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Principal Cybersecurity

AT&T
United Statesfull_timeVerifiedPosted 21 Oct 2025
💰 $211,900/yr($141,300/yr$211,900/yr)

About the role

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 Chief Security Office ensures that our assets are safeguarded through truthful transparency, enforce accountability and master cybersecurity to stay ahead of threats. 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.

We are looking for a seasoned developer that will be responsible for the development of CSO Tooling and Applications that align with ATS’s overall goals:

  • Modernizing legacy platform infrastructure to enable rapid solution development.
  • Providing data and platform services to solution developers across AT&T.
  • Developing enterprise-wide technology architecture standards and monitor compliance.
  • Building internal software core competencies and review outsourcer relationships.
  • Developing comprehensive IT asset management and business intelligence capabilities.
  • Delivering common baseline security standards and compliance, advanced security protections, innovative threat detection and mitigation, and a single strong identity and authentication.

A successful candidate in this position will be responsible for realizing customer requirements and delivering applications fulfilling those requirements utilizing an AGILE approach.

Required Skills:

Expert Level knowledge in writing programs in Python.

  • Data retrieval and management
  • User interface development for HTTPS
  • Leveraging REST endpoints for data retrieval
  • Leveraging REST endpoints for application automation

Expert Level knowledge in writing programs in Go(Go Lang).

  • Data retrieval and management
  • User interface development for HTTPS
  • Leveraging REST endpoints for data retrieval
  • Leveraging REST endpoints for application automation
  • Multithreaded data retrieval
  • Multithreaded program execution

Expert Level knowledge of defining and developing API interfaces providing the following methods:

  • REST
  • WebSocket
  • API Security Authentication (Token Auth, Active Directory)

Expert Level knowledge of data encryption; creation, storage, and retrieval.

Expert level knowledge of Database structures.

  • Creation of Databases
  • Datatypes
  • Data validation and normalization

Expert Level knowledge in writing SQL programs/queries.

Expert Level understanding of the JSON data structure.

  • Processing JSON data/records
  • Creating JSON data/records
  • Storing JSON data/records in files
  • Inserting JSON data/records into a database

Preferred Skills:

TCP/IP Networking

  • Programming network applications
  • Troubleshooting network commutations
  • Server load balancing methods
  • Network ACLs, Firewalls, security

Linux/Unix Systems administration

  • Deploying software packages
  • Building Software packages for automated deployment
  • BASH/SHELL Scripting
  • HTTPS Server Administration

ServiceNow Integration

  • Knowledge of ServiceNow Vulnerability Response model and data integration with Tenable.io


Education/Experience:

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

Supervisor:

No

Our Principal Cybersecurity earns between $141,300-$211,900 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

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Company

AT&T

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