Principal High Performance Computing (HPC) (SA III) (Government) at AT&T

Columbia, Maryland, United States

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Not SpecifiedCompensation

Senior (5 to 8 years), Expert & Leadership (9+ years)Experience Level

Full TimeJob Type

UnknownVisa

GovernmentIndustries

Requirements

Expertise in high-performance computing (HPC), automated processing systems, distributed software design, secure hosting, and networking solutions
Experience with IT infrastructure including Linux, Windows, UNIX, network devices, server interconnections, mass storage, and supporting services
Proficiency overseeing servers running Red Hat, CentOS, SolarisX64, SuSe, Virtual Appliances, with direct attached and FC SAN storage
Experience troubleshooting PXE and DHCP boot process
Microsoft Exchange policy management, mailbox management, enterprise-level multi-site design, and architecture
Tier 3 support for infrastructure services: DNS, NIS, Active Directory, Centrify, Zenoss, SiteScope, HP Openview, HP Oneview, HPSA, HPSE, SPLUNK, Sendmail, Exchange, NetQoS, Infoblox, Nagios, HP Cluster Management
Installation, configuration, tuning, and troubleshooting multi-vendor servers with COTS, open source, and in-house applications
Experience with large SPU, memory SMP systems, and clusters with many cores
Enterprise client-server configurations (Group Policy, Centrify, DNS, LDAP)
Linux scripting (Bash, Perl, etc.) and Logical Volume Management (LVM)
Distributed filesystems and multi-vendor filesystems (XFS, GPFS, CXFS, EXT4, CIFS, NFS)
Clustered blade systems and interconnects (iSCSI, SAS, FC, TCP/IP)
Advanced Red Hat/CentOS and Microsoft Windows OS (including Group Policy)
Enterprise Active Directory/Centrify zone management (creation, update, RBAC)
Thin client solutions (Virtual bridges, Centrify, VPN, NoMachine NX Virtual Desktop)
Enterprise virtualization: VMWare, vSphere, vCenter, vRealize Automation, vSAN, vSwitch, Distributed Switch, Console management
OpenShift, Docker, Kubernetes
Distributed computing tools: ReS, LSF, SLURM
HPC farm systems, HPC MPP clustered systems, front-end servers, special purpose devices (SPDs), IBM/HP blade servers with FC/SAS/Network backends
Office presence 5 days per week in Ft. Meade, MD 20755 (no relocation)

Responsibilities

Oversee servers running Red Hat, CentOS, SolarisX64, SuSe, Virtual Appliances, with direct attached and FC SAN storage
Troubleshoot PXE and DHCP boot process
Perform Microsoft Exchange policy management, mailbox management, enterprise-level multi-site design, and architecture
Support Tier 3 infrastructure services: DNS, NIS, Active Directory, Centrify, Zenoss, SiteScope, HP Openview, HP Oneview, HPSA, HPSE, SPLUNK, Sendmail, Exchange, NetQoS, Infoblox, Nagios, HP Cluster Management
Install, configure, tune, and troubleshoot multi-vendor servers running COTS, open source, and in-house applications
Installation, configuration, tuning, troubleshooting, and administration of multi-vendor servers for HPC Division IT support, including Red Hat/SuSe with direct attached, FC SAN storage, or SSDs
Manage HPC farm systems, HPC MPP clustered systems, front-end servers of special purpose devices (SPDs), IBM/HP blade servers
Support installation, configuration, and networking of Linux and Windows-based platforms in a large client-based IT enterprise

Skills

Key technologies and capabilities for this role

HPCRed HatCentOSSolarisSUSEFC SANPXEDHCPMicrosoft ExchangeActive DirectoryDNSSPLUNKNagiosHP OpenViewHP OneView

Questions & Answers

Common questions about this position

Is this position remote or does it require office presence?

This position requires office presence a minimum of 5 days per week and is located in Ft. Meade, MD 20755. No relocation is offered.

What are the key skills required for this Principal HPC Systems Administrator role?

Key skills include expertise in Linux platforms like Red Hat, CentOS, SolarisX64, and SuSe; experience with large SMP systems, clusters, distributed filesystems (XFS, GPFS, NFS), and storage solutions (FC SAN, LVM); Linux scripting (Bash, Perl); and proficiency in Microsoft Windows, Active Directory, Group Policy, and Exchange management.

What is the salary or compensation for this position?

This information is not specified in the job description.

What is the company culture like at AT&T Global Public Sector?

AT&T Global Public Sector focuses on recruiting, developing, and empowering a diverse, high-performing workforce passionate about their work, committed to shared values, and dedicated to customers' missions.

What experience makes a candidate stand out for this role?

Candidates with Tier 3 support experience in infrastructure services like DNS, Active Directory, Centrify, SPLUNK, Exchange, and configuration management tools, plus hands-on expertise in HPC systems, multi-vendor servers, clustered blade systems, and troubleshooting PXE/DHCP processes, will stand out.

AT&T

Telecommunications services including wireless and broadband

About AT&T

AT&T provides telecommunications services, including wireless communications, broadband internet, and digital television, primarily in the United States. Its 5G network offers faster data speeds and more reliable connections, although availability can vary. The company caters to both individual consumers and businesses, offering various subscription plans that include options for unlimited data and bundled services that combine internet, TV, and phone. AT&T generates revenue mainly through subscription fees, device sales, and its streaming service, DIRECTV STREAM, which adds to its diverse offerings. In a competitive market, AT&T distinguishes itself with its extensive service range and strong brand presence.

Dallas, TexasHeadquarters

1876Year Founded

$43.3MTotal Funding

IPOCompany Stage

Consumer Software, EntertainmentIndustries

10,001+Employees

Benefits

Health Insurance

Dental Insurance

Vision Insurance

401(k) Retirement Plan

401(k) Company Match

Paid Vacation

Paid Sick Leave

Paid Holidays

Paid Parental Leave

Adoption Assistance

Disability Insurance

Life Insurance

Employee Assistance Programs

Wellness Program

Employee Discounts

Risks

The customer service guarantee may increase financial liabilities due to compensation for outages.

A recent data breach could damage AT&T's reputation and lead to customer churn.

Resistance to replacing landlines may impact customer retention and satisfaction.

Differentiation

AT&T offers a unique customer service guarantee, setting it apart from competitors.

The company is expanding its fiber network, enhancing broadband offerings in underserved areas.

AT&T's 'Phone-Advanced' device aligns with the trend of replacing traditional landlines.

Upsides

AT&T's fiber network expansion could provide a competitive edge in broadband services.

The new customer service guarantee may attract customers from competitors lacking similar assurances.

Collaboration with The Arc enhances AT&T's brand image through corporate social responsibility.

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