Associate Systems Administrator (DNS)

Job Locations US-AZ-Fort Huachuca
Job Post Information* : Posted Date 11 months ago(3/15/2022 11:47 AM)
Location : Location
US-AZ-Fort Huachuca
Potential for Remote
Clearance Requirement
Secret with T5
Job Requires Relocation
Job Requires Relocation


SOS International, LLC (SOSi) is currently seeking an Associate Systems Administrator (DNS) in Fort Huachuca, AZ. The Associate DNS Systems Administrator reports to the DNS Team Lead.


  • Maintain responsibility for activities related to system administration.
  • Install, conduct maintenance, perform configuration changes, and protect the integrity of computer software.
  • Implement operating system enhancements that improve reliability and performance of systems.
  • Support patching and system hardening through STIG application.
  • Develop, update, and provide evidence for POAM maintenance and resolutions for all team-controlled assets identified with an open security vulnerability requiring mitigation.
  • Transfer files, troubleshoot operational issues within a multi-discipline team, and assign and retrieve network IP space and autonomous system numbers.
  • Maintain production change control schedule and participate in change control.
  • Provide technical guidance and support to sites, including posts, camps, and stations, and tactical domain managers utilizing Army EP-DNS services.
  • Operate and maintain EP-DNS by troubleshooting and correcting as directed via tickets, Operation Order (OPORD) or Task Order (TASKORD); perform account management; enforce network ACLs, update / maintain IP filter list; maintain databases and domain blocks; and modify data files daily, including bad zones blocks.
  • Register and update network assignments with the DoD Network Information Center (NIC) and the American Registry for Internet Numbers (ARIN) to ensure registrations are current.
  • Provide timely notification to the Government for any critical or high incidents.
  • Provide on-call support after business hours and during weekends when required.
  • Follow ITIL best practices to manage tickets and processes.
  • Develop and/or maintain SOPs, TTPs, and SmartBooks associated with current knowledge of relevant technologies as assigned.
  • Participate in special projects as required.


  • Active in scope SECRET clearance with T5 investigation or the ability to obtain Interim SECRET T5 eligibility.
  • HS +2 yrs similar technical experience or AA/AS or BS/BA.
  • An IAT II certification (CCNA-Security, CND, CySA+, GICSP, GSEC, Security+ CE, or SSCP) is required.
  • Ability to perform on-call and after duty hours as needed
  • An ability to communicate effectively both orally and in a written form with users and office staff
  • Work independently and within a team structure
  • An ability to set priorities and organize work to meet deadlines

Preferred Qualifications

  • ITIL Foundation Certification
  • Fluency in a foreign language is desirable, but not required.

Working Conditions

  • Working conditions are normal for an office environment.
  • Fast paced, deadline-oriented environment.
  • May require periods of non-traditional working hours including consecutive nights or weekends (if applicable).

SOSi is an equal employment opportunity employer and affirmative action employer. All interested individuals will receive consideration and will not be discriminated against on the basis of race, color, religion, sex, national origin, disability, age, sexual orientation, gender identity, genetic information, or protected veteran status. SOSi takes affirmative action in support of its policy to advance diversity and inclusion of individuals who are minorities, women, protected veterans, and individuals with disabilities.


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