55 linux systems administrator jobs at 44 companies in Bellmore, NY
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Linux Systems Administrator
New York City, New York, United States
$125k-$156k/yrOnsiteFull Time
Persistent Systems: US defense technology developing secure mobile networking systems for military, government, first responders, and commercial users.
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.
iPostal1: Digital mailbox service provider helping individuals and businesses receive, manage, scan, forward, and secure postal mail and packages.
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.
Columbia University: A private Ivy League research university in New York City.
2+ YOEBachelor's degree or equivalent; 2+ years in system administration; strong Linux knowledge; networking and scripting; quick learner; reliable and meticulous.
NYU Tandon School of Engineering: Private research university in New York City.
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.
Cross River Bank: Private New Jersey-chartered bank providing embedded payments, cards, lending, crypto, and banking infrastructure to fintechs and businesses.
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
City of New York: Official government portal for the City of New York.
4+ YOEBaccalaureate or associate degree (or equivalent) plus 4–8 years IT experience; experience with enterprise monitoring, UNIX/Linux, scripting, networking monitoring, security tools, and coordinating deployments.
Systems Specialist, Application Administrator Team Lead
New York City, New York, United States
$125k-$155k/yrOnsiteFull Time
Consolidated Edison Company of New YorkNYSE: ED: Publicly traded energy holding delivering electric, gas, steam, and transmission services to New York customers.
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
Sr. Principal Computer Systems Analyst - Windows/Linux
Bethpage, New York, United States
$129k-$194k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Global aerospace and defense technology.
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.
D. E. Shaw Research: Private computational-biochemistry research developing supercomputers, software, and precisely targeted drugs for disease treatment.
Strong Linux fundamentals; experience with large-installation systems administration, HPC, Kubernetes, Python, distributed systems, and excellent communication skills. Candidates at all experience levels considered.
AMDNASDAQ: AMD: Leader in high-performance computing, graphics, and visualization technologies.
Hands-on lab support and hardware troubleshooting, inventory and asset management, system imaging/patching, basic Linux administration (bash, ssh), scripting/Python, SQL knowledge; Bachelor’s in IT or related.
Austin or Boulder or Chicago or London or New York City
$150k-$250k/yrOnsiteFull Time
Hudson River Trading: Private quantitative trading firm providing liquidity across global markets and directly to financial-market clients.
7+ YOE7+ years supporting live production environments; expert Linux administration, configuration management, automation programming, shell scripting, trading services, project management, and production troubleshooting.
EMCOR GroupNYSE: EME: Leader in mechanical and electrical construction and facilities services.
4+ YOEBachelor's degree or equivalent experience; 4–6 years with Active Directory, DNS, VMware, Hyper-V, Azure, Microsoft 365, Cisco technologies, Microsoft and Linux operating systems, and infrastructure platforms.
Active Directory, DNS, VMware, Microsoft Hyper-V, Microsoft Azure, Microsoft 365, Cisco, Microsoft Windows, Linux, Cisco UCS, Dell, IBM, NetApp, EMC, Nimble, Pure, Exagrid, Cohesity, Veeam
Austin or Boulder or Chicago or London or New York City
$150k-$250k/yrOnsiteFull Time
Hudson River Trading: Private quantitative trading firm providing liquidity across global markets and directly to financial-market clients.
7+ YOE7+ years supporting live production trading environments; expert Linux administration; experience with SaltStack/Puppet/Ansible/Chef/CFEngine; advanced automation with Python and bash; production troubleshooting, benchmarking, and on-call support.
Senior Systems Engineer, Infrastructure & Monitoring
Secaucus, New Jersey, United States
$150k-$200k/yrOnsiteFull Time
Kroll: Global risk and financial advisory firm.
8+ YOEDegree in a relevant technology field or 8–10 years equivalent experience; 8+ years engineering experience; enterprise Windows and Linux administration, virtualization, monitoring, networking, security compliance, and troubleshooting expertise.
Windows Server, Linux, Active Directory Domain Services (AD DS), Group Policy, DNS, DHCP, PKI, PowerShell, SolarWinds, Splunk, PRTG, Datadog, Elastic, SNMP, syslog, TCP/IP, IPv4, IPv6, VLAN, 802.1Q, LACP, NTP, ACL, MTU, iDRAC, iLO, XClarity, Redfish, CAT 5, CAT 6, Microsoft Visio, Microsoft Office, VMware, NIST 800-53, CNSSI, Risk Management Framework (RMF), DISA STIGs, Python, Ansible, Git, ServiceNow, AWS, Azure
DRW: Global proprietary trading firm investing across diverse asset classes.
2+ YOEProvide advanced desktop support across Windows/macOS/Linux; imaging and Windows 11 configuration; BitLocker/MBAM security; MEMCM/SCCM administration (2+ years); AD, Exchange, AirWatch, Zoom experience; able to lift 50-60 lbs.
Windows 11, macOS, Linux, Active Directory, Zoom, Teams, BitLocker, MBAM, Microsoft Office Suite, Outlook, Microsoft Excel, AirWatch, Microsoft Exchange, Apple Business Manager, MEMCM, SCCM, Intune, Windows Server
Manassas or Sunnyvale or Palo Alto or New York City or Newark or Denver or King of Prussia or Stratford or Moorestown or Dallas or Fort Worth or Orlando or Grand Prairie or Marietta or Camden or Lexington or Ocala or Lufkin
$63k-$164k/yrOnsiteFull Time
Lockheed MartinNYSE: LMT: Global security and aerospace driving innovative defense solutions.
Requires Red Hat Linux and Windows administration, Unix/Linux scripting, Oracle, Apache/Tomcat, LDAP, SQL, troubleshooting, network architecture, documentation, and customer service skills.
Red Hat Linux, Windows, Unix/Linux, bash, Oracle, Apache, Tomcat, LDAP, SQL, PTC Windchill, PDMLink, ProjectLink, CAD, COTS, Agile, Git, CI/CD, Amazon Web Services (AWS)
Systems Integration Analyst Sr - PTC Windchill Admin
Owego or Stratford or Orlando or Moorestown or Liverpool or King of Prussia
$85k-$158k/yrRemoteFull Time
Lockheed MartinNYSE: LMT: Global security and aerospace driving innovative defense solutions.
5+ YOERequires strong Red Hat Linux and Windows administration, Unix/Linux scripting, COTS tool administration, Oracle, Apache/Tomcat, LDAP, SQL, network architecture, troubleshooting, documentation, and customer service skills.
Red Hat Linux, Windows, Unix, Linux, Bash, Oracle, Apache, Tomcat, LDAP, SQL, PTC Windchill, PDMLink, ProjectLink, MPMLink, PTC CAD, Creo, Git, Amazon Web Services (AWS)
Livingston or New York or Sunnyvale or San Francisco or Bellevue
$207k-$275k/yrOnsiteFull Time
CoreWeaveNasdaq: CRWV: Specialized cloud provider for large-scale AI and machine learning.
Hands-on experience building and operating cloud infrastructure (AWS/Azure/GCP), Linux and Windows endpoint administration, IaC and config management (Terraform, Ansible, Chef, Packer), identity integration (Teleport, Okta), endpoint security agents, scripting (Python/Bash), and observability/SIEM integration.
Teleport, Okta, Ubuntu, Windows 11, Packer, Chef, CrowdStrike, Netskope, BlastShield, PCoIP, HP Anyware, Python, Bash, PowerShell, Terraform, Ansible, SIEM, AWS, Azure, GCP, MDM, Microsoft Intune