Senior Specialist Software Engineering - PL/SQL Developer

Job Description:

Job Role: Sr PL/SQL Development Engineer

At AT&T we’re redefining the future of communication by connecting people to greater possibility – with expertise, simplicity, and inspiration.  At the heart of our purpose lies a diverse workforce of 200,000 people and a culture that aspires to serve customers first, act boldly, move faster, and win as one.

Our Product Development group, part of AT&T’s Technology Services (ATS), organization, is responsible for building software-based products, services, and platforms that our customers love and need.  Harnessing technology and rebuilding software expertise, the team is inspiring simplicity with projects that deliver revenue and cost savings opportunities.

Job Overview:

We are hiring a Senior PL/SQL Development Engineer with a strong background in Oracle database development, data modeling, and enterprise-scale software engineering. This opportunity will support the transformation of our industry-standard order and delivery management systems. 

You will design, develop, and optimize complex PL/SQL components, procedures, and packages for new and existing features, enhancements, and defect resolution on AT&T’s software platforms. The position requires close collaboration with U.S.-based Product Management, Business Systems, and Operations teams throughout the system development lifecycle.

To excel in this role, you must have hands-on experience in PL/SQL development, advanced database programming, and performance tuning. You should be able to engage at a “design & code” level, contributing to architecture and best practices. Strong teamwork, communication, and analytical/problem-solving skills are essential. Experience with large-scale enterprise environments or rapid-growth start-ups is desirable.

Core Responsibilities:

• Design, implement, and troubleshoot scalable and reusable PL/SQL solutions and database objects (procedures, functions, triggers, views, collections, cursors ).
• Develop and optimize complex queries, packages, and data integration routines.
• Perform performance tuning, query optimization, and refactoring for efficiency.
• Architect and review proposed database solutions with technical stakeholders.
• Ensure security, scalability, and maintainability of database systems.
• Assess and evaluate existing database implementations, offering recommendations for improvements.
• Prepare design specifications, data flow diagrams, and effort estimates.
• Support configuration management and version control of database code.
• Document database schemas, processes, and data models in detail.
• Liaise with external vendors and internal product, business, engineering, and design teams.
• Participate in peer code reviews, technical workshops, and daily stand-ups.
• Support migration, backup, and disaster recovery planning for critical systems.

Skills, Knowledge, and Experience:

• Extensive4+ years of hands-on PL/SQL development experience (Oracle Database).
• Extensive experience, ideally a minimum of 5+ years in the following:

•  Advanced SQL programming and query optimization skills.
• Strong understanding of relational database concepts and design (Oracle, MySQL).
•  Experience with data modeling, normalization, and database schema design.
• Performance tuning, analyzing execution plans, and troubleshooting bottlenecks.
• Familiarity with ETL processes, data integration, and batch processing.
• Experience with version control/configuration management (GitHub, Git, etc.).
• Knowledge of software development methodologies (Agile/Scrum, Waterfall).
• Excellent problem-solving, analytical, and communication skills.
• Documentation of technical designs, standards, and best practices.
• Ability to work closely with cross-functional teams and stakeholders.

Education Qualifications:            

• Bachelor’s degree or equivalent in Computer Science, Information Technology, or related field.
• 4+ years of experience as a PL/SQL developer or database engineer.
• Technical or Professional Certification in Oracle Database or relevant Domain.

Weekly Hours:

Time Type:

Location:

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.