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Specialist, Systems Administration (Linux) - Melbourne, FL

L3Harris Technologies

Software and Technology Jobs

Specialist, Systems Administration (Linux) - Melbourne, FL

full-timePosted: Jan 15, 2026

Job Description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Specialist, Systems Administration

Job Code: 32348

Job Location:  Melbourne, FL

Job Schedule: 9/80

Job Description:

L3Harris is searching for a senior technical professional to join the Managed Operational Support Services (OSS) team as a Linux System Administrator (Sys Admin). Responsibilities for this position include support to software engineering during the development of a new OSS system by provisioning and managing the virtual environment (VM) and installing and configuring the Linux based Red Hat Operating System. The Sys Admin will also monitor and maintain the system hardware performance. The position ensures that system hardware, software, and related procedures adhere to the system’s design and architecture. This individual will manage system access user accounts and develop the procedures for system configuration to support production builds. This individual will also assist program teams with technical analysis and support the testing and roll-out of new patches. Participation on programs focuses on smoothing the transition from system development to operational readiness within the program’s life cycle.

  • Due to secure network access requirements, this position is ONSITE and located at L3Harris offices located in Melbourne, Florida.
  • This role may require weekend, after-hours, or on-call rotations to meet program requirements and/or ongoing program support.
  • This position may require limited travel in an emergency
  • Ability to obtain and maintain FAA Public Trust clearance.

Essential Functions: 

Specific responsibilities will include:

  • Performs software installations and upgrades to RedHat and Windows operating systems and layered software packages and maintains them in accordance with established policies, procedures, and service level agreements.
  • Manages and directs proactive and reactive systems administration activities to ensure the availability, integrity, and reliability of networked and stand-alone systems. Administers assigned Enterprise systems such as enterprise data storage administration (EMC/NetApp), enterprise server virtualization (VMWare) to ensure systems are functioning properly.
  • Troubleshoots hardware, software, and wide area network related problems associated with the assigned Enterprise system(s).
  • Coordinates with server and operating system vendors to resolve issues, arrange service, and obtain support. Develop schedules for the installation and monitoring of local network and stand-alone information resources.
  • Installs and provides support for internal development software and applications.
  • Monitors and tunes the system to achieve optimum level of performance. Ensures server data integrity by evaluating, implementing, and managing appropriate software and hardware solutions.
  • Ensures data/media recoverability by implementing a schedule of system backups and database archive operations.
  • Conducts routine hardware and software audits of servers for compliance with established standards, policies, procedures, and configuration guidelines. Knowledgeable of networking associated with a LAN based server and workstations.
  • Must be able to support On-call rotations and travel to our DR site during activation events.

Qualifications:

  • Bachelor’s degree in Computer Engineering, Computer Science, IT Security or related field, and minimum 4 years related experience; or a Master’s degree in Computer Engineering, Computer Science, IT Security or related field, and minimum 2 years related experience. Or in lieu of a degree, minimum of 8 years of prior related experience.
  • Ability to obtain and maintain FAA Public Trust clearance.

Preferred Additional Skills:

  • Experience performing RPM builds for software packages.
  • Experience performing complex infrastructure design, including planning of interactions of multiple applications (HA, DB, Large Networks).
  • Experience performing scripting for automation of tools.

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

Locations

  • Melbourne, FL, United States

Salary

Estimated Salary Rangemedium confidence

95,000 - 155,000 USD / yearly

Source: AI Estimation

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Linux System Administration (Red Hat)intermediate
  • VM provisioning and managementintermediate
  • Software installations and upgrades (RedHat, Windows)intermediate
  • Enterprise data storage (EMC/NetApp)intermediate
  • Enterprise server virtualization (VMWare)intermediate
  • Hardware and software troubleshootingintermediate
  • Wide area network troubleshootingintermediate
  • System monitoring and tuningintermediate
  • Data integrity and recoverability managementintermediate
  • System backups and database archivingintermediate
  • Hardware and software auditsintermediate
  • Networking (LAN, servers, workstations)intermediate
  • RPM builds for software packagesintermediate
  • Complex infrastructure design (HA, DB, Large Networks)intermediate
  • Scripting for automationintermediate

Required Qualifications

  • Bachelor’s degree in Computer Engineering, Computer Science, IT Security or related field with minimum 4 years related experience (experience)
  • Master’s degree in Computer Engineering, Computer Science, IT Security or related field with minimum 2 years related experience (experience)
  • Or minimum of 8 years of prior related experience in lieu of degree (experience)
  • Ability to obtain and maintain FAA Public Trust clearance (experience)

Responsibilities

  • Support software engineering by provisioning and managing virtual environments (VM)
  • Install and configure Linux based Red Hat Operating System
  • Monitor and maintain system hardware performance
  • Ensure adherence to system design and architecture
  • Manage system access user accounts
  • Develop procedures for system configuration to support production builds
  • Assist program teams with technical analysis
  • Support testing and roll-out of new patches
  • Smooth transition from system development to operational readiness
  • Perform software installations and upgrades
  • Manage proactive and reactive systems administration activities
  • Administer Enterprise systems (data storage, server virtualization)
  • Troubleshoot hardware, software, and network problems
  • Coordinate with vendors to resolve issues
  • Develop schedules for installation and monitoring
  • Install and support internal development software and applications
  • Monitor and tune systems for optimum performance
  • Ensure server data integrity
  • Implement system backups and database archive operations
  • Conduct routine hardware and software audits
  • Support on-call rotations and travel to DR site

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L3Harris Technologies logo

Specialist, Systems Administration (Linux) - Melbourne, FL

L3Harris Technologies

Software and Technology Jobs

Specialist, Systems Administration (Linux) - Melbourne, FL

full-timePosted: Jan 15, 2026

Job Description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Specialist, Systems Administration

Job Code: 32348

Job Location:  Melbourne, FL

Job Schedule: 9/80

Job Description:

L3Harris is searching for a senior technical professional to join the Managed Operational Support Services (OSS) team as a Linux System Administrator (Sys Admin). Responsibilities for this position include support to software engineering during the development of a new OSS system by provisioning and managing the virtual environment (VM) and installing and configuring the Linux based Red Hat Operating System. The Sys Admin will also monitor and maintain the system hardware performance. The position ensures that system hardware, software, and related procedures adhere to the system’s design and architecture. This individual will manage system access user accounts and develop the procedures for system configuration to support production builds. This individual will also assist program teams with technical analysis and support the testing and roll-out of new patches. Participation on programs focuses on smoothing the transition from system development to operational readiness within the program’s life cycle.

  • Due to secure network access requirements, this position is ONSITE and located at L3Harris offices located in Melbourne, Florida.
  • This role may require weekend, after-hours, or on-call rotations to meet program requirements and/or ongoing program support.
  • This position may require limited travel in an emergency
  • Ability to obtain and maintain FAA Public Trust clearance.

Essential Functions: 

Specific responsibilities will include:

  • Performs software installations and upgrades to RedHat and Windows operating systems and layered software packages and maintains them in accordance with established policies, procedures, and service level agreements.
  • Manages and directs proactive and reactive systems administration activities to ensure the availability, integrity, and reliability of networked and stand-alone systems. Administers assigned Enterprise systems such as enterprise data storage administration (EMC/NetApp), enterprise server virtualization (VMWare) to ensure systems are functioning properly.
  • Troubleshoots hardware, software, and wide area network related problems associated with the assigned Enterprise system(s).
  • Coordinates with server and operating system vendors to resolve issues, arrange service, and obtain support. Develop schedules for the installation and monitoring of local network and stand-alone information resources.
  • Installs and provides support for internal development software and applications.
  • Monitors and tunes the system to achieve optimum level of performance. Ensures server data integrity by evaluating, implementing, and managing appropriate software and hardware solutions.
  • Ensures data/media recoverability by implementing a schedule of system backups and database archive operations.
  • Conducts routine hardware and software audits of servers for compliance with established standards, policies, procedures, and configuration guidelines. Knowledgeable of networking associated with a LAN based server and workstations.
  • Must be able to support On-call rotations and travel to our DR site during activation events.

Qualifications:

  • Bachelor’s degree in Computer Engineering, Computer Science, IT Security or related field, and minimum 4 years related experience; or a Master’s degree in Computer Engineering, Computer Science, IT Security or related field, and minimum 2 years related experience. Or in lieu of a degree, minimum of 8 years of prior related experience.
  • Ability to obtain and maintain FAA Public Trust clearance.

Preferred Additional Skills:

  • Experience performing RPM builds for software packages.
  • Experience performing complex infrastructure design, including planning of interactions of multiple applications (HA, DB, Large Networks).
  • Experience performing scripting for automation of tools.

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

Locations

  • Melbourne, FL, United States

Salary

Estimated Salary Rangemedium confidence

95,000 - 155,000 USD / yearly

Source: AI Estimation

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Linux System Administration (Red Hat)intermediate
  • VM provisioning and managementintermediate
  • Software installations and upgrades (RedHat, Windows)intermediate
  • Enterprise data storage (EMC/NetApp)intermediate
  • Enterprise server virtualization (VMWare)intermediate
  • Hardware and software troubleshootingintermediate
  • Wide area network troubleshootingintermediate
  • System monitoring and tuningintermediate
  • Data integrity and recoverability managementintermediate
  • System backups and database archivingintermediate
  • Hardware and software auditsintermediate
  • Networking (LAN, servers, workstations)intermediate
  • RPM builds for software packagesintermediate
  • Complex infrastructure design (HA, DB, Large Networks)intermediate
  • Scripting for automationintermediate

Required Qualifications

  • Bachelor’s degree in Computer Engineering, Computer Science, IT Security or related field with minimum 4 years related experience (experience)
  • Master’s degree in Computer Engineering, Computer Science, IT Security or related field with minimum 2 years related experience (experience)
  • Or minimum of 8 years of prior related experience in lieu of degree (experience)
  • Ability to obtain and maintain FAA Public Trust clearance (experience)

Responsibilities

  • Support software engineering by provisioning and managing virtual environments (VM)
  • Install and configure Linux based Red Hat Operating System
  • Monitor and maintain system hardware performance
  • Ensure adherence to system design and architecture
  • Manage system access user accounts
  • Develop procedures for system configuration to support production builds
  • Assist program teams with technical analysis
  • Support testing and roll-out of new patches
  • Smooth transition from system development to operational readiness
  • Perform software installations and upgrades
  • Manage proactive and reactive systems administration activities
  • Administer Enterprise systems (data storage, server virtualization)
  • Troubleshoot hardware, software, and network problems
  • Coordinate with vendors to resolve issues
  • Develop schedules for installation and monitoring
  • Install and support internal development software and applications
  • Monitor and tune systems for optimum performance
  • Ensure server data integrity
  • Implement system backups and database archive operations
  • Conduct routine hardware and software audits
  • Support on-call rotations and travel to DR site

Target Your Resume for "Specialist, Systems Administration (Linux) - Melbourne, FL" , L3Harris Technologies

Get personalized recommendations to optimize your resume specifically for Specialist, Systems Administration (Linux) - Melbourne, FL. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Specialist, Systems Administration (Linux) - Melbourne, FL" , L3Harris Technologies

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Answer 10 quick questions to check your fit for Specialist, Systems Administration (Linux) - Melbourne, FL @ L3Harris Technologies.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.