PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1mo
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Linux Systems Administrator
Melbourne, Florida, United States
OnsiteFull Time
3+ YOE3+ years Linux system administration; strong Linux, scripting, and security practices; virtualization experience; Ansible/Puppet/Chef a plus.
Linux, VMware, KVM, Shell scripting, Python, Perl, Ansible, Puppet, Chef
1w
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IT Linux System Administrator 2
Centennial or Cape Canaveral or Decatur or Vandenberg AFB
$82k-$136k/yr OnsiteFull Time
2+ YOEBachelor in STEM or equivalent, minimum 2 years related experience, foundational Linux administration (RHEL/Rocky/AlmaLinux/Ubuntu), ability to obtain DoD TS/SCI, US citizenship required, basic networking and troubleshooting skills.
RHEL, Rocky, AlmaLinux, Ubuntu, Bash, Python, Ansible
3w
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Senior Linux/UNIX System Administrator
Patrick Space Force Base or Brevard County
OnsiteFull Time
5+ YOE5+ years Linux/UNIX administration with Red Hat 7.x and Solaris; Security+ required, RHCSA/RHCE preferred; Top Secret clearance and IAT Level 2; containerization (Docker/Kubernetes) and scripting/migration experience a plus.
Red Hat 7.x, Oracle Solaris 11, Docker, Kubernetes, Ansible, Red Hat Satellite, Red Hat Enterprise Virtualization, ZFS
1mo
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Sr Principal HPC Linux Systems Administrator - Secret
Melbourne, Florida, United States
$112k-$168k/yr OnsiteFull Time
6+ YOERequires U.S. Secret clearance, Security+ CE, 6+ years (with Master's) or equivalent experience, Linux/Red Hat and HPC systems experience, knowledge of RMF/STIG/JSIG/NISPOM environments, ability to obtain Top Secret and Special Programs access.
Red Hat, Linux, Active Directory, Group Policy, Ethernet, InfiniBand, C, Fortran, Python, Bash, GNU Make, CMake, STIG, JSIG, RMF, NISPOM, DCID 6/3-ICD 503, JAFAN
1mo
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Sr Principal HPC Linux Systems Administrator - Secret
Melbourne, Florida, United States
$112k-$168k/yr OnsiteFull Time
6+ YOERequires Secret clearance, Security+ CE, 6+ years experience (Master's+6 or equivalent), Linux/Red Hat admin experience, HPC systems design/operation, familiarity with RMF/STIG/JSIG/NISPOM, scripting (C/Fortran/Python/Bash), and ability to lift 50 lbs.
HPC, Red Hat, Linux, Active Directory, Group Policy, Ethernet, InfiniBand, C, Fortran, Python, Bash, GNU Make, CMake, STIG, JSIG, RMF, NISPOM, DCID 6/3, JAFAN
4w
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Specialist, Linux Systems Administration (39836)
Melbourne, Florida, United States
OnsiteFull Time
4+ YOEBachelor's degree or equivalent experience with minimum 4 years systems administration experience, Red Hat Linux and VMware experience, ability to obtain FAA Public Trust.
Red Hat Enterprise Linux, Group Policy, DHCP, VMware vSphere, VMware Horizon, vRealize Operations Manager, Log Insight, Rubrik
2mo
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Linux Engineer
Lakeland, Florida, United States
HybridFull Time
5+ YOEBachelor’s degree in IT-related field; 5+ years systems administration; strong Linux, VMware ESXi/vSphere experience; Agile experience; Security clearance Public Trust.
Linux (RHEL 7, RHEL 8), VMware ESXi, VMware vSphere, Red Hat Satellite, BigFix, Python, Perl, Java, C, ServiceNow
1mo
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System Administrator
Kissimmee, Florida, United States
HybridFull Time
3+ YOE3–5 years in system/network administration; Windows/Linux; virtualization; security controls; SIEM; AD/GP DNS DHCP; CCNA/Security+/CMMC-CCA/CCP or CISSP; U.S. citizenship for DoD work.
Windows Server, Linux, virtualization (VMware/Hyper-V), Microsoft 365, SIEM, endpoint protection, vulnerability scanning, Active Directory, DNS, DHCP, PowerShell, Bash
2mo
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Systems Administrator
Atlanta or Raleigh-Durham or Phoenix or Tucson or Orlando or Nashville or Jacksonville or Houston or Greenville or Dallas or Tampa or Ft. Lauderdale or Charlotte or Austin
OnsiteFull Time
5+ YOE5-7 years IT experience; Windows Server administration; Active Directory; Office 365; cloud (AWS/Azure); PowerShell; scripting; enterprise identity management; Linux or Windows administration; on-call rotation.
PowerShell, Microsoft Graph, JavaScript, Shell scripting, Microsoft Office 365, Azure, AWS, Google Cloud, Oracle, Active Directory, Office 365, SharePoint Online, Exchange Online, ID management systems, SolarWinds, HP, Dell, Cisco
1w
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Systems Administrator III
Orlando, Florida, United States
$97k-$120k/yr OnsiteFull Time
5+ YOE5+ years Linux systems administration (RHEL/Ubuntu), Bachelor\u0002s in CS or related (or equivalent), proficiency with Python, Bash, Ansible, VMware, Veeam, Atlassian tools, and willingness to work rotating shifts/on-call.
RHEL, Ubuntu, Ansible, Python, Bash, VMware, Veeam, Jira, Confluence, Gitlab, Subversion, PlasticSCM, SAN, NAS, Observium, Lansweeper
1mo
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Classified Systems Administrator
Woburn or Boston or Arlington or Dayton or Melbourne or Carlsbad
$115k-$160k/yr OnsiteFull Time
3+ YOETS/SCI with CI Polygraph required; U.S. citizenship. 3+ years technical experience or equivalent. Linux (Red Hat/CentOS/Ubuntu) and Windows administration, Active Directory, networking, NAS, firewall, PowerShell automation, DoD security guidance knowledge, and after-hours support.
Red Hat, CentOS, Ubuntu, Windows, NAS Storage, Firewall, Microsoft Active Directory, Group Policy, PowerShell, Enterprise Virtualization Tools, Multi-Factor Authentication, Public Key Infrastructure, Web Server, LDAP, Security Technical Implementation Guidelines (STIGS), Security Content Automation Protocol (SCAP), Host Based Security System (HBSS), Assured Compliance Assessment Solution (ACAS), DoD Ports, Protocols, and Services (PPS)
1mo
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IT System Administrator II
Melbourne or Colorado
OnsiteFull Time
2+ YOEMinimum 2 years corporate IT experience, Bachelor's in MIS/IT or related, strong Windows and Linux administration, networking knowledge, VMware ESXi, Microsoft 365/SharePoint, Active Directory, strong communication and troubleshooting skills; U.S. eligibility required for export-controlled technology.
Ubuntu, Windows 11, Windows Server 2019, Windows Server 2022, VMware ESXi, Microsoft 365, SharePoint, WSL, Active Directory
5d
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Windows System Administrator
McLean or Melbourne
$78k-$176k/yr OnsiteFull Time
4+ YOE4+ years Windows systems administration experience, Linux support, patching, vulnerability remediation, PowerShell/Bash scripting, automation, and ability to obtain Public Trust.
SolarWinds, HP Report Optimizer, Crystal Reports, HP Insight Remote Support, PowerShell, Bash, Azure DevOps, Jenkins, Microsoft Forefront Threat Management Gateway (TMG), IIS, Hadoop 3.x, RHEL, CentOS
4d
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Systems Engineer II - Linux
Melbourne, Florida, United States
$114k-$121k/yr OnsiteFull Time
5+ YOE5–8 years enterprise Linux administration experience with strong RHEL skills, security hardening, scripting (Bash/Python), virtualization knowledge, and compliance experience; bachelor\u0002s degree preferred.
Red Hat Enterprise Linux, Ubuntu, VMware, Bash, Python, Ansible, SCAP, STIG, CIS, NIST
3w
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System Administrator (CSE II)
Merritt Island, Florida, United States
OnsiteFull Time
2+ YOEBachelor's in IT-related field, minimum 2 years relevant experience, security certifications (e.g., Security+, CySA+, GSEC, SSCP) preferred, experience with patching/vulnerability management, PowerShell, Maximo, ServiceNow, Windows/Linux, SIEM, cloud concepts (Azure/AWS/Google), networking fundamentals, US citizenship and ability to pass NASA backg...
PowerShell, Maximo, ServiceNow, Microsoft Windows, Linux, SIEM, Azure, AWS, Google Cloud
2d
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Systems Administrator (Intermediate/Senior)
Orlando, Florida, United States
OnsiteFull Time
Link Solutions: Providing IT infrastructure and cybersecurity services to federal agencies.
4+ YOEActive U.S. citizenship and DoD Secret clearance, DoD 8570/8140 IAT Level II (e.g., Security+), 4+ years IT systems administration (8+ for senior), Microsoft 365 and Windows Server experience, backup and virtualization skills.
Active Directory, Microsoft 365, System Center, NetBackup, Veeam, HPE StoreOnce, Windows PowerShell, VMware, ACAS, Nessus, Retina, Linux, Windows Server
1mo
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Classified IT System Administrator, Sr / Onsite: PA, CO, CA, AL or FL
King of Prussia or Huntsville or Littleton or Sunnyvale or Titusville
$86k-$170k/yr OnsiteFull Time
3+ YOEUS citizen able/willing to obtain Top Secret clearance, 3+ years system administration experience (Linux/Windows/network/storage), system integration and troubleshooting, patching/configuration management, networking knowledge, strong communication.
Linux, Windows, VMware, KVM, NetApp, Ansible, Python, Bash, PowerShell, Active Directory, SSL/TLS
3w
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Infrastructure Systems Administrator (07151)
Hillsborough County or Citrus County or Hardee County or Hernando County or Lake County or Manatee County or Pasco County or Pinellas County or Polk County or Sarasota County or Sumter County
$110k-$166k/yr OnsiteFull Time
5+ YOEMaintain and administer Windows/Linux systems, AD/IAM, M365, Azure, AWS, SIEM, MDM, virtualization, backup/disaster recovery, scripting, and enterprise monitoring; 5+ years experience (varies by degree) and ability to pass background/polygraph checks.
Active Directory (AD), Identity and Access Management (IAM), Microsoft 365 (M365), Microsoft Azure, Microsoft Entra ID, Amazon Web Services (AWS), Security Information and Event Management (SIEM), Mobile Device Management (MDM), Enterprise Storage Area Network (SAN), Network File System (NFS), Fibre Channel, VMware vSphere ESXi, VMware NSX, VMware Workspace ONE, Red Hat, Microsoft Exchange, Mac OS X, Windows Server 2019+
4d
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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
2mo
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Enterprise Systems Administrator
Atlanta or Austin or Houston or Dallas or Miramar or Orlando or Tallahassee or West Palm Beach or Fort Lauderdale or Phoenix or Charlotte
HybridFull Time
5+ YOEManage Windows servers and cloud platforms; monitor security; patch management; SCCM/SCOM; AD/Entra ID; on-call; hybrid work.
Microsoft Windows, Azure, Active Directory, Entra ID, SCOM, SCCM, PowerShell, Linux, MacOS, IIS, SharePoint, SQL, Networking (TCP/IP, DNS, DHCP)
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