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Senior Unix Systems Administrator Jobs (NOW HIRING)

Fedtec

Sr Unix Administrator

Mechanicsburg, PA · On-site

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 ...

Ops Tech Alliance

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 ...

Integral

Senior UNIX System Engineer

Radford, VA

$99K - $135K/yr

The Senior UNIX System Engineer is responsible for the performance and oversight of the mixed and ... as a Unix Systems Administrator or IT Engineer with experience in automating assigned tasks. · ...

Integral

Senior UNIX System Engineer

Radford, VA · On-site

$99K - $135K/yr

Overview The Senior UNIX System Engineer is responsible for the performance and oversight of the ... Systems Administrator or IT Engineer with experience in automating assigned tasks. • Three or ...

ITech Recruiting

Unix sa

Manhattan, NY

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 ...

OBXtek

Unix Systems Admin

Hampton, VA · On-site

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 ...

OBXtek

Unix Systems Admin

Hampton, VA

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.

ESM

Senior Unix Administrator - Remote

Dayton, OH · On-site +1

$115K - $125K/yr

We are hiring a Senior Unix Administrator for an exciting remote opportunity. and Responsibilities ... Provide and administer UNIX and Linux NIPRnet and SIPRnet Operating Systems to ensure effective day ...

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Senior Unix Systems Administrator information

See salary details

$49K

$102.2K

$143.5K

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

As of Jun 30, 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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Senior Unix Systems Administrator jobs near you
Infographic showing various Senior Unix Systems Administrator job openings in the United States as of June 2026, with employment types broken down into 75% Full Time, 5% Temporary, and 20% Contract. Highlights an 95% In-person, and 5% Remote job distribution, with an average salary of $102,229 per year, or $49.1 per hour.
UNIX Systems Administrator (Senior Linux Engineer)

UNIX Systems Administrator (Senior Linux Engineer)

Trilyon, Inc.

Boca Raton, FL • On-site

Contractor

Posted 11 days ago

Job description

Job Title: UNIX Systems Administrator (Senior Linux Engineer) (PR867615-R168402)

Location: Tolls Data Center, 7941 Glades Rd., Boca Raton, FL 33434

Duration: 8 Months (1200 Hours)

For over 16 years, Trilyon has been a leader in global workforce solutions, specializing in Cloud Technology, AI/ML, Software Development, Technical Writing, and Digital Transformation. We partner with top companies to deliver high-quality talent in engineering, IT, and emerging technologies. For additional information or to view all of our job opportunities, please visit our website https://trilyonservices.com/

We are seeking an UNIX Systems Administrator (Senior Linux Engineer) for one of our government clients. 

Job Description:

UNIX Operations team is searching for a candidate who is proficient within a LINUX (Red Hat). The ideal candidate will have 10+ years of experience within systems administration. This candidate will provide LINUX support of around 300 servers. We are looking for an effective communicator and a problem-solving individual with good organizational skills and attention to detail. Responsibility will encompass operational support of the LINUX estate, system maintenance (OS patching).

Job Requirements – Essential:

·RHEL Linux 8/9 administration/patch management.

·Linux Server builds and custom configurations.

·Performance tuning of Oracle database servers.

·Server Security vulnerability management.

·SolarWinds monitoring.

·Ansible playbook development.

·Ansible Automation Platform management and upgrades.

·Satellite 6 management and upgrades.

·VMware operational knowledge.

·Good knowledge of automation.

·Good server migrations skills.

·Good troubleshooting skills.

·Strong skills in TCP/IP networking, network topology and firewalled environments.

Nice To Have:

·Storage management basics.

·Database administration basics.

·Windows administration basics.

·Cloud integration basics.

·Veritas NetBackup management basics.

·Understanding of applications like JBoss, WebSphere, Splunk and HP ALM.

Unix/Linux Systems Engineer Responsibilities:

·System tunings to application specific requirements. Systems standardization and automation.

·Keeping the UNIX environment compliant with the technology roadmap, such as OS & hardware upgrades, 3rd party software upgrades.

·Work on incident tickets and resolve in a timely manner.

·Remediate Secunia OS vulnerabilities as required by regular security audits.

·Perform quarterly patching of RedHat to ensure systems are compliant and pass strict PCI security requirements as dictated by regular audits from the security team.

·Interface with IT and business clients at all levels of the organization.

·Rotating on-call Unix/Linux support in a 24X7 environment.

·Documentation of work.

·Install, configure, and maintain Linux operating systems and related software.

·Monitor system performance, troubleshoot issues, and ensure high availability and reliability of Linux-based infrastructure.

·Collaborate with cross-functional teams to design and implement Linux-based solutions that meet business needs.

·Research and development of new technology as required by business initiatives and management vision.

 

Required Personal Skills:

·The ability to work completely independently or with a team.

·Very detail-oriented in planning, implementing, documenting, and following up.

·Excellent verbal and written communication skills.

·Team player attitude with experience working in a collaborative environment.

·The ability to multi-task and work across a range of projects and issues with various timelines and priorities.

Education:

Bachelor’s degree in computer science, Information Systems, or another related field. Or equivalent work experience.

Why Join Us?

  • Trilyon, Inc., offers a comprehensive benefits package.
  • Opportunities for growth and professional development.
  • Collaborative and inclusive company culture

Equal Employment Opportunity (EEO) Statement:

Trilyon, Inc., is an Equal Opportunity Employer committed to diversity, equity, and inclusion. We do not discriminate based on race, color, religion, gender, gender identity, sexual orientation, national origin, age, disability, veteran status, or any other protected status under applicable laws. Our diverse team drives innovation, competitiveness, and creativity, enhancing our ability to effectively serve our clients and communities. This commitment to diversity makes us stronger and more adaptable.