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 reimagine the communications and technologies that connect the world. Our Consumer Technology experience team is delivering innovative and reliable technology solutions to power differentiated, simplified customer experiences. Bring your bold ideas and fearless risk-taking to redefine connectivity and transform how the world shares stories and experiences that matter. When you step into a career with AT&T, you won’t just imagine the future-you’ll create it.

As part of the sales team, this position provides technical sales support to assure successful customer integration and implementation of established company products. Collaborates and contributes to unit sales plan through a diverse scope of pre-sales and/or post-sales technical consulting activities requiring the highly complex and diverse solutions.

What you'll do

• Serve as the subject matter expert for RAD MP4100 voice and transport platforms.
• Troubleshoot and resolve complex voice, network, and service delivery issues.
• Provide Juniper routing and switching engineering support for mission-critical networks.
• Lead technical investigations, root cause analysis, and corrective action planning.
• Support customer escalations and high-priority operational events.
• Coordinate with vendors, internal engineering teams, and customer stakeholders to maintain service availability.
• Develop and review network and voice infrastructure designs, implementation plans, and technical documentation.
• Support mission-critical NASA programs, including operational readiness activities and communications infrastructure supporting agency initiatives.

What you'll need

• Full working knowledge of assigned products and services.
• Seasoned, in-depth knowledge of the relevant functional/process area; recognized subject matter expertise.
• Flexibility to work from a customer site, remote response center, corporate location, or other site (as assigned).
• Note: This position is not on sales compensation.

Supervisor: No

What you’ll bring

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

Our Principal Technical Consultant earns between $174,100 - $261,100. 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

Ready to join our sales team?

Apply today

Our Principal Technical Consulting Eng jobs earn between $143,800.00 - $215,800.00 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

Weekly Hours:

40

Time Type:

Regular

Location:

Chantilly, Virginia

Salary Range:

$143,800.00 - $215,800.00

AT&T and its subsidiaries are committed to equal employment opportunity. All hiring, promotion, and other employment decisions remain merit-based and free from discrimination on the basis of race, color, religion, religious creed, national origin, ancestry, age, sex, sexual orientation, gender, gender identity, gender expression, physical disability, mental disability, pregnancy, medical condition, genetic information, marital status, citizenship status, military status, veteran status, or any other characteristic protected by federal, state, or local laws. In addition, AT&T will provide reasonable accommodations to qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. Click here to learn more or request an application accommodation here.

Job ID R-118956 Date posted 08/21/2026