Linux Systems Administrator - TS/SCI - Tucson, AZ Our client is seeking a talented, tenacious, and ... It's an opportunity to work alongside senior engineers, deepen your systems administration ...
Linux Systems Administrator - TS/SCI - Tucson, AZ Our client is seeking a talented, tenacious, and ... It's an opportunity to work alongside senior engineers, deepen your systems administration ...
$100K - $136K/yr
Information Systems Solutions (ISS) is seeking a Systems Engineer Sr. As a Systems Engineer Senior ... Work effectively as part of a large, distributed team. · Utilize Linux OS platform, VMWare ...
$100K - $136K/yr
Information Systems Solutions (ISS) is seeking a Systems Engineer Sr. As a Systems Engineer Senior ... Work effectively as part of a large, distributed team. · Utilize Linux OS platform, VMWare ...
Senior Linux / SRE Infrastructure Engineer
Chandler, AZ · On-site
$62/hr
Senior Linux / SRE Infrastructure Engineer Location: Chandler, AZ Duration: 12 Months + Extension ... Experience improving system/platform stability * Ability to automate repetitive infrastructure ...
New
Senior Linux / SRE Infrastructure Engineer
Chandler, AZ · On-site
$62/hr
Senior Linux / SRE Infrastructure Engineer Location: Chandler, AZ Duration: 12 Months + Extension ... Experience improving system/platform stability * Ability to automate repetitive infrastructure ...
New
Senior Linux Platform Engineer / SRE
Chandler, AZ · On-site
$65.12/hr
Senior Linux Platform Engineer / SRE Location: Chandler, AZ Duration: Contract - 10 months Pay ... Build and maintain self-healing systems to reduce manual intervention. Develop automation for ...
New
Senior Linux Platform Engineer / SRE
Chandler, AZ · On-site
$65.12/hr
Senior Linux Platform Engineer / SRE Location: Chandler, AZ Duration: Contract - 10 months Pay ... Build and maintain self-healing systems to reduce manual intervention. Develop automation for ...
New
Senior Computer Systems Engineer
Fort Huachuca, AZ · On-site
$88K - $115K/yr
Join GDIT as a Systems Engineer Senior and build an impactful career in enterprise IT, ... Strong Windows and Linux system administration, STIG/SRG hardening, ACAS/Nessus scanning, SCAP ...
Senior Computer Systems Engineer
Fort Huachuca, AZ · On-site
$88K - $115K/yr
Join GDIT as a Systems Engineer Senior and build an impactful career in enterprise IT, ... Strong Windows and Linux system administration, STIG/SRG hardening, ACAS/Nessus scanning, SCAP ...
$88K - $115K/yr
Join GDIT as a Systems Engineer Senior and build an impactful career in enterprise IT, ... Strong Windows and Linux system administration, STIG/SRG hardening, ACAS/Nessus scanning, SCAP ...
$88K - $115K/yr
Join GDIT as a Systems Engineer Senior and build an impactful career in enterprise IT, ... Strong Windows and Linux system administration, STIG/SRG hardening, ACAS/Nessus scanning, SCAP ...
Information Systems Engineer
Tucson, AZ · On-site
Administer, maintain, and validate Windows, Linux, and networked test systems. * Support secure test equipment and engineering lab environments. * Configure, patch, and maintain servers, workstations ...
Information Systems Engineer
Tucson, AZ · On-site
Administer, maintain, and validate Windows, Linux, and networked test systems. * Support secure test equipment and engineering lab environments. * Configure, patch, and maintain servers, workstations ...
Mainframe z/VM & Linux Engineer Location : Phoenix, AZ metro area; hybrid working model (3 days ... Apply system maintenance: * RSUs, PTFs, APARs, and service updates * Perform system IPLs and ...
Mainframe z/VM & Linux Engineer Location : Phoenix, AZ metro area; hybrid working model (3 days ... Apply system maintenance: * RSUs, PTFs, APARs, and service updates * Perform system IPLs and ...
Mainframe z/VM & Linux Engineer
Phoenix, AZ · On-site
$60/hr
Position: Mainframe z/VM & Linux Engineer Work Location: Pheonix AZ Duration: Long Term Contract ... Apply system maintenance: * RSUs, PTFs, APARs, and service updates * Perform system IPLs and ...
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Mainframe z/VM & Linux Engineer
Phoenix, AZ · On-site
$60/hr
Position: Mainframe z/VM & Linux Engineer Work Location: Pheonix AZ Duration: Long Term Contract ... Apply system maintenance: * RSUs, PTFs, APARs, and service updates * Perform system IPLs and ...
Systems Engineer Sr with Security Clearance
Fort Huachuca, AZ · On-site
$93K - $127K/yr
Information Systems Solutions (ISS) is seeking a Systems Engineer Sr. As a Systems Engineer Senior ... Work effectively as part of a large, distributed team. · Utilize Linux OS platform, VMWare ...
Systems Engineer Sr with Security Clearance
Fort Huachuca, AZ · On-site
$93K - $127K/yr
Information Systems Solutions (ISS) is seeking a Systems Engineer Sr. As a Systems Engineer Senior ... Work effectively as part of a large, distributed team. · Utilize Linux OS platform, VMWare ...
Administer, maintain, and validate Windows, Linux, and networked test systems. * Support secure test equipment and engineering lab environments. * Configure, patch, and maintain servers, workstations ...
Administer, maintain, and validate Windows, Linux, and networked test systems. * Support secure test equipment and engineering lab environments. * Configure, patch, and maintain servers, workstations ...
Collaborating with senior engineers they perform routine system tasks, troubleshoot issues, and ... Proficiency in Linux (RHEL) and AIX administration tasks preferred. Expertise with DB2 database ...
Collaborating with senior engineers they perform routine system tasks, troubleshoot issues, and ... Proficiency in Linux (RHEL) and AIX administration tasks preferred. Expertise with DB2 database ...
Collaborating with senior engineers they perform routine system tasks, troubleshoot issues, and ... Proficiency in Linux (RHEL) and AIX administration tasks preferred. Expertise with DB2 database ...
Collaborating with senior engineers they perform routine system tasks, troubleshoot issues, and ... Proficiency in Linux (RHEL) and AIX administration tasks preferred. Expertise with DB2 database ...
Operations Systems Engineer
Phoenix, AZ · On-site
Collaborating with senior engineers they perform routine system tasks, troubleshoot issues, and ... Proficiency in Linux (RHEL) and AIX administration tasks preferred. Expertise with DB2 database ...
Operations Systems Engineer
Phoenix, AZ · On-site
Collaborating with senior engineers they perform routine system tasks, troubleshoot issues, and ... Proficiency in Linux (RHEL) and AIX administration tasks preferred. Expertise with DB2 database ...
Operations Systems Engineer
Phoenix, AZ · On-site
Collaborating with senior engineers they perform routine system tasks, troubleshoot issues, and ... Proficiency in Linux (RHEL) and AIX administration tasks preferred. Expertise with DB2 database ...
Operations Systems Engineer
Phoenix, AZ · On-site
Collaborating with senior engineers they perform routine system tasks, troubleshoot issues, and ... Proficiency in Linux (RHEL) and AIX administration tasks preferred. Expertise with DB2 database ...
If you love solving complex problems, thrive in Linux environments, and want to make a real ... As an HSD Systems Engineer I, you will be responsible for deploying, upgrading, and maintaining the ...
If you love solving complex problems, thrive in Linux environments, and want to make a real ... As an HSD Systems Engineer I, you will be responsible for deploying, upgrading, and maintaining the ...
Senior Linux / SRE Infrastructure Engineer
Chandler, AZ · On-site
$58.25 - $77.25/hr
System Administration & Infrastructure Management - Install, configure, and maintain OEL operating ... Required Skills & Experience - 5+ years' Linux system administration in enterprise settings ...
New
Senior Linux / SRE Infrastructure Engineer
Chandler, AZ · On-site
$58.25 - $77.25/hr
System Administration & Infrastructure Management - Install, configure, and maintain OEL operating ... Required Skills & Experience - 5+ years' Linux system administration in enterprise settings ...
New
Linux / DevOps Systems Administrator TS/SCI with CI Poly | Scottsdale, AZ | Relocation Available Location: Scottsdale, AZ Worksite: 100% Onsite / SCIF Environment Clearance Required: Active TS/SCI ...
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Linux / DevOps Systems Administrator TS/SCI with CI Poly | Scottsdale, AZ | Relocation Available Location: Scottsdale, AZ Worksite: 100% Onsite / SCIF Environment Clearance Required: Active TS/SCI ...
Senior Principal HPC Administrator (High Performance Computing), with Security Clearance
Tucson, AZ · On-site
Experience with Red Hat Enterprise Linux Qualifications We Prefer: * Experience with High ... Red Hat Certified System Administrator or Red Hat Certified Engineer * Knowledge of file system ...
Senior Principal HPC Administrator (High Performance Computing), with Security Clearance
Tucson, AZ · On-site
Experience with Red Hat Enterprise Linux Qualifications We Prefer: * Experience with High ... Red Hat Certified System Administrator or Red Hat Certified Engineer * Knowledge of file system ...
Linux / DevOps Systems Administrator TS/SCI with CI Poly | Scottsdale, AZ | Relocation Available Location: Scottsdale, AZ Worksite: 100% Onsite / SCIF Environment Clearance Required: Active TS/SCI ...
Linux / DevOps Systems Administrator TS/SCI with CI Poly | Scottsdale, AZ | Relocation Available Location: Scottsdale, AZ Worksite: 100% Onsite / SCIF Environment Clearance Required: Active TS/SCI ...
Senior Linux Systems Engineer information
See Arizona salary details
$93.7K - $98.6K
4% of jobs
$98.6K - $103.5K
10% of jobs
$103.5K - $108.4K
10% of jobs
$108.7K is the 25th percentile. Wages below this are outliers.
$108.4K - $113.3K
24% of jobs
The median wage is $114.3K / yr.
$113.3K - $118.2K
11% of jobs
$118.2K - $123.1K
11% of jobs
$126.1K is the 75th percentile. Wages above this are outliers.
$123.1K - $128.1K
10% of jobs
$128.1K - $133K
12% of jobs
$133K - $137.9K
3% of jobs
$137.9K - $142.8K
3% of jobs
$142.8K - $147.7K
3% of jobs
$93.7K
$119.2K
$147.7K
How much do senior linux systems engineer jobs pay per year?
What does a senior Linux systems engineer do?
How does a senior Linux systems engineer typically collaborate with development and security teams?
What is the difference between Senior Linux Systems Engineer vs Linux Systems Administrator?
| Aspect | Senior Linux Systems Engineer | Linux Systems Administrator |
|---|---|---|
| Certifications | Linux Professional Institute Certification (LPIC), RHCE | LPIC, RHCE often preferred |
| Work Environment | Designing, implementing, and optimizing Linux infrastructure | Maintaining, monitoring, and supporting Linux systems |
| Responsibilities | Advanced system architecture, scripting, troubleshooting complex issues | Routine system setup, updates, user management |
| Industry Usage | Tech companies, data centers, cloud providers | Enterprises, hosting providers, IT departments |
The main difference is that Senior Linux Systems Engineers focus on designing and optimizing Linux infrastructure, while Linux Systems Administrators handle daily maintenance and support tasks. The engineer role involves more strategic planning and complex problem-solving, whereas the administrator role emphasizes operational support and system stability.
What are the key skills and qualifications needed to thrive as a senior Linux systems engineer, and why are they important?

Other
Re-posted 25 days ago
Job description
As a Linux Systems Administrator, you will support the modernization, reliability, and scalability of our client’s infrastructure. Responsibilities include, but are not limited to: • Assisting with deployment and management of Linux systems and services across multiple sites, using automation and configuration management tools under team‑lead guidance.
• Collaborating with senior administrators on infrastructure projects and migrations, including upgrades, capacity improvements, and technology refreshes.
• Participating in operational cycles—patching, monitoring, maintenance, and performance optimization—to ensure availability, security, and compliance targets are met.
• Contributing to documentation such as user guides, knowledge bases, and system maintenance records.
• Following established technical designs, processes, and procedures to maintain system standards.
• Performing routine system health checks and assisting with monitoring performance, security, and availability.
• Supporting recovery events and backup/disaster‑recovery operations.
• Learning and contributing to automation and scripting efforts using tools such as Ansible, Puppet, Terraform, and other IaC frameworks.
• Maintaining lab environments in a clean, organized, and compliant state. Required Background
• Active TS/SCI Security Clearance
• U.S. Citizenship (required)
• Bachelor’s degree in Computer Science, Information Systems, Engineering, Business, or related field ◦ May be substituted with 5+ years of relevant experience
• Ability to obtain a DoD 8570‑compliant security certification within 90 days of hire
• Ability to obtain a professional certification within 6 months of hire ◦ Examples: RHCSA, RHCE, CKA, CCNA, AWS Associate Preferred Skills
• Knowledge of Linux systems and service administration (RHEL, Rocky, CentOS), including remediation and patching.
• Basic familiarity with configuration management and automation tools (Ansible, Puppet, Terraform) and interest in IaC and Git workflows.
• Understanding of enterprise storage technologies (SAN, NFS, iSCSI, block/object storage).
• Experience with virtualization (KVM) and containerization (Docker).
• Understanding of networking fundamentals (TCP/IP, DNS, DHCP, VLANs, subnets) and ability to assist with troubleshooting.
• Working knowledge of security compliance frameworks such as STIGs, DISA Benchmarks, CMMC, or CUI.
• Experience or strong interest in scripting/programming (Bash, Python, PowerShell, Go) for automation and tooling.
• Strong troubleshooting mindset and eagerness to learn from senior administrators.