System Administrator (DISA)

horizonindustrieslimited; United States; Remote; USD 110,000 - 140,000; Full time

Benefits offered by this job

Remote work arrangement

Comprehensive benefits package

401(k) with employer match

Job summary

horizonindustrieslimited is seeking a remote System Administrator to support a large-scale government IT environment tied to a Defense Information Systems Agency program. The role involves installing, configuring, maintaining, and troubleshooting operating systems, enterprise applications, and middleware for a mission-critical footprint.

The candidate will work with application servers, support deployment, testing, and security efforts across the environment, and collaborate with technical teams

Qualifications

• Five+ years of experience in system administration or infrastructure support.
• Hands-on experience installing, configuring, maintaining, and troubleshooting software and OS.
• Experience administering enterprise applications or middleware environments.
• Familiarity with JBOSS/WildFly/WebLogic or similar app servers.
• Background in a large-scale enterprise or government IT environment.

Responsibilities

• Install, configure, maintain, and troubleshoot software, OS, and supporting infrastructure.
• Administer enterprise applications and middleware environments (JBoss, WildFly, WebLogic).
• Support deployment, testing, and troubleshooting across the environment.
• Apply security best practices in day-to-day operations.
• Work with Linux/Unix or Windows Server and collaborate with teams.

Skills

System administration

Infrastructure support

Troubleshooting

Security best practices

Enterprise apps

Education

Bachelor's degree

Job description

Role overview

A remote system administration role supporting a large-scale government IT environment, tied to a Defense Information Systems Agency program. The position involves installing, configuring, maintaining, and troubleshooting operating systems, enterprise applications, and middleware for a mission-critical infrastructure footprint, working with application servers and supporting deployment, testing, and security efforts.

Responsibilities

• Install, configure, maintain, and troubleshoot software, operating systems, and supporting infrastructure.


• Administer enterprise applications and middleware environments, including JBoss, WildFly, WebLogic, or comparable platforms.


• Support application deployment, testing, and troubleshooting across the environment.


• Apply system and application security best practices throughout day-to-day operations.


• Work with at least one major operating system family, such as Linux or Unix, or Windows Server.


• Collaborate with technical teams while operating independently on assigned workstreams.

Requirements

• Five or more years of experience in system administration, infrastructure support, or a related IT field.


• Hands-on experience with software and operating system installation, configuration, maintenance, and troubleshooting.


• Experience administering enterprise applications or middleware environments.


• Familiarity with application servers such as JBoss, WildFly, or WebLogic.


• Background working in a large-scale enterprise or government IT environment.


• Strong troubleshooting, analytical, and problem-solving skills.


• Bachelor's degree in a technical discipline.


• An active Secret security clearance.

Benefits and work setup

• Remote work arrangement tied to a current or future proposal opportunity.


• Comprehensive benefits package including medical, dental, vision, and disability coverage.


• 401(k) plan with full vesting from day one and an employer match after 90 days.


• Educational assistance and student loan repayment programs.


• Gym reimbursement and paid time off.