Security Operations Engineer
Sistema Technologies, Inc.
Full-time
Information Technology & Services,IT Services and IT Consulting,Computer and Network Security
Location
san antonio, texas metropolitan area, United-States
Posted
June 30, 2026
Job Description
We are seeking an experienced Network Security Engineer for a hybrid contract opportunity in San Antonio, Texas.
- Engineer, maintain, and tune SIEM platforms (Google SecOps, Gravwell), including correlation rules, dashboards, enrichment logic, and detection content.
- Configure, tune, and optimize IDS/IPS technologies (Corelight, Tipping Point, Cisco Firepower), including signature development and false-positive reduction.
- Perform packet capture (pcap) analysis to validate alerts, identify malicious traffic, and support investigations using Netwitness or Corelight.
- Conduct network traffic analysis to detect anomalies, lateral movement, and commandโandโcontrol activity.
- Strong understanding of network security architecture, including distributed sensors (Corelight), packet capture systems (NetWitness), and log pipelines (CRIBL, Gravwell, Google SecOps).
- Operationalize threat intelligence feeds within SOC platforms and c...