Find your dream job now!

Click on Location links to filter by Job Title & Location.
Click on Company links to filter by Company & Location.
For exact match, enclose search terms in "double quotes".

Keywords: Systems Administrator (Level 2 or 3), Location: USA

Page: 1

Network/System Administrator

Directive 8570.01-M for Information Assurance Technician Level 2 such as CompTIA Security + CE, within 6 months of the...MANTECH seeks a motivated, career and customer-oriented Network System Administrator III to join our team...

Company: ManTech
Location: Los Angeles, CA
Posted Date: 17 Dec 2025

Network Administrator

, logistics optimization, security operations, and decision intelligence. We're the minds behind the mission-critical systems...., Computer Science, Information Systems, Business) & 4+ years of experience in cloud network infrastructure roles. Hands...

Company: Leidos
Location: Alexandria, VA
Posted Date: 02 Jan 2026
Salary: $87100 - 157450 per year

Senior Linux Systems Administrator

System Administrator / DISA-US1390 DCWF Windows Systems Administrator). 3+ years deploying Unix in secured environments...Description The Leidos Digital Modernization Sector is seeking a Senior Linux Systems Administrator in support of the...

Company: Leidos
Location: Camp Springs, MD
Posted Date: 22 Dec 2025
Salary: $116350 - 210325 per year

Senior Linux Systems Administrator

System Administrator / DISA-US1390 DCWF Windows Systems Administrator). 3+ years deploying Unix in secured environments...Description The Leidos Digital Modernization Sector is seeking a Senior Linux Systems Administrator in support of the...

Company: Leidos
Location: Arlington, VA
Posted Date: 22 Dec 2025
Salary: $116350 - 210325 per year

System Administrator

a System Administrator to support various classified environments. The successful candidate will be responsible for maintaining..., securing, and supporting complex classified information systems, as well as ensuring compliance with security protocols...

Company: Leidos
Posted Date: 23 Dec 2025
Salary: $87100 - 157450 per year

Systems Administrator

to customers in the national security, engineering, and health industries. We are seeking a Secret cleared Systems Administrator.... We are looking for an experienced Systems Administrator with expertise in VMware virtualization and Linux systems to join our system administrator team...

Company: Leidos
Location: Lawton, OK
Posted Date: 12 Dec 2025
Salary: $50700 - 91650 per year

Systems Administrator Level 2/3 (Top Secret)

determine and develop approach to solutions. This position could be hired at a level 2 or a level 3. Basic Qualifications... Aeronautical Systems is seeking a well-qualified Systems Administrator to join its dynamic team of technical professionals for the...

Company: Northrop Grumman
Location: Oak Harbor, WA
Posted Date: 17 Dec 2025
Salary: $73900 - 133000 per year

Systems Administrator (Level 2 or 3)

(Level 2 or 3) supporting the Integrated National Systems (INS) Business Unit (BU). This position is located in Aurora... are not only part of history, they're making history. Northrop Grumman Space Systems (NGSP) seeks to fill a Systems Administrator...

Company: Northrop Grumman
Location: USA
Posted Date: 06 Nov 2025
Salary: $89400 - 134200 per year

Network Administrator Autonomic Logistics Information System (Level 3)

: Expertise with the OSI model with experience in Layer 1, Layer 2, and 3 Networking Previous experience as a Network Admin... administration skills, to include: o Ability to provide high-level network, systems administration and technology management...

Company: Lockheed Martin
Location: Fort Worth, TX
Posted Date: 12 Dec 2025
Salary: $98300 - 170315 per year

System Administrator Skill Level 3

and performance. The Level 3 System Administrator (SA) shall possess the following capabilities: Provide support... in accessing and using IT systems Provide Tier 1(Help Desk) and Tier 2(Escalation) problem identification, diagnosis...

Company: Onyx Point
Location: Hanover, MD
Posted Date: 11 Dec 2025

Network Administrator Autonomic Logistics Information System (Level 3)

of a Level-3 Multifunction Information Systems Analyst (Network), in addition to the basic requirements above, the... / System Administration experience - Network administrator experience with experience in Layer 2 and 3 Networking...

Company: Lockheed Martin
Location: Fort Worth, TX
Posted Date: 27 Nov 2025
Salary: $98300 - 170315 per year

Multifunctional System Administrator (Level 3) / Iwakuni, Japan

in Iwakuni, Japan. We are seeking an experienced Systems Administrator who has some knowledge of Network and Database..., Systems, Security OR Network Administrator Hands on experience as a Systems, Database, Network, or Security Administrator...

Company: Lockheed Martin
Location: Greenville, SC
Posted Date: 11 Dec 2025
Salary: $98300 - 170315 per year

System Administrator, Level 3

in accessing and using IT systems Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis...Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT...

Posted Date: 03 Dec 2025

System Administrator Level 2

Florida, and we’re looking for a Level 2 System Administrator who’s eager to build hands-on experience with networking, cloud..., and troubleshoot hardware and software, including operating systems, office applications, and networking devices (desktops, servers...

Posted Date: 11 Dec 2025

Systems Administrator Level 2

. Northrop Grumman is seeking a Systems Administrator Level 2 to join our team at our facility in Aurora, Colorado...) and Windows Perform administration on VMware technologies (or related) Must have a DOD 8570 IAT Level 2 baseline certification...

Company: Northrop Grumman
Location: USA
Posted Date: 18 Oct 2025
Salary: $81300 - 121900 per year

System Administrator Level 2 (FORECASTED)

) and Tier 2 (Escalation) problem identification, diagnosis, and resolution of problems Provide support to IT systems including... and maintenance of Information Technology (IT) systems. Manage IT system infrastructure and any processes related to these systems...

Posted Date: 17 Dec 2025

Network Administrator Autonomic Logistics Information System (Level 1)

- Demonstrated ALIS Network / System Administration experience - Network administrator experience with experience in Layer 2 and 3... systems -Networking experience. -Possess and retain DoD IAT Level II certification (e.g. Security+, CySA+, CND, or CCNA...

Company: Lockheed Martin
Location: Fort Worth, TX
Posted Date: 13 Dec 2025
Salary: $66200 - 114655 per year

System Administrator-Linux Mid and Senior Levels - 10-15 Yrs Exp Linux

Level 2 - 10 yrs of experience + BS degree or additional 5 yrs of experience 185K-196K Level 3 - 15 yrs of experience..., or both.) Job Description System Administrator ‐ Linux Must have experience installing, updating, and upgrading Linux Operating Systems ﴾OS...

Company: Prodigy One
Posted Date: 20 Nov 2025

Charles River Systems Administrator / Level 1 Support Consultant

) to the client site in Midtown NYC. *** We need: Charles River Systems Administrator / Level 1 Support Consultant... Must Have's on a resume and for submittal: 1. How many years working with: Charles River Systems Administrator 2. How many years working...

Company: InterSources
Location: New York City, NY
Posted Date: 06 Nov 2025

Cyber Systems Engineer (Level 2 OR 3)

and accreditation processes effectively. This role is based in Colorado Springs, CO and can be filled at Level 2 or 3. Primary... customers. Basic Qualifications Cyber Systems Engineer (Level 2): Bachelor of Science degree in a STEM (Science, Technology...

Posted Date: 10 Dec 2025
Salary: $91800 - 137600 per year