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Found 109 jobs
System Administrator
Nordsec
security-and-investigations
investigations
security
Remote€47k - €82k
Full-time
Senior
Operations
Join Nord Security as a System Administrator to manage and optimize their worldwide server infrastructure, ensuring stability, performance, and security. Contribute to automation, troubleshooting, and system improvements in a dynamic cybersecurity environment.
€47k - €82k
Senior System Administrator
Consolidated Analytics Inc
Information Technology and Services
Data Analytics
Business Intelligence
Chennai – RemoteFull-time
Senior
Operations
H1B Visa Sponsor
The role involves designing, implementing, and maintaining scalable and secure server architectures, supporting Microsoft and cloud technologies. The candidate will handle system monitoring, troubleshooting, and support activities to ensure system stability and performance.
Senior System Administrator
Radiant Global Logistics
logistics-and-supply-chain
domestic
imc
El Segundo, California – Office$100k - $150k
Full-time
Senior
Operations
Join Radiant as a Senior System Administrator to develop and manage infrastructure for innovative nuclear microreactors. You will ensure system security, scalability, and reliability in a dynamic environment.
$100k - $150k
PowerShell
Python
Terraform
+5 more
System Administrator / Senior Software Architect
LineTweet GmbH
Information Technology and Services
Social Media
Software Development
Berlin – RemoteFull-time
Senior
Architect
This role involves designing and implementing scalable systems, collaborating with cross-functional teams, and evaluating emerging technologies to enhance the SaaS platform. The position is based in Berlin, Germany, with telecommute options.
Senior Systems Administrator
CGS Federal
government-administration
cloud-computing
cloud-services
Hybrid$102k - $131k
Full-time
Senior
Operations
The Senior Systems Administrator will oversee IT system design, management, and documentation for government projects, ensuring compliance and effective support. The role involves technical support, system evaluation, training, and supervision within a federal contracting environment.
âś“Match found in description$102k - $131k
C
Senior Systems Administrator
Comptechcomputertechnologies
Remote$110k - $120k
Full-time
Senior
Operations
CompTech is hiring a Senior Systems Administrator to provide critical cloud and infrastructure support for DoD clients, ensuring secure and reliable enterprise systems. The role involves planning, configuring, maintaining, and optimizing systems across on-premises and cloud environments, with a focus on security and performance.
âś“Match found in description$110k - $120k
Senior Systems Administrator
Agility PR Solutions
computer-software
media-relations
public-relations
RemoteFull-time
Senior
Operations
The role involves managing Windows and Linux servers, cloud services (Azure, AWS), and network security, providing technical support, and contributing to administrative improvements. It offers a remote work environment with competitive benefits.
âś“Match found in description
Senior Systems Administrator
ManTech International Corporation
Information Technology and Services
Defense & Space
Government Relations
Washington, District of Columbia – Office$106k - $176k
Full-time
Senior
IT Support
H1B Visa Sponsor
Join MANTECH as a Senior Systems Administrator supporting VIP clients with hardware, software, and network troubleshooting. The role involves in-person support, ticket management, and ensuring system security in a federal environment.
âś“Match found in description$106k - $176k
T
Senior Systems Administrator
The Capital Solutions Group, LLC.
finance
financial-services
financing
Annapolis Junction – OfficeFull-time
Senior
IT Support
The role involves supporting, maintaining, and troubleshooting IT systems, including UNIX, Linux, and Windows environments, for enclave support services. The candidate will handle system configuration, security, and escalation support in a security-sensitive environment.
âś“Match found in description
Senior Systems Administrator
CGS Federal
government-administration
cloud-computing
cloud-services
Charlotte, NC,Atlanta, GA, North Carolina – Hybrid$117k - $170k
Full-time
Senior
Operations
The role involves managing litigation support systems, maintaining infrastructure, and supporting government IT environments. It offers opportunities for professional growth and a comprehensive benefits package.
âś“Match found in description$117k - $170k
Senior Linux Systems Administrator
Iona
higher-education
non-profit-organizations
religious-institutions
Somerset – RemoteFull-time
Senior
UX Researcher
The role involves overseeing Linux systems, virtualization, hardware lifecycle, security, and automation in a large datacenter setting. It offers an opportunity to contribute to mission-critical infrastructure with a global leader in financial technology.
âś“Match found in description
Senior Relativity Senior Systems Administrator
CGS Federal
government-administration
cloud-computing
cloud-services
Albany, NY – Hybrid$117k - $170k
Full-time
Senior
IT Support
The role involves managing Relativity and other litigation support tools, maintaining system infrastructure, and supporting government IT environments. It offers opportunities for professional growth and a comprehensive benefits package.
âś“Match found in description$117k - $170k
Lead Senior Systems Administrator
ManTech International Corporation
Information Technology and Services
Defense & Space
Government Relations
Chantilly, Virginia – OfficeFull-time
Senior
IT Support
H1B Visa Sponsor
The role involves leading a team of system administrators, providing Tier 2/3 IT support, and managing virtualization and directory services. It requires expertise in VMware, Windows Server, and Active Directory, with a focus on security and system optimization.
âś“Match found in descriptionVMware vSphere
vCenter
ESXi
+7 more
Senior Synapse System Administration Trainer I
Fujifilm
Photography
Imaging
Healthcare
RemoteFull-time
Senior
Administration
H1B Visa Sponsor
UK Visa Sponsor
This position focuses on providing training and support for Synapse system administration in a remote setting. The trainer will assist users, maintain system performance, and ensure smooth operations.
âś“Match found in description
Senior Linux Systems Administrator
ServiceNow
Information Technology
Software
Cloud Computing
Remote$85k - $120k
Full-time
Senior
UX Researcher
H1B Visa Sponsor
UK Visa Sponsor
This role involves maintaining and improving ServiceNow's global infrastructure, automating processes, and supporting various cloud and network services. The ideal candidate will have strong Linux administration skills and experience with DevOps practices.
âś“Match found in description$85k - $120k
Linux
CentOS
RedHat
+18 more
Senior Linux/Unix Administrator
Sopra Steria
Information Technology and Services
Consulting
Digital Transformation
OfficeFull-time
Senior
IT Support
H1B Visa Sponsor
UK Visa Sponsor
The role involves providing 2nd/3rd level support, configuring operating systems, automating processes, and maintaining documentation in a high-availability environment. The candidate must have strong Linux/Unix skills and proficiency in French.
âś“Match found in descriptionLinux
Unix
AIX
+5 more
Senior Netsuite System Administrator
Emburse
finance
analytics
b2b
Dallas, Texas – RemoteFull-time
Senior
IT Support
This role involves managing NetSuite architecture, integrations, and automation to streamline finance processes, ensure compliance, and support enterprise scalability. The Senior Administrator will collaborate with finance and IT teams, mentor junior staff, and oversee system governance.
Senior Systems Administrator, Service Desk
Anduril Industries
Defense
Technology
Artificial Intelligence
Lexington, Massachusetts – Office$98k - $130k
Full-time
Senior
IT Support
H1B Visa Sponsor
This role involves providing on-site and remote technical support, managing IT hardware and software, and supporting various IT projects. The position requires extensive experience in system administration and customer service.
âś“Match found in description$98k - $130k
Windows
Linux
Apple macOS
+11 more
Senior System Administrator/Engineer
Coopers iET AG
Information Technology and Services
Consulting
Software Development
RemoteCHF60k - CHF100k
Contract
Senior
IT Support
The role involves managing Windows and Linux servers, handling security incidents, and supporting migration projects. It requires strong technical skills and collaboration with the support team.
CHF60k - CHF100k
(Senior) System Administrator
Applike Group GmbH
Mobile Apps
Digital Media
Advertising
Hamburg – OfficeFull-time
Senior
IT Support
Join the applike Group as a (Senior) System Administrator to oversee IT infrastructure, support hardware and software, and lead projects. The role involves on-site work in Hamburg, with a focus on network, security, and team mentorship.