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Unix Linux System Engineer Jobs (NOW HIRING)

Entarian

Senior UNIX/Linux System Engineer

Radford, VA · On-site

$100K - $140K/yr

Entarian is looking for a Senior UNIX/Linux System Engineer for a mixed and growing environment of Red Hat Enterprise Linux/Oracle Enterprise Linux and Solaris UNIX. The responsibilities include but ...

Entarian

Senior UNIX/Linux System Engineer

Radford, VA

$100K - $140K/yr

Entarian is looking for a Senior UNIX/Linux System Engineer for a mixed and growing environment of Red Hat Enterprise Linux/Oracle Enterprise Linux and Solaris UNIX. The responsibilities include but ...

Entarian

Senior UNIX/Linux System Engineer

Radford, VA

$100K - $140K/yr

Entarian is looking for a Senior UNIX/Linux System Engineer for a mixed and growing environment of Red Hat Enterprise Linux/Oracle Enterprise Linux and Solaris UNIX. The responsibilities include but ...

Entarian

Senior UNIX/Linux System Engineer

Radford, VA

$100K - $140K/yr

Entarian is looking for a Senior UNIX/Linux System Engineer for a mixed and growing environment of Red Hat Enterprise Linux/Oracle Enterprise Linux and Solaris UNIX. The responsibilities include but ...

Entarian

Senior UNIX/Linux System Engineer

Radford, VA

$100K - $140K/yr

Entarian is looking for a Senior UNIX/Linux System Engineer for a mixed and growing environment of Red Hat Enterprise Linux/Oracle Enterprise Linux and Solaris UNIX. The responsibilities include but ...

Entarian

Senior UNIX/Linux System Engineer

Radford, VA

$100K - $140K/yr

Entarian is looking for a Senior UNIX/Linux System Engineer for a mixed and growing environment of Red Hat Enterprise Linux/Oracle Enterprise Linux and Solaris UNIX. The responsibilities include but ...

Apex Informatics

UNIX / LINUX Engineer

Boca Raton, FL · On-site

The ideal candidate will have 10+ years of experience within systems administration. This candidate ... Unix/Linux Systems Engineer Responsibilities: • System tunings to application specific ...

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Unix Linux System Engineer information

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How much do unix linux system engineer jobs pay per hour?

As of Jul 21, 2026, the average hourly pay for unix linux system engineer in the United States is $51.36, according to ZipRecruiter salary data. Most workers in this role earn between $45.67 and $57.69 per hour, depending on experience, location, and employer.

What are some common daily responsibilities for a Unix Linux System Engineer, and how do they typically collaborate with other IT teams?

On a daily basis, Unix Linux System Engineers are responsible for monitoring system performance, managing server configurations, applying security patches, and troubleshooting any system-related issues. They often collaborate closely with network administrators, database administrators, and application developers to ensure that all systems are running efficiently and securely. Effective communication and documentation are key, as system changes or incidents usually require coordination across multiple IT teams to minimize downtime and maintain service continuity.

What are Unix Linux System Engineers?

Unix Linux System Engineers are IT professionals responsible for designing, implementing, managing, and troubleshooting Unix and Linux-based operating systems and servers. They ensure systems are running efficiently, securely, and are regularly updated. Their duties often include system monitoring, performance tuning, automation with scripts, backup management, and supporting users or other IT staff. They play a critical role in maintaining the backbone of many enterprise IT infrastructures.

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

AspectUnix Linux System EngineerNetwork Administrator
CertificationsLinux+, RHCE, CompTIA Server+CCNA, Network+
Work EnvironmentData centers, server rooms, cloud environmentsOffice networks, enterprise LAN/WAN
ResponsibilitiesServer setup, scripting, system optimizationNetwork configuration, troubleshooting, security
Industry UsageIT, cloud services, hosting providersCorporate, telecommunications, education

The Unix Linux System Engineer primarily focuses on managing and optimizing Unix/Linux servers and systems, while the Network Administrator handles network infrastructure and connectivity. Both roles require technical certifications and work in IT environments, but their core responsibilities differ—system engineering versus network management.

What are the key skills and qualifications needed to thrive as a Unix/Linux System Engineer, and why are they important?

To thrive as a Unix/Linux System Engineer, you need strong expertise in Unix/Linux operating systems, scripting (such as Bash or Python), networking fundamentals, and a relevant degree or equivalent experience. Familiarity with configuration management tools like Ansible or Puppet, virtualization platforms, and certifications such as Red Hat Certified Engineer (RHCE) are highly valuable. Analytical problem-solving, attention to detail, and effective communication help you excel in diagnosing issues and collaborating with teams. These skills are essential for maintaining system reliability, optimizing performance, and ensuring secure, uninterrupted IT operations.
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Unix Linux System Engineer jobs near you
Infographic showing various Unix Linux System Engineer job openings in the United States as of July 2026, with employment types broken down into 96% Full Time, 1% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $106,830 per year, or $51.4 per hour.

Senior UNIX/Linux System Engineer

Entarian

Radford, VA • On-site

$100K - $140K/yr

Full-time

Re-posted 22 days ago

Job description

Overview/ Job Responsibilities
Position is contingent upon contract award and funding.
Entarian is looking for a Senior UNIX/Linux System Engineer for a mixed and growing environment of Red Hat Enterprise Linux/Oracle Enterprise Linux and Solaris UNIX.
The responsibilities include but are not limited to:
  • Working with the existing UNIX/Linux team to manage, maintain, deploy, troubleshoot and support servers for a mixed customer environment
  • Planning, executing, and implementing new system Hardware and Software and create and maintain team technical instructions, operating procedures and policies as needed
  • Monitoring and tuning system performance, ongoing operation of the servers, hardening of the servers and reporting of the overall security and operational status
  • Recommend improvements to the enterprise and manage new SW/HW integrations when required while also providing utilization reports using existing tools to identify problems and corrective actions as needed
  • Excellent communication and team skills
  • Provide support toward the lifecycle of a mixed environment of vendor equipment in the data center to include firmware version control and periodic preventive maintenance
  • Be able to recommend, demonstrate, and implement technologies to help expand, upgrade, and increase efficiency to the current environment

Salary range: $100,000.00 - $140,000.00
Minimum Qualifications
  • Active DoD Secret Security Clearance
  • CompTIA Security+
  • Experience in Computer Science or IT
  • Computing Environment (CE) Certification (i.e., RedHat) - can be waived for 30 days after project join date
  • Minimum five years' experience as a Unix/Linux Systems Administrator or IT Engineer with experience in automating assigned tasks
  • Minimum three years' experience in patch management with understanding how to apply security updates to systems via YUM and RPM
  • Minimum three years' experience working in an environment with complex networks while demonstrating experience using VLANs, troubleshooting tools such as ifconfig, netstat, ssh and telnet as well as how to harden a system using firewalld/iptables and hosts
  • Minimum three years' experience managing a large pool of local users through the use of the command line
  • Minimum three years' experience creating, maintaining, following Standard Operating Procedures for repeatable processes, disaster recovery, and common problem resolution
  • Minimum three years' experience configuring and maintaining key services such as DNS, SFTP, SMTP, and NTP
  • Strong interpersonal skills and willingness to be a team player

Desired Qualifications
  • Bachelor's degree in computer science or equivalent years of experience
  • Minimum three years' experience with SELinux - understand the basic and advanced management and configuration of SELinux
  • Experience supporting Cybersecurity patch management and Security Technical Implementation Guides (STIG), Security Requirement Guides (SRG), RMF, Security Control Assessor-Validator (SCA-V), and Cyber Operational Readiness Assessments (CORA)
  • Experience deploying large scale HW and SW systems enhancements and/or upgrades for an organization with widely distributed geographic sites
  • Experience with current and emerging network and infrastructure management technologies and business practices

About Us
Formed through the strategic union of Sev1Tech and ERT, Entarian is a premier provider of mission-critical engineering and technology solutions. Founded on a legacy of excellence dating back to 1993, Entarian is a product of an evolved and fully diversified engineering and federal technology leader. From deep space to defense and civilian missions, Entarian delivers secure, mission-aligned digital solutions that drive national resilience and operational effectiveness. We don't just support modernization; we define it.
Join the Mission and Start your Career Journey: Apply Directly via our Careers Portal Connect, Referrals & Inquiries? Email the team: careers@entarian.com
Entarian is an Equal Opportunity and Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

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