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474 systems infrastructure jobs at 229 companies in Frederick, MD

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Senior Systems/ Infrastructure Engineer
McLean, Virginia, United States
$140k-$160k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Global provider of engineering, technical, and mission support services.
10+ YOERequires 10+ years enterprise IT infrastructure experience, 7+ years Microsoft systems engineering, TS/SCI with polygraph, U.S. citizenship, advanced enterprise infrastructure expertise, and strong technical documentation and communication skills.
Microsoft Windows 10/11, Microsoft Windows Server 2019/2022, Microsoft Exchange, Microsoft SQL Server, Active Directory, Group Policy Management, WSUS, PowerShell, Microsoft Hyper-V, VMware, NIST 800-53, RMF, STIGs, SCCM, Rapid7, Nessus, POA&M, Cisco, VLANs, VPN, ACLs, DNS, DHCP, PKI, Microsoft Excel
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1mo
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Infrastructure Systems Administrator
Springfield or St. Louis
$139k-$170k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
Administer RHEL/Windows servers, manage AWS infrastructure for a self-hosted ServiceNow platform, support ServiceNow AI integrations, and hold an active TS/SCI clearance.
RHEL 9, Windows Server, AWS, EC2, RDS, Application Load Balancer (ALB), Security Groups, AWS Bedrock, ServiceNow, Now Assist, AI Search, Predictive Intelligence, AI Control Tower, Model Context Protocol (MCP)
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3w
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Senior Infrastructure Systems Engineer
Suitland, Maryland, United States
$140k-$165k/yr HybridFull Time
Imagine Believe Realize
Imagine Believe Realize: Provides specialized software engineering and systems integration solutions.
8+ YOEBachelor's in IT-related field, 8+ years systems engineering experience, able to obtain Public Trust clearance (U.S. citizenship required), infrastructure lifecycle and requirements expertise, MBSE familiarity, experience with cloud, networking, and integrations.
Sparx Enterprise Architect, Jira, IBM DOORS, Jama, SysML, TCP/IP, REST, SOAP, XML, JSON
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2w
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Infrastructure Systems Administrator
Chantilly, Virginia, United States
$78k-$176k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
7+ YOE7+ years in Linux systems engineering or administration; RHEL, shell scripting, cybersecurity tools, virtualization, containers, networking, system hardening, TS/SCI clearance with polygraph, and high school diploma or GED.
Red Hat Enterprise Linux (RHEL), Windows, ACAS Security Center, Evaluate STIG, SCAP, STIG Viewer, Nessus Scanner, VMware, Hypervisor, KVM, Docker, Podman, Kubernetes, IPv4, SSH, Firewalls, CI/CD, DevOps, RHEL 10
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3mo
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Infrastructure/Systems Administration
Hanover or Annapolis Junction
$75k-$158k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOEBachelor’s degree or equivalent with at least 3 years of relevant experience; proficient with Windows desktops, Dell hardware, Microsoft Outlook; solid understanding of networking; strong communication and independence; TS/SCI with polygraph; Security+ certification.
Windows, Dell hardware, Microsoft Outlook, Networking
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Infrastructure Systems Administrator
Chantilly, Virginia, United States
$78k-$176k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
7+ YOERequires 7+ years of Linux administration or engineering, RHEL 8/9, shell scripting, cybersecurity tools, virtualization, containers, networking, TS/SCI clearance with polygraph, and high school diploma or GED.
Red Hat Enterprise Linux (RHEL), Windows, shell scripting, ACAS Security Center, Evaluate STIG, SCAP, STIG Viewer, Nessus Scanner, VMWare, Hypervisor, KVM, Docker, Podman, Kubernetes, IPv4, SSH, Firewalls, CI/CD pipelines, DevOps, Red Hat Certified Engineer (RHCE)
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3w
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Systems & Infrastructure Administrators
Arlington, Virginia, United States
$130k-$170k/yr HybridFull Time
Systems Planning and Analysis
Systems Planning and Analysis: Provides technical and analytical support to national security agencies.
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
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(USA) Principal, Systems and Infrastructure Engineer
Bentonville or Herndon
$90k-$216k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Multinational retail operating discount stores and supermarkets.
5+ YOERequires 10+ years in IT infrastructure or 7 years in technology infrastructure engineering, with enterprise IAM, Active Directory, cloud identity, automation, scripting, and technical leadership experience.
Active Directory, LDAP, PowerShell, Python, CI/CD, GPOs, SLOs, SLIs, WCAG 2.2 AA
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(USA) Systems and Infrastructure Engineer III, Information Security
Herndon or Bentonville
$108k-$216k/yr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Operates a chain of hypermarkets, discount stores, and grocery stores.
2+ YOERequires a bachelor's degree plus 2 years of systems and infrastructure engineering experience, or 4 years of related experience. Requires Java, Python, or Go and security infrastructure expertise.
Java, Python, Go, GCP, Azure, PKI, TLS, SSH, WCAG 2.2 AA, Microsoft One.Walmart
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3mo
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Systems Architect - Infrastructure
Bethesda, Maryland, United States
OnsiteFull Time
Analytica
Analytica: Provides data analytics and IT solutions for federal government agencies.
Senior infrastructure engineer/architect with cloud and IaC expertise, security focus, and DevSecOps experience.
AWS, Azure, Terraform, CloudFormation, Docker, Kubernetes
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Specialized Infrastructure Services Systems Engineer
Laurel, Maryland, United States
$146k-$234k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
15+ YOEBachelor’s degree in computer science or related field plus 15+ years systems engineering; DoD 8570 IAM Level I+; TS/SCI with poly; Windows, VMware, and desktop/system administration experience.
Windows, VMware, Desktop environments, Networking components
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Specialized Infrastructure Services Systems Engineer
Laurel or Jessup
$146k-$234k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
15+ YOEBachelor’s degree in computer science, information systems, engineering, or related field; 15+ years systems engineering; DoD 8570 IAM Level I+; TS/SCI with poly; experience in Windows, VMware, and end-user architectures.
Windows OS, VMware, Desktop systems, Networking, Storage, Servers, System administration
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1w
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Cloud & Server Systems Infrastructure Manager
Washington, District of Columbia, United States
HybridFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
Bachelor's in computer science, IT, or engineering or equivalent experience; 8+ years enterprise infrastructure, 5+ years engineering team leadership, and 5+ years Azure architecture and operations experience.
Microsoft Azure, Azure Government, Azure Migrate, Data Box, Windows Server, Linux, RHEL, Unix, Hitachi SAN/NAS, Veritas NetBackup, Cohesity, Azure VNets, ExpressRoute, Entra ID, Azure Monitor, Log Analytics, Sentinel
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1mo
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Senior Systems Infrastructure Engineer & Architect (Enterprise Mission Systems SME)
Arlington, Virginia, United States
$200k-$275k/yr OnsiteFull Time
VT-ARC
VT-ARC: Provides research, engineering, and analysis for national security.
Senior systems engineer with hands-on experience designing, deploying, and sustaining secure Windows/Linux, virtualization, storage, directory, PKI, backup, monitoring, automation, and hardening in classified enterprise environments.
PowerShell, Bash, Python, Ansible, Terraform, VMware vSphere, vCenter, ESXi, Hyper-V, Nutanix, KVM, SAN, NAS, Red Hat Enterprise Linux, Microsoft MECM, SCCM, WSUS, Red Hat Satellite, Kubernetes, OpenShift, Docker, GitLab, Splunk, Elastic, Microsoft Sentinel, Tenable, ACAS, Qualys, Rapid7, DISA STIGs
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6d
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Cloud Infrastructure Systems Engineer I
Sterling, Virginia, United States
$55k-$106k/yr HybridFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
0+ YOEBachelor’s degree or equivalent in a relevant field, under 2 years of experience, Secret clearance, programming knowledge, cloud development expertise, and strong analytical and communication skills.
Microsoft Azure, Google Cloud Platform, Amazon Web Services (AWS), Java, Python, C++, JavaScript, Git, GitHub, GitLab
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1mo
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Systems Architect (Hybrid Infrastructure & Cloud Migration)
Washington, District of Columbia, United States
$145k-$180k/yr HybridFull Time
IntelliDyne
IntelliDyne: Provides IT solutions and consulting services to government agencies.
8+ YOE8+ years in systems architecture or infrastructure engineering, experience with Cisco, virtualization, cloud migrations, IaC (Terraform/CloudFormation/Ansible), and cloud platforms; active Secret clearance and ability to obtain TS/SCI.
Cisco, VMware, AWS, Azure, GCP, Terraform, CloudFormation, Ansible, ServiceNow
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1mo
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Systems Architect (Hybrid Infrastructure & Cloud Migration)
Washington, District of Columbia, United States
$145k-$180k/yr HybridFull Time
IntelliDyne
IntelliDyne: Provides IT consulting and technology solutions to government agencies.
8+ YOE8+ years in systems architecture or infrastructure engineering; experience with Cisco, virtualization, cloud migrations, IaC, and cloud networking; bachelor\u0002s degree required; active Secret and ability to obtain TS/SCI.
Cisco, VMware, AWS, Azure, GCP, Terraform, CloudFormation, Ansible, ServiceNow
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3mo
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Infrastructure/Systems Administration
Hanover or Annapolis Junction
$75k-$158k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOETS/SCI with polygraph required, bachelor’s degree or equivalent and 3+ years relevant experience, Security+ certification, proficient with Windows desktops, Dell hardware, Outlook, and network communications; strong communication and customer service skills.
Windows desktop operating systems, Dell hardware, Microsoft Outlook, Linux, VOIP, UPS, BIOS
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2mo
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Systems Analyst, Infrastructure
Rockville, Maryland, United States
$69k-$87k/yr HybridFull Time
Lafayette Federal Credit Union
Lafayette Federal Credit Union: A member-owned credit union offering personal and business banking.
Experience administering virtual server environments, Microsoft Windows 10/11 and Windows Server (2016-2022), backup monitoring and testing, hardware/software installation, user account and permissions management, vendor support, and procedure documentation.
Microsoft Windows 10, Microsoft Windows 11, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows Server 2022
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Infrastructure Engineer (3rd line)
New York City or Greenbelt
$85k-$110k/yr HybridFull Time
Bloomsbury Publishing
Bloomsbury PublishingLondon Stock Exchange: BMY: Independent publisher of trade, academic, and professional literature.
Significant IT infrastructure and service delivery experience; expertise with Microsoft infrastructure, networks, firewalls, scripting, system design, implementation, and technical support.
Microsoft Active Directory, Microsoft Azure, Microsoft Office 365, Microsoft Hyper-V, Microsoft SCVMM, WatchGuard, HP Aruba, PowerShell, Bash, macOS, Veeam, TrueNAS, Dell Unity
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