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Senior Unix Systems Administrator Jobs (NOW HIRING)

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 ...

Senior UNIX System Engineer

Radford, VA

$99K - $135K/yr

Senior UNIX System Engineer ( Active SECRET clearance required ) Ops Tech Alliance (OTA) is seeking ... Key Responsibilities • Administer RHEL, OEL, and Solaris servers supporting production workloads ...

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 ...

Solid Financial Resources and low Employee Turnover (5%) The Unix Admin will be responsible to: • Provide Tier 2 support, based on industry standards, to clients for all system problems and ...

Solid Financial Resources and low Employee Turnover (5%) The Unix Admin will be responsible to: Provide Tier 2 support, based on industry standards, to clients for all system problems and anomalies.

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.

NJ · On-site

$160K/yr

Barclays Services Corp. seeks Unix Systems Administrator, AVP in Whippany, NJ (multiple positions available): * Participate in the day-to-day operations of the technology function, working across a ...

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Senior Unix Systems Administrator information

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$49K

$102.2K

$143.5K

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

As of Jul 22, 2026, the average yearly pay for senior unix systems 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 does a Senior Unix Systems Administrator do?

A Senior Unix Systems Administrator is responsible for managing, configuring, and maintaining Unix-based servers and systems within an organization. They handle tasks such as system monitoring, performance tuning, software updates, security management, and troubleshooting complex issues. In addition, they often design and implement automation scripts, ensure system reliability and availability, and provide technical leadership to junior staff. Their role is critical in supporting the IT infrastructure and ensuring smooth operations of business-critical applications.

What are some common challenges faced by Senior Unix Systems Administrators, and how can they be effectively managed?

Senior Unix Systems Administrators often encounter challenges such as maintaining system uptime during critical updates, managing complex configurations across multiple servers, and ensuring security compliance. Staying proactive by implementing robust monitoring tools and automating routine tasks can help mitigate these issues. Additionally, collaborating closely with development and security teams enables administrators to anticipate potential problems and deploy solutions efficiently. Regular training and staying updated with the latest Unix advancements are also key for managing these challenges effectively.

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

AspectSenior Unix Systems AdministratorNetwork Engineer
CertificationsUnix/Linux certifications (e.g., RHCE, Linux+)CCNA, CCNP, CompTIA Network+
Work EnvironmentData centers, server rooms, enterprise ITNetwork infrastructure, routing, switching environments
Primary ResponsibilitiesManaging Unix/Linux servers, scripting, system optimizationDesigning, implementing, maintaining network systems
Industry UsageIT, finance, healthcare, governmentTelecommunications, IT, enterprise sectors

While both roles involve technical expertise in IT infrastructure, the Senior Unix Systems Administrator focuses on managing Unix/Linux servers and systems, whereas the Network Engineer specializes in designing and maintaining network infrastructure. Both roles often require similar certifications and work in enterprise environments, but their core responsibilities differ significantly.

What are the key skills and qualifications needed to thrive as a Senior Unix Systems Administrator, and why are they important?

To excel as a Senior Unix Systems Administrator, you need deep expertise in Unix/Linux operating systems, scripting languages (such as Bash, Perl, or Python), and a strong background in systems architecture, typically supported by a relevant degree or certifications like RHCE. Proficiency with configuration management tools (e.g., Ansible, Puppet), virtualization platforms, and monitoring solutions is commonly required. Strong analytical thinking, problem-solving, and effective communication skills help you manage complex environments and coordinate with engineering teams. These skills are essential for ensuring system reliability, security, and efficient IT operations in enterprise environments.
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What cities are hiring for Senior Unix Systems Administrator jobs? Cities with the most Senior Unix Systems Administrator job openings:
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What job categories do people searching Senior Unix Systems Administrator jobs look for? The top searched job categories for Senior Unix Systems Administrator jobs are:
Infographic showing various Senior Unix Systems Administrator job openings in the United States as of July 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 100% In-person job distribution, with an average salary of $102,229 per year, or $49.1 per hour.
Senior Unix/Linux Systems Administrator

Senior Unix/Linux Systems Administrator

The Tatitlek Corporation

Dahlgren, VA • On-site

$52/hr

Full-time

Posted 29 days ago


Job description

Overview
Job specifications are intended to present a descriptive list of the range of duties performed by employees. Specifications are not intended to reflect all duties performed within the job.
SUMMARY:
The Senior Systems Administrator shall demonstrate experience in systems administration in the following operating systems: UNIX, Linux, or Windows. The specialized experience includes Linux system administration of Redhat and security setup and updates (IAVA's); UNIX system administration of Solaris, UNIX scripting, Thin Client, Sudo, IDM, NTFS, CIFS, DNS, RDP Client, and security setup and updates (IAVA's); Windows system administration of WSUS and third party solutions, GPOs Windows Server and Windows Workstations, Thin Clients (hardware/software), Networking and documentation creation/updates.
ESSENTIAL DUTIES AND RESPONSIBILITIES:
• Possess the ability to install, configure and maintain Operating Systems.
• Manage the installation and integration of systems fixes, updates and enhancements Conduct testing, troubleshooting, performance optimization and maintenance of hardware and software systems.
• Provide support including end user assistance.
• Perform functions such as manage accounts, network rights, access to systems and equipment; maintain systems configuration and backups.
• Create and maintain documentation, Standard Operating Procedures (SOP).
• Create, monitor and maintain backups/restoration of systems and files.
• Conduct research of new and upcoming technologies.
• Provide input for future systems and purchases.
• Demonstrate general knowledge of enterprise frameworks and methodologies.
• Possess the ability to communicate effectively both written and verbally.
• Other duties as assigned.
REQUIREMENTS/QUALIFICATIONS:
Education and Experience:
• At least 6 years of system administration experience.
• Must have a DOD Secret security clearance and have or be able to obtain an SSBI.
• As per Department of Defense (DoD) Directive 8140.01, this position shall require Information Assurance Technicians (IAT) Level 2 certification; this includes both an Information Assurance (IA) certification and an Operating System (OS) certification.
• The OS certification requirement will be for Unix/Linux or Windows depending on the position. The Senior Systems Administrator is required to maintain the DoD 8140.01 IAT Level 2 certification for the life of the contract.
PHYSICAL REQUIREMENTS:
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
While performing the duties of this job, the employee is required to use fabrication tools; stand; walk; sit; use hands to finger, handle, or feel objects, tools or controls; reach with hands and arms; climb stairs; balance; stoop, kneel, crouch or crawl; talk or hear; taste or smell. The employee must occasionally lift and/or move up to 25 pounds. Specific vision abilities required by the job include close vision, distance vision, color vision, peripheral vision, depth perception, and the ability to adjust focus.
WORK ENVIRONMENT:
The work environment characteristics described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is exposed to weather conditions prevalent at the time. The noise level in the work environment is usually moderate.
SUPERVISORY RESPONSIBILITIES:
Coordinates, supervises, and/or manages support personnel.
ADDITIONAL QUALIFYING FACTORS:
Must have the ability to obtain and maintain a security clearance. In addition, a satisfactory background screening, negative drug test, positive references and proof of identity and legal authorization to work in the United States and for TTO are required. May require occasional travel.
As an equal opportunity employer, The Tatitlek Corporation recognizes that our strength lies in our people. Discrimination and all unlawful harassment, including sexual harassment, in employment is not tolerated. We encourage success based on our individual merits and abilities without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability, marital status, citizenship status, military status, protected Veteran's status, or employment.
Salary
$52/hourly