314 junior systems administrator jobs at 196 companies in Waldorf, MD

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Junior Systems Administrator
Lexington Park, Maryland, United States
$65k-$85k/yr OnsiteFull Time
Greenfield Engineering Corporation
Greenfield Engineering Corporation: Software and systems engineering firm developing avionics software for the U.S. Navy.
1+ YOEMinimum 1 year system administration experience, CompTIA Security+, ACAS/SCAPs exposure, proficiency with Microsoft operating systems, ability to manage servers and security, Top Secret clearance required.
ACAS, SCAPs, EMASS, Microsoft Windows, Windows 11
2mo
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Junior Systems Administrator
Fort Meade, Maryland, United States
OnsiteFull Time
VTG
VTG: Provider of national security and digital transformation solutions.
TS/SCI with Poly required. System administration on CentOS 7, Rocky 9, RHEL 9; hardware installation; Linux and Windows 10/11 administration; STE and data transfer experience. Ansible, Proxmox, IDM, RHCSA, TLS, PXE and LDAP integration desired.
CentOS 7, Rocky 9, RHEL 9, Customer Secure the Enterprise (STE), Linux, Ansible, PXE boot, Proxmox, Identity Manager (IDM), LDAP, Red Hat Certified System Administrator, Transport Layer Security (TLS), Windows 10, Windows 11
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Junior Systems Administrator
Fort Meade, Maryland, United States
OnsiteFull Time
VTG
VTG: Provider of national security and digital transformation solutions.
TS/SCI with poly required; hands-on Linux administration (CentOS 7, Rocky Linux 9, RHEL 9); Tier 1/2 support; hardware installation/configuration; troubleshooting and system maintenance in mission environments.
Linux, CentOS 7, Rocky Linux 9, Red Hat Enterprise Linux (RHEL) 9, Customer Secure the Enterprise (STE)
3w
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Junior Systems Administrator
Washington or Arlington
$6k-$124k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNew York Stock Exchange: ACN: Technology and management consulting for U.S. federal agencies.
Bachelor's degree, active Secret clearance, Linux and AWS administration exposure, backup and patching experience, and CompTIA Security+ CE certification or ability to obtain it within 60 days.
AWS, Red Hat Enterprise Linux (RHEL), Windows, Bash, PowerShell, Active Directory, RBAC, ACLs, DISA STIGs, POA&Ms, ATO
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Junior Systems Administrator
Quantico, Virginia, United States
$85k-$105k/yr OnsiteFull Time
ValidaTek
ValidaTek: The federal IT firm that governs innovation as rigorously as operations, enabling agencies to rapidly adopt AI, cloud, and modern technologies with mission confidence.
Supports Windows/Linux systems, monitors performance, troubleshoots hardware/software, manages accounts, applies security patches, assists backups and disaster recovery; Top Secret clearance required.
Windows, Linux, PowerShell, Bash, VMware, Hyper-V
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Junior Windows Systems Administrator (5451)
Patuxent River, Maryland, United States
$72k-$119k/yr OnsiteFull Time
SMX
SMX: Private U.S. IT and advanced-engineering provider delivering cloud, C5ISR, and digital-transformation services to government and commercial clients.
1+ YOETop Secret clearance, 1+ year systems administration experience, CompTIA Security+ (or DoD 8570-compliant) certification, Windows workstation/server support, troubleshooting, and configuration management knowledge.
Windows, Linux
2w
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Systems Administrator
Fort Meade, Maryland, United States
$62k-$141k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Global firm providing management, technology, and engineering consulting services.
Systems administration experience, device and application configuration, network troubleshooting, deployment automation, process improvement, HS diploma/GED, and active TS/SCI clearance with polygraph willingness.
Microsoft Windows, Linux, Unix, SQL, Infrastructure-as-Code
3w
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Junior Level Unix Systems Administrator
Annapolis Junction, Maryland, United States
$95k-$125k/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.
6+ YOERequires 6 years of systems administration experience or equivalent education, active TS/SCI with CI polygraph, AIX, HP-UX, Solaris, performance tuning, high availability, disaster recovery, and data migration experience.
AIX, HP-UX, Solaris, Oracle Solaris Administrator, IBM AIX Administrator, ITIL
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Systems Administrator
Tysons Corner, Virginia, United States
$50k-$290k/yr OnsiteFull Time
The Swift Group
The Swift Group: Invisible by Design. Impossible to Ignore.
2+ YOEUS citizen with active TS/SCI with Polygraph, BS in a related field, 2+ years systems admin experience, 1+ year administering systems under customer security controls, familiarity with ISSM/ATO processes.
Cartoon operating system, GOTS, COTS, ISSM, ATO, DTO
3mo
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Systems Administrator/Principal Systems Administrator
Patuxent River, Maryland, United States
$83k-$155k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Global aerospace and defense technology.
2+ YOEActive US Top Secret clearance (ability to obtain SCI/SAP/CI poly), Bachelor's degree (or higher) with 2+ years (up to 6+ for principal), Security+ CE or similar, Windows/Linux/VMware administration experience, ability to lift 40 lbs and work nights/weekends; travel ~25%.
Microsoft Windows, Microsoft Windows Server, VMware, Linux, Red Hat, Windows AD, LDAP, SAN storage, Cisco, DISA STIGs, RMF, JAFAN, JSIG
2d
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Associate Systems Administrator
Baltimore or Baltimore
$55k-$65k/yr HybridFull Time
ClearOne Advantage
ClearOne Advantage: Private U.S. debt settlement helping consumers resolve credit-card and other unsecured debts.
2+ YOERequires 2+ years of IT experience, 1+ year as an Associate Systems Administrator, ITSM ticketing experience, SaaS access provisioning, technical communication skills, and U.S. work authorization.
Microsoft Windows, macOS, Desktop Central, Active Directory, Microsoft Intune, Azure, Microsoft 365, Salesforce, DocuSign, GitHub, Microsoft SharePoint, Microsoft Outlook, Microsoft Teams, Claude, Microsoft Copilot, InContact, Teramind, FTP, Tableau, Jira Service Management, VMware, AWS
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
2w
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Systems Administrator, Associate
Chantilly, Virginia, United States
$75k-$90k/yr OnsiteFull Time
AMERICAN SYSTEMS
AMERICAN SYSTEMS: Government services contractor delivering IT and engineering solutions.
2+ YOERequires U.S. citizenship, ability to obtain Secret clearance and Security+ certification, 2–4 years of Microsoft systems administration experience, networking, virtualization, DoD STIGs, and Jira/Confluence experience.
Microsoft Windows, Linux, SCCM, Active Directory, Microsoft Active Directory, ACAS, DoD STIGs, VMware, vSphere, vCenter, Cisco Systems, Jira, Confluence
2mo
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Jr. Systems Administrator
McLean, Virginia, United States
OnsiteFull Time
Paragone Solutions
Paragone Solutions: Woman-owned IT and professional services providing cybersecurity, IT, and training to government agencies and defense contractors.
Experience in IT systems administration, technical support, or help desk. Working knowledge of Windows, Microsoft 365, Active Directory/Microsoft Entra ID, basic networking (TCP/IP, DNS, DHCP), PowerShell; U.S. citizenship required.
Windows 11, Microsoft 365, Microsoft Entra ID (Azure AD), Active Directory, Microsoft Intune, Microsoft Defender, Microsoft Windows Server, Hyper-V, VMware, PowerShell, Autotask, ConnectWise, ServiceNow, TCP/IP, DNS, DHCP
2d
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Systems Administrator
Rockville, Maryland, United States
$122k-$187k/yr OnsiteFull Time
National Institute of Standards and Technology
National Institute of Standards and Technology: U.S. government measurement science agency advancing standards, technology, and industrial competitiveness.
1+ YOEOne year of specialized experience equivalent to GS-11 administering and developing hybrid cloud services, including ITIL service management, server systems, and automation with PowerShell, Ansible, or Python.
VMware, Amazon Web Services, Microsoft Azure, Google Cloud, Information Technology Infrastructure Library (ITIL), PowerShell, Ansible, Python
2w
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Systems Administrator Level 1
Annapolis Junction, Maryland, United States
$50k-$85k/yr OnsiteFull Time
ELEVI Associates
ELEVI Associates: Private Maryland IT consultancy and staffing provider serving government, DoD, and commercial enterprise clients.
Bachelor's degree in a technical discipline or 10 years of additional systems administration experience, active security clearance with FS polygraph, ServiceNow experience, and customer service experience.
ServiceNow
2mo
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IT Systems Administrator
Annapolis, Maryland, United States
HybridFull Time
CyKor
CyKor: Veteran-owned technology solutions provider delivering cybersecurity, cloud, infrastructure, and AI services to federal agencies.
2+ YOE2+ years systems administration experience; Microsoft 365, Azure AD/Entra ID, and Intune experience; macOS/iOS management; strong communication, troubleshooting, and IT operations best-practice knowledge.
Microsoft 365, Microsoft Azure AD, Microsoft Entra ID, Microsoft Intune, macOS, iOS, Cisco AnyConnect, Cisco Umbrella, Cisco Secure Endpoint, Duo, Cisco network devices, Salesforce
3mo
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Systems Administrator - Junior to Mid Level
Lexington Park, Maryland, United States
$55k-$65k/yr OnsiteFull Time
Perrygo Consulting Group
Perrygo Consulting Group: Private U.S. defense contractor providing acquisition, cybersecurity, program-management, and IT services to Department of Defense customers.
0+ YOE0-3 years experience; Windows servers and AD; OS certification; Bachelor's degree or Security+ CE (8570); US citizenship; Top Secret clearance eligible.
Windows Server, Active Directory, HEAT, NAVAIR RMF
6d
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Cyber Systems Administrator
King George, Virginia, United States
$70k-$143k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
2+ YOEBachelor's degree in computer science, information technology, or related field; 2+ years of systems administration experience; Windows and Linux proficiency; virtualization, cloud, networking, and Secret clearance required.
Windows, Linux, Cisco, Arista, RuggedCom, Python
6d
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Cyber Systems Administrator
King George County, Virginia, United States
$70k-$143k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
2+ YOEBachelor’s degree in computer science, information technology, or related field; 2+ years of systems administration experience; Windows and Linux proficiency; virtualization, cloud, network management, and Secret clearance required.
Windows, Linux, Cisco, Arista, RuggedCom, Python, shell scripting, VLAN