Senior Specialist, Systems Administrator

L3Harris

Confirmed live today High trust

Quick summary

Work type: On-site
Location: Palm Bay, FL
Posted: 63 days ago
Freshness: Confirmed live today
Nearby: 99+ roles within 25 mi

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Salary context

How this pay compares to similar roles

Similar $140k

$99k $179k

below market most similar roles pay here above market

This listing doesn't post a salary. Most similar roles pay $120,000–$159,012.

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 877 open roles on FindRole.

Listed pay typically runs $106,500–$197,500 across 350 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 administering Microsoft Windows servers, client systems, backup systems, and databases while providing desktop and software support across the classified WAN. Key responsibilities include building and configuring physical and virtual servers, performing regular patching, hardening systems to reduce vulnerabilities, and developing scripts for automation. The candidate must utilize technologies including Windows, Linux, Red Hat Enterprise Linux, CentOS, Ubuntu, PowerShell, VMware, and Ansible. The work requires managing systems in compliance with the NIST Risk Management Framework to solve technical security problems and deliver effective solutions for program requirements within a defense technology context.

Skills

Windows Server Linux Red Hat Enterprise Linux (RHEL) Ubuntu CentOS PowerShell VMware Ansible Commvault Networking Protocols NIST Risk Management Framework (RMF) Vulnerability Management System Hardening Virtualization Backup Systems WAN

What you'll do

Administer and maintain Microsoft Windows servers, client systems, backup systems, and network infrastructure.
Provide end-user desktop support for systems and applications locally 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 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 to management and non-technical stakeholders.

What we're looking for

Bachelor’s Degree and minimum 6 years of relevant experience, Graduate Degree and 4 years of experience, or 10 years of experience without a degree.
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 and/or Linux operating systems, networking protocols, PowerShell, and security best practices (preferred).
Experience supporting Linux systems, including Red Hat Enterprise Linux (RHEL) 8/9, CentOS, and Ubuntu (preferred).
Experience with Commvault or similar enterprise level backup system (preferred).
Experience with VMware or similar virtualization platforms (preferred).
U.S. citizens.

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