902 security administrator jobs at 396 companies in Adelphi, MD
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Personnel Security Specialist
Arlington, Virginia, United States
$85k-$105k/yr OnsiteFull Time
5+ YOEActive Top Secret clearance with SCI eligibility, 5+ years DoD/IC personnel security experience, hands-on PAR/SPI/SCI processes, DISS and Scattered Castles experience, strong communication and Microsoft Office skills.
DISS, Scattered Castles, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft SharePoint
2mo
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Security/Systems Administrator
Sterling, Virginia, United States
OnsiteFull Time
TS/SCI with Polygraph required Day 1; support CSP CDS environments; change control, access management, security monitoring, auditing, and accreditation activities.
3w
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Security Systems Administrator
Orlando or Reston or Tampa or United States
RemoteFull Time
2+ YOE2+ years supporting and securing enterprise systems, network and cloud environments; knowledge of hardening, patching, vulnerability and incident response; strong troubleshooting and communication skills.
Windows Server, Linux, Entra ID, Group Policy, Purview, Intune, AWS, Microsoft Azure, Google Cloud Platform
2w
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IT Security Administrator
Baltimore, Maryland, United States
$120k-$140k/yr OnsiteFull Time
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
3d
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Security Systems Administrator - Mid-level
Annapolis Junction, Maryland, United States
$105k-$154k/yr OnsiteFull Time
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
1w
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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
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
3mo
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Personnel Security Administrator – Junior w/ TS/SCI with FSP
Herndon, Virginia, United States
OnsiteFull Time
1+ YOEEntry-level security data-entry role requiring TS/SCI w/ Full Scope Poly, HS diploma, 1 year data entry/security processing experience.
4d
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Facility/Security Administrator (Washington, DC)
Virginia or Springfield or Washington
OnsiteFull Time
Administer physical, personnel, and information security programs; manage classified information, access controls, security systems, records, incidents, inspections, and compliance activities. Lift 40 pounds and work in a warehouse.
card reading badge access control system, facility alarm system, security camera, government security systems, pallet jacks
2mo
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Systems Administrator and Security Analyst
Fort Belvoir, Virginia, United States
$78k-$176k/yr OnsiteFull Time
7+ YOE7+ years Linux systems engineering/administration with RHEL 8/9, shell scripting, virtualization, containerization, monitoring/security tools (ACAS, SCAP, STIG Viewer, Nessus), RMF compliance, networking knowledge, Secret clearance, HS diploma/GED.
Red Hat Enterprise Linux (RHEL), RHEL 8, RHEL 9, ACAS Security Center, Evaluate STIG, SCAP, STIG Viewer, Nessus Scanner, VMware, Hypervisor, KVM, Docker, Podman, Kubernetes, Risk Management Framework (RMF), CI/CD pipelines
1d
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93-012 – Security Administrator/Visitor Control (SA/VC)
Andrews Air Force Base, Maryland, United States
$72k/yr OnsiteFull Time
1+ YOERequires 1–2 years of related security experience, active Secret clearance, ability to obtain Top Secret/SCI/SAP eligibility, and willingness to undergo a counterintelligence polygraph.
Counterintelligence Polygraph (CI Polygraph)
2w
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Office Administrator – National Security Program Area
Laurel, Maryland, United States
$27-$46/hr OnsiteFull Time
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
1mo
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IT Security Administrator (Frederick, Maryland, MD, US, 21704)
Frederick, Maryland, United States
$93k/yr OnsiteFull Time
3+ YOEMinimum 3 years IT/cybersecurity experience; administer endpoint security, identity and vulnerability management; incident response, NIST documentation, Microsoft security technologies; strong analytical, communication, and troubleshooting skills.
endpoint security platforms, identity management, vulnerability management, NIST, Microsoft security technologies, Multi-Factor Authentication, Conditional Access
2mo
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Physical Security System Administrator
Washington or Virginia or United States
OnsiteFull Time
Onsite Washington, DC role supporting Federal PACS; Top Secret/SCI eligibility required. Must be proficient with Windows/Active Directory, PACS and video management, integrations (Splunk, USAccess, SMTP), and have CCURE9000 training; CISSP preferred.
Windows, Active Directory, PACS, CCURE9000, Splunk, USAccess, SMTP, Video Management
4d
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Secure Facility Attendant / Computer Security Administrator
Adelphi, Maryland, United States
$66k-$100k/yr OnsiteFull Time
0+ YOEHigh school diploma or equivalent and 0–2 years of relevant experience. Requires ability to obtain a Secret clearance, basic computer literacy, detail-oriented recordkeeping, discretion, communication, and reliable onsite availability.
Windows, Linux
3mo
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Security Specialist - Administrative
Arlington, Virginia, United States
OnsiteFull Time
1+ YOEMinimum 1+ years of general security experience; Top Secret clearance; strong organizational, communication, and MS Office skills.
Microsoft Office
2mo
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Security Admin 2 - Tysons, VA
Tysons, Virginia, United States
OnsiteFull Time
6+ YOEHigh School/GED; ability to obtain and maintain DoD Top Secret/SCI clearance; 6+ years personnel security administration; proficiency with DISS, NISS, ACCS, SIMS, C•Cure, SWFT; strong Microsoft Office skills and attention to detail.
DISS, NISS, ACCS, SIMS, Trust Visitor, C•Cure, First Advantage, SWFT, Microsoft Office Suite, Microsoft Excel, Microsoft Word, Microsoft PowerPoint
3mo
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Systems Administrator
Hanover, Maryland, United States
$165k-$175k/yr OnsiteFull Time
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
1w
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HRIS Administrator/HR Administrator
San Antonio or Alexandria
HybridFull Time
3+ YOE3+ years HR or operations experience supporting onboarding, payroll, benefits, HRIS administration, reporting, and employee relations; strong Excel and HR technology skills; ability to obtain DOD security clearance.
Microsoft Excel, Paylocity, Workday, Unanet, Costpoint, Lever, ServiceNow, JIRA, Google Workspace
1w
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Systems Administrator
Baltimore, Maryland, United States
$80k-$95k/yr HybridFull Time
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
2mo
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IT- Systems Administrator
Bethesda, Maryland, United States
OnsiteFull Time
8+ YOESenior IT systems and network administrator with 8-10 years of experience; strong Windows Server, Microsoft 365, networking, VoIP, and storage expertise; security best practices and patch management; able to work independently.
Windows Server, Active Directory, DNS, DHCP, Group Policy, Microsoft 365, Azure AD / Entra ID, Teams, SharePoint, VoIP, NAS/SAN, VMware, Hyper-V, PowerShell, Security best practices, Patch management, NIST 800-171, CMMC
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