108 linux administrator jobs at 79 companies in Wilton, CT

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Linux Systems Administrator
New York City, New York, United States
$125k-$156k/yr OnsiteFull Time
Persistent Systems
Persistent Systems: Develops and manufactures secure mobile ad hoc networking systems.
6+ YOEBachelor's degree, 6+ years of systems administration experience, Linux administration, Bash or Python scripting, networking knowledge, configuration management familiarity, and US security clearance or ability to obtain one.
Linux, Bash, Python, UNIX, Ansible, LUKS, LVM, SELinux, AppArmor, Docker, Kubernetes
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Linux Systems Administrator
Suffern or Rockland County
$76k-$90k/yr HybridFull Time
iPostal1
iPostal1: Provides digital mailbox and virtual business address solutions.
4+ YOERequires 4+ years of Linux systems administration, Bash, AWS, DBA skills, MySQL, PostgreSQL, Git, CI/CD, agile methods, troubleshooting, and communication. Exposure to Terraform, Ansible, Docker, Python, or Go is noted.
Linux, Bash, AWS, EC2, Auto Scaling Groups, ALBs, Route 53, RDS, Datadog, Git, CI/CD, Terraform, Ansible, Docker, Python, Go, MySQL, PostgreSQL
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Linux Security Lead
New York City, New York, United States
$200k-$300k/yr OnsiteFull Time
Point72
Point72: Global alternative investment firm managing capital and venture investments.
6+ YOERequires 6+ years in Linux administration or security engineering, including 3+ years in enterprise Linux security hardening and compliance, with Ansible, CIS Benchmarks, NIST CSF, STIG, and endpoint monitoring experience.
RHEL, Ubuntu, Amazon Linux, Ansible, CIS Benchmarks, CIS Controls v8, NIST Cybersecurity Framework (CSF 2.0), STIG, Qualys, CrowdStrike, SELinux, AppArmor, auditd
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Experienced Linux/Unix/Solaris System Administrator
Norwalk, Connecticut, United States
RemoteFull Time
Kyndryl
KyndrylNYSE: KD: Manages and modernizes mission-critical IT infrastructure systems.
Requires in-depth Linux/UNIX/Solaris administration, HPC support, automation scripting, Red Hat Satellite expertise, Supermicro hardware experience, enterprise IT experience, and analytical problem-solving skills.
Linux, Unix, Solaris, Red Hat Satellite, Supermicro
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Linux Architecture - System Administrator II - Req# 608
Southington or Rocky Hill or Avon
$73k-$109k/yr HybridFull Time
COCC
COCC: Provider of financial technology and core banking solutions.
1+ YOERequires a computer science degree or equivalent experience, 1–3 years of infrastructure support, Windows or Linux administration, virtualization, cloud, storage, Kubernetes, scripting, documentation, and communication skills.
ServiceNow, Microsoft, Linux, VMware, AWS, Microsoft Azure, Kubernetes, PowerShell, Bash, Python, Terraform, Ansible
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Engineer-Intermediate Linux System
Palisades, New York, United States
$90k-$104k/yr OnsiteFull Time
Columbia University
Columbia University: A private Ivy League research university providing higher education.
3+ YOEBachelor's in Computer Science or related field, minimum 3 years Linux system administration experience, proficiency with Linux/RHEL, VMware, networking (TCP/IP,DNS,DHCP,LDAP), scripting, cloud (AWS) and ticketing systems.
Linux, RHEL, VMware vSphere, ESXi, vCenter, TCP/IP, DNS, DHCP, LDAP, Amazon Web Services (AWS), Avamar, Veeam, Nagios, Osticket, Jira, Bugzilla, ServiceNow
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IT Systems Administrator
Brooklyn, New York, United States
$72k-$88k/yr HybridFull Time
New York University
New York University: Private research university providing undergraduate and graduate degree programs.
2+ YOEBachelor's in CS/IT or related,2+ years IT systems administration experience,expertise with Windows/Mac/Linux,knowledge of info security,ability to diagnose systems and communicate to non-technical audiences.
Windows, Mac, Linux, HCL BigFix, VMware Workspace One, Ansible Tower, PowerShell, Bash, Python
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System Administrator
New York City, New York, United States
$135k/yr OnsiteFull Time
City of New York
City of New York: Provides municipal services and administration for New York City.
4+ YOEBachelor's degree and 4 years of related infrastructure experience, or bachelor's degree with 8 years of related experience; expertise in servers, cloud, Windows/Linux, networking, security, and troubleshooting.
Active Directory, Group Policy, DNS, DHCP, SQL, Oracle Database, Nutanix HCI, Azure, IGEL, Windows, Linux, SCCM, Ivanti
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Systems Administrator, IT Infrastructure
Fort Lee, New Jersey, United States
$80k-$110k/yr HybridFull Time
Cross River
Cross River: Provides technology infrastructure and embedded financial solutions to fintechs.
2+ YOERequires 2+ years in systems administration or networking, Windows Server, Linux, Active Directory, DNS, DHCP, Group Policy, networking fundamentals, cloud knowledge, Microsoft 365, communication, and ability to lift 50 lbs.
Windows Server, Linux, Ubuntu, CentOS, RHEL, Active Directory, Group Policy, Microsoft 365, Microsoft Exchange, Microsoft SharePoint, Microsoft Teams, VMware, Hyper-V, AWS, EC2, S3, IAM, CloudWatch, TCP/IP, DNS, DHCP, VLANs, VPNs, VPC, PowerShell, Bash, Python, Terraform, CloudFormation, Connect Direct, MQ, ITIL
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Database Administrator
Poughkeepsie, New York, United States
$90k-$110k/yr HybridFull Time
Marist University
Marist University: Provides comprehensive undergraduate and graduate higher education programs.
3+ YOEResponsible for Oracle database installation, configuration, patching, performance tuning, security, backups, Linux scripting, and providing ERP/application support; requires bachelor's in CS/IS or relevant experience and minimum 3 years DBA experience.
Oracle, Linux, Windows Server, Ellucian Banner, Tomcat, WebLogic
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Database Administrator
Hoboken, New Jersey, United States
HybridFull Time
Sumitomo Mitsui Trust Bank (U.S.A.)
Sumitomo Mitsui Trust Bank (U.S.A.): Provides institutional custody and foreign exchange services for global clients.
5+ YOEBachelor's in CS or equivalent,5+ years DBA experience with Microsoft SQL Server and Oracle,knowledge of Windows/UNIX/Linux,SQL/Transact SQL/PL-SQL,PowerShell,version control,replication and backup/recovery,excellent communication and problem-solving.
Microsoft SQL Server 2019, Microsoft SQL Server 2022, Oracle 19c, ASM, Windows, UNIX, Linux, SQL, Transact SQL, PL-SQL, PowerShell, SQL always-on, Doubletake, AWS DRS, Microsoft SQL Server native auditing, Solarwinds DPA, Idera Diagnostic Manager, DataMasker
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Lead IT Security Administrator
New York City, New York, United States
$160k-$185k/yr OnsiteFull Time
Digital Asset
Digital Asset: Provides blockchain-based distributed ledger technology for financial markets.
Requires deep Junos and enterprise networking experience, Linux fleet management, cloud security, IAM, Python or Bash automation, incident response, and Salt, Ansible, or Terraform proficiency.
Juniper, Junos, VPN, VPC, Ubuntu, Canonical Landscape, Salt, Ansible, Terraform, EDR, SIEM, SSO, MFA, PAM, AWS, GCP, Azure, Kubernetes, RDBMS, Python, Bash, SOC 2, ISO 27001, NIST CSF, CIS Controls, CIS Benchmarks, STIG, GitHub Actions, Azure DevOps, CircleCI
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System Administrator (Remote)
New York, New York, United States
HybridFull Time
Esprow
Esprow: Automated testing and compliance platform for global financial markets.
Maintain and upgrade software, hardware, cloud, networks, backups, security and documentation; onboard/offboard users; automate tasks with scripting; familiarity with Windows, Linux, networking, Microsoft cloud tooling.
Microsoft Hyper-V, Microsoft 365, Azure, Entra ID, Microsoft Intune, Jira Cloud, Confluence Cloud, PowerShell, Bash, Python, ChatGPT, Codex, Microsoft Copilot, SQL, Git, SVN, Jenkins, Docker, CloudFlare, cPanel
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Senior M365 Administrator
Bethpage, New York, United States
OnsiteFull Time
PSEG
PSEGNYSE: PEG: Generates and distributes electricity and natural gas to customers.
2+ YOEBachelor's in a related field or equivalent experience; 2+ years IT experience (6+ without degree). Experience with Azure, Intune, Microsoft 365 (Exchange, Teams, SharePoint), Windows Server, Active Directory, PowerShell; knowledge of networking, security and DOE 10 CFR 810.
Microsoft Exchange, Exchange Online, Microsoft 365, Office 365, Azure, Entra ID (Azure AD), Microsoft Teams, SharePoint Online, OneDrive for Business, Intune, Microsoft Office, Microsoft Windows, Linux, UNIX, Active Directory, MS PKI, DFS, GPO, PowerShell, Azure CLI, BAT, VB, C#, System Center, Autopilot, Defender, Amazon AWS, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Access
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Senior Database Administrator
Melville, New York, United States
$140k-$150k/yr RemoteFull Time
Leviton
Leviton: Manufactures electrical wiring devices and networking infrastructure for buildings.
5+ YOEManage and administer enterprise DBMS (Oracle, SQL Server, MongoDB, MySQL, Postgres) including backup/recovery, performance tuning, capacity planning, security, and data modeling; Oracle EBS experience preferred.
Oracle E-Business Suite (EBS), Oracle, Peoplesoft, Hyperion, Kronos, Oracle Cloud Infrastructure (OCI), Microsoft SQL Server, MongoDB, MySQL, Postgres, PL/SQL, Java, XML, TCP/IP, Tomcat, WebLogic, Microsoft Office, Autosys, Linux, SVN, Oracle ODI, OICS, Toad
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Systems Specialist, Application Administrator Team Lead
New York City, New York, United States
$125k-$155k/yr OnsiteFull Time
Consolidated Edison
Consolidated EdisonNYSE: ED: Provides electric, gas, and steam services in New York.
5+ YOEBachelor's degree with 6+ years or master's degree with 5+ years of relevant experience. Requires technical team leadership, cloud, Azure DevOps, AI, Linux, scripting, web development, SDLC, observability, and documentation expertise.
Oracle, Microsoft Azure, Google Cloud Platform (GCP), Amazon Web Services (AWS), Azure DevOps (ADO), CI/CD pipelines, Azure Foundry, Google Cloud Vertex AI, ActiveMQ, Kafka, Perl, Bash, Python, Socket.IO, JavaScript, Java, Flask, Software Development Life Cycle (SDLC), Grafana, Datadog, Prometheus, Splunk, Linux, Microsoft Office
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Client Technologies Administrator
New Haven, Connecticut, United States
$71k-$107k/yr OnsiteFull Time, Temporary
Yale University
Yale University: Provides higher education and conducts global academic research.
2+ YOEBachelor's degree and two years of experience or equivalent; MacOS and Windows expertise, machine deployment experience, analytical and troubleshooting skills, strong communication, documentation, and customer service abilities.
ServiceNow, Microsoft Intune, macOS, Windows, Linux, ArcGIS, Active Directory
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Sr. Principal Computer Systems Analyst - Windows/Linux
Bethpage, New York, United States
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
4+ YOEMust possess Top Secret clearance (maintained), Security+ (8140) certification, experience designing/maintaining Windows domain architectures, and multi-OS/system administration; degree with relevant years of experience required.
Active Directory, GPOs, DNS, DHCP, LDAP, Cisco, Cohesity, Veritas, HBSS, SolarWinds, Splunk, Windows, Linux, Solaris, OSX, UNIX, STIG, RMF, NISPOM, JAFAN, JSIG, DCID 6/3-ICD 503
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IBM Sterling - File Gateway
Jersey City, New Jersey, United States
$110k-$130k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
10+ YOE10+ years administering IBM Sterling File Gateway and Sterling Dashboard, with Linux/Unix scripting, EDI, DB2, MQ, Connect:Direct, Shell, Perl, Python, and PowerShell experience; bachelor's degree required.
IBM Sterling Commerce OMS, IBM Sterling File Gateway, Sterling Dashboard, Linux, Unix, DB2, MQ, Connect:Direct, Shell, Perl, Python, PowerShell, EDI
2mo
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Oracle Identity Management (OIM) & Governance (OIG) Administrator (IT Security Specialist 3) - Provisional
New York City, New York, United States
$104k-$135k/yr HybridFull Time
City University of New York
City University of New York: Public university system providing higher education and research services.
3+ YOESubject-matter expertise in IT security, identity and access management (OIM/OIG), system architecture, integrations, and risk assessment; minimum 3 years related experience; high school diploma required; certifications (CISSP, CEH, Security+, CISM, CISA, GSEC, CCSP) may substitute for experience.
Oracle Identity Manager (OIM), Oracle Identity Governance (OIG), OIG 12c, Oracle Adaptive Access - Manager, OIG Java API, PeopleSoft, WebLogic, UNIX, Linux, Red Hat, LDAP Directory Services, Active Directory, Oracle Internet Directory, PL/SQL, Shell, OUD, Microsoft M365, CUNYfirst