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Keywords: Tier 2 / Systems Administrator - Active Top Secret required, Location: USA

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Network Administrator

as required. Interface with Tier 2 C2NSOC DI-Network Manager Team Lead to assist with coordination and issue escalation as appropriate... is a top modernization priority for the DAF and will be the backbone of a network-centric approach to battle management...

Company: Leidos
Location: Orlando, FL
Posted Date: 15 Jan 2026
Salary: $116350 - 210325 per year

Network Administrator

requirements. The position is located at Fort Meade, MD and requires U.S citizenship with an active Top Secret/SCI. Primary...'s discretion). Effective written and oral communication and problem-solving skills Active DoD clearance at the Top-Secret/SCI...

Company: Leidos
Location: Odenton, MD
Posted Date: 10 Dec 2025
Salary: $73450 - 132775 per year

Tier 2 / Systems Administrator - Active Top Secret required

Experience: 3 + years of related experience US Citizenship Required: Yes Job Description: Tier 2 System Administrator... Advance how our customers operate while you advance your career. Join GDIT as a Tier 2 System Administrator and you will build...

Company: General Dynamics
Location: USA
Posted Date: 18 Jan 2026
Salary: $93662 - 115000 per year

Principal Linux Administrator (Top Secret Clearance Required)

is onsite in either McKinney, TX or Tucson, AZ. It requires an active Top Secret clearance in order to be considered... operations. Manage backup systems and provide Tier 2 support to the IT Service Desk. Document processes and ensure compliance...

Posted Date: 16 Jan 2026
Salary: $82000 - 164000 per year

NCIS SQL Database Administrator | Active TS clearance

. Our SQL Database Administrator must have: Security Clearance Level: Active Top Secret clearance required; Must be able... Tier 2 help desk with issues elevated to systems administrators Create and update user accounts, perform accounts...

Company: General Dynamics
Location: Quantico, VA
Posted Date: 21 Dec 2025
Salary: $110500 - 149500 per year

CLEARED Tier 2 Network Engineer

Engineer. Must be able to obtain and maintain an active Top Secret clearance. Experience with routing/switching protocols...Zachary Piper Solutions is looking for a CLEARED Tier 2 Network Engineer to join government consulting company...

Posted Date: 17 Jan 2026
Salary: $125000 - 155000 per year

CLEARED Tier 3 Network Engineer

Engineer. Must be able to obtain and maintain an active Top Secret clearance. Experience with routing/switching protocols..., top secret, government clearance, security clearance, ssbi, secret clearance, dod clearance, department of defense, army...

Posted Date: 18 Jan 2026
Salary: $140000 - 180000 per year

Storage Support System Administrator II and III

Differentiation System Administrator II (Mid-Level) Focus: Independent operations, Tier 2 ownership, and advanced troubleshooting... Independently administers enterprise and HPC storage systems Provides Tier 1 and Tier 2 support, including advanced troubleshooting...

Company: TAP Engineering
Location: Utah
Posted Date: 25 Jan 2026

Storage Support System Administrator Level II and III

Differentiation System Administrator II (Mid-Level) Focus: Independent operations, Tier 2 ownership, and advanced troubleshooting... Independently administers enterprise and HPC storage systems Provides Tier 1 and Tier 2 support, including advanced troubleshooting...

Company: TAP Engineering
Location: Fort Meade, MD
Posted Date: 25 Jan 2026

System Administrator

An active U.S. Top Secret Security Clearance Qualified candidates should APPLY NOW for immediate consideration...A client of Innova Solutions is immediately hiring for a System Administrator Position type: Full Time, Contract...

Company: Innova Solutions
Location: El Segundo, CA
Posted Date: 25 Jan 2026
Salary: $55 - 61 per hour

System Administrator Level II and III

: Independent operations, Tier 2 ownership, and advanced troubleshooting Independently administers Linux, Unix, and Windows systems..., and incident response Support client/server, storage, and network devices Provide Tier 1 and Tier 2 support based on experience...

Company: TAP Engineering
Location: Utah
Posted Date: 25 Jan 2026

Desktop Services System Administrator (Level I and II)

with accessing and using IT systems Provide Tier 1 and Tier 2 support based on experience level Escalate issues appropriately... System Administrator II (Mid-Level) Focus: Independent operations, Tier 2 ownership, and advanced troubleshooting...

Company: TAP Engineering
Location: Fort Meade, MD
Posted Date: 25 Jan 2026

Linux Systems Administrator

Requirements: Must be a US Citizen Must have a current active Top Secret/SCI with Polygraph Physical Requirements: The... architectures to develop system requirements Provide Tier 1(Help Desk) and Tier 2/3 (Escalation) problem identification, diagnosis...

Company: ManTech
Location: Laurel, MD
Posted Date: 25 Jan 2026

System Administrator Level II and III

with accessing and using IT systems Provide Tier 1 and Tier 2 support based on experience level Escalate issues appropriately... System Administrator II (Mid-Level) Focus: Independent operations, Tier 2 ownership, and advanced troubleshooting...

Company: TAP Engineering
Location: Fort Meade, MD
Posted Date: 25 Jan 2026

System Administrator Level I-III

refresh initiatives Perform standard maintenance tasks under guidance System Administrator II (Mid-Level) Provide Tier 2... 1, Tier 2, and Tier 3 support based on experience level Escalate issues appropriately and communicate status...

Company: TAP Engineering
Location: Fort Meade, MD
Posted Date: 25 Jan 2026

Senior Systems Administrator

Tier 2/3 technical support, diagnosing and resolving system/network issues efficiently. Performance Optimization: Monitor... scripting and automation. CompTIA Security +, equivalent or higher Active DOD Secret (SSBI) clearance Preferred...

Company: NTT Data
Location: Newport News, VA
Posted Date: 17 Jan 2026

Senior Systems Administrator

Tier 2/3 technical support, diagnosing and resolving system/network issues efficiently. Performance Optimization: Monitor... scripting and automation. CompTIA Security +, equivalent or higher Active DOD Secret (SSBI) clearance Preferred...

Company: NTT Data
Location: Newport News, VA
Posted Date: 16 Jan 2026

Systems Administrator (NETAPP)

environments. Qualifications: Active Top Secret clearance required. Bachelor's degree in an IT-related discipline (e.g...Overview: DecisionPoint Corporation is seeking a Systems Administrator (NETAPP) for the Norfolk Naval Shipyard IT...

Posted Date: 11 Jan 2026

System Administrator, Staff

Clearance Requirement: An active Top Secret SCI security clearance is required for this position.​ This position is part.... Required Skills: Provides Tier 1 (Service Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems...

Company: Parsons
Location: Chantilly, VA
Posted Date: 08 Jan 2026
Salary: $86700 - 151700 per year

Desktop Systems Administrator

. Our work depends on Desktop Systems Administrator joining our team to provide face-to-face and remote Tier 1 and 2 incident...Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able...

Posted Date: 13 Dec 2025
Salary: $63750 - 86250 per year