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Linux System Administrator Jobs in Pennsylvania (NOW HIRING)

True Helix

System Administrator

Delmont, PA · On-site

The System Administrator is responsible for the maintenance, configuration, and reliable operation of computer systems and servers. They install hardware and software, build and configure IAAS ...

Aretum

System Administrator

Lebanon, PA · On-site

As a System Administrator, you will be responsible for the management, maintenance, and optimization of servers and networks to ensure high availability and security. You will proactively monitor ...

Sight & Sound

System Administrator

Ronks, PA · On-site

The System Administrator role is responsible for effective provisioning, installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure. This ...

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Linux System Administrator information

See Pennsylvania salary details

$20

$52

$75

How much do linux system administrator jobs pay per hour?

As of Aug 12, 2026, the average hourly pay for linux system administrator in Pennsylvania is $52.09, according to ZipRecruiter salary data. Most workers in this role earn between $41.20 and $62.64 per hour, depending on experience, location, and employer.

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

To thrive as a Linux System Administrator, you need a strong understanding of Linux operating systems, system troubleshooting, and networking, often supported by a degree in computer science or related certifications like CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA). Familiarity with command-line interfaces, shell scripting, system monitoring tools, and configuration management systems like Ansible or Puppet is essential. Problem-solving abilities, attention to detail, and effective communication are standout soft skills in this role. These skills and qualities ensure reliable system performance, quick resolution of technical issues, and smooth collaboration within IT teams.

What are some common challenges faced by Linux system administrators when managing large-scale server environments?

Linux System Administrators often encounter challenges such as maintaining consistent configurations across numerous servers, ensuring security compliance, and minimizing downtime during updates or maintenance. Managing automation tools, such as Ansible or Puppet, and monitoring system performance are also critical aspects. Effective communication and collaboration with development and network teams are essential to quickly resolve issues and implement new technologies smoothly.

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

AspectLinux System AdministratorNetwork Administrator
CertificationsLinux+, LPIC, RHCSACompTIA Network+, Cisco CCNA
Work EnvironmentServers, data centers, cloud platformsNetworking hardware, routers, switches
ResponsibilitiesManaging Linux servers, scripting, securityConfiguring networks, troubleshooting connectivity
Industry UsageIT, hosting, cloud servicesTelecommunications, enterprise networks

While both roles involve IT infrastructure, a Linux System Administrator focuses on managing Linux servers and related software, whereas a Network Administrator specializes in maintaining and troubleshooting network hardware and connectivity. Both roles require specific certifications and are vital in ensuring smooth IT operations within organizations.

What is a Linux system administrator?

A Linux system administrator— or sysadmin—is an information technology professional who oversees the lifespan of Linux software installed on a server, computer, or other pieces of hardware, including network devices. As a Linux sysadmin, your responsibilities include software installation, day-to-day maintenance of applications, and an overall understanding of Linux operating systems. As part of the daily maintenance team, your job is to monitor system health and ensure that security patches are up-to-date, so that network systems perform well for business users.

More about Linux System Administrator jobs
What are the most commonly searched types of Linux System Administrator jobs in Pennsylvania? The most popular types of Linux System Administrator jobs in Pennsylvania are:
What are popular job titles related to Linux System Administrator jobs in Pennsylvania? For Linux System Administrator jobs in Pennsylvania, the most frequently searched job titles are:
What job categories do people searching Linux System Administrator jobs in Pennsylvania look for? The top searched job categories for Linux System Administrator jobs in Pennsylvania are:
What cities in Pennsylvania are hiring for Linux System Administrator jobs? Cities in Pennsylvania with the most Linux System Administrator job openings:
What are popular job titles related to Linux System Administrator jobs in PA? For Linux System Administrator jobs in PA, the most frequently searched job titles are:
Linux System Administrator jobs near you
Infographic showing various Linux System Administrator job openings in Pennsylvania as of August 2026, with employment types broken down into 81% Full Time, and 19% Contract. Highlights an 100% In-person job distribution, with an average salary of $108,339 per year, or $52.1 per hour.

Linux Administrator - 304821

Delaware Nation Industries

Boyers, PA • On-site

Full-time

Retirement

Posted 8 days ago

Job description

DNI is a Prime Contractor providing Systems and Application Support for the DCSA (Defense Counterintelligence & Security Agency). These roles can be supported nationally. We are looking for a Linux Application Administrator to join the team. This is a salary-based position with matching 401k and full benefits.

Responsibilities:

  • Provide application support for Commercial off the Shelf (COTS) and MP written software (GOTS) which runs on Linux Server in the BIES environment on a 24x7x365 basis.
  • Access and control functions of the information system/network, administration of user accounts, etc.
  • Provides support for code deployments and updates
  • Provide technical support and troubleshooting.
  • Participate in an on-call rotation for after hours and weekend support. Also includes rotation for code deployments during the Sunday Morning maintenance windows
  • Attend meetings with DCSA Government Personnel, Database Administrator (DBA), and Development personnel as necessary to review scheduled releases and testing cycles.
  • Write and submit change requests (CRs) as necessary to schedule changes to the application environment.
  • Coordinate with other technical teams to ensure maintenance plans do not conflict with changes scheduled by other teams.

Installation Support:

  • COTS and GOTS software installations
  • Application deployment functions
  • Deployment of custom software as required
  • Debugging software deployments
  • Resolving installation problems
  • Determining host system requirements for application installation and operation
  • Mapping defined requirements to the application topology
  • Selecting suitable application editions and installing options
  • Resolving installation problems
  • Providing application administration services
  • Maintain GOTS software revisions and distributions
  • j. Implementation Support
  • Provide application support for implementation activities
  • Plan, perform and implement installations and upgrades
  • Implement/sustain middleware application components

Maintenance Support:

  • Provide application support for maintenance activities
  • Improve performance with available tools
  • Checking application for problems
  • Reviewing operations to ensure only valid processes are running
  • Optimize the functionality of application software
  • Diagnose and recover failed applications
  • Maintain application integrity, performance, and availability

Monitoring Support:

  • Provide application support for monitoring activities
  • Monitor performance during core hours
  • Take proactive measures to prevent service disruption
  • Respond to afterhours calls for outages and major system degradations as defined by the
  • Program Management Office (PMO).

Web Administration Support:

  • Provide application support for web administration activities in Windows Server environment
  • Install, configure, manage troubleshoot web applications
  • Troubleshooting Support
  • Provide application support for troubleshooting activities
  • Identify the problem
  • Gather additional details
  • Eliminate variables
  • Reproduce the problem
  • Development of hypothesis of root cause

Repair Support:

  • Provide application support for repair activities
  • Repairing and documentation of repairs made for future use
  • Back out coding and patching changes
  • Apply patches/code fixes
  • Assist supporting systems administrators, database, and developers with errors/issues
  • Application Security Administration Support
  • The contractor shall provide support for application security administration.
  • Applying Security Technical Implementation Guides (STIG) guidelines to application
  • Develop procedures for responding to new threats to systems to ensure confidentiality, integrity, and availability
  • Ensure the rigorous application of information security/information assurance policies, principles, and practices in the delivery of application services
  • Streamline security using managed accounts
  • Control access with permissions and roles

Restoration Support:

  • The contractor shall provide support for application restoration planning and execution for emergency and routine restoration requests
  • Lead or participate in individual or group troubleshooting initiatives to determine incident root causes
  • Develop system operations work-arounds, if needed
  • Develop operations restoration plans
  • Implement or execute individually, or as a team member, the system operations restoration plan, solution or work-around
  • System operational restoration plan shall include step by step details to be executed in numerical order that will restore the system to full operational capability

Requirements

  • Minimum of 3 years relevant Linux Application Administration experience.
  • CompTIA Security+ or equivalent certification
  • Active DoD Top Secret Clearance