Senior Network Security Automation Engineer

About 3Pillar

3Pillar is an AI transformation partner dedicated to helping enterprises build the AI-native products and intelligent agents defining the next era of business. With global teams, we collaborate with ambitious companies in financial services, healthcare, media, and technology to accelerate modernization and compete effectively. Our HelixAI platform and Helix Pods delivery model place our engineers at the forefront of agentic transformation.

The Role

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

Relevant Platforms & AI 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.
• Contribute to compliance strategy and data privacy by implementing automated PII protection mechanisms and preparing environments for audits.
• Govern identity and access management by developing comprehensive Role-Based Access Control (RBAC) models.
• Mentor senior and mid-level security engineers.
• Manage stakeholder relationships and provide 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

• Vacations (per law from first anniversary).
• Discretionary Time Off.
• 26 days of Christmas bonus.
• Food coupons.
• Major medical insurance.
• Life Insurance (optional).
• Savings box (optional).
• Law benefits: IMSS, Afore, Infonavit.
• Career plan for growth and future planning.
• Home Office.
• Internal Trainings.
• Support with external trainings and certifications.
• Referrals bonus.

Working at 3Pillar

• Flexibility & Well-being: Remote-first approach prioritizing work-life balance.
• Global Community: Collaborate with talented colleagues worldwide.
• Your Voice Matters: Open communication and feedback channels.
• Growth & Development: Exposure to diverse clients, industries, and challenges.

Our culture is guided by Collaboration, Outperform, Respect, and Evolve.