127 infrastructure administrator jobs at 91 companies in Timonium, MD
1mo
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Network & Infrastructure Administrator
Chantilly or Washington
OnsiteFull Time
3+ YOEMinimum 3 years of hands-on IT infrastructure experience; Associate's in IT/CS/Information Systems (or equivalent experience); experience with Aruba CX/ClearPass, Forcepoint, TCP/IP, VLANs, routing, VPN, Microsoft Windows Server/Active Directory, VMware/Hyper-V, Veeam, SAN/NAS, and Microsoft SQL Server.
Aruba CX Switching, Aruba ClearPass, Forcepoint Firewalls, TCP/IP, VLANs, Routing & Switching, VPN, Structured Cabling, Fiber Optics, Microsoft Windows Server, Microsoft Active Directory, DNS, DHCP, Group Policy, PowerShell, VMware vSphere, Microsoft Hyper-V, Proxmox, Veeam, SAN, NAS, Microsoft SQL Server
3w
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Citrix Infrastructure Administrator
Arlington, Virginia, United States
$115k-$125k/yr OnsiteFull Time
4+ YOE4+ years enterprise virtualization/Citrix experience, active DOD Top Secret/TS-SCI clearance, Citrix ADC/CVAD administration, networking fundamentals, PowerShell scripting, and baseline security certification.
Citrix Virtual Apps and Desktops (CVAD), Citrix ADC (NetScaler), StoreFront, Citrix Gateway, PowerShell, TCP/IP, DNS, DHCP, SSL/TLS
1mo
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Citrix Infrastructure Administrator
Arlington, Virginia, United States
OnsiteFull Time
4+ YOEActive DoD Top Secret (TS/SCI eligible), CI poly required; BA and 4+ years Citrix/virtualization experience (or additional years in lieu); IAT II cert (e.g., Security+, CySA+, GICSP, GSEC); strong networking fundamentals and PowerShell scripting.
Citrix Virtual Apps and Desktops (CVAD), Citrix ADC, NetScaler, StoreFront, Citrix Gateway, XenApp, XenDesktop, Active Directory, PowerShell, TCP/IP, DNS, DHCP, SSL/TLS
1mo
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Citrix Infrastructure Administrator
Arlington, Virginia, United States
OnsiteFull Time
4+ YOEActive TS/SCI clearance, DoD 8570 IAT Level II, hands-on CVAD and Citrix ADC experience, PowerShell scripting, AD integration, networking knowledge, and strong troubleshooting skills.
Citrix Virtual Apps and Desktops (CVAD), Citrix ADC (NetScaler), StoreFront, Citrix Gateway, XenApp, XenDesktop, PowerShell, Active Directory
1mo
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Infrastructure Administrator – On-Prem & Cloud (Onsite)
Fulton, Maryland, United States
$96k-$182k/yr OnsiteFull Time
5+ YOEU.S. citizenship and active/obtainable Secret clearance, STEM degree or equivalent, 5+ years relevant experience (or advanced degree +3), CompTIA Security+, AWS professional certs, Terraform/Ansible/Python experience, system hardening and compliance knowledge.
IaC, Terraform, Ansible, Python, CI/CD, VMWare, Hyper-V, Citrix, Proxmox, DISA STIG, NIST 800-171, NISPOM, bash, Powershell
3w
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Network Infrastructure/System Administrator
McLean, Virginia, United States
$121k-$266k/yr OnsiteFull Time
Active TS/SCI with Polygraph, bachelor\u0002s or equivalent experience, experience designing and supporting enterprise Cisco/Juniper networks, knowledge of TCP/IP, routing, firewalls, SolarWinds, and device hardening.
Cisco, Juniper, SolarWinds, Ansible, Python, Amazon AWS, Microsoft Azure, Google Cloud, VMware
3mo
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Senior Infrastructure and Systems Administrator
College Park, Maryland, United States
$112k-$179k/yr OnsiteFull Time
6+ YOE6+ years with Bachelor's degree; 4+ with Master's; strong Linux/Windows admin; virtualization; networking; security baselines; support for classified/unclassified environments.
Linux, Windows Server, VMware, Hyper-V, KVM, Proxmox, OpenStack, TCP/IP, DNS, DHCP, VLAN, Firewalls, Remote access
3mo
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Senior Infrastructure and Systems Administrator
College Park, Maryland, United States
$112k-$179k/yr OnsiteFull Time
6+ YOE6+ years experience with a Bachelor’s degree or 4+ years with a Master’s; TS/SCI with Polygraph preferred; strong Linux/Windows admin, network fundamentals, virtualization, security baselines, patching, backup, and documentation.
Linux, Windows, VMware, Proxmox, Hyper-V, KVM, OpenStack, TCP/IP, DNS, DHCP, VLANs, Firewalls, Remote Access, Scripting (PowerShell, Bash, Python, Ansible), Infra/Storage, Endpoin t protection
2mo
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System Administrator (Enterprise Infrastructure)
Laurel, Maryland, United States
OnsiteFull Time
5+ YOETS/SCI with polygraph required. Bachelor's in a technical discipline or 5+ years SA experience. DoD 8570 IAM Level I+, 1+ year modern OS and network architecture experience, certification/accreditation experience, Linux/Unix/Windows and VMware expertise.
Linux, Unix, Windows, VMware
3d
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Senior Infrastructure Analyst
Washington Navy Yard, District of Columbia, United States
$95k-$130k/yr HybridFull Time
10+ YOEBachelor’s or advanced degree in engineering, operations research, business administration, or related technical field; 10+ years in engineering, facility planning, or defense infrastructure programs; Navy submarine program experience required.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Microsoft Teams
3mo
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System Administrator Level 2 (Infrastructure Security)
Fort Meade, Maryland, United States
$150k-$215k/yr OnsiteFull Time
Bachelor's degree in a technical discipline or five additional years of system administration experience, 10 years of relevant experience, TS/SCI clearance with polygraph, and security tools experience.
ELK, Tripwire, VMware, Red Hat SELinux, UNIX, Windows
1mo
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System Administrator 1- Enterprise Infrastructure Support
Annapolis Junction, Maryland, United States
$104k-$130k/yr OnsiteFull Time
5+ YOEActive TS/SCI with poly required, DoD 8570 IAM Level I, 5+ years system administration experience, proficiency with Linux/Unix/Windows, VMWare, certification/accreditation and risk assessment experience.
VMWare, Linux, Unix, Windows
3w
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Systems Administrator
Boston or Charlotte or Atlanta or Asheville or New York City or Westwood or McLean
$110k-$145k/yr HybridFull Time
Experience in systems administration or infrastructure engineering with Microsoft 365, Entra ID, Intune/Endpoint Manager, network infrastructure, security practices, and clear communication.
Microsoft 365, Entra ID, Intune, Endpoint Manager, Exchange Online, Teams, SharePoint, Box, Meraki, FortiGate, CodeTwo, PowerShell
1w
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Cloud Infrastructure Engineer
New York or New Jersey or Connecticut or Maryland or Virginia or Pennsylvania or Massachusetts or Rhode Island or Washington
$125k-$135k/yr RemoteFull Time
Requires 3–5 years in infrastructure, systems administration, or cloud operations; Azure, Windows Server, Microsoft 365, Entra ID, PowerShell, Jira, and DevSecOps experience. AZ-104 is a plus.
Microsoft Azure, Azure Update Manager, Microsoft Entra ID, Conditional Access, MFA, RBAC, Jira, Azure DevOps, PowerShell, Claude, Azure AI, Windows Server, Microsoft 365
3mo
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Systems Administrator [Full Scope Polygraph]
Annapolis Junction, Maryland, United States
$100k-$150k/yr OnsiteFull Time
10+ YOETen years of Systems Administrator experience in similar programs; TS/SCI with Full Scope Polygraph; Bachelor’s degree in a technical field; strong UNIX/Windows and IT infrastructure skills.
UNIX, Windows, IT infrastructure, Troubleshooting, Network components
3d
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Cloud Infrastructure Engineer
United States or Bethesda
$130k-$161k/yr RemoteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOEBS/BA or equivalent experience and 8+ years in IT infrastructure. Requires AWS/Azure, Terraform, Ansible, Windows/Linux administration, cloud security, networking, CI/CD, scripting, monitoring, and Agile/DevOps experience.
AWS, Microsoft Azure, Terraform, Ansible, Git, Microsoft PowerShell, Python, Bash, CI/CD, IAM, RBAC, VPC
2w
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Systems & Infrastructure Administrators
Arlington, Virginia, United States
$130k-$170k/yr HybridFull Time
4+ YOEBachelor's in IT/engineering or equivalent, 4+ years administering enterprise IT (servers, storage, networks, virtualization/cloud), troubleshooting multi-tier apps, change/configuration management, and active Secret clearance.
APACS
3mo
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System Administrator Level 2 (Infrastructure and Sustainment Support) - MD
Annapolis Junction, Maryland, United States
$152k/yr OnsiteFull Time
5+ YOE5+ years system administration experience, active TS/SCI with polygraph, US citizenship, IAT Level II, bachelor's in technical discipline, Linux/Windows administration, HPC and networking knowledge.
RHEL, CentOS, Rocky, SLES, Ubuntu, BASH, InfiniBand, Slingshot, Jira, Confluence, Grafana, Prometheus, Nagios, Slurm, git, Salt, Ansible
5d
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Linux Administrator
Washington, District of Columbia, United States
OnsiteFull Time
8+ YOEBachelor's degree or equivalent experience, 8–10 years of technical experience, Red Hat Linux administration, automation, middleware, virtualization, monitoring, security hardening, and enterprise infrastructure expertise.
Red Hat Linux, Apache Tomcat, Apache HTTP Server, nginx, HAProxy, DISA STIG, CIS Benchmark, NIST 800-53, Oracle WebLogic, IBM WebSphere Application Server, IBM Security Verify Access, Active Directory Lightweight Directory Services, OpenText Documentum Document Management Server, Ansible, Python, Bash, Red Hat Satellite, Zabbix, Grafana, Elasticsearch, Splunk, Hyper-V, AWS, Azure, NVIDIA GPU, Ollama, LiteLLM, guardrails
2w
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Database Administrator
Silver Spring, Maryland, United States
$108k-$177k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience; 5+ years of database administration; Microsoft SQL Server, Azure SQL, PostgreSQL and/or MySQL; scripting; hybrid infrastructure; eligibility for Public Trust High.
Microsoft SQL Server, Microsoft Azure, Azure SQL, Azure SQL Managed Instance, Azure Database for PostgreSQL, Azure Database for MySQL, PostgreSQL, MySQL, PowerShell, Python, Bash, SQL, Microsoft Azure DevOps
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