28 linux systems administrator jobs at 24 companies in Warwick, RI
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Linux Systems Support
Norwich or United States
RemoteFull Time
UnisysNYSE: UIS: Provides enterprise-scale IT services and digital transformation solutions.
2+ YOEBA/BS or equivalent with 2+ years relevant experience, expertise in Linux systems administration, strong troubleshooting and root-cause analysis, and U.S. citizenship and residency required.
Harvard University: Provides higher education and conducts advanced academic research.
5+ YOE5+ years IT experience (3+ years systems administration). Experience with Red Hat Linux, Microsoft Windows Server/Active Directory, VMware, Linux shell scripting, security/compliance (NIST 800-53, 21 CFR Part 11). RHCSA and CompTia Server+ required within 1 year if not already held.
Red Hat Linux, Microsoft Windows Server, Active Directory, VMware, Linux shell scripting, SAS, R, Python, Ansible, Jira
HPR: Provides high-performance technology infrastructure for electronic trading markets.
3+ YOE3+ years systems administration experience; strong Linux and Windows Server skills; SIEM and vulnerability management; endpoint management; scripting with Bash, Python or Ansible; virtualization (VMware, KVM); Azure or AWS; Palo Alto firewalls; Active Directory and Microsoft 365; server hardware and data center experience; able to lift 50 lbs.
SIEM, Linux, Windows Server, Bash, Python, Ansible, VMware, KVM, Azure, AWS, Palo Alto, Active Directory, Microsoft 365, PowerShell
University of Connecticut: Connecticut's flagship public research university providing higher education.
4+ YOEExperience administering Linux servers, directory services (AD/OpenLDAP), web servers (Apache/Tomcat/NGINX), scripting/automation, IAM concepts, and system design; 4+ years experience typical.
Linux, CAS, OpenLDAP, Boomi, Netscaler, Entra, Apache, Tomcat, NGINX, Ansible, PowerShell, JBOSS, Microsoft Active Directory
Woburn or Boston or Arlington or Dayton or Melbourne or Carlsbad
$115k-$160k/yrOnsiteFull Time
Systems & Technology Research: Develops advanced technology for national security and defense applications.
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)
Frontier Science: Provides data management and biostatistics for clinical trials.
Install, maintain, and secure servers, network devices, and end-user systems; monitor performance; perform backups and disaster recovery; support cloud services (GCP/Workspace); travel to data centers.
Windows, Linux, Google Cloud Platform (GCP), Google Workspace, Gmail, Drive, Okta, Active Directory
IPG PhotonicsNASDAQ: IPGP: Develops and manufactures high-performance fiber lasers and systems.
3+ YOE3+ years infrastructure support with Azure, Active Directory/Entra ID, Windows/Linux, VMware, Nutanix, Veeam, Exchange/Office 365 migration, PowerShell, networking, SSL/CA, ITIL and ITSM experience; strong troubleshooting and communication.
Microsoft Active Directory, Entra ID, Azure, Citrix, Microsoft 365, Nutanix, VMware, Veeam Backup, Microsoft Intune, MFA, AWS, Microsoft Exchange, Office 365, PowerShell, DNS, DHCP, LDAP, Group Policies
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEU.S. citizen with ability to obtain/maintain DoD clearance; 5+ years Linux administration; experience with AD, VMware, backup/recovery, Veeam, Splunk; CompTIA Security+ (or equivalent) within 6 months; university degree typically required.
Red Hat Enterprise Linux, Active Directory, Microsoft WSUS, VMware, Veeam, MySQL, Remote Desktop Gateway, Splunk, Windows Server, vCenter, vSphere, ESX, Microsoft SCCM, Microsoft Exchange, NAS, SAN
SercoLondon Stock Exchange: SRP: Provides professional outsourcing services to governments worldwide.
2+ YOEActive DoD Secret (or Interim Secret) clearance, IAT Level II (Security+, CompTIA A+, or Network+), bachelor's +2 years (or HS+4), AD/Group Policy, VMware ESXi, Microsoft SQL, Windows and Linux experience.
VMware ESXi, Microsoft SQL, Windows Server 2008, Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Cisco IOS, HBSS, eMASS, ACAS, SCAP, VRAM, DIACAP/RMF, STIG
Boston College: Private research university providing undergraduate and graduate academic programs.
5+ YOEBachelor's degree; strong VMware and Microsoft Windows Server expertise; experience with automation (Ansible, Python), PowerShell/PowerCLI, containers, cloud platforms, identity management, monitoring tools, scripting, patching, DR, and compliance (ITIL/HIPAA/PCI).
Microsoft Active Directory, Microsoft Windows Server 2019, Microsoft Windows Server 2022, Microsoft Windows Server 2025, Red Hat Linux, VMware, Ansible, Python, PowerShell, PowerCLI, Podman, Kubernetes, Azure, AWS, Google Cloud, Splunk, Zabbix, Packer, Jenkins, GitHub, CI/CD, Group Policy Object (GPO), Microsoft SQL, SAML, ADFS, OAUTH, ITIL, SAS115, HIPAA, PCI, SSL
South Shore Health: Regional health system providing comprehensive medical and community care.
1+ YOE1-2 years IT experience with Windows Server, Active Directory, VMware; Red Hat/Linux experience preferred; certifications such as MCSA/MCSE, VMware VCP, Citrix and Red Hat preferred; proficiency with Epic, backup, security and monitoring tools.
Epic, Redhat Enterprise Linux, Microsoft Windows Server, Active Directory, VMware ESX/ESXi/vSphere, VMware vCenter, EMC NetWorker, Data Domain, McAfee ePO, Lotus Notes, Microsoft Exchange, Cisco ESA, ProofPoint, Solarwinds, F5 GTM/LTM/APM, Citrix NetScaler, PowerShell, VBscript, SQL, SAN, NAS, TCP/IP, DHCP, Domain Name Services (DNS), FTP, SCP, HTTP, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Access, Microsoft Project, Microsoft Visio
RadNetNASDAQ: RDNT: Provider of outpatient diagnostic imaging and radiology services.
3+ YOE3+ years storage/backup or systems administration experience; Associate's or Bachelor's in CS/IT/systems administration or equivalent; familiarity with SAN/NAS, backup platforms, virtualization, Linux/Windows, networking; on-call availability.
Information Assurance/Security Engineer - Linux Systems Specialist
Middletown, Rhode Island, United States
$85k-$120k/yrOnsiteFull Time
American Systems: Providing strategic engineering and IT solutions for government programs.
2+ YOEHands-on Linux administration with networking expertise, shell scripting or Python, bachelor's degree with 2+ years related experience, Red Hat/Linux certifications desired, comfortable in secure defense environments.
Natick or Providence or Tysons or West Hartford or Disney Springs or King of Prussia or Paramus or Raleigh or Boston
$110k-$140k/yrHybridFull Time
Level99: Adult social gaming venue with physical challenges and dining.
Experienced infrastructure engineer with networking, security, hardware deployment, server and OS administration (Windows, MacOS, Linux/Ubuntu, Android), virtualization, SD-WAN, MDM, EDR, ability to travel, and on-call availability.
Toyota Research Institute: Researches artificial intelligence and robotics for future mobility.
3+ YOE3+ years IT support/systems administration experience; proficiency with macOS/Windows/Linux endpoints, identity and access management, networking fundamentals, VPN/RDP/SSH, and user lifecycle management; Bachelor's preferred.
Google Meet, Zoom, Microsoft Teams, Google Workspace, Cisco Meraki, Jamf, Okta, Active Directory, Entra ID, AWS, GitHub, VPN, RDP, SSH
PROSOFT: Provides engineering services for hardware and software used in naval submarine and laboratory environments.
10+ YOESECRET clearance, 10+ years professional experience in computer design/software/networks, bachelor\u0002s in engineering or math, expertise in system administration, Linux and MS Windows, experience with build verification procedures.