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Senior Unix System Administrator Jobs (NOW HIRING)

The Unix System Administrator's role is to operate and tune Unix/Linux systems, servers, and related components to ensure high levels of availability and security of the supported business ...

FedTec is looking for a Sr. Unix Administrator who would play a pivotal role in all security ... Qualifications: * 4+ years of systems administration experience on UNIX operating systems Linux ...

* Expert in Unix: Linux desired *  Enterprise fortune 200-500 background environment exp preferred ... System Admin background = front of the line, but not required, i.e., BMO, Chase, BOA, etc...or ...

... Unix systems are maintained to the established baselines to eliminate single points of failure as well as to comply with internal and external regulatory controls. Support of End of Life, quarterly ...

Individuals are systems administrators that normally operate independently with little to no ... These individuals assist more senior staff members in the training and development of more junior ...

Review security, network, and system auditing and remedy identified anomalies * Analyze and resolve problems associated with UNIX server hardware, operating systems, applications software while ...

Senior Unix Administrator

Blacklick, OH · On-site

$120K - $125K/yr

We are hiring a Senior Unix Administrator to support an enterprise-level program within a federal ... Remotely provide systems management and technical troubleshooting for UNIX SIPRnet/NIPRnet systems.

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Senior Unix System Administrator information

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$49K

$102.2K

$143.5K

How much do senior unix system administrator jobs pay per year?

As of Aug 22, 2026, the average yearly pay for senior unix system administrator in the United States is $102,229.00, according to ZipRecruiter salary data. Most workers in this role earn between $86,000.00 and $116,500.00 per year, depending on experience, location, and employer.

What is a senior Unix system administrator?

Senior Unix System Administrators are experienced IT professionals who manage, maintain, and troubleshoot Unix or Linux-based server systems within an organization. They are responsible for ensuring system reliability, security, and performance by configuring servers, applying updates, monitoring system health, and responding to incidents. In addition to technical duties, they may also mentor junior admins, design system architecture, and implement automation tools to streamline operations. Their expertise is essential for organizations that rely on Unix or Linux servers for critical applications and data management.

What are the key skills and qualifications needed to thrive as a senior Unix system administrator?

To thrive as a Senior Unix System Administrator, you need deep expertise in Unix/Linux operating systems, scripting languages (such as Bash, Python, or Perl), and a strong understanding of networking and security principles, usually backed by relevant certifications or degrees. Familiarity with configuration management tools (like Ansible or Puppet), virtualization platforms, and monitoring systems is typically required. Strong problem-solving, communication, and leadership skills help you manage complex issues and mentor junior staff. These skills and qualities are crucial for maintaining system reliability, optimizing performance, and ensuring secure, efficient IT operations.

What are some common challenges senior Unix system administrators face when managing large-scale, multi-user environments?

Senior Unix System Administrators often deal with challenges such as maintaining system uptime across multiple servers, ensuring security compliance, and managing complex patching schedules in environments with numerous users. Balancing proactive monitoring with rapid incident response is crucial, as is collaborating with developers, network engineers, and support staff to troubleshoot issues efficiently. Additionally, adapting to evolving technologies and automating repetitive tasks are key to maintaining system performance and reliability.

What is the difference between Senior Unix System Administrator vs Linux Systems Engineer?

AspectSenior Unix System AdministratorLinux Systems Engineer
CertificationsUnix/Linux certifications (e.g., LPIC, RHCE)Linux certifications (e.g., RHCE, CompTIA Linux+)
Work EnvironmentUnix servers, enterprise data centersLinux servers, cloud environments
Industry UsageFinancial, telecom, large enterprisesTech companies, startups, cloud providers
Job FocusSystem maintenance, troubleshooting, scriptingDeployment, automation, infrastructure design

Both roles require Linux/Unix knowledge and certifications, but Senior Unix System Administrators focus more on maintaining enterprise Unix systems, while Linux Systems Engineers often work on deploying and automating Linux environments, especially in cloud and development settings.

What cities are hiring for Senior Unix System Administrator jobs?

Cities with the most Senior Unix System Administrator job openings:

What states have the most Senior Unix System Administrator jobs?

States with the most job openings for Senior Unix System Administrator jobs include:

Infographic showing various Senior Unix System Administrator job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 12% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $102,229 per year, or $49.1 per hour.

Unix System Administrator 6203-OJO

Right Talent Right Now

Collierville, TN

Full-time

Re-posted 22 days ago


Job description

Job Description


 Unix System Administrator


Job Ref.: 6203

Role: Information Technology

Relocation Available: Yes

Industry: I.T.

Location: Tennessee

Town / City: Collierville

Job Type: Permanent full-time

Job description:

SUMMARY:  Performs installation, configuration and maintenance of the UNIX (Linux) operating systems and related software products in a manner consistent with our existing service level agreements.  Responsible for maintaining the integrity and security of enterprise's UNIX (Linux) servers and systems which support the various operating units of the enterprise. Ensures performance monitoring and tuning of overall systems.  Is expected to conduct system analysis and development, with limited support and direction from professional staff, to keep our systems current with changing technologies. Must primarily perform work requiring advanced learning or work that is original and creative.  Also, must consistently exercise independent choice and judgment or perform work requiring invention, imagination or talent in a recognized field of artistic endeavor 50% or more of the time. ESSENTIAL DUTIES AND RESPONSIBILITIES include the following: Works with the application teams and other IT department personnel to coordinate system software changes and support application changes. Understands the critical processing cycles in detail such as accounting month-end, invoicing and billing, and any other relevant processing cycles. Maintains DNS, NFS, DHCP, printing, mail, web, and FTP services for the enterprise. Responsible for maintaining the integrity and security of the enterprise UNIX (Linux) servers and systems. Analyzes production and test system problems, determines causes, and takes timely corrective actions. Oversees the administration of the UNIX (Linux) operating system.  Recommends systems and programming standards and procedures including writing shell scripts or programs to automate and/or simplify the UNIX administration procedures. Recommends and implements security policies and standards and ensures adherence to procedures. Keeps accurate records of UNIX AIX (Linux) system failures and changes. Manages UNIX account maintenance including additions, changes, and removals. Research and recommends updates to software and hardware of UNIX (Linux) systems including upgrades to operation system and communicates to IT Management Group. Performs tape storage management and administration using Tivoli Storage Manager. Conducts preliminary studies for new projects related to machine utilization, capacity planning, and network topology. Establishes and maintains contact with key vendors for maintenance and services. Monitors system performance and develops recommendations for correction or improvement.  Implements changes as appropriate with proper approval. Recognizes, identifies, and documents potential areas where existing policies and procedures require change, or where new ones need to be developed, especially regarding future business expansion. Maintains a disaster recovery plan.  Creates backup capabilities adequate for the recovery of data and understands concepts and processes of replication for disaster recovery. EDUCATION and/or EXPERIENCE:  Bachelor's degree in an IT related field from an accredited four-year college or university and five years' experience in a large-scale systems environment with at least four years UNIX (AIX, Linux, or Solaris) systems administration and two years in PC networking.  Requires thorough systems knowledge and experience relative to systems administration. SKILLS & ABILITIES: Working knowledge of Windows 7 or higher, Microsoft Office 2013 or higher, Symantec anti-virus, and Ethernet. Knowledge of TCP/IP, FTP, DNS, NIS, and Point to Point Protocol (PPP). Knowledge of LPARs. Good communication skills. Good problem solving skills. Ability to work both independently and as a team member. Good customer service skills. Ability to set priorities and work on multiple tasks. Experience with Oracle database and/or applications a plus.

Bottom Line Requirements:

1.  Bachelor's degree in an IT related field.2.  5+ years' experience in a large-scale systems environment with at least 4 years UNIX (AIX, Linux, or Solaris) systems administration and two years in PC networking. 3.  Working knowledge of Windows 7 or higher, Microsoft Office 2013 or higher, Symantec anti-virus, and Ethernet.4.  Knowledge of TCP/IP, FTP, DNS, NIS, and Point to Point Protocol (PPP).5.  Knowledge of LPARs.

Additional Information

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