Mid/Senior System Administrator

Leidos

Confirmed live yesterday High trust

Quick summary

Work type: On-site
Location: Annapolis Junction, MD
Salary: $92,300–$166,850 / yr
Posted: 39 days ago
Freshness: Confirmed live yesterday
Nearby: 99+ roles within 25 mi

Market check

Salary context

Competitive pay

How this pay compares to similar roles

Similar $137k

This role $130k

$83k most similar roles pay here $176k

This role pays more than 55% of similar roles. Most pay $113,640–$160,400 — the shaded band above. At the midpoint, this role pays about $130k versus about $137k for comparable roles.

Based on 240 similar postings.

Employer

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.

Leidos currently has 264 open roles on FindRole.

Listed pay typically runs $92,300–$166,850 across 245 roles with salary data.

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View all roles at Leidos

At a glance

TL;DR · Mid/Senior System Administrator

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The Mid/Sr. System Administrator joins the Cyber & Analytics Business Area to provide critical support for a large, complex network environment featuring geographically distributed systems and multiple air-gapped domains. This role involves installing applications, managing server and desktop configurations, performing security management, and optimizing application performance. The individual will maintain complex server enclaves by managing patching, certificate renewals, vulnerability assessments, and Active Directory configurations while troubleshooting hardware and software issues. Key technical requirements include proficiency with Windows Server 2019, Active Directory, Red Hat, VMWare, and tools such as SALT, Ansible, Splunk, Puppet, SolarWinds, and Nessus. The role also utilizes SQL Server, Python, PowerShell, and PowerCLI. This position addresses complex infrastructure challenges within the Intel Sector, specifically supporting security engineering, network operations, and cryptographic key management in a high-stakes national security context.

Skills

Windows Server 2019 Active Directory SALT Ansible Splunk Puppet SolarWinds Nessus Red Hat VMware SQL Server Python PowerShell PowerCLI PKI NTP Agile Virtualization

What you'll do

Manage and maintain a complex network of geographically distributed systems across multiple air-gapped domains.
Install applications and optimize server and desktop configurations to ensure continuous, efficient operation.
Perform security management tasks including vulnerability assessments, patching, certificate renewals, and Active Directory configurations.
Troubleshoot and resolve hardware and software issues while developing re-work solutions for system problems.
Maintain technical documentation of complex server and network environments to facilitate rapid incident resolution.
Manage web-based applications used for storing, sharing, and distributing information.
Coordinate with users and external personnel regarding system outages, upgrades, and recommended resolution options.

What we're looking for

Must have a Bachelor's degree in a related technical field or equivalent experience.
Must have at least 8 years of relevant experience as a systems administrator.
Must possess an active TS/SCI clearance with Polygraph.
Must be proficient with Windows Server 2019 and Active Directory.
Must have experience with software/hardware deployment, patching, operating systems, and backup functions.
Must have experience with Red Hat, VMWare, and virtualization environments.
Must be familiar with tools including SALT, Ansible, Splunk, Puppet, SolarWinds, and Nessus.
Must have a solid understanding of information security principles and advanced security protocols.

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