Tata Consultancy Services is an equal opportunity employer, our commitment to diversity & inclusion drives our efforts to provide equal opportunity to all candidates who meet our required knowledge & competency needs, irrespective of any socio-economic background, race, color, national origin, religion, sex, gender identity/expression, age, marital status, disability, sexual orientation or any others.
We encourage anyone interested to build a career in TCS to participate in our recruitment & selection process.TCS is seeking skilled professionals to join our team as aNetwork Access Control.Responsibilities:Design and Manage Network Access Control Policies:Develop and enforce comprehensive NAC policies to ensure the security and integrity of our network.Deploy and Maintain Authentication Systems:Implement and manage network authentication systems, with a focus on Aruba Clear Pass, to support micro-segmentation and zero-trust architectures.Incident Response:Act as a key responder to network security incidents, ensuring the effectiveness and resilience of our access control systems.System Monitoring and Optimization:Continuously monitor, analyze, and optimize our NAC solutions to ensure they are performing effectively and meeting security requirements.Collaboration:Work closely with other IT and security teams to integrate NAC solutions with other security tools and to ensure a cohesive security strategy.Documentation:Create and maintain detailed documentation of NAC configurations, policies, and procedures.Technical/Functional Skills:Clear Pass Policy Manager (CPPM):In-depth knowledge of Clear Pass for network access control (NAC), authentication,



authorization and accounting (AAA).
This is critical for Zero Trust security.Network Security Principles:Strong understanding of security best practices, including firewalls, intrusion detection/prevention systems (IDS/IPS), VPNs and security auditing.Zero Trust Security:Knowledge of Zero Trust principles and how to implement them using Aruba Clear Pass and other security tools.
This includes micro‐segmentation and continuous authentication.Authentication & Authorization:Expertise in configuring and managing authentication protocols (e.g., ***** X, RADIUS, TACACS+) and authorization policies.Security Compliance:Familiarity with relevant security compliance standards (e.g., GDPR, HIPAA, PCI DSS) and how to configure Aruba ESP to meet those standards.Threat Detection & Response:Skills in identifying and responding to security threats, including malware, phishing attacks, and denial‐of‐service attacks.
Integration with SIEM (Security Information and Event Management) systems is often important.Automation & Scripting:It would be beneficial a proficiency in scripting/Ia C languages for automating network configuration, monitoring, and troubleshooting tasks, including interaction with Aruba APIsQualifications:Advanced knowledge of EnglishBachelor's degree in Computer Science, Information Technology, or a related field.3 + years of experience in network engineering, with a focus on operations.Familiarity with network monitoring and analytics tools.Work modality: On site or HybridCandidate must be located in or willing to relocate to Querétaro.
it will be requested to attend office at least 3 days per week.

📌 Network Engineer (Baja California)
🏢 Tata Consultancy Services
📍 Baja California