Job Overview

Job Description:

“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 a Principal System Engineering, you will have hands-on function that ultimately results in the delivery of an application or service. Responsible for translating the core architecture for business requirements into the final technical solution (consisting of platform, network, software, cloud, etc.) through functional, performance, and reliability analysis using engineering models and techniques, primarily through software development throughout the vertical stack.

Are you an experienced Microsoft Exchange Architect with a passion for designing, implementing, and managing robust email solutions? The Global Technology & Operations team is seeking a highly skilled professional to join our dynamic IT team. The ideal candidate will have extensive knowledge and experience in administering Microsoft Exchange in both cloud and on-premises environments. This is a key role that will involve strategic planning, architecture design, and hands-on implementation of our email infrastructure.

Key Roles and Responsibilities:

• 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

• Drive important design decisions for development team

• 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

• 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

• Architecture and Design:

  • Develop and implement comprehensive Microsoft Exchange architecture strategies that support business objectives and scalability

  • Design Exchange environments that integrate seamlessly with existing IT infrastructure, including Active Directory, Office 365, and hybrid cloud solutions

• Administration and Maintenance:

  • Oversee the day-to-day administration of Exchange environments, including mailbox management, security configurations, and performance tuning

  • Implement and manage disaster recovery and high availability solutions for Exchange

• Security and Compliance:

  • Ensure email systems are secure, compliant with relevant regulations, and adhere to best practices

  • Implement and manage Exchange security features such as encryption, anti-spam, and data loss prevention (DLP)

• Troubleshooting and Support:

  • Provide expert-level support for complex issues related to Exchange

  • Collaborate with IT support teams to resolve incidents and implement long-term solutions

• Documentation and Training:

  • Develop and maintain detailed documentation of Exchange architecture, configurations, and procedures

  • Provide training and mentorship to junior administrators and support staff

Required Experience:

• Requires 8-10 years’ experience

• Extensive experience in designing, implementing, and managing Microsoft -Exchange Server (2016/2019) and Exchange Online

• Experience with PowerShell scripting for automation and management tasks.

• Experience with web development, c#, MS Graph

• Proficient in Microsoft 365 and hybrid cloud solutions

• Strong knowledge of Active Directory, DNS, and related infrastructure components

• Familiarity with security practices and compliance requirements (e.g., GDPR, HIPAA)

• Excellent problem-solving skills and the ability to work under pressure

• Strong communication skills, both written and verbal

• Relevant certifications such as MCSE: Productivity, Microsoft 365 Certified: -Messaging Administrator Associate, or equivalent are highly desirable

Desired Education:

• Bachelor of Science degree in Computer Engineering, Computer Science, Applied Science, Electrical Engineering, or Math; Developer nanodegree; or equivalent experience preferred

Our Principal System Engineering earn between $141,300 - $211,900 annually.  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

AT&T is leading the way to the future – for customers, businesses and the industry. We're developing new technologies to make it easier for our customers to stay connected to their world. Together, we’ve built a premier integrated communications and entertainment company and an amazing place to work and grow. Team up with industry innovators every time you walk into work, creating the world you always imagined.

Ready to #transformdigital with us?  Apply now!

#LI-Onsite – Full-time office role#

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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.