Senior Network Security Engineer - Cloud & Connectivity Security

Principal I, Connectivity Security

Summary of Position:

We are seeking a highly skilled and experienced Senior Network Security Engineer with a strong background in cloud security to join our dynamic IT team. This role will be responsible for designing, implementing, and maintaining robust network security solutions across both on-premises and cloud environments. The ideal candidate will possess deep technical expertise, leadership abilities, and a passion for protecting organizational assets from evolving cyber threats.

Key Responsibilities:

• Design, deploy, and manage enterprise-level network security architectures, including firewalls, intrusion detection/prevention systems (IDS/IPS), VPNs, and secure connectivity solutions.
• Lead cloud security initiatives, ensuring the protection of data and services in public, private, and hybrid cloud environments (e.g., Azure, AWS, Google Cloud).
• Conduct risk assessments and penetration testing to identify and remediate security gaps.
• Develop and enforce security policies, standards, and procedures for network and cloud resources.
• Provide full life-cycle support for network security environments.
• Collaborate with IT, DevOps, and cloud engineering teams to integrate security best practices into application and infrastructure deployment pipelines.
• Monitor network and cloud environments and respond rapidly to incidents investigations as needed.
• Stay updated on the latest threats, trends, and technologies in network and cloud security; recommend and implement improvements.
• Provide mentorship and technical guidance to junior engineers and team members.
• Prepare documentation, reports, and presentations for both technical and non-technical stakeholders.

Key Requirements/Minimum Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related field (Master’s preferred).
• 5+ years of experience in network security engineering, with at least 2 years focused on cloud security.
• Expertise in configuring and managing firewalls, IDS/IPS, VPNs, and network monitoring tools.
• In-depth knowledge of cloud security principles, controls, and technologies (e.g., IAM, encryption, security groups, cloud-native security tools).
• Hands-on experience with at least one major cloud platform (Azure, AWS, or Google Cloud).
• Hands-on experience with NG Firewall platforms.
• Hands-on experience with Zscaler and similar platforms
• Familiarity with regulatory compliance frameworks (e.g., PCI-DSS, HIPAA, GDPR) and security standards (e.g., NIST, ISO 27001) a plus.
• Strong scripting and automation skills (Python, PowerShell, or equivalent) for security orchestration.
• Relevant certifications preferred (e.g., CISSP, CCSP, AWS Certified Security – Specialty, Azure Security Engineer Associate).
• Excellent analytical, problem-solving, and communication skills.
• Must speak fluent English.

Preferred Skills

• Experience with container security (Docker, Kubernetes).
• Knowledge of zero trust architectures and micro-segmentation.
• Experience in Python or other scripting languages.
• Ability to work in fast-paced, collaborative environments and manage multiple priorities.

Work hours: 11 AM to 8 PM IST

Relocation assistance: Yes

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Alcon is an Equal Opportunity Employer and takes pride in maintaining a diverse environment. We do not discriminate in recruitment, hiring, training, promotion or other employment practices for reasons of race, color, religion, gender, national origin, age, sexual orientation, gender identity, marital status, disability, or any other reason.

Experience Level

Senior Level