibre Systems

ServiceNow Administrator MANTECH

Security Software Engineer, IAM Vercel

Cyber Security Analyst - Sr. Consultant level Visa

Acquisition Program Security Analyst MANTECH

Security Administrator Amentum

Security Clearance Processing Administrator, US ADC Security Amazon.com Inc

Security/Systems Administrator Nightwing Intelligence Solutions

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