Land Mobile Radio System Administrator

AT&T

Confirmed live today High trust

Quick summary

Work type
On-site
Location
Columbia, MD
Salary
$72,000–$129,400 / yr
Posted
1 day ago
Freshness
Confirmed live today
Closes
Sep 25, 2027

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $171k
This role $101k
$55k most similar roles pay here $226k

This role pays less than 92% of similar roles. Most pay $132,000–$209,625 — the shaded band above. At the midpoint, this role pays about $101k versus about $171k for comparable roles.

Based on 240 similar postings.

Employer

About AT&T

AT&T is a US-based telecommunications company providing wireless, broadband, and fiber internet service along with phone and connectivity products for consumers and businesses.

AT&T currently has 82 open roles on FindRole.

Listed pay typically runs $131,350–$230,900 across 68 roles with salary data.

Most-posted roles

View all roles at AT&T

At a glance

TL;DR · Land Mobile Radio System Administrator

The Land Mobile Radio (LMR) System Administrator (SA1.5) (Government) joins the RIS I team to support critical Land Mobile Radio communications infrastructure. This role focuses on the operation, monitoring, security, and continuous improvement of the LMR environment. The administrator is responsible for maintaining system visibility through logging, reviewing scan outputs, identifying anomalies, and ensuring security compliance. Day-to-day tasks include analyzing vulnerability scans, managing log data across repositories, performing deep-dive health checks, and coordinating with vendors for patching and maintenance windows. Key skills required include technical troubleshooting, risk documentation, and collaboration with internal tools and security teams to improve operational efficiency. The role requires expertise in system logging, vulnerability scanning, and security monitoring concepts to maintain secure configurations and ensure the availability of mission-critical communication systems within a government-focused infrastructure context.

What you'll do

  • Collect, review, and maintain system logging data for monitoring, audit readiness, and security compliance.
  • Analyze vulnerability scans and system reports to identify issues requiring investigation or remediation.
  • Monitor systems for anomalies, configuration drift, and indicators of security concerns.
  • Perform deep-dive analysis into LMR system health, availability, and overall security posture.
  • Coordinate with vendors and service providers to manage system updates, patching, and maintenance windows.
  • Partner with internal teams to identify process efficiencies and opportunities for automation.
  • Document technical findings, actions taken, risks, and recommended improvements for operational reporting.
  • Support incident response, troubleshooting, and root-cause analysis for LMR system issues.

What we're looking for

  • High school diploma or GED.
  • 5 years of experience in the field.
  • Experience administering, monitoring, or supporting mission-critical communications, infrastructure, network, or security systems.
  • Working knowledge of system logging, log review, vulnerability scanning, and security monitoring concepts.
  • Ability to analyze scan results, identify trends, and recommend practical remediation steps.
  • Strong troubleshooting skills to investigate technical issues across systems, tools, and operational processes.
  • Ability to document findings and communicate risks to both technical and non-technical stakeholders.
  • Must be able to obtain and maintain a TS/SCI clearance with polygraph.

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