Software Developer III Cybersecurity Engineering
Location: Austin, TX (On-Site) Experience Required: 8+ Years
Position Overview
Client is seeking a senior-level Software Developer III with strong cybersecurity engineering expertise to support penetration testing automation and SIEM integrations.
This role sits within the Chief Information Security Office (CISO) and focuses on building secure APIs, automation scripts, and tool integrations to enhance penetration testing operations, SIEM telemetry ingestion, and Zero Trust initiatives.
This is NOT a generic developer role it is a Security-focused Software Engineering role.
Core Responsibilities
1 Security Engineering & Development
- Design and develop secure APIs and microservices for security workflows.
- Build integrations between:
- Penetration testing tools
- Vulnerability scanners
- SIEM platforms (like Splunk)
- Develop automation scripts for:
- Security testing orchestration
- Evidence collection
- Reporting automation
- Build security data ingestion pipelines into SIEM systems.
2 Penetration Testing Enablement
- Deploy and manage Kali Linux environments
- Configure and maintain pentesting toolchains
- Develop custom exploit scripts and proof-of-concept code
- Support Red Team and Application Security testing
3 SIEM & Security Operations Integration
- Develop APIs/connectors for SIEM integration
- Implement:
- Log parsing
- Normalization
- Alert enrichment
- Improve threat detection fidelity
4 Automation & DevOps
- Develop automation scripts using:
- Implement CI/CD for security tooling
- Maintain Git repositories and documentation
Required Qualifications (Strict)
- 8+ years experience in:
- Security automation
- Platform integrations
- Penetration testing environments
- Strong experience with:
- Kali Linux
- Pentesting toolchains
- SIEM platforms (Splunk preferred)
- Experience developing:
- REST APIs
- Security data pipelines
- Strong scripting skills (Python/Bash/PowerShell)
- Linux system administration experience
- Understanding of:
- Secure coding
- NIST frameworks
- Zero Trust principles
Preferred Certifications
- OSCP
- CEH
- Security+
- CISSP
- Splunk Certification
- Linux certification
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