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.

What you’ll do:

We are seeking a Principal Salesforce & MuleSoft Integration Solution Engineer to design, build, and support enterprise integrations between Salesforce and downstream systems using MuleSoft. This role owns integration design decisions and ensures integrations are reliable, scalable, secure, and aligned with enterprise standards.

The ideal candidate brings deep MuleSoft expertise and strong experience integrating Salesforce in complex enterprise environments.

What you’ll need:

Key Responsibilities

Design and implement end‑to‑end Salesforce integrations using MuleSoft.

Apply and promote API‑led connectivity and standard integration patterns.

Lead troubleshooting and optimization of integration reliability and performance.

Partner with Salesforce, security, and downstream system teams.

Define integration standards, reference implementations, and best practices.

What you’ll bring:

Required Qualifications

Strong MuleSoft solution‑engineering experience.

MuleSoft Certified Developer (MCD) — required.

Proven experience integrating Salesforce with enterprise systems.

Deep understanding of integration resiliency, error handling, and patterns.

Preferred Qualifications

MuleSoft Integration Architect (MIA) — preferred.

Experience with secure integration patterns and compliance requirements.

Telecommunications experience (OSS/BSS, provisioning, service operations) preferred.

TCP Career Step Differentiator:

Designs systems and platforms for very large complex projects for strategic clients and that have multiple system interdependencies. Must have a strong understanding of computers (hardware and OS), network, and software architecture.

Education/Experience:

Bachelor’s degree (BS/BA) desired in Computer Science. 7+ years of related experience. Certification is required in some areas.

Supervisor:

No

Our Principal System Engineering, earns between $174,100-$261,100 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-

Ready to join our team? Apply today.

Weekly Hours:

40

Time Type:

Regular

Location:

Atlanta, Georgia, Bothell, Washington, USA:TX:Dallas / Two AT&T Plaza (211 S Akard St) - Dat:211 S Akard St

Salary Range:

$155,400.00 - $261,100.00

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-99330-1 Date posted 02/23/2026