Lead System Engineer

AT&T • Plano, TX

2d • Hybrid

About The Position

Design, develop, test, and implement enterprise-grade applications by building and enhancing software components to meet business goals, operational needs, and industry standards for quality, scalability, reliability and performance. Direct technical design and hands-on development of multi-platform systems, collaborating with architects and stakeholders to translate requirements into actionable deliverables and ensure a unified architectural vision. Write robust, maintainable, and reusable code in Java/J2EE and microservices architectures, utilizing best practices such as TDD, unit testing, and frameworks like JUnit, Mockito and Spock. Conduct thorough code reviews, mentor engineers, and foster a culture of technical excellence. Collaborate with DevOps and production support to resolve issues, optimize deployments, and maintain seamless operations using CI/CD tools like GitHub, Jenkins, and Bamboo, and containerization with Docker and Kubernetes. Lead security reviews and vulnerability assessments of APIs, addressing injection, cross-site scripting, and data exposure. Analyze and transform legacy systems (EJBs) into modern, JSON-based RESTful microservices, and drive adoption of event-driven systems using Kafka. Ensure robust data persistence in Cassandra, PostgreSQL and cloud-native. Oversee API performance monitoring and dashboard creation with ELK, Dynatrace. Partner with teams on modernization strategies, technical debt reduction for AT&T’s business growth.

Requirements

• Requires a Bachelor’s degree, or foreign equivalent degree, in Computer Science, Computer Engineering, or Engineering and five (5) years of progressive, post-baccalaureate experience in the job offered, or five (5) years of progressive, post-baccalaureate experience in a related occupation developing methodologies through the application of various programming languages.
• Estimating story points using Reference Story in Scrum and Fibonacci sequences.
• Utilizing API monitoring and dashboards using ELK, Dynatrace, MuleSoft, and Swagger.
• Utilizing Java, RESTful APIs, Spring, Spring MVC, Spring Kafka, Microservices, Git, Junit, Mockito/ JMock, Selenium, and Cucumber.
• Using relational database tools and skills including SQL, Oracle, MS SQL, PostgreSQL, and data manipulation, migration, and scrubs.
• Utilizing JSON, XML, SoapUI, Postman, Azure cloud, NoSQL DB, and Cosmos.
• Utilizing jQuery, ReactJS, JSON, and JavaScript.
• Following Agile, Scrum, and Kanban development methodologies and software tools including iTrack and ADO to deliver key business initiatives.

Responsibilities

• Design, develop, test, and implement enterprise-grade applications by building and enhancing software components.
• Direct technical design and hands-on development of multi-platform systems.
• Translate requirements into actionable deliverables and ensure a unified architectural vision.
• Write robust, maintainable, and reusable code in Java/J2EE and microservices architectures.
• Conduct thorough code reviews and mentor engineers.
• Collaborate with DevOps and production support to resolve issues, optimize deployments, and maintain seamless operations.
• Lead security reviews and vulnerability assessments of APIs.
• Analyze and transform legacy systems (EJBs) into modern, JSON-based RESTful microservices.
• Drive adoption of event-driven systems using Kafka.
• Ensure robust data persistence in Cassandra, PostgreSQL and cloud-native.
• Oversee API performance monitoring and dashboard creation with ELK, Dynatrace.
• Partner with teams on modernization strategies and technical debt reduction.

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

What This Job Offers

• Job Type: Full-time
• Career Level: Senior