Security-Centric Network Engineer
1 week ago
We are seeking a seasoned professional to fill the role of Enterprise Network Security Architect. This position is ideal for an individual with extensive knowledge in network infrastructure design, implementation, and maintenance.Key Responsibilities:Design, implement, and maintain corporate network infrastructure prioritizing security, reliability, and scalability.Lead deployments and architecture design expert in RADIUS/802.1X authentication, EAP-TLS, TrustSec policies, TACACS, and AAA configuration on NADs.Oversee and tune guest/sponsor portals, BYOD onboarding, and custom portal solutions for secure and flexible network access.Plan, document, and execute upgrades, patch management, gold star release evaluation, and regulatory compliance.Integrate network systems with Azure/Intune, Active Directory, and third-party ecosystems for device identity/posture, application access, and security controls.Manage end-to-end certificate lifecycle for network services, portals, and device authentication (CSR generation, CA signing, binding, backups, expiry management).Administer TACACS for secure device management and policy-based access to network infrastructure.Automate network management with Python, Ansible, and REST APIs; create workflows with Cisco DNA Center (DNAC), automate inventory sync with CMDB (Freshworks, ServiceNow), and ensure API governance.Implement and support SD-Access solutions, including segmentation, policy deployment, and campus fabric operations.Troubleshoot complex wireless and wired network issues, conduct log analysis, resolve authentication failures, and optimize LAN/WAN performance. Required Skills and Qualifications:Advanced proficiency in Cisco ISE administration, DNA Center, SD-Access, LAN/WAN, wireless networks, and 802.1X protocols.Deep understanding of RADIUS, EAP-TLS, TrustSec, TACACS, AAA policies, and NAD configuration.Hands-on experience with ISE portals, certificate management, upgrade procedures, regulatory compliance, and security patching.Familiarity with ITSM tools (JIRA, Freshworks/Freshservice, ServiceNow) and cloud integration (Azure, AWS).Proven automation skills using Python, Ansible, REST APIs; experience integrating with ITSM tools (JIRA, Freshworks/Freshservice, ServiceNow) and cloud platforms (Azure, AWS).Strong troubleshooting, documentation, and time zone coordination abilities; effective communicator with cross-functional and global teams.
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Network Security Engineer
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Kolkata, India Lexmark Full timeDescription :Our technology is outstanding, but it’s the talented, diverse, and driven people behind our company who make it all happen. Our employees have the determination to go further, the adaptability to adjust to an ever-changing global market, the heart to stay passionate and personally invested, and the mind to know when to step back and put it all...
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Secure Network Engineer
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kolkata, India beBeeNetwork Full timeCisco ISE Network EngineerWe are seeking a seasoned Network Security Engineer to lead the design, implementation, and maintenance of our corporate network infrastructure. The ideal candidate will have expertise in Cisco ISE administration, DNA Center, SD-Access, LAN/WAN, wireless networks, and 802.1X protocols.About the RoleDesign and Implement Secure...
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Greater Kolkata Area, India Escalent Full time ₹ 5,00,000 - ₹ 25,00,000 per yearWho We AreEscalent is an award-winning data analytics and advisory firm that helps clients understand human and market behaviors to navigate disruption. As catalysts of progress for more than 40 years, our strategies guide the world's leading brands. We accelerate growth by creating a seamless flow between primary, secondary, syndicated, and internal...
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Kolkata, India Lexmark Full timeDescription :Our technology is outstanding, but it’s the talented, diverse, and driven people behind our company who make it all happen. Our employees have the determination to go further, the adaptability to adjust to an ever-changing global market, the heart to stay passionate and personally invested, and the mind to know when to step back and put it all...
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Kolkata, West Bengal, India Lexmark Full timeLexmark is now a proud part of Xerox, bringing together two trusted names and decades of expertise into a bold and shared vision.When you join us, you step into a technology ecosystem where your ideas, skills, and ambition can shape what comes next. Whether you're just starting out or leading at the highest levels, this is a place to grow, stretch, and make...
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Kolkata, India Weekday AI Full timeThis role is for one of the Weekday's clients Min Experience: 3 years Location: Kolkata, Gujarat JobType: full-time We are seeking a highly skilled and proactive Network Engineer with 3–7 years of hands-on experience in managing, configuring, and optimizing enterprise network infrastructure. The ideal candidate will possess a strong foundation in...
