Voice Admin- A

Description
The candidate takes initiative and is detail-oriented. They proactively identify billing discrepancies, follow through on carrier disputes, and manage their own workload with minimal supervision.
The candidate is a strong communicator who can translate complex invoice and carrier data into plain language for internal customers and feels comfortable working with telephony carriers on changes and disputes.
The candidate has strong Excel skills. They are comfortable in Excel, building and maintaining audit workbooks, pivot tables, and lookups to track invoice variances, mobile device inventory, and carrier contract details.
Day-to-day responsibilities:
Audit and reconcile 40+ monthly carrier invoices across AT&T and other telecom vendors as they come in.
Audit the corporate mobile fleet (~600 phones, hotspots, and tablets). Identify unused or orphaned lines, devices with no active user, and plans that can be right-sized or disconnected.
Work with AT&T to process disconnects, plan changes, and contract simplifications resulting from the audit.
Develop and maintain reporting dashboards and Excel reports to track telecommunications spend, inventory, billing trends, carrier performance, and realized cost savings.
Maintain carrier contract documentation, including contract terms, renewal dates, service agreements, pricing schedules, and supporting documentation.
What would you like to see on a resume?
Experience managing telecommunications invoices, expense management, or carrier billing
Experience supporting enterprise wireless environments (AT&T, Verizon, T-Mobile, etc.)
Experience working with telecommunications carriers to resolve billing, provisioning, and service issues
Advanced Microsoft Excel skills, including Pivot Tables, XLOOKUP/VLOOKUP, reporting, and data analysis
Experience maintaining telecommunications inventory and documentation
Strong customer service and communication skills with the ability to work effectively across technical and non-technical teams
Experience identifying cost savings and improving operational processes

Experience with carrier circuit administration or telecommunications inventory management is a plus.
Skills
Telecom invoicing, Carrier invoicing, Mobile Fleet Management, Advanced Excel, pivot tables, data validation, conditional formatting
Top Skills Details
Telecom invoicing, Carrier invoicing, Mobile Fleet Management, Advanced Excel, pivot tables, data validation, conditional formatting
Additional Skills & Qualifications

Experience with carrier circuit administration or telecommunications inventory management is a plus.
Experience Level
Intermediate Level
Job Type & Location
This is a Contract position based out of San Antonio, TX.
Pay and Benefits
The pay range for this position is $40.00 - $52.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a fully remote position.
Final date to receive applications
This position is anticipated to close on Aug 3, 2026.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change.

That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed.

We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by…