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# Senior Cybersecurity - SIEM

- **Company:** AT&T Inc.
- **Location:** Bothell, WA, United States
- **Experience:** Expert
- **Salary:** $116,700.0 - $175,100.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Artificial Intelligence, Algorithm Design, Data Analysis, JIRA, Software as a Service, Cyber Security, Computer Programming, Databases, Query Languages, Intrusion Detection and Prevention, Python (Programming Language), Machine Learning, Network Architecture, Kusto Query Language, Security Information and Event Management, SQL Databases, Apache Spark, Information Technology, Cybercrime, Cyber Warfare, Splunk, Databricks
- **Published:** June 4, 2026
- **Apply:** https://dejobs.org/x/x/54A1512926C445C0BEAB2FFFF70C0B76/job/

## About the Role

* Experience in Data Analysis, applied Machine Learning, AI, and Detection Engineering.
 * Proficiency in Python, SQL, Splunk, and Kusto (or similar query languages).
 * Ability to learn new technologies and concepts quickly; self-motivated and resourceful.
 * Programming skills in Python, and Java.
 * Knowledge of database systems; experience with CRIBL, Palo Alto XSIAM desired.
 * Splunk, Apache Spark/Databricks.
 * Strong communication and documentation skills.
 * Background in Computer Science, Data Science, or Engineering with cybersecurity familiarity.
 * 3+ years professional experience.
 * Familiarity with applying Artificial Intelligence (AI) or Machine Learning (ML) techniques in cybersecurity contexts (e.g., anomaly detection, threat hunting, behavioral analytics, or risk scoring).

## Description

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.

The Senior Cybersecurity position requires solid technical knowledge in cyber operations, SIEM work experience, detection engineering, algorithm development and a strong interest in growing expertise. Works independently on assigned tasks and collaborates closely with Leads and analysts to review and document feeds, research threat scenarios, and develop scripts, dashboards, and reports to detect and analyze threats against the Enterprise. This role supports SaaS, Network Infrastructure Security, on-prem and cloud-based security., * Review Front Door and Jira documentation submitted to and created by team

 * Lead the advancement of AI-driven threat detection by defining, developing, and operationalizing algorithms that scale across enterprise telemetry, meet detection quality standards, and integrate with Cyber Operations workflows
 * Analyze data feeds and provide feedback to the data ingest team regarding feed readiness. Document and capture feed information as part of feed onboarding process
 * Working with analysts (and other SMEs) as well as Focus Area Leads based on Work Plan, research threat scenarios determine data sets required, develop algorithms for threat detection
 * Testing and onboarding alarms via team's processes. This includes micro-playbook development and other SOAR related activities
 * Grow knowledge of Cybersecurity. Team processes, and Systems


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