Senior Linux Systems Administrator - 10k Sign on Bonus
Company: Leidos
Location: Aurora
Posted on: April 1, 2026
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Job Description:
Leidos has a new and exciting opportunity for a Senior Linux
Systems Administrator in our Intelligence Sector, Cyber & Analytics
Business Area (CABA) . Our talented team is at the forefront in
Security Engineering, Computer Network Operations (CNO), Mission
Software, Analytical Methods and Modeling, Signals Intelligence
(SIGINT), and Cryptographic Key Management. At Leidos , we offer
competitive benefits , including Paid Time Off, 11 paid Holidays,
401K with a 6% company match and immediate vesting, Flexible
Schedules, Discounted Stock Purchase Plans, Technical Upskilling,
Education and Training Support, Parental Paid Leave, and much more.
Join us and make a difference in National Security! Join our team
as a Linux Systems Administrator , where you'll provide crucial
support for the implementation, troubleshooting, and maintenance of
Information Technology (IT) systems. You'll manage IT system
infrastructure and processes, ensuring the smooth operation of
client/server/storage/network devices, mobile devices, and more.
Your role will involve configuring and managing UNIX and Windows
operating systems, troubleshooting, maintaining network integrity,
and enhancing system performance. Additionally, you'll support
dispatch systems and hardware issues, remaining actively involved
in the resolution process. This position is eligible for a 10k sign
on bonus! Primary Responsibilities: Maintain STE/STN Compliance :
Ensure systems meet security and compliance standards. Account and
Access Management: Manage accounts, network rights, and access to
systems and equipment, implementing security procedures and tools.
System Configuration and Management: Configure and manage UNIX and
Windows operating systems, install/load software, troubleshoot,
maintain network integrity, and implement system enhancements. IT
Support and Troubleshooting: Provide day-to-day IT support,
monitoring, and problem resolution for
client/server/storage/network devices and mobile devices. User
Assistance: Assist users in accessing and using IT systems,
providing support for escalated tickets and detailed analysis.
System Optimization and Capacity Planning : Optimize system
operations and resource utilization, perform system capacity
analysis and planning. Dispatch System and Hardware Support :
Support dispatch systems and hardware issues, configure and install
system hardware/software, and maintain server and domain security
requirements. Basic Qualifications: Experience : Ten or more (10)
years of experience as a System Administrator (SA) supporting
programs and contracts of similar scope, type, and complexity.
Education : Bachelor’s degree in a technical discipline from an
accredited college or university. Five (5) years of additional SA
experience may be substituted for a bachelor’s degree bringing the
required experience to 15 years. Technical Skills : Experience with
LINUX, Windows and Virtualization Security Clearance : Must have an
active Top Secret/SCI with Polygraph cssrc conmd If you're looking
for comfort, keep scrolling. At Leidos, we outthink, outbuild, and
outpace the status quo — because the mission demands it. We're not
hiring followers. We're recruiting the ones who disrupt, provoke,
and refuse to fail. Step 10 is ancient history. We're already at
step 30 — and moving faster than anyone else dares. Original
Posting: January 5, 2026 For U.S. Positions: While subject to
change based on business needs, Leidos reasonably anticipates that
this job requisition will remain open for at least 3 days with an
anticipated close date of no earlier than 3 days after the original
posting date as listed above. Pay Range: Pay Range $116,350.00 -
$210,325.00 The Leidos pay range for this job level is a general
guideline only and not a guarantee of compensation or salary.
Additional factors considered in extending an offer include (but
are not limited to) responsibilities of the job, education,
experience, knowledge, skills, and abilities, as well as internal
equity, alignment with market data, applicable bargaining agreement
(if any), or other law.
Keywords: Leidos, Longmont , Senior Linux Systems Administrator - 10k Sign on Bonus, IT / Software / Systems , Aurora, Colorado
