Network Segmentation Analyst
Role details
Job location
Tech stack
Job description
We are seeking a thorough and proactive Data Analyst to support a workstream within our network segmentation program. The ideal candidate will have 2-5 years' experience analyzing large data sets consisting of both log and telemetry data to formulate network-based security policies in support of cyber network segmentation policy. Success in this role includes producing validated application flow maps and enabling enforcement of least-privilege network policies. As a valued team member, you will help ensure secure and compliant access across secure network boundaries, with a solid understanding of routing, firewall and IPS/IDS controls., * Analyze network traffic data (NetFlow, logs, packet captures) to identify application communication patterns and dependencies
- Develop and refine network segmentation policies aligned with security standards and Zero Trust principles
- Partner with engineering, cybersecurity, and application teams to validate dependencies and enforce least privilege connectivity
- Translate flow data and CMDB information into application dependency mappings
- Support implementation and tuning of policies across firewalls and security platforms (e.g., Cisco Firepower, IDS/IPS)
- Contribute to governance and compliance activities, ensuring adherence to internal policies and regulatory requirements
- Document findings, produce reports, and communicate insights to technical and non-technical stakeholders
- Identify opportunities to improve segmentation effectiveness and reduce attack surface
Requirements
- Bachelor's degree in Information Security, Computer Science, or related field preferred.
- 2-5 years of hands-on experience in data analysis with a focus familiarity of network and network security.
- Experience supporting enterprise-level network environments
- Working knowledge of Splunk and Cisco Firepower in an enterprise environment.
- Familiarity with regulatory frameworks such as SOX, HIPAA, ISO 27001, or NIST.
- Strong analytical and problem-solving skills.
- Excellent communication and documentation abilities.
Preferred Skills:
- Experience with scripting or automation (e.g., PowerShell, Python).
- Cisco Firepower, Check Point and Juniper firewall security policy management
- Snowflake and analytics visualization experience with Tableau/PowerBI.
- Understanding Zero Trust principles and least privilege access models.
- Certifications such as CISSP, CISM, or vendor-specific IAM/PAM certifications