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
2mo
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Linux Administrator
Itasca, Illinois, United States
$80k-$115k/yr HybridFull Time
Experience administering Ubuntu Desktop and Red Hat Enterprise Linux; Bash scripting; Python a plus; LDAP/FreeIPA/Active Integration; APT/YUM/DNF; TCP/IP, DNS, DHCP, VPN; Proxmox virtualization.
Ubuntu, Red Hat Enterprise Linux, Proxmox, Ansible, Puppet, Chef, Bash, Python, LDAP, FreeIPA, Active Directory
1w
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Linux Systems Administrator
Chicago, Illinois, United States
$83k-$110k/yr HybridFull Time
2+ YOE2+ years managing Red Hat Linux and VMware environments; experience with Red Hat Satellite, scripting/automation, backup/recovery tools, SAN/storage, and familiarity with Azure and Oracle support.
Red Hat Enterprise Linux, VMware ESXi, Azure, Oracle, Red Hat Satellite, Ansible Automation Platform, Avamar, Veeam, HPE ProLiant, HPE Synergy, HPE Alletra, Docker, Kubernetes
2d
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Linux Systems Administrator
Chicago, Illinois, United States
$82k-$110k/yr HybridFull Time
2+ YOE2+ years supporting enterprise Linux and virtualized infrastructure; experience with RHEL, VMware, automation (Ansible), patching, backups, disaster recovery, and collaboration in 24/7 environments.
Red Hat Enterprise Linux, Red Hat Satellite, VMware ESXi, HPE, Azure, Oracle, Ansible, CI/CD, Veeam, Avamar, Docker, Kubernetes
1w
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Systems Administrator
Chicago, Illinois, United States
RemoteFull Time
3+ YOEBachelor's or equivalent, 3+ years systems administration across Linux and Windows, Active Directory and Group Policy, PostgreSQL administration, Remote Desktop Services, scripting (Bash/PowerShell/Python), and on-call participation.
Active Directory, Group Policy, PostgreSQL, Remote Desktop Services, Truenas (CORE and SCALE), Bash, PowerShell, Python, AWS, Azure, Entra, Intune, Docker, Kubernetes, Proxmox, FSLogix
3w
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IT Security Administrator
Rosemont, Illinois, United States
$87k-$109k/yr OnsiteFull Time
1+ YOEBachelor's in relevant field or HS with extensive experience; 1+ years system administration experience (Windows, Linux, Cisco) preferred; knowledge of vulnerability assessment, patch management, application security controls, and compliance frameworks; Microsoft Office proficiency.
Windows Servers, Linux Servers, Cisco Networking Equipment, Microsoft Office, Power BI, Power Platform, NIST, PCI, IOTCA
3w
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Systems & Network Administrator
Kenosha, Wisconsin, United States
HybridFull Time
3+ YOE3+ years systems and network administration experience; strong knowledge of firewalls, VPN, routing, switching, Microsoft Server, Linux, virtualization, and cybersecurity; CJIS compliance and US citizenship required; ability to support 24/7 environments and respond to priority incidents.
CAD, LERMS, TIME System, ERP, Office 365, Microsoft Server, Linux, virtualization platforms, VPN, firewall, MFA, antivirus
2w
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Senior Infrastructure Systems Administrator
Lisle or Chicago
HybridFull Time
7+ YOE7+ years infrastructure/systems administration experience with Unix/Linux and Solaris, SAN/storage and on‑prem server support, strong troubleshooting, networking fundamentals, and ability to support on‑call/after‑hours production systems.
Solaris 10, Solaris 11, Linux, Windows, SAN, VMware, AWS, Azure, Apache, Tomcat, PostgreSQL, Bash, PowerShell, Python, Grafana, Prometheus, Nagios, Zabbix, SolarWinds
3w
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System Administrator
Romeoville, Illinois, United States
$84k-$109k/yr OnsiteFull Time
5+ YOE5+ years IT experience with 2+ years supporting manufacturing systems; strong Windows Server/AD/Group Policy, Office 365 administration, VMware, SCCM, and PowerShell skills; bachelor\u0002s degree preferred or technical certifications considered.
Microsoft Office 365, Microsoft Exchange, Microsoft SharePoint, Microsoft Teams, Windows Server, Active Directory, DNS, DHCP, Group Policy, Windows 10, Windows 11, VMware, Microsoft SCCM, PowerShell, SCADA, MES, PLC, HMI, Linux
3w
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Lead Databricks Administrator
Chicago or Irving
$98k-$182k/yr HybridFull Time
7+ YOE7+ years in database/data platform or cloud infrastructure, 3+ years administering Databricks, strong IAM and Unity Catalog knowledge, Terraform/automation, SQL/Unix/Linux and scripting; BS preferred or equivalent experience.
Databricks, Unity Catalog, Terraform, AWS, Azure, GCP, SQL, Unix/Linux, Python, Scala, APIs, CI/CD, SSO, SCIM, RBAC
5d
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Systems Administrator (GEODSS) - Diego Garcia 1
Diego Garcia or San Diego or Chicago or Fairbanks or Vandenberg AFB or Nellis AFB
OnsiteFull Time
4+ YOEActive security clearance and U.S. citizenship; minimum 4 years systems administration experience; Linux and Windows experience; DISA STIG compliance, backups, auditing, incident response; CompTIA Security+/CCNA/RedHat desired.
GEODSS, Linux, Windows, RedHat, DISA Security Technical and Implementation Guide (STIG), CompTIA Security +, CCNA
3w
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Lead Databricks Administrator
Chicago or Irving
$98k-$182k/yr OnsiteFull Time
7+ YOE7+ years in database/data platform or cloud infrastructure, 3+ years administering Databricks, experience with AWS/Azure/GCP, IAM/SSO/SCIM, Unity Catalog, Terraform/automation, strong SQL, Unix/Linux and scripting skills.
Databricks, Unity Catalog, Terraform, Python, Scala, SQL, Unix/Linux, CI/CD, APIs, SSO, SCIM, AWS, Azure, GCP
3w
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Data Center System Administrator
Chicago, Illinois, United States
$98k-$120k/yr HybridFull Time
3+ YOE3+ years Linux/RHEL/SUSE/CentOS system administration; experience with server, storage, networking; Confluent & Slurm preferred; OS installation, troubleshooting, firmware upgrades, and customer-facing communication skills.
Linux, Unix, RedHat, Suse, RHEL, CentOS, Confluent, Slurm
2w
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System Administrator (Contract-to-Hire)
Chicago, Illinois, United States
HybridFull Time
3+ YOE3+ years in IT security operations; experience with Microsoft Entra ID, EDR/EDR platforms (SentinelOne/CrowdStrike), SIEM, Linux, vulnerability scanning, and compliance frameworks (SOC 2/NIST/CIS); strong communication skills.
Huntress, Blumira, Microsoft Entra ID, SentinelOne, CrowdStrike, EDR/EPP, SIEM, Linux, SAML, OIDC, Mimecast, Conditional Access, PIM, SOC 2, NIST, CIS Controls, ISO 27001
2mo
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HPC Systems Administrator
Chicago, Illinois, United States
$94k-$110k/yr HybridFull Time
5+ YOEExperience with HPC, Linux systems, security, and monitoring; 5+ years of related work; bachelor’s degree in a related field.
Linux (RHEL/Rocky), GPU infrastructure, Slurm, Torque, PBS, LSF, Ansible, Puppet, Chef, Salt, xCAT, Confluent, Warewulf, CheckMK, Zabbix, Nagios, Prometheus, Grafana, NIST 800-53, NIST 800-171, NIST SP 800-223, FIPS, Ceph, Lustre, BeeGFS, Storage Scale, InfiniBand
1d
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Senior System Administrator II (Ceph Engineer)
Chicago or San Francisco
OnsiteFull Time
5+ YOE5+ years Linux systems administration focused on storage, experience with enterprise storage (Purestorage, NetApp, EMC, Dell, IBM, Hitachi), RAID/LVM/NFS/iSCSI, shell scripting, Python/Ansible/Puppet, virtualization, cloud storage and monitoring tools.
Ceph, Purestorage, NetApp, EMC, Dell, IBM, Hitachi, RAID, LVM, NFS, iSCSI, ext4, XFS, ZFS, shell scripting, Python, Puppet, Ansible, VMware, KVM, AWS S3, EBS, Nagios, Prometheus, Zabbix
1mo
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IT Systems Administrator
Des Plaines, Illinois, United States
$90k-$120k/yr HybridFull Time
7+ YOE7+ years IT experience (or equivalent), strong Microsoft/Azure environment skills (Azure AD, on-prem AD, Intune, Microsoft 365), virtualization, NetApp storage, networking, cybersecurity, PowerShell; bachelor’s or equivalent preferred.
Azure Active Directory, Active Directory, Microsoft 365, Microsoft Teams, Microsoft Intune, NetApp, Microsoft Copilot, PowerShell, Power BI, Power Apps, SharePoint Online, Java, SQL, Linux
2mo
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Senior Database Administrator
Hopkins or Atlanta or Chicago or Denver or Irving
$120k-$141k/yr HybridFull Time
7+ YOEBachelor’s degree or equivalent; 7+ years IT experience; 7+ years design/development of technology infrastructure; Visa sponsorship not available.
NoSQL databases, MongoDB, Cassandra, Elasticsearch, Couchbase, Ansible, Linux, Kubernetes, Cloud
1mo
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Senior Database Administrator
Schaumburg, Illinois, United States
$140k-$170k/yr OnsiteFull Time
5+ YOESenior DBA responsible for reliability, security, performance, and recoverability of mission-critical databases; manage monitoring, capacity planning, backups, DR; cloud migrations; vendor outsourcing.
Oracle, SQL, Azure, Unix, Linux, Windows
1mo
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Associate IT Systems Administrator
Kenosha, Wisconsin, United States
OnsiteFull Time
3+ YOEBachelor's degree and 3+ years IT experience. Strong knowledge of Microsoft Active Directory, DNS, DHCP, NTFS, LAN/WAN, IP address management, Microsoft Azure, UNIX, enterprise systems, project management, and customer service.
Microsoft Active Directory, DNS, DHCP, NTFS, Microsoft Windows, LAN/WAN Networking, IP Address Management, Microsoft Azure, UNIX, Intel
2mo
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Trading Systems Engineer - Options Market Making ((253)
Chicago, Illinois, United States
OnsiteFull Time
Experience with Python, Linux system administration, CI/CD, and tools like Ansible, Octopus, TeamCity, Volt; familiarity with Jira and performance tuning.
Python, Linux, Ansible, Octopus, TeamCity, Volt, Jira, CI/CD
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