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18 linux administrator jobs at 13 companies in Connecticut

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
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
Help us #BeatIndeed & #BeatLinkedIn
2w
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Linux Systems Support
Norwich or United States
RemoteFull Time
Unisys
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.
Linux
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2mo
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Systems Administrator
Old Greenwich, Connecticut, United States
OnsiteFull Time
Ellington Management Group
Ellington Management Group: Manages alternative investment funds specializing in mortgage-backed securities.
5+ YOEHands-on IT infrastructure: Windows and Linux, AWS, VMware, networking, security, scripting, and automation.
Windows Server, Microsoft 365, Active Directory, Azure AD, MS Teams, Multi-Factor Authentication, Linux (Rocky Linux), AWS EC2, VMware vSphere, TCP/IP, DNS, DHCP, VLANs, Firewalls (Palo Alto, Fortinet), Email Security, PowerShell, Python, Bash, Ansible
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3w
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Junior System Administrator
Colchester, Connecticut, United States
$65k-$75k/yr OnsiteFull Time
S&S Worldwide
S&S Worldwide: Sells educational, recreational, and healthcare products through e-commerce.
2+ YOE2+ years IT experience; administer Microsoft 365, Windows, Linux, Okta, endpoint security; troubleshooting, imaging, patching, backup, and asset management skills required.
Microsoft 365, Windows, Linux, Exchange Online, Teams, SharePoint, OneDrive, Okta, Carbon Black EDR, Mimecast, Entra ID
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1w
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Systems Administrator 2
Storrs, Connecticut, United States
HybridFull Time
University of Connecticut
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
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2mo
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System and Network Administrator
Milford or United States
OnsiteFull Time
Total Mortgage
Total Mortgage: Provides residential mortgage lending and home refinancing services.
3+ YOE3+ years system and network administration experience with Ubiquiti UniFi, Windows Server, Linux, virtualization, Microsoft 365/Entra ID/Azure, cybersecurity, DR planning, and Tier 2/3 support.
Ubiquiti UniFi, Windows Server, Linux, VMware, Hyper-V, Xen, Group Policy, Microsoft 365, Microsoft Exchange Online, Microsoft SharePoint, Microsoft Teams, Entra ID (Azure AD), Microsoft Azure, DNS, DHCP, VLAN, VPN, routers, switches, firewalls, VoIP systems, Microsoft Intune, PowerShell, Bash
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1w
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PostgreSQL Database Administrator
Hartford or Indianapolis or Providence or Raleigh or Richardson or Tempe
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Experienced PostgreSQL DBA with Patroni, backup/restore, performance tuning, Linux/Bash skills, SQL troubleshooting, and availability for PST rotating 24/7 shifts.
PostgreSQL, Patroni, pgDump, pgRestore, CommVault, Linux, Unix, Bash, SQL, EXPLAIN, EXPLAIN ANALYZE, MS SQL Server, MySQL, MariaDB, Qlik, Attunity, SolarWinds DPA, Delphix, PowerShell, EMC Networker
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1w
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Security Infrastructure - Security Administrator II - Req #516
Rocky Hill, Connecticut, United States
$90k-$115k/yr HybridFull Time
COCC
COCC: Provides core technology and digital solutions for financial institutions.
2+ YOEBachelor's degree or equivalent experience, 2+ years supporting security-oriented network services, security certs (CompTIA Security+, GSEC, SSCP), Linux/Windows, scripting (Python/PowerShell/Bash/Perl), NGFW/IDS/IPS/PKI/DLP/SASE/WAF experience.
Next-Gen firewalls, IDS/IPS, MFA, PKI, DLP, SASE, WAF, Linux, Windows, Python, PowerShell, Bash, Perl, HTTP/S, FTP, SSH, DNS, TCP/IP, Ethernet
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1mo
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Lead Site Reliability Engineer (SRE) – AWS/Linux/Windows
Hartford, Connecticut, United States
$79k-$130k/yr HybridFull Time
Cognizant
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
10+ YOE10+ years experience in Linux/Unix, Windows, and AWS; strong Linux administration (RHEL/CentOS/Ubuntu); AWS services (EC2, S3, IAM, VPC, EBS, RDS, CloudWatch, CloudFormation); Bash/Python scripting; networking (TCP/IP, DNS, firewalls); leadership and incident/on-call participation.
AWS, EC2, S3, IAM, VPC, EBS, RDS, CloudWatch, CloudFormation, RHEL, CentOS, Ubuntu, Windows Server, Bash, Python, TCP/IP, DNS, firewalls, load balancers
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1mo
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Lead Site Reliability Engineer (SRE) – AWS/Linux/Windows
Hartford, Connecticut, United States
$79k-$130k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
10+ YOE10+ years experience in Linux administration and AWS; working knowledge of Windows Server; scripting with Bash/Python; networking fundamentals; proven ability to lead teams and participate in incident management/on-call.
Linux, RHEL, CentOS, Ubuntu, Windows Server, AWS, EC2, S3, IAM, VPC, EBS, RDS, CloudWatch, CloudFormation, Bash, Python
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1mo
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System Administrator (Middlefield, CT, US, 06455)
Middlefield, Connecticut, United States
OnsiteFull Time
AMETEK
AMETEKNYSE: AME: Manufacturer of electronic instruments and electromechanical devices.
Design, implement, and maintain Windows-based infrastructure and virtualization; manage backups and networking; support Ubuntu servers; automate with PowerShell; perform project plans and after-hours support; bachelor's in CS/IT or equivalent.
Microsoft Windows, Microsoft Windows Server, VMware vSphere/ESXi, Veeam Backup & Replication, Microsoft Active Directory, Group Policy, DNS, DHCP, DFS, Cisco, Aruba, Ubuntu Linux, Microsoft PowerShell, Microsoft SQL Server, SAN, NAS, iSCSI, NFS, SMB, Microsoft Azure
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1w
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Security Infrastructure - Security Administrator II #516
Rocky Hill, Connecticut, United States
$94k-$112k/yr HybridFull Time
COCC
COCC: Provider of financial technology and core banking solutions.
2+ YOE2+ years supporting security-oriented network services; bachelor\u0002s in IT/IS preferred; industry certifications (CompTIA Security+, GSEC, SSCP); strong communication and scripting skills.
Next-Gen firewalls, IDS/IPS, MFA, PKI, DLP, SASE, WAF, Linux, Windows, Python, PowerShell, Bash, Perl
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2mo
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Power BI Systems Administrator
Norwich or United States
RemoteFull Time
Unisys
UnisysNYSE: UIS: Provides enterprise-scale IT services and digital transformation solutions.
2+ YOEBA/BS degree and 2-4 years’ relevant experience or equivalent combination; experience administering servers, monitoring networks, and deploying software.
Power BI, Windows Server, Linux, Network Monitoring, Server Management
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2mo
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Senior Middleware & Hybrid Cloud Administrator (Projects)
East Hartford, Connecticut, United States
HybridFull Time
Unisys
UnisysNYSE: UIS: Provides enterprise-scale IT services and digital transformation solutions.
10+ YOESenior role with 10+ years in middleware, infrastructure, and cloud; large-scale implementations; AWS and automation expertise; 24/7 SLA environments.
WebSphere, WebLogic, JBoss, Tomcat, Apache, IBM MQ, Artemis MQ, Mule ESB, CloudFormation, JSON, YAML, scripting, AppDynamics, CloudWatch, Tivoli, ITCAM, Linux, AIX, Unix, Windows
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3w
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Senior Systems Engineer
Natick or Providence or Tysons or West Hartford or Disney Springs or King of Prussia or Paramus or Raleigh or Boston
$110k-$140k/yr HybridFull Time
Level99
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.
EDR, MDM, Microsoft Windows, MacOS, Android, Ubuntu, Linux, SD-WAN, WiFi, virtualization
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Digital End User Services, Site Administration & VIP Support
Stamford, Connecticut, United States
$125k-$184k/yr OnsiteFull Time
HARMAN
HARMAN: Designs and manufactures connected audio and automotive electronics.
5+ YOE5+ years EUS/desktop support experience; strong knowledge of Windows, macOS, Linux, Microsoft 365, endpoint management (Configuration Manager, Intune), networking (TCP/IP, DNS, DHCP); VIP support and on-call availability; ITIL preferred.
Microsoft 365, Microsoft Teams, Microsoft Configuration Manager (MCM), Microsoft Intune, Microsoft Office, Windows, macOS, Linux, TCP/IP, DNS, DHCP, iOS, Android
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2d
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Digital End User Services, Site Administration & VIP Support
Stamford, Connecticut, United States
$125k-$184k/yr OnsiteFull Time
HARMAN
HARMAN: Produces connected technologies and audio systems for vehicles and consumers.
5+ YOE5–8 years end-user computing/site IT support; strong Windows/macOS/Linux, Microsoft 365 and Teams, MCM and Intune, MDM for iOS/Android, TCP/IP/DNS/DHCP; executive/VIP support; ITIL preferred; willingness to be onsite and on-call.
Microsoft 365, Microsoft Teams, Microsoft Configuration Manager (MCM), Intune, Windows, macOS, Linux, TCP/IP, DNS, DHCP, MDM
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3mo
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Senior IT and MSP Level 3 Technician
New Haven, Connecticut, United States
$80k-$105k/yr HybridFull Time
TeamLogic IT Memphis
TeamLogic IT Memphis: Local managed IT and cybersecurity services for businesses.
5+ YOE5+ years IT support; 2+ years Level 3; MSP experience preferred; Bachelor's degree preferred; certifications such as Network+, Security+, Azure Administrator, or CCNA a plus.
Windows Server, Linux Server, VMware, Hyper-V, Azure, AWS, SolarWinds, Auvik, NinjaRMM, Autotask PSA, ServiceNow, Zendesk, Hudu, IT Glue, SharePoint, VPN, Firewalls, Backup, Patch Management, Network Monitoring
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3w
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Product Manager - Endpoint Management & Security
California or Colorado or Connecticut or Florida or Georgia or Illinois or Kansas or Maine or Massachusetts or Maryland or New Jersey or North Carolina or New York or Oregon or Tennessee or Texas or Virginia or Washington
$150k-$200k/yr HybridFull Time
NinjaOne
NinjaOne: Unified IT platform for automated endpoint management and security.
5+ YOE5+ years in IT or security roles,2+ years product management experience with B2B SaaS/IT products,background in OS administration or endpoint management,ability to define product vision and roadmaps,strong communication and data-driven decision making.
Windows, macOS, Linux
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