Job Description:

JOB TITLE: Principal System Engineering

REMOTE TYPE: Office Worker

*Office Worker: In office position with work from home allowed, i.e. flex or hybrid worker

JOB LOCATION: 3400 W Plano Pkwy., Plano, TX 75075

DUTIES: Elaborate the design and interfaces for specific components. Define subsystems and their interfaces, allocate responsibilities to subsystems, understand solution deployment, and communicate requirements for interactions with solution context. Align development teams to a shared technical direction and partners with those teams in elaborating the Solution and its interfaces. Validate technology assumptions, evaluate implementation alternatives. Establish critical NFRs at the solution level, participate in the definition of others. Create and enable the Continuous Delivery Pipeline including: Participate in planning, definition, and high-level design of the system solution and explore alternatives. Develop the Architectural Runway in support of new business Features and Capabilities. Work with portfolio stakeholders, Solution and Enterprise Architects, to develop, analyze, split, and realize the implementation of enablers. Participate in project planning, system and solution demos, retrospective workshops. Understand technical characteristics of and assist with architectural integration of external components, systems, and platforms. Utilize Web Services API, Rest API, and SOAP. Utilize Apex, Waterfall and Agile Scrum. Utilize HTML, Java Script, XML and CSS. Interact with multiple application owners, review architecture flows with team, and build design documents and review sessions. Apply knowledge in technical leadership roles. Apply knowledge in Salesforce technologies including Apex, Visual Force, Aura Components, and LWC. Extend and provide platform solutions for sales cloud, service cloud, and data cloud. Apply knowledge with multiple Salesforce implementations for a large client. Utilize integration technologies, API Gateway technology stack. Apply experience in software development, web technologies, and customer communications including email, SMS, and push notification. Work within scaled agile development team. 

REQUIREMENTS: Requires a Bachelor’s degree, or foreign equivalent degree in Information Systems, Computer Science, or Computer 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 utilizing Web Services API, Rest API, and SOAP; utilizing Apex, Waterfall and Agile Scrum; utilizing HTML, Java Script, XML and CSS; interacting with multiple application owners, reviewing architecture flows with team, and building design documents and review sessions; applying knowledge in technical leadership roles; applying knowledge in Salesforce technologies including Apex, Visual Force, Aura Components, and LWC; extending and providing platform solutions for sales cloud, service cloud, and data cloud; applying knowledge with multiple Salesforce implementations for a large client; utilizing integration technologies, API Gateway technology stack; applying experience in software development, web technologies, and customer communications including email, SMS, and push notification; and working within scaled agile development team.

Our Principal System Engineering roles earn between $170,000 - $237,400 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-76479 Date posted 09/18/2025