IT Administrator contributing to the digital future at NewTec. Planning, implementing security solutions and collaborating closely with departments.
About the role
- Cyber Security Engineer developing and maintaining the Premonition platform for global cybersecurity operations at Comcast. Implementing AI and data engineering solutions for enhanced security workflows.
Responsibilities
- Design, build, and maintain the Premonition platform for managing, deploying, and monitoring agentic pipelines.
- Develop composable building blocks—agents, tools, pipelines, evaluators, and configuration—to enable rapid workflow assembly and iteration.
- Implement robust APIs, orchestration, and infrastructure integrations on AWS and EKS for reliable LLM and agent driven workloads.
- Engineer and optimize the high performance data layer, including Iceberg/Delta/Hudi, compression, indexing, latency, and largescale query performance.
- Work with embedded engines such as DuckDB and LanceDB to enable interactive, low latency analytics.
- Collaborate with cybersecurity stakeholders (SOC, IR, threat hunters, engineers) to translate workflows into secure, automated, observable pipelines.
- Experiment with and productionize LLM and agent patterns (RAG, tool use, multistep agentic workflows), including evaluation, safety, and guardrails.
- Own the full lifecycle of Premonition services: design, implementation, testing, deployment, observability, performance tuning, and continuous improvement.
- Contribute to and enforce standards and best practices for LLM/agent usage, data management, security, and governance.
- Participate in design/code reviews and foster a supportive, caring, competitive, high ownership, deeply technical culture.
Requirements
- Strong production experience with Python.
- Solid SQL skills and experience working with large datasets.
- Experience designing, building, and operating production APIs or microservices, including testing, observability, CI/CD.
- Experience running workloads on AWS and Kubernetes/EKS.
- Experience with high performance data engineering, including: Iceberg, Delta, or Hudi; or optimizing storage, compression, latency, and analytical query performance.
- Ability to work in a deeply technical, high ownership environment and collaborate effectively across functions.
- Strong communication skills with the ability to work closely with security stakeholders and translate workflows into technical designs.
- Demonstrated experience building LLM based applications or agentic workflows (not just prompt tinkering).
- Hands on experience with agentic workflows: agents, tools, orchestration, multistep pipelines.
- Experience with LLM platforms: Ollama, Amazon Bedrock, SageMaker.
- Familiarity with orchestration frameworks: LangChain, LlamaIndex, or equivalent internal tooling.
- Production experience with Iceberg, Delta Lake, or Hudi.
- Experience with DuckDB or LanceDB.
- Experience with Rust and/or JavaScript/TypeScript.
- Experience with workflow/orchestration tools: Airflow, Temporal, Argo.
- Prior exposure to cybersecurity domains (SOC, IR, threat hunting, security engineering).
Benefits
- Health insurance
- 401(k) matching
- Flexible work hours
- Paid time off
- Remote work options
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