Voice System Administrator – Government

AT&T

Voice System Administrator at AT&T supporting government mission-critical communications and complex voice and network systems. Troubleshooting hardware and architecture issues while ensuring systems meet operational requirements.

Posted 5/5/2026full-timeColumbia • Maryland • 🇺🇸 United StatesMid-LevelSenior💰 $72,000 - $101,600 per yearWebsite

Tech Stack

Tools & technologies

Unity

About the role

Key responsibilities & impact

Provide preventative and remedial hardware maintenance to ensure system reliability and availability.
Deploy, install, and implement hardware solutions in operational environments.
Analyze documented and derived system requirements to prepare hardware specifications.
Conduct site surveys to assess technical readiness and infrastructure needs.
Develop engineering plans and site Technical Design Packages (TDPs).
Configure and document computers, networking devices, servers, storage systems, and peripheral equipment.
Prepare site installation documentation, test plans, and test reports.
Identify system issues, validate root causes, and ensure solutions fully satisfy user and mission requirements.
Prepare reports and recommendations related to existing and emerging hardware technologies.

Requirements

What you’ll need

A minimum of five (5) years of experience as a Systems Administrator supporting programs and contracts of similar scope, type, and complexity is required.
A Bachelor’s degree in Computer Science, Information Assurance, Information Systems Security Engineering, or a related discipline from an accredited college or university is required.
Five (5) additional years of Systems Administration experience may be substituted in lieu of a Bachelor’s degree.
DoD 8570 IAT Level II certification is required.
Demonstrated experience supporting Cisco Unified Communications environments, including CUCM, CMS, UCCX, and Unity.
Strong understanding of networking fundamentals; experience with E911 systems and voice teleconferencing technologies is highly desirable.
Strong analytical, decision‑making, and conflict‑resolution skills are required to support complex, mission‑critical environments.

Benefits

Comp & perks

Medical/Dental/Vision coverage
401(k) plan
Tuition reimbursement program
Paid Time Off and Holidays (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

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

hardware maintenancehardware solutions deploymentsystem requirements analysisengineering plans developmentTechnical Design Packages (TDPs)computer configurationnetworking devices configurationserver configurationstorage systems configurationperipheral equipment configuration

Soft Skills

analytical skillsdecision-making skillsconflict-resolution skills

Certifications

DoD 8570 IAT Level II