Linux Systems Administration

Linux Systems Administration

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 is the Trusted Disruptor in defense tech. 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 Code: 38013

Job Location: Melbourne, FL

Job Schedule: 5/8: Employees work 8 hours per day, 5 days a week.

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

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.
• Support the Harris lab environment with networking administration/tracking, machine maintenance, troubleshooting, configuration, etc.
• Support the external customer connections to the Harris lab and Harris CM areas
• Design/Implement new ideas for improvements to the system
• Perform security audits on some systems
• This position requires the ability to obtain FAA Public Trust Suitability

Qualifications:

• Bachelor's Degree and a minimum of 2 years of prior related experience. Graduate Degree or equivalent with 0 to 2 years of prior related experience. In lieu of a degree, minimum of 6 years of prior related experience.

Preferred Additional Skills:

• 2+ years of experience in systems administration, with a focus on automation and scripting.
• Strong knowledge of Bash/Expect, Ansible, and other automation tools.
• Experience with RHEL servers, workstations, and virtual machines.
• Familiarity with Zabbix monitoring server configurations.
• Experience with HTML/CSS/JavaScript for web-based development.
• Knowledge of AutoCAD for network/power diagram creation.
• Familiarity with PLM (Product Lifecycle Management) software.
• Experience with test case execution and regression testing.
• Experience with FAA/ATC systems
• Aviation Weather related software & hardware
• Meteorology terms and NWS Weather products
• FAA ARTCC Facilities.