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High-Performance Computing (HPC) Storage Support (SA III) (Government)

Columbia, Maryland

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Job Description:

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers’ mission.

The scope of this Contract requires specialized expertise in areas such as high-performance computing (HPC), automated processing systems, distributed software design, and secure hosting and networking solutions. The IT infrastructure consists of a mix of Linux, Windows, and UNIX. The environment includes a variety of network devices, server interconnections, mass storage solutions, and essential supporting infrastructure services.  The services provided under this Contract support areas including HPC, infrastructure maintenance for HPC systems, networking, office automation, and the development of specialized software.

AT&T has an opening for aPrincipal High-Performance Computing (HPC) Storage Support Administrator: To support a large client-based IT enterprise installation, configuration and networking of Linux and Windows based platforms. This position requires office presence a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.

Description of Job Duties/Responsibilities: The System Administrators must provide Storage Support - the sustainment of the entire storage environment for two geographically dispersed locations, including support for a heterogeneous environment compromised of multi-vendor high performance storage platforms, mass storage subsystems, fiber channel interconnection fabrics, and supporting software in a complex computing environment. 

Proficient with the following (as specific position requires):

Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. Provides Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. Provides support for the escalation and communication of status to agency management and internal customers. Provides support for the dispatch system and hardware problems and remains involved in the resolution process. Configures and manages Linux, Unix, and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. 

  • Provide support for implementation, troubleshooting and maintenance of IT systems. 
  • Provide Tier 1 (Help Desk) problem identification, diagnosis and resolution of problems. 
  • Manage the daily activities of configuration and operation of IT systems. 
  • Provide assistance to users in accessing and using IT systems. 
  • Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. 
  • Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. 
  • Provide support for the escalation and communication of status to agency management and internal customers. 
  • Optimize system operations and resource utilization, and perform system capacity analysis and planning. 
  • Provide in-depth experience in trouble-shooting IT systems. 
  • Provide detailed analysis and feedback to agency management and internal customers for escalated tickets. 
  • Provide support for the dispatch system and hardware problems and remains involved in the resolution process. 
  • Configure and manage Linux, Unix, and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.  

Required Clearance: TS/SCI with polygraph. (#ts/sci) (#polygraph)

Required Qualifications: B.S. in a technical discipline and 10 years’ experience as a System Administrator in programs and contracts of similar scope, type and complexity or 15 years’ experience in lieu of a degree.  

  • DoD 8570 IAT II level certification required

Ready to join our team? Apply today!

Our High-Performance Computing (HPC) Storage Support (SA III) (Government) earns between $108,000 - $251,700 yearly. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.

Joining our team comes with amazing perks and benefits:

  • Medical/Dental/Vision coverage
  • 401(k) plan
  • Tuition reimbursement program
  • Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays) *Pro-rated when working less than 40 hrs/wk.
  • Paid Parental Leave
  • Paid Caregiver Leave
  • Additional sick leave beyond what state and local law require may be available but is unprotected · Adoption Reimbursement
  • Disability Benefits (short term and long term)
  • Life and Accidental Death Insurance
  • Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
  • Employee Assistance Programs (EAP)
  • Extensive employee wellness programs
  • Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone

Weekly Hours:

40

Time Type:

Regular

Location:

Columbia, Maryland

It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.



Job ID R-96652 Date posted 01/13/2026
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Compensation

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Tuition
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