Fresh Listing

Posted: February 4, 2026 (0 days ago)

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IT CYBERSECURITY SPECIALIST (INFOSEC/SYSADMIN)

Defense Information Systems Agency

Department of Defense

Fresh

Location

Salary

$109,246 - $142,022

per year

Closes

February 11, 2026

SES Pay Grade

Base salary range: $147,649 - $221,900

Typical requirements: Executive-level leadership experience. Senior executive qualifications required.

Note: Actual salary includes locality pay (15-40%+ depending on location).

Job Description

Summary

This job involves working as a senior IT specialist focused on cybersecurity and system administration, troubleshooting complex issues in large-scale Windows and Linux environments to keep military networks running smoothly and securely.

You'll handle everything from fixing operational problems to installing software updates and creating reports for higher-ups in the Defense Department.

It's a great fit for experienced IT pros with strong problem-solving skills who thrive in high-stakes, mission-critical settings like supporting US Cyber Command.

Key Requirements

  • At least one year of senior-level experience as a System Administrator in enterprise Linux/Windows client/server environments
  • Demonstrated attention to detail in reviewing IT work for accuracy and consistency
  • Proven customer service skills in assessing IT needs and tailoring solutions
  • Strong oral communication abilities, including briefing management on technical topics for non-technical audiences
  • Advanced problem-solving skills to identify and resolve complex IT issues using multiple information sources
  • Experience developing and implementing diagnostic and maintenance tools for systems
  • Ability to install, configure, and manage COTS software, hardware updates, and enhancements

Full Job Description

This position is being recruited under 10 USC 1599f into the Cyber Excepted Service and does NOT convey eligibility to be converted to the Competitive Service.

It has been identified as a position necessary to carry out and support the mission of the US Cyber Command.

It is in the Professional Work Category at the Senior Work Level within the CES Occupational Structure. It is located in the DISA-J6/C4 ENTERPRISE DIRECTORATE.

Applicants must have IT-related experience demonstrating the following competencies appropriate to, or above, the level of this position.

For vacancies below the full-performance level of the position, the basic requirement will be evaluated on a developmental basis.

Your resume and work experience should clearly support your ability to meet these competencies and will be evaluated as part of the entire application process.

Basic Requirements: Attention to Detail- experience reviewing my own information technology-related work or data and have been asked by others to review their work or data to ensure accuracy, completeness, and consistency with standards.

Customer Service - experience maintaining relationships with customers, assessing current information technology needs of customers, and developing or identifying information technology products and services that are tailored to meet customer needs.

Oral Communication -briefing mid-level management and IT staff on the status of information technology systems, projects, or daily operations, including the communication of technical information to a non-technical audience.

Problem Solving - identifying alternatives to address complex information technology-related issues by gathering and applying information from a variety of sources that provide a number of potential solutions Qualifying Experience: In addition to meeting the basic requirement, applicants must possess qualifying experience.

To qualify at the GG-13, your resume must describe at least one year of experience that demonstrates the competencies necessary for immediate success in the position.

Experience refers to any paid or unpaid experience, including volunteer work and Military service, that would be considered equivalent to work normally performed at the next lower grade level in the federal service.

For this position, qualifying experience is defined as: Experience as a senior-level System Administrator in enterprise-level troubleshooting within a Linux/Windows Client/Server domain environment.

Candidates must describe how they meet the qualifying experience and/or selective placement factor(s) within the body of their resume.

All qualifications must be met within 30 days after the closing date of this announcement. Major Duties:

  • Resolves complex operational problems and ensures highly reliable, available, and responsive Windows or desktop processing environments.
  • Serves as a senior-level System Administrator on a Linux and Windows Client/Server enterprise domain.
  • Develops and implements systems diagnostic and maintenance tools, report on Orders, Mission Essential Tasks (MET) reports, Requests for Information (RFI), EXSUMs, AARs, and other directives from higher headquarters.
  • Evaluates and recommends selection of new systems diagnostic tools including triage to determine ecosystem incidents and ASIs. Manages the installation of software and hardware systems fixes, updates, and enhancements.
  • Installs and configures commercial off-the-shelf (COTS) applications and software/hardware enhancement products. Works closely with customer officials to ensure seamless and optimal implementation.

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Posted on USAJOBS: 2/4/2026 | Added to FreshGovJobs: 2/4/2026

Source: USAJOBS | ID: CES-DISA-12870797-26AJ