Linux Systems Administrator Jobs

Linux Systems Administrator

Location

Spain , Valencia

Salary:

Not provided

United ITs

Expiration Date

Until further notice

Requirements

Minimum of 4 years of Linux systems administration, configuration, and troubleshooting
Experience with monitoring and alerting tools
Experience using Red Hat Satellite, or an equivalent tool, to centrally manage servers in an enterprise environment
Experience with patching, updating and bug remediation for Linux OS and third-party applications
Bash Scripting
English – Advanced Level

Job Responsibility

Operate, maintain, and troubleshoot Linux systems within an enterprise-server environment
Maintain best practices and procedures for patch management, bug fixes, and operating systems upgrades
Identify areas of enhancement and deploy automated processes to minimize human intervention
Perform root cause analysis to troubleshoot system errors and client system issues
Define and implement security best practices and hardening of the Linux Server and related technologies
Develop and maintain Standard Operating Procedures
Perform other duties as required
On-Call requirements: One week per month (rotation is subject to the number of team members)

What we offer

Teleworking option: Yes

Fulltime

Linux System Administrator

Carmatec is looking for a passionate Linux System Administrator s to be a part o...

Location

India , Bangalore

Salary:

Not provided

RailsCarma

Expiration Date

Until further notice

Requirements

1+ year of relevant work experience
Experience in Troubleshooting Networking Products
Linux System Administration experience with Networking
Exposure to AWS environments
Basic Understanding of Iptables
DNS fundamentals, BIND Network fundamentals
Experience in Scripting – Shell, Python
Excellent oral, written and documentation skills
Excellent communication abilities
Prior work experience working with customers in a support role is preferred

Job Responsibility

Monitor operations of central computing resources for performance optimization
Provide 24×7 production support as part of a team rotation, resolving or escalating issues as appropriate
Make recommendations for upgrading hardware and software resources
Provide consulting to applications and database personnel relative to hardware and operating system environments
Provide documentation to guide operations personnel in the day-to-day functions associated with hardware and operating systems environments
Collaborate with the clients and/or other members of the team
Responsible for planning and implementing hardware/software upgrades
Diagnosis of complex systems failures with far-reaching implications
May interact with vendor resolve problems
Provide mentoring to those with less knowledge of systems

Linux System Administrator

Hoplite Solutions is seeking a motivated and experienced Linux System Administra...

Location

United States , Fort Meade

Salary:

Not provided

Hoplite Solutions

Expiration Date

Until further notice

Requirements

Bachelor's degree plus 11 years of relevant experience or equivalent
Active TS/SCI with Polygraph security clearance
Experience deploying and maintaining nginx
Experience with system monitoring platforms like OpenVAS, Prometheus and Grafana
Experience with SELinux and FIPS
Knowledge of LatteArt/Biscotti, Netseer, SEAR logging
Network administration including installing, configuring, and maintaining net devices
Configuring various routing protocols, troubleshooting multi-hop connectivity, throughput, and latency
Setting up firewalls
Responsible for secure infrastructure and vulnerability corrections, data security, compliance, and backups and recovery

Job Responsibility

Design, maintain, and support operations and maintenance (O&M) activities of a large enclave comprised of various hardware, software, and network components to include server architecture, virtual machines, managed switches, NAS, VLANs, and VPNs
Develop and carry out strategies to migrate existing customers to new architecture and technology with minimal impact
Evaluate new technologies or equipment that can be added to Agency standard solutions
Lead, evolve, and maintain a dynamic, modern DevOps architecture, often based on open-source technology and not relying on corporate baselines, to support software developers, phased system upgrades, compliance, and improvements aimed at ensuring continued execution of the IDO mission
Improve availability and reliability, reduce latency, and optimize performance, while maintaining the security posture

What we offer

Full coverage for health, dental, and vision insurance for both individuals and families
100% coverage for life insurance, long-term and short-term disability
Match up to 7% of employees' contributions to their 401(k) funds
Federal holiday calendar for paid holidays
4 weeks of paid time off
$5,000 yearly for education assistance or technical training
$3,000 yearly toward student loan repayment or a 529 College Savings Plan

Fulltime

Linux Systems Administrator

Evanhoe and Associates is seeking a System Administrator to support the Advanced...

Location

United States , Dayton

Salary:

Not provided

Evanhoe & Associates

Expiration Date

Until further notice

Requirements

Bachelor’s degree in technical discipline from an accredited college or university desired
5 years' experience as a System Administrator in programs and systems of similar scope, size, and complexity
Possess an active TS/SCI clearance
Demonstrated experience and/or familiarity with RedHat, Linux, CentOS, and/or UNIX

Job Responsibility

Provide support for implementation, troubleshooting, and maintenance of IT systems
Provide installation, configuration, tuning, and troubleshooting of commercial and custom software
Assist users in access and use of IT systems
Support IT systems including day-to-day operations, monitoring, and problem resolution
Provide detailed analysis and feedback to management and internal customers for system issues and escalated tickets
Optimize system operations and resource utilization, and perform system capacity analysis and planning

What we offer

401(k) with immediate vesting
Paid Federal Holidays
Tuition Reimbursement
Medical Insurance, including Vision and Dental Insurance
Employer-Paid Short-Term and Long-Term Disability
Employer Paid Life Insurance
Supplemental Life Insurance
FSA/HSA Programs
Commuter Benefits Program
Adoption Assistance Program

Fulltime

Senior Linux Systems Administrator

Aquila Technology is seeking a Senior Linux Systems Administrator to join our te...

Location

United States , Lexington

Salary:

Not provided

Aquila Technology

Expiration Date

Until further notice

Requirements

Must be a U.S Citizen
Must have an Active Secret Clearance (Green Cards / Visas do not qualify)
Willingness to undergo a comprehensive background investigation and maintain a personal security clearance
5 years – Networks
5 years – Networking Applications and Protocols: TCP/IP, DNS, NTP, DHCP, SSH, FTP and HTTP/S
5 years – SSH Server implementation, Linux Networking Configuration, Host Based Firewall, Web Server
5 years – Programming
5 years – Scripting Experience: Python, Ansible, TCL or Bash
5 years – Systems
5 years – Configuration of Distributed Environments, including NFS for Storage

Job Responsibility

Performing systems administration on Red Hat 8/9 servers, Red Hat Identity Management (IdM), and Red Hat Ansible Automation
Server performance optimization
Cyber security
OS and application patching
McAfee suite
Scripting
Storage
Disaster recovery

What we offer

PTO – 15 days (vacation/sick)
10 paid holidays – 6 standard (New Year’s, Memorial Day, Independence Day, Labor Day, Thanksgiving, and Christmas) – 4 floating holidays prorated based on your day of hire
1.5 paid days, or 12 hours, for approved volunteer work
1 week of paid maternity/paternity LOA after 1 year of Full-time employment
Tuition & Training Reimbursement – 5K annually for pre-approved, job-related tuition, certification, or professional conferences
401K with Fidelity 100% immediate vesting
Aquila matches 100% the fist 3%, then 50% on the next 2%
Cell Phone & Internet Reimbursed up to $150 monthly to cover cell phone, data, and home internet expenses
By Your Own Device (BYOD) Allowance Reimbursed up to $1500 for the purchase of a qualified technology device

Fulltime

Linux Systems Administrator

At Applied Network Solutions (ANS), we bring together some of the most curious m...

Location

United States , Fort Meade

Salary:

100000.00 - 165000.00 USD / Year

Applied Network Solutions

Expiration Date

Until further notice

Requirements

Ten (10) years' experience as a System Administrator
Bachelor’s degree in a technical discipline from an accredited college or university (Five (5) years of additional related experience may be substituted for a degree)
Active TS/SCI clearance with Polygraph
IAT I or II Certification
Extensive experience with VMWare / Linux
Analyze and resolve complex problems associated with server hardware, applications, and software integration
Configure and manage UNIX, Linux and Windows operating systems and install/load operating systems software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance

Job Responsibility

Plan, analyze, design, develop, test, secure, integrate, implement, operate, and maintain the custom solutions that ANS delivers

What we offer

Family Medical, Dental (w/ adult orthodontia) and Vision coverage
Pet Discount Program
PTO (Paid Time Off)
Maternity/ Paternity Leave
Supplemental Military Leave Pay
11 Paid Holidays
401(k) plan with 6% Company Contribution
Generous Professional Development Program
100% Employer paid Short- and Long-Term Disability
100% Employer paid Life Insurance

Linux Systems Administrator

We are seeking a detail-oriented and customer-focused Linux Systems Administrato...

Location

United States , Roseville

Salary:

106000.00 - 243000.00 USD / Year

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

5+ years of experience in Linux system and network administration
Strong experience with NFS configuration and troubleshooting
Hands-on experience with virtual machine platforms (VMware, KVM, etc.)
Excellent customer service and communication skills
Proficiency in scripting (Bash, Python) and automation tools

Job Responsibility

Install, configure, and maintain Linux servers (RHEL, CentOS, Ubuntu)
Manage and troubleshoot NFS servers and clients
Automate system tasks using shell scripting (Bash, Python) or tools like Ansible
Deploy, manage, and monitor virtual machines (VMware, KVM, etc.)
Configure and maintain network services (DNS, DHCP, VPN, VLANs)
Monitor network performance, resolve connectivity issues, and implement firewall/security policies
Provide responsive technical support and clear communication to users and teams
Document procedures and create user guides
Apply system updates, security patches, and ensure compliance
Monitor logs and respond to security alerts

What we offer

Health & Wellbeing benefits
Personal & Professional Development programs
Unconditional Inclusion environment
Comprehensive benefits suite supporting physical, financial and emotional wellbeing

Fulltime

Federal HPC Linux System Administrator

HPE is seeking a passionate and skilled Linux Systems Administrator to provide s...

Location

United States , Annapolis Junction

Salary:

119500.00 - 275000.00 USD / Year

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

TS/SCI with Full Scope Poly clearance REQUIRED
US citizenship is required
Bachelor's degree in Computer Science, Engineering, or related area of study OR equivalent work experience
3+ years' HPC-related experience, ideally with large-scale HPC and parallel file system administration and support
Linux operating systems (RHEL or SLES), workload management systems, parallel file systems, networking and security
Technical skills to investigate and resolve complex problems
Direct experience and demonstrated proficiency with multiple programming and scripting languages (e.g. Perl, Python, C, etc.) preferred
Ability to maintain system software, utilizing debugging tools for problem isolation
will perform software builds, software upgrades, and patch installation as needed
Possess the organizational and analytical skills needed to effectively isolate both hardware and software problems and drive solutions through to conclusion

Job Responsibility

Work as an active member of the HPE account team, interacting with the Service Delivery Manager, Sales, the customer, and site staff
Answer customer inquiries concerning system software versions, product lifecycles, new releases, and third-party applications
Maintain the Linux system availability to the customer, but also create and document site procedures, system diagrams, and other configuration or support documents
Maintain system software and firmware revisions, including patches, updates, and OS upgrades
Solve system hardware, software, and third-party software issues, and provide detailed and thoughtful analysis of problem and solution
Gather data, perform analysis, and escalate problems to higher-level product support groups and appropriate management when necessary to ensure timely resolution of system or customer issues
Implement solutions, repairs and workarounds, fully documenting steps taken when required
Document and share troubleshooting techniques, new ideas, and utilities to help develop and grow organizational knowledge
Manage software issues for both the system and user applications, submitting and tracking bugs as required

What we offer

Health & Wellbeing benefits
Personal & Professional Development programs
Unconditional Inclusion environment
Comprehensive suite of benefits supporting physical, financial and emotional wellbeing

Fulltime

Linux Systems Administrator

Barbaricum

Location:
United States , Fort Eustis

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
December 23, 2025

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Barbaricum

Location:United States , Fort Eustis

Category:IT - Administration

Contract Type:Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:December 23, 2025

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Job Posted:
December 23, 2025