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Lead Systems Administration

Plano, Texas

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innovate

Discover the undiscoverable.

"AT&T allows me to work on projects that will be seen by millions of customers."

Megan T. — Sr. Specialist, Software Engineer

"I find it incredibly rewarding to be out and see customers enjoying a product I spent my time perfecting."

Technology

Don't just imagine the future. Create it.

JOB LOCATION: 3400 W Plano Pkwy, Plano, Texas 75075

DUTIES: Perform deployment of software updates on a cloud platform comprised of Linux OS, BIOS/firmware, OpenStack, Kubernetes, Calico, Ceph, Maria DB and other software components. Ensure continual service availability, troubleshooting and resolution of production problems. Provide incident response, management and root cause analysis. Perform proactive development and implementation of monitoring systems. Maintain and continuously improve tools, ad-hoc scripting and automation infrastructure for configuration management, maintenance, testing, auditing, problem remediation and capacity planning. Collaborate with and manage vendors to drive defect resolution and enhancements for internal customers to meet departmental or enterprise business needs, in addition to providing extended support as needed. Conduct routine hardware and software audits of servers to ensure compliance with established standards, policies, and configuration guidelines. Perform the setup, maintenance, and monitoring of backups of supported infrastructure. Develop, promote, and curate standard operating and method of procedures in conjunction with risk assessments to reduce hazards to the network. Perform security compliance, auditing and remediation based on AT&T security policies in collaboration with CSO. Perform Operational Readiness Testing and Operational Acceptance Testing. Provide integration and advisement to tenants. Provide support of systems before launch through collaboration with TechArch, Labs, application teams, and vendors by providing system design/architecture guidance, system review and testing to ensure the adherence to AT&T requirements and fulfillment of AT&T needs. Perform feasibility assessments, creates requirements, manages projects, and integrates and tests technical solutions for software.

REQUIREMENTS: Requires a Bachelor’s degree, or foreign equivalent degree in Computer Science, Electronics, Information Technology, Engineering or Communications and 5 Years of progressive, postbaccalaureate experience in the job offered or 5 Years of progressive, postbaccalaureate experience in a related occupation utilizing Linux, KVM, OpenStack, Kubernetes, Containers, Cloud Infrastructure platforms; monitoring of the server Infrastructure; trouble-shooting Systems Administration of Linux, Cloud, OpenStack and Kubernetes environment; working on operations and maintenance of OpenStack modules like Keystone, Nova, Neutron, Swift, Cinder, Heat, Glance, Horizon, and Fuel; implementing and maintaining High Availability, DRS, Fault Tolerance, Scalability, and Reliability; utilizing CI/CD Pipeline in Jenkins and GitHub; creating, reviewing, approving and implementing changes in NC server environment; utilizing Python and shell scripting; and repairing Dell and HP x86-based hardware.

Our Lead Systems Administration earn between $153,000 - $196,100 yearly. Not to mention all the other amazing rewards that working at AT&T offers.

Joining our team comes with amazing perks and 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

Weekly Hours:

40

Time Type:

Regular

Location:

Plano, Texas

It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.



Job ID R-106069 Date posted 04/24/2026
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Benefits

Invested in your satisfaction and continued success.

We take care of our own here (hint: that could be you). Our benefits and rewards mean we cover some of your biggest needs with some of the coolest offerings. We already think we’re a pretty great place to work. We’re just trying to rack up some bonus points.

Let’s start with the big one: Your work gets rewarded with competitive compensation and benefits. It really does pay to be on our team.

Compensation

Paid Time Off

Our people have class. Literally. We can help you out on approved education costs with our tuition assistance plan.

Tuition
Assistance

Here’s another reason to breathe easy: You and your family get access to excellent medical, dental and vision insurance options.

Insurance Options

Wanna make your friends really jealous? You’ll get discounted access to the latest and greatest AT&T products and services — plus other awesome items, like tickets to live events.

Discounts

You strike us as an over-achiever (don’t worry, it’s a compliment). Our training and development programs are your ticket to expert status in your job.

Training & Development

When the day comes that you get some much needed R&R (not that you’d ever want to leave #LifeAtATT) you’ll know your future is set with the AT&T Retirement Savings Plan (ARSP).

Savings

The Hiring Process

Step 1

Complete a quick application online and check your status often.

Step 2

Virtual or in-person
Interviews

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Step 3

Conditional
Job Offer

After a background check, you're part of the team.

Step 4

Welcome! Onboarding
and Training Begins

Our training and certification programs set you up for success.

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