Lead Senior Systems Administrator (Unix/Linux) (Government) jobs in United States
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AT&T · 2 months ago

Lead Senior Systems Administrator (Unix/Linux) (Government)

positionNewburg, MD
timeFull-time
remoteOnsite
senioritySenior Level, Lead/Staff
money$110K/yr - $185K/yr
date6+ years exp

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. The Lead Senior Systems Administrator (Unix/Linux) will provide advanced technical support to the US Navy, ensuring system availability, security compliance, and operational effectiveness.

CollaborationCommunications InfrastructureMobileService IndustryTelecommunicationsWireless
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Install, configure, monitor, and maintain Unix/Linux servers
Apply security patches, updates, and system hardening in compliance with DoD guidelines
Manage backups, restores, and disaster recovery
Troubleshoot performance and operational issues
Support virtualization, cloud integration, and hybrid deployments

Qualification

Unix/Linux administrationBackup/recovery managementSystem security complianceTCP/IP familiarityIAT Level III certificationTroubleshooting skillsSoftware managementHardware/software installationPerformance tuningVulnerability managementVirtualization supportCloud integrationHybrid deployments

Required

6 years of professional experience in Unix/Linux system administration
Expertise in backup/recovery, software management, system security, hardware/software installation, troubleshooting, and tuning
Familiarity with TCP/IP and major security tools (e.g., firewalls) plus vulnerability management
Required Certification: IAT Level III
TS/SCI (#tssci)

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)
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

Company

AT&T

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AT&T is a telecommunications company that provides wireless communications, internet and digital television services.
dateFounded in 1983
location
Dallas, Texas, USA
people-size10001+ employees
web-link
https://www.att.com/

Funding

Current Stage
Public Company
Total Funding
$5.04B
Key Investors
National Telecommunications and Information Administration
2025-09-19Post Ipo Debt· $5B
2024-02-12Grant· $42.3M
2023-01-19Grant· $2.2M

Leadership Team

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Jeremy Legg
CTO
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Pascal Desroches
Senior Executive Vice President and Chief Financial Officer
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