This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.

Join AT&T and help shape the future of communications and technology that connect the world. We value innovators who seek to explore the unknown and challenge the status quo. Bring your bold ideas and fearless spirit to redefine connectivity and transform how people share stories and experiences. At AT&T, you won’t just imagine the future—you’ll build it.

As a Sr.System Engineer with a Site Reliability Engineering (SRE) focus you’ll help maintain and improve the reliability, performance, and scalability of mission-critical applications for Front Office (CRM) and Back office (Supply Chain/Logistics Mgmt).

We are seeking a seasoned professional with deep technical (both development customization and maintenance) and functional (hands-on expertise in flows – Order To Cash, Procure To Pay, etc.) expertise to support Oracle EBS/ERP Supply Chain modules (Procurement, Order Management, Inventory, Project Accounting, Receivables, Payables, Supply Chain Planning, etc.), Oracle Fusion Cloud applications, additional COTS applications such as O9, Blue Yonder(JDA), RELEX, and integrations to 3rd‑party WMS/3PL/Logistics platforms. The role is accountable for platform stability, incident and problem management, root-cause analysis, monitoring/automation, and continuous improvement across supply chain processes and interfaces. 

What You’ll Do

• Provide day-to-day production support for Oracle EBS/ERP (Procurement, OM, Inventory); resolve incidents/requests within SLAs and ensure service stability.

• Troubleshoot end-to-end issues across business workflows, configuration, master/transaction data, batch/concurrent programs, and interface processing using strong analytical and SQL skills.

• Support supply chain execution flows including Procure-to-Pay, Order-to-Cash, receiving, picking/packing/shipping, inventory transactions (transfers, adjustments, reservations, cycle counts), and reconciliation of on-hand balances.

• Perform data triage and correction (where approved) and partner with functional leads for process/config changes.

• Monitor and support 3rd-party integrations (e.g., ASN, receipts, shipment confirmations, inventory updates, returns/RMAs).

• Partner with integration/middleware teams and vendors to resolve cross-system defects, mapping issues, sequencing/latency problems, and data mismatches.

• Analyze and remediate interface errors in queues/tables/logs; validate reprocessing/replay and prevent duplicates.

• Lead incident response and minimize downtime.

• Build and maintain monitoring, alerts, and dashboards for proactive issue detection.

• Create run books and automate operational tasks to improve efficiency.

• Collaborate with development teams to define and meet non-functional requirements (reliability, performance, scalability).

• Conduct blameless postmortems and drive continuous improvements.

• Support release management, capacity planning, and security best practices.

• Provide 24x7 on-call support as needed.

What You’ll Bring
Technical Requirements:

• 7+ years in Development, Functional and maintenance experience for Oracle Applications (EBS/Fusion – AR, AP, FA, PO, INV, PA, OM, Planning, etc.) - with SRE mindset

• Proficiency in SQL/PLSQL, and Oracle technologies, Java/J2EE, scripting (Python, Shell), and automation (AI based automation a plus).

• Strong skills with observability tools (Dynatrace, AppDynamics, Splunk, ELK, Grafana).

• Experience with containerization (Docker, Kubernetes) and cloud services (Azure).

• Experience with Middleware / Integration technologies – Oracle SOA/OIC, Mulesoft, Kafka/JMS, EDI.

• Excellent problem-solving and communication skills.

• Bachelor’s degree in Computer Science, IT, or related field.

Supervisor: No

Our Senior System Engineering , earns between $143,800-$215,800 USD Annual , Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.  

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.

#LI-Onsite – Full-time office role-

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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.