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Job Title: Associate, Linux Systems Administration

Job Code: 34324

Job Location: Melbourne, FL

Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description:

We are seeking an experienced Systems Administrator to join our team. The successful candidate will be responsible for installing and configuring systems on-site, provisioning operating systems, loading software, updating network equipment, verifying data flow, troubleshooting contingencies, and coordinating system downtime with site customers and end-users. Additionally, the candidate will design, code, and test scripts to automate system management tasks, write monitoring cases for a Zabbix server, and assist in maintaining and writing content for all SI&T documentation.

• This position is ONSITE 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
• Must be able to travel on short notice to FAA customer facilities across the continental United States (CONUS), Alaska, Puerto Rico, Hawaii, and Guam to support system deployments and ongoing maintenance.

Essential Functions:

• Install and configure systems on-site, including physically installing hardware, provisioning operating systems, loading software, updating network equipment, verifying data flow, troubleshooting contingencies, and coordinating system downtime with site customers and end-users.
• Design, code, and test scripts to automate system management tasks using Bash/Expect, Ansible, and other tools.
• Write monitoring cases for a Zabbix server to track network activity.
• Assist in maintaining and writing content for all SI&T documentation, including system build/checkout procedures, software install procedures, performance analysis technical memos, helpdesk tasking procedures, and site deployment CDRLs.
• Contribute to system build scripts that configure RHEL servers, workstations, and virtual machines, managing storage, networking, firewalls, and user accounts on the systems.
• Automate system configuration tasks with Ansible, including build processes, hardware checkouts, password management, and repository management.
• Build systems in accordance with program documentation for control test environments and field delivery.
• Execute test cases and regression tests for customer-witnessed test events (CRT/SRT).
• Analyze and CM-control backend configurations of a Zabbix monitoring server every month as preventive maintenance.
• Ability to obtain and maintain FAA Public Trust clearance.

Qualifications:

• Bachelor's Degree with 0 to 2 years of prior related experience. In lieu of a degree, Minimum of 4 years of prior related experience

Preferred Additional Skills:

• 2+ years of hands-on experience in Information Security, Network Engineering, or System Administration
• Proficiency in HTML, CSS, and JavaScript for web-based development projects
• Familiarity with AutoCAD for creating network and power diagrams
• Experience using Product Lifecycle Management (PLM) tools
• Background in test case execution, regression testing, and supporting test environments
• Familiarity with FAA/ATC systems and aviation weather software and hardware
• Understanding of meteorological terminology and NOAA/NWS weather products
• 2 years of experience in systems administration, with a strong focus on automation and scripting
• Proficiency in Bash/Expect, Ansible, and other automation tools
• Experience working with Red Hat Enterprise Linux (RHEL) servers, workstations, and virtual machines
• Familiarity with Zabbix monitoring server configuration and maintenance
• Strong analytical and problem-solving skills with high attention to detail
• Ability to work collaboratively in a dynamic team environment
• Capable of supporting a lab environment, including network administration, system maintenance, troubleshooting, and configuration
• Ability to support external customer connections into internal lab and configuration management (CM) environments
• Perform basic security audits and identify system vulnerabilities
• Design and implement improvements to system performance and functionality
• Willingness to support after-hours or weekend work as needed
• Strong customer service skills with a professional and courteous approach
• Demonstrated ability to learn quickly and adapt to new technologies
• Thrives in a fast-paced, constantly evolving environment
• Excellent verbal communication skills, including clear phone etiquette and a professional voice
• Ability to explain complex technical concepts in a clear, user-friendly manner
• Proven ability to multi-task and manage competing priorities effectively
• Works well under pressure and maintains composure in high-stress situations
• Demonstrates patience, particularly when dealing with non-technical stakeholders
• Self-motivated with a proactive approach to problem-solving and task completion
• Strong time management skills and attention to detail
• Willingness to be flexible and adaptable to shifting priorities or assignments

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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.

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