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Senior Security Engineer
Athelas · United States
About The Role
Join our team as a Senior Security Engineer, where you will architect scalable detection frameworks, integrate threat intelligence into automated security pipelines, and build AI-driven security operations at scale. You will translate complex security requirements into production-grade software that protects our enterprise and cloud infrastructure. Your responsibilities will include designing high-fidelity detections, building AI-powered detection tooling, writing production code, engineering ETL pipelines, and mentoring engineers and analysts.
- Architect scalable detection frameworks and integrate threat intelligence into automated security pipelines.
- Design high-fidelity detections and correlation logic in Splunk Enterprise Security and AWS OpenSearch.
- Build AI-powered detection tooling that ingests threat intel and recommends new use cases using ML and NLP techniques.
- 2+ years hands-on experience developing security automation or AI/ML-based security applications in Python, Java, or similar
- Bachelor's degree in Computer Science, Cybersecurity, or a closely related technical field (Master's a plus)
- Strong command of AWS (SageMaker, OpenSearch, Lambda, IAM), EDR platforms (CrowdStrike, Carbon Black), and modern identity tooling
- Track record supporting compliance audits (SOC 2, FedRAMP, ISO 27001, HIPAA, or SOX) from a hands-on engineering seat
- Fluency with MITRE ATT&CK, NIST CSF, Zero Trust, and CIS Controls; comfort integrating STIX/TAXII and MISP feeds
- 6+ years in software and/or security engineering, with 2+ years building detections on enterprise SIEMs (Splunk, OpenSearch, Securonix, or equivalent)
- Splunk Certified Architect or Developer; CISSP, CEH, or GIAC GCED
- Background in healthcare, financial services, or other regulated industries
- Experience applying ML to anomaly detection, behavioral analytics, or security NLP
- Enterprise vulnerability management experience — authenticated scanning, CVSS prioritization, automated reporting
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