313 security administrator jobs at 150 companies in Centreville, MD

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IT INFORMATION SECURITY ADMINISTRATOR
Cecil County, Maryland, United States
$60k/yr OnsiteFull Time
Cecil County Government
Cecil County Government: Charter county government serving Cecil County, Maryland residents through public safety, infrastructure, human services, and local services.
Information security administration position; the posting does not specify education, certifications, experience, or technical qualifications.
1mo
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IT Security Administrator
Baltimore, Maryland, United States
$120k-$140k/yr OnsiteFull Time
Chase Brexton Health Services
Chase Brexton Health Services: LGBTQ-affirming nonprofit community health center providing integrated medical, behavioral, dental, pharmacy, and HIV services to Maryland patients.
3+ YOEMinimum 3 years IT/security experience, CISSP required, CCNA/CCNE and VMware experience preferred, Windows Server/Office365/Azure knowledge, ability to support 24x7 on-call incident response and DR/BCP.
MS Azure, Imprivata, VMware, Office 365, Cisco Catalyst, Cisco ASA, Microsoft Group Policy, Windows Server
3w
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Security Systems Administrator - Mid-level
Annapolis Junction, Maryland, United States
$105k-$154k/yr OnsiteFull Time
Boeing Intelligence & Analytics
Boeing Intelligence & Analytics: Private Boeing subsidiary delivering analytics, software engineering, cloud, and cyber solutions to the U.S. Intelligence Community.
8+ YOERequires 8 years of systems administration experience or related work, with TS/SCI and active CI polygraph. Experience with security infrastructure, firewalls, IDS/IPS, VPN, incident response, network security, and routing protocols.
firewalls, IDS/IPS, VPN, MPLS, HAIPE/IP, QoS, WAN, SFTP, FTPS, SCP, AWS, Microsoft Azure, Google Cloud, Python, PowerShell, Bash, SOAR, ServiceNow, Remedy, Jira Service Management
3w
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Security & Compliance Administrator
Doral or McLean or Melbourne or Huntsville or Atlanta or Annapolis Junction or Colorado Springs or Fayetteville
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Global firm providing management, technology, and engineering consulting services.
2+ YOEExperience conducting security audits, enforcing policies, managing SIEMs/vulnerability scanners/identity solutions, ensuring DoD/IC compliance, Secret clearance, bachelor’s in cybersecurity or 2+ years (or 5+ years without degree).
SIEMs, Splunk, Microsoft Defender, AWS Security Hub, Azure Security Center, Tenable Nessus
4d
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Information Systems & Security Administrator (ISSA)
Linthicum, Maryland, United States
$119k-$129k/yr OnsiteFull Time
Chugach Alaska Corporation
Chugach Alaska Corporation: Alaska Native providing government and commercial business solutions.
5+ YOEBachelor’s degree or IT trade certification, 5 years of Tier I/II systems administration, 2 years of IT security administration, UNIX/Linux experience, U.S. citizenship, driver’s license, and ability to obtain intelligence community clearance.
Active Directory, Microsoft Windows, UNIX, Linux, SharePoint, Microsoft Office Suite, Service Level Agreements (SLA)
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Office Administrator – National Security Program Area
Laurel, Maryland, United States
$27-$46/hr OnsiteFull Time
Johns Hopkins Applied Physics Laboratory
Johns Hopkins Applied Physics Laboratory: University-affiliated research center serving national security and science.
10+ YOEAssociate's degree or equivalent, 10+ years administrative/programmatic experience, MS Office proficiency, active Top Secret clearance (TS/SCI attainable), U.S. citizenship, strong written and oral communication.
Microsoft Office, APL business systems
3mo
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System Administrator Level 3 (Infrastructure Security)
Fort Meade, Maryland, United States
$150k-$215k/yr OnsiteFull Time
WOOD Consulting Services
WOOD Consulting Services: Woman-owned federal contractor providing systems engineering, cybersecurity, and automation services to national-security customers.
15+ YOEBachelor's degree in a technical discipline or 5 additional system administration years, 15 years of comparable experience, security tools experience, and active TS/SCI clearance with polygraph.
Windows, UNIX, ELK, Tripwire, VMware, Red Hat SELinux, Service Oriented Architecture (SOA)
1d
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93-012 - Security Administrator/Visitor Control (SA/VC)
Andrews Air Force Base, Maryland, United States
$72k/yr OnsiteFull Time
Sandy Mac Evolution
Sandy Mac Evolution: Veteran-led SDVOSB professional services firm providing cleared mission support to government agencies and prime contractors.
1+ YOERequires 1–2 years of related experience, active Secret clearance, ability to obtain Top Secret/SCI/SAP eligibility, CI polygraph, and a related bachelor's degree or equivalent experience.
Joint Personnel Adjudication System (JPAS), local database, UPS, FedEx, cell phones, pagers, jump drives, PDAs
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Systems Administrator
Hanover, Maryland, United States
$165k-$175k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Global provider of engineering, technical, and mission-critical services.
2+ YOEWindows systems administration, AD, imaging, SSH/patching, and security compliance with TS/SCI requirements.
Windows Server, Windows Desktop, Active Directory, GPOs, PXE, MCM, PowerShell, SQL, Nagios, Confluence, Jira, Bitbucket
2d
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Security Administrator/Visitor Control Specialist
Camp Springs, Maryland, United States
OnsiteFull Time
Watermark Risk Management International
Watermark Risk Management International: Service-disabled veteran-owned security and risk management consultancy serving government, public-sector, and commercial clients.
1+ YOEHigh school diploma, active Secret clearance, Top Secret/SCI/SAP eligibility, 1–2 years related experience, communication and critical thinking skills, polygraph willingness, and ability to lift 50 pounds.
Joint Personnel Adjudication System (JPAS), UPS, FedEx
1mo
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Systems Administrator
Baltimore, Maryland, United States
$80k-$95k/yr HybridFull Time
BITHGROUP Technologies
BITHGROUP Technologies: Baltimore-based HUBZone-certified minority IT services and hardware provider serving government, education, healthcare, and private organizations.
5+ YOE5+ years systems administration experience; strong Azure and Microsoft 365 administration (Intune, Entra ID, Exchange); PowerShell and multi-OS fluency; experience with virtualization, backups, security, and SOC 2 support.
Microsoft 365, Azure, Intune, Entra ID, Exchange, PowerShell, Windows, macOS, iOS, Android, Hyper-V, Red Hat Enterprise Linux (RHEL), Fortinet, Action1 (Patch Management), Blumira, Veeam, Mimecast, WordPress, Ubiquiti
2w
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Salesforce Administrator
Baltimore, Maryland, United States
$120k-$135k/yr RemoteFull Time, Contract
Global Alliant
Global Alliant: Minority-owned IT consulting and software development firm serving U.S. government agencies with digital modernization and AI solutions.
3+ YOERequires 3–5 years of Salesforce administration experience, Salesforce Administrator certifications, Salesforce Flow, Copado, GitHub, security, deployments, and a related bachelor's degree. U.S. citizenship and Public Trust eligibility required.
Salesforce, Salesforce Flow, Copado, GitHub
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Lab Administrator
Columbia, Maryland, United States
OnsiteFull Time
DDN
DDN: Private American data storage and AI infrastructure serving enterprises, cloud providers, governments, and research institutions.
Strong Linux administration, networking, storage systems, Bash or Python scripting, hardware knowledge, monitoring, security, documentation, and communication skills required.
Linux, Ubuntu, RHEL, CentOS, TCP/IP, VLANs, LACP, SAN, NAS, Lustre, GPFS, Bash, Python, KVM, Docker, Prometheus, Grafana, Nagios, Zabbix, InfiniBand, RDMA, Ansible, Puppet
4d
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Database Administrator
Annapolis Junction, Maryland, United States
$133k-$226k/yr OnsiteFull Time
BAE Systems
BAE SystemsLSE: BA.: Global defense, aerospace, and security technology.
5+ YOETS/SCI clearance with polygraph, five years of database administration and Oracle DBA experience, database security, performance tuning, troubleshooting, RDBMS installation and PL/SQL experience required.
DISA STIGs, Oracle, PostgreSQL, MySQL, Cassandra, MongoDB, Risk Management Framework (RMF), Authority to Operate (ATO), Information Assurance Vulnerability Alert (IAVA), SQL, PL/SQL, Oracle Data Guard, Oracle Streams, Oracle GoldenGate, Sybase Replication Server, Scaled Agile Framework (SAFe)
3mo
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System Administrator
Annapolis Junction, Maryland, United States
OnsiteFull Time
Entegra Systems
Entegra Systems: Employee-owned national-security contractor providing intelligence, technology, language, operations, and training services to U.S. government agencies.
10+ YOESenior System Administrator with 10 years LAN/WAN, 5 years hardware/software ops, Linux and Windows, SELinux, scripting, and security compliance; TS/SCI with Poly clearance.
Linux, Windows, SELinux, RPM, Log review, Scripting, Python, Bash, PowerShell, Ansible
3mo
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Sr. System Administrator
Fort Meade, Maryland, United States
OnsiteFull Time
Bering-Alakaʻina Holdings, LLC
Bering-Alakaʻina Holdings, LLC: Holding providing federal and commercial government services.
8+ YOEEight years of DoD systems administration in a secure environment; Bachelor's in CS; DCWF 8140/8570 certifications.
2mo
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Contracts Administrator
Annapolis Junction or Albuquerque or Germantown or Dayton or Simi Valley
$71k-$100k/yr HybridFull Time
AeroVironment
AeroVironmentNASDAQ: AVAV: Developer of unmanned aircraft systems and defense technologies.
1+ YOEAssociates/Bachelor in Business Administration (or equivalent), 1+ years relevant experience, knowledge of FAR/DFARS and government contracting, U.S. citizenship and ability to obtain security clearance, Microsoft Office proficiency.
Microsoft Office Suite, Microsoft Word, Microsoft PowerPoint, Microsoft Excel
2mo
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RHEL Administrator
Annapolis Junction, Maryland, United States
OnsiteFull Time
Maximus
MaximusNYSE: MMS: Government services and health administration partner for public programs.
7+ YOEActive Secret clearance, US citizenship, 7+ years Linux/RHEL systems administration experience, ability to work onsite in Annapolis Junction MD, familiarity with security compliance and automation tools.
RHEL 7.x, RHEL 8.x, RHEL 9.x, Tenable, HP WebInspect, DISA STIGs, Ansible Automation Platform (AAP), Bash, Python
3w
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Salesforce Administrator
Millersville, Maryland, United States
RemoteFull Time
i4DM
i4DM: Veteran-owned IT consulting firm providing managed services, cybersecurity, cloud, and custom software to government and commercial clients.
3+ YOE3–6 years Salesforce administration experience with strong Flow, security, automation, Service/Experience Cloud skills; experience with Git/DevOps tools, Agile release processes, stakeholder support, and analytics.
Salesforce Service Cloud, Experience Cloud, Omni-Channel, Knowledge, Salesforce Agentforce, Data Cloud, Git, DevOps Center, Copado, Flow, Lightning Platform
2mo
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Systems Administrator
Hanover, Maryland, United States
$165k-$175k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Global provider of engineering, technical, and mission-critical services.
2+ YOEAssociate degree or higher in a computer science-related field or two years of networking experience; Security+ CE, Windows administration, Active Directory, imaging, networking, and TS/SCI polygraph clearance required.
Microsoft Windows Server, Microsoft Windows, Active Directory, Microsoft MCM, PXE, TCP/IP, PowerShell, Microsoft SQL Server, Microsoft Certificate Authority, Atlassian Confluence, Atlassian Jira, Atlassian Bitbucket, Nagios, WhatsUp Gold, VMware, Linux