This is an Application and Network Security-focused role. Design applications, platforms or services by translating core business requirements into comprehensive technical solutions, ensuring functional, performance, and reliability through hands-on system design, technical enablement, and strategic decision-making across platform, network, software, and cloud environments.

Key Roles and Responsibilities: Typical tasks may include, but are not limited to, the following:

• System Design and Architecture: Design and create scalable, high-performance, and reliable system architectures and platforms.
• Requirements Analysis and Integration: Translate business needs into technical specifications and ensure seamless integration of system components.
• Technical Leadership and Collaboration: Provide guidance to development teams, align technical solutions with business objectives, and collaborate with stakeholders.
• Performance, Reliability, and Troubleshooting: Conduct performance and reliability analysis, and resolve system issues and bottlenecks.
• Documentation, Security, and Continuous Improvement: Maintain detailed system documentation, ensure security and compliance, and stay updated with industry trends for ongoing improvement.
• Network & Infrastructure Security: Operate and oversee security controls, continuously monitoring for threats and reducing risk through proactive assessments.
• Security Architecture & Modernization: Define and evolve secure architectures across applications, systems, and networks, continuously strengthening defenses against emerging threats.
• Policy, Compliance & Visibility: Enforce security policies, ensure regulatory compliance, and provide leadership with clear visibility into the organization’s security posture.
• Risk & Incident Management: Proactively identify security risks and lead incident response efforts to minimize operational, financial, and reputational impact.
• Enterprise Partnership & Enablement: Collaborate with IT, Legal, vendors, and business teams to embed security into solutions, provide expert guidance, and promote security best practices across the organization.

Job Contribution: An expert in their field, applying broad business knowledge and strategic insight surrounding emerging trends and technologies to solve complex problems and drive organizational results. Leads critical, high-impact projects and designs/implements innovative business strategies. Works with minimal oversight, frequently consulting senior leadership and influencing executive decisions. Serves as a mentor and assists others with challenging issues.

Supervisor: No

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. At least one industry cert highly recommended: CISSP, CEH, CCIE Security, CompTIA Security+, and ISC2

Our Principal System Engineering, earn 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

A career with us, a global leader in communications and technology, comes with big rewards. As part of our team, you’ll lead transformation surrounded by trailblazing industry leaders like you. You’ll be empowered to go above and beyond – making a difference through company-sponsored initiatives or connecting and networking through one of our many employee groups.

And regardless of where you’re at in your career trajectory, you’ll be rewarded by the impact that comes with making a difference in the lives of millions.

With AT&T, you’ll be a part of something greater, do incredible things and be rewarded with a chance to change the world.

AT&T will consider for employment qualified applicants in a manner consistent with the requirements of federal, State, and local laws.

Ready to close the deal on a career with AT&T?

Apply today.

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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. AT&T is a fair chance employer and does not initiate a background check until an offer is made.