Senior Network Security Automation Engineer

About 3Pillar

3Pillar is an AI transformation partner dedicated to helping enterprises build AI-native products and intelligent agents that will define the next era of business. With a global presence across North America, Europe, Latin America, and Asia, 3Pillar collaborates with ambitious companies in financial services, healthcare, media, and technology. Their HelixAI platform and Helix Pods delivery model place engineers at the center of agentic transformation, focusing on open, portable, and enduring solutions.

The Role: Senior Network Security Automation Engineer

As an experienced Senior Network Security Automation Engineer, you will drive security strategy within engagements and influence broader practice standards. You will shape how security automation is designed and delivered, mentor senior team members, and lead complex security initiatives. A key expectation is the proficient daily use of AI-powered tools integrated into core workflows, including evaluating their effectiveness, identifying use cases, and championing AI-assisted practices.

Relevant Platforms & Tools:

• Proficient in: GitHub Copilot, Cursor, Claude Code, OpenAI Codex.
• Regular use of: AI-powered SIEM/SOAR platforms, AI threat detection and response, intelligent vulnerability scanning (Snyk AI, SonarQube AI), AI-driven compliance monitoring.
• Leverages Claude, ChatGPT, and similar LLMs for security policy analysis, threat modeling, and incident documentation.

KEY RESPONSIBILITIES:

• Drive security automation strategy for complex engagements, embedding an audit-by-construction methodology into CI/CD pipelines for continuous compliance.
• Architect scalable security solutions for cloud-native and hybrid environments, specializing in the design and governance of secure Azure Landing Zones.
• Lead the design of enterprise-grade security platforms, engineering robust tenant isolation strategies to mitigate cross-tenant risks in multi-tenant architectures.
• Contribute to compliance strategy and data privacy by implementing automated PII protection mechanisms (e.g., masking, tokenization) and preparing environments for frictionless audits.
• Govern identity and access management by developing comprehensive Role-Based Access Control (RBAC) models that enforce the principle of least privilege across all systems.
• Mentor senior and mid-level security engineers, developing talent.
• Manage stakeholder relationships, providing security risk insights to leadership.
• Champion security automation best practices and continuous improvement.
• Evaluate emerging security technologies and threat landscapes.
• Lead red team/blue team exercises and security assessment programs.
• Contribute to compliance strategy and audit preparation.
• Design security metrics and reporting frameworks.

DESIRED CAPABILITIES:

• Leadership skills
• Mentoring and coaching abilities
• Strategic thinking and decision-making skills
• Stakeholder management and collaboration
• Ability to motivate and inspire team members
• Continuous improvement mindset
• Deep understanding of the threat landscape

MINIMUM QUALIFICATIONS:

• Bachelor’s degree in Computer Science, Cybersecurity, IT, or related field.
• Minimum of 5-7 years of experience in network security and security automation.
• Expertise in designing and implementing enterprise security automation platforms.
• Deep knowledge of security operations, threat detection, and incident response.
• Experience with security architecture for cloud-native applications.
• Strong leadership and mentoring capabilities.
• Advanced understanding of compliance frameworks and regulatory requirements.
• Experience with security risk assessment and management.
• Outstanding English communication skills.

ADDITIONAL EXPERIENCE DESIRED:

• Advanced certifications (CISSP, CISM, GIAC Expert-level).
• Experience with security program management.
• Knowledge of AI-driven security operations.
• Track record of building security automation teams.

BENEFITS:

• Medical Insurance benefits as per company policy.
• Life Insurance as per company policy.
• 12 days of paid vacation, sick leave and paid holidays as per local law.
• Paternity and maternity leave as per local law.
• Marriage, bereavement and graduation leaves as per company policy.
• Christmas bonus as per local law.
• Saving Fund “Asociacion Solidarista”.
• Beach house (Managed by the Asociacion Solidarista).
• Discounts in local shops.
• Direct deposit of payroll.
• Paid professional certifications.

What is it like to work at 3Pillar?
At 3Pillar, we create an environment where people can do their best work while maintaining a healthy work-life balance.

• Flexibility & Well-being: Our remote-first approach gives you the flexibility to work where you perform best, while prioritizing your well-being and personal commitments.
• Global Community: Collaborate with talented colleagues across the globe in a culture built on connection, support, and shared success.
• Your Voice Matters: We foster open communication and multiple feedback channels, ensuring every employee has the opportunity to be heard and make an impact.
• Growth & Development: Gain exposure to diverse clients, industries, and challenges that accelerate learning and career growth.

Our culture is guided by four core values: Collaboration, Outperform, Respect, and Evolve—the principles that shape how we work, grow, and succeed together.