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IT CYBERSECURITY SPECIALIST (OS/INFOSEC)

Department of Defense
Defense Information Systems Agency
DISA - Hosting and Compute Center/Mainframe LOB (HC3121)
This job announcement has closed

Summary

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 Full Performance Work Level within the CES Occupational Structure. It is located in the DISA Hosting and Compute Center/Mainframe LOB.

Overview

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Reviewing applications
Open & closing dates
11/21/2025 to 11/28/2025
Salary
$90,416 to - $117,545 per year
Pay scale & grade
GG 12
Location
1 vacancy in the following location:
Mechanicsburg, PA
1 vacancy
Remote job
No
Telework eligible
Yes—as determined by the agency policy.
Travel Required
Occasional travel - You may be expected to travel for this position.
Relocation expenses reimbursed
No
Appointment type
Permanent
Work schedule
Full-time
Service
Excepted
Promotion potential
12
Supervisory status
No
Security clearance
Secret
Drug test
Yes
Position sensitivity and risk
Critical-Sensitive (CS)/High Risk
Trust determination process
Financial disclosure
No
Bargaining unit status
No
Announcement number
CES-DISA-12837385-25TH
Control number
850593200

Videos

Duties

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  • Serve as a Subject Matter Expert (SME) for IBM Mainframe Security Access Control Programs (ACPs) ACF2, RACF, and TSS.
  • IBM Mainframe Security Access Control Management: Manage user rights, resource permissions, group memberships, and processing privileged user access requests.
  • Security Assessments and Audits: Conduct regular security assessments and audits, including STIG adherence checks, to identify vulnerabilities and ensure compliance with security standards while coordinating with audit teams.
  • Security Assessments and Audits: Respond to Audit Readiness Requests (ARRs), provide required documentation and checklists, and support both internal and external audits.
  • User Access and Certificate Management for IBM Mainframes: Administer RSA tokens, manage internal certificates, and identify and report user access issues or violations.

Requirements

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Conditions of employment

  • Must be a U.S. Citizen.
  • Males born after 12-31-59 must be registered or exempt from Selective Service.
  • This national security position, which may require access to classified information, requires a favorable suitability review and security clearance as a condition of employment. Failure to maintain security eligibility may result in termination.
  • In accordance with the DoD 8140 policy series, the position is subject to completing Foundational Qualifications in 9 months and completing Residential Qualification requirements overall in 12 months.
  • This position may require the incumbent to work an alternative or shift work schedule.
  • This position requires the incumbent to travel away from their normal duty station to other locations within the continental United States (CONUS) up to 5 percent of the time.

Qualifications

In order to qualify for this position, you must meet the requirements described below.

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 based on your experience, 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 planning and analyzing a mainframe operating system environment (such as IBM z/OS); Installing, configuring, and testing a mainframe operating system; and Managing a mainframe operating system to support IT architecture and business requirements.

Volunteer Experience: Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual, community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates to paid employment. You will receive credit for all qualifying experience, including volunteer experience.?

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.

Education

There is no substitution of education for the qualifying experienceat the GG-12 grade level

Additional information

  • This position is in the Excepted Service and does NOT convey eligibility to be converted to the Competitive Service. It is being recruited under 10 U.S.C. 1599f into the Cyber Excepted Service (CES) personnel system.
  • If you are a current Federal Career/Career-Conditional employee, you will be placed on an Excepted appointment.
  • This appointment does not confer eligibility to be non-competitively converted to an appointment in the competitive service.
  • A three-year trial period may be required if you have not previously completed a trial or probationary period in the excepted or competitive service.
  • Accepting this position, you may be required to serve a 3-year probationary period during which we will evaluate your fitness and whether your continued employment advances the public interest.
  • Telework availability will be based upon the mission requirements and supervisory determination
  • Individuals tentatively selected for drug testing designated positions at the Defense Information Systems Agency will be required to submit to urinalysis for illegal drugs prior to appointment or placement.
  • We may use this announcement to fill additional vacancies within 90 days of the closing date.
  • This position is covered under DoD Manual 8140 which will be subject to future Cyber Workforce requirements as defined by the Manual.
  • Contracting Foundational/Professional: Selectee must have their Contracting Professional Certification (or be eligible for certification within 36 months of appointment) in the DAWIA Contracting Functional Area. Acquisition workforce employees must achieve 80 hours of Continuous Learning Points (CLPs) every two years, in accordance with DoDI 5000.66. Obtaining certification within the allotted grace period and maintaining CLPs before and after achieving certification are conditions of employment. If certification is not received within 36 months of appointment as defined by DAWIA, and training not completed within the established guidelines, the incumbent might be removed from this position. Additional information may be found at: https://www.dau.edu/back-to-basics.
  • For more information on the Cyber Excepted Service Personnel System, click here.
  • For more information on veterans' preference, click here.
  • For more information regarding qualifications requirements, click here.
  • All applicants are encouraged to apply electronically. If you are unable to apply on-line, you may contact 317-212-0454 for assistance.
  • If selected, the authorized rate of pay may exceed the stated maximum salary rate range under certain circumstances.

Candidates should be committed to improving the efficiency of the Federal government, passionate about the ideals of our American republic, and committed to upholding the rule of law and the United States Constitution.

How you will be evaluated

You will be evaluated for this job based on how well you meet the qualifications above.

Once the application process is complete, a review of your resume and supporting documentation will be made and compared against your responses to the applicant questionnaire to determine if you are qualified for this job. If, after reviewing your resume and or supporting documentation, a determination is made that you have inflated your qualifications and or experience, you may lose consideration for this position. Please follow all instructions carefully. Errors or omissions may affect your rating.

Competencies:

  • Technical Competence
  • Operations Support
  • Systems Acquisition
  • Analysis
  • Communication

Criminal History Inquiries- If you apply to this position and are selected, we will not ask about your criminal history before you receive a conditional job offer. If you believe you were asked about your criminal history improperly, contact the agency @ dfas.indianapolis-in.zh.mbx.ssc-cc@mail.mil

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