Senior Specialist, Systems Administrator

L3Harris

Confirmed live yesterday High trust

Quick summary

Work type: On-site
Location: Palm Bay, FL
Posted: 1 day ago
Freshness: Confirmed live yesterday
Nearby: 99+ roles within 25 mi

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Salary context

How this pay compares to similar roles

Similar $146k

$100k most similar roles pay here $180k

This listing doesn't post a salary. Most similar roles pay $124,252–$167,000.

Based on 240 similar postings.

Employer

About L3Harris

L3Harris Technologies is a US aerospace and defense technology company providing space and airborne systems, communications, electronic warfare, and missile propulsion solutions for government and commercial customers.

L3Harris currently has 470 open roles on FindRole.

Listed pay typically runs $106,500–$197,500 across 185 roles with salary data.

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At a glance

TL;DR · Senior Specialist, Systems Administrator

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The Senior Specialist, Systems Administrator joins the IT team to maintain the integrity, availability, and security of classified Windows systems and network infrastructure. This role involves managing Microsoft Windows servers, client systems, backup systems, and databases while providing desktop and software support across a classified WAN. The individual will build and configure physical and virtual servers, perform system hardening, manage vulnerability patching, and develop scripts or automation tools to improve operational efficiency. Key technical requirements include proficiency in Windows and Linux operating systems, including Red Hat Enterprise Linux, CentOS, and Ubuntu, alongside experience with PowerShell, Ansible, VMware, and Commvault. The role requires managing systems in compliance with the NIST Risk Management Framework while collaborating with engineering teams to deliver technical solutions for mission-critical programs within a defense technology environment.

Skills

Windows Linux Red Hat Enterprise Linux CentOS Ubuntu PowerShell Ansible VMware Commvault Network Infrastructure System Hardening Vulnerability Management NIST Risk Management Framework Automation WAN

What you'll do

Administer and maintain Microsoft Windows servers, client systems, network infrastructure, and databases.
Provide desktop support for systems and applications at local sites and across the classified WAN.
Build, configure, and maintain physical and virtual Windows servers to meet program requirements.
Perform regular system updates, patching, and hardening activities to reduce vulnerabilities and ensure compliance.
Develop and maintain scripts and automation tools to streamline deployment and improve operational efficiency.
Communicate complex technical issues, risks, and recommendations clearly to management and non-technical stakeholders.

What we're looking for

Bachelor's degree and 6 years of experience, a graduate degree and 4 years of experience, or no degree and 10 years of experience.
Active TS/SCI clearance with full-scope polygraph.
6 years of experience as a System/Network Administrator supporting an enterprise-level domain environment (preferred).
Strong knowledge of Windows/Linux operating systems, networking protocols, PowerShell, and security best practices (preferred).
Experience supporting Linux systems including RHEL 8/9, CentOS, and Ubuntu (preferred).
Experience with VMware or similar virtualization platforms (preferred).
Experience with Ansible (preferred).
U.S. citizens.

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