Security Engineer - Observability Pipeline

Job Title:

Security Engineer - Observability Pipeline

Job Code: 12200

Country: US

Skill Category: IT Technology

Description:

Job title: Security Engineer - Observability Pipeline Corporate

Title:

Associate Department: Technology Location: Jacksonville

The pay range for this position at commencement of employment is expected to be between $95,000 and $110,000 annually.

Nomura is a global financial services group with an integrated network spanning approximately 30 countries and regions. By connecting markets East & West, Nomura services the needs of individuals, institutions, corporates and governments through its three business divisions:
Wealth Management, Investment Management, and Wholesale (Global Markets and Investment Banking). Founded in 1925, the firm is built on a tradition of disciplined entrepreneurship, serving clients with creative solutions and considered thought leadership. For further information about Nomura, visit

Aon’s Benefit Index ® , Nomura’s benefits rank #1 amongst our competitors

The Information Technology department at Nomura is at the forefront of innovation, driving technology solutions that empower our business and enhance client experiences. We leverage cutting‑edge technologies to develop and maintain robust systems and infrastructure, ensuring the security, reliability, and efficiency of our operations. Join our team and be part of a dynamic and collaborative environment that embraces technological advancements to deliver value and drive our digital transformation journey.

We are seeking a skilled Security Engineer to join our team in building and maintaining a cutting‑edge security observability pipeline using cloud services. This role combines security expertise with cloud engineering to create scalable detection and monitoring capabilities that protect our organization and enhance our security posture.

Pipeline Development & Architecture

• Design, build, and maintain security observability pipelines using AWS Kinesis, Lambda, S3, Athena, and related services
• Develop real‑time and batch processing workflows for security event ingestion, enrichment, and analysis
• Implement scalable data processing architectures to handle high‑volume security telemetry
• Design efficient data schemas and models optimized for security analytics and storage

Security Engineering

• Create and tune security detections, alerts, and automated response mechanisms
• Develop custom parsers and data transformation logic for various security log sources
• Build correlation rules and behavioral analytics to identify threats and anomalies
• Collaborate on incident response and threat hunting initiatives

Infrastructure & Automation

• Implement Infrastructure as Code (IaC) using tools like Terraform, Cloud Formation, or CDK
• Design and maintain CI/CD pipelines for security tooling and detection deployment
• Automate security operations workflows and orchestrate multi‑service integrations

Technical Skills

• Python proficiency
  - Strong programming skills with experience in data processing, APIs, and automation
• AWS Cloud Services
  - Hands‑on experience with Kinesis, Lambda, S3, Athena, Cloud Watch, IAM, and other core services
• Data Processing
  - Experience with JSON, Parquet, Avro, and CSV parsing and manipulation
• Stream Processing
  - Understanding of real‑time data processing concepts and streaming technologies
• Data Modeling
  - Ability to design efficient schemas for security data storage and analytics
• API Development
  - Experience building and consuming REST/Graph
  
  QL APIs
• Regular Expressions
  - Proficient in regex for log parsing, pattern matching, and data extraction
• Security Logging & Monitoring
  - Understanding of security event formats, log sources, and monitoring concepts

Experience Requirements

• SIEM Experience
  - Previous work with security information and event management platforms
• CI/CD Knowledge
  - Familiarity with continuous integration/deployment practices and tools
• Infrastructure as Code
  - Experience with orchestration tools (Terraform, Ansible, Cloud Formation, etc.)
• Detection Engineering
  - Background in…