Company Description NS3TechSolutions Private Limited is a technology and system integration company focused on building secure, reliable, and high-performing IT environments for contemporary enterprises. With over seven years of industry experience, the team combines expertise in networking, cybersecurity, IT infrastructure, cloud, and managed services to address complex technology challenges. The company delivers end-to-end solutions across enterprise networking, security operations, data center infrastructure, cloud connectivity, and managed IT support.

NS3TechSolutions is ISO 9001 and ISO 27001 certified and partners with leading OEMs to design solutions around real customer requirements rather than products. The organization emphasizes technical expertise, accountability, and long-term customer trust.

Role Description The Senior Network Security Engineer is a full-time, on-site role based in Agra, responsible for designing, implementing, and securing enterprise network environments. Day-to-day work includes configuring and managing routing, switching, wireless, and firewall solutions, as well as hardening network infrastructure to protect against internal and external threats. The role involves conducting security assessments, monitoring network and security events, responding to incidents, and coordinating remediation activities.

The engineer collaborates with architects, system integrators,



and customers to translate business requirements into secure network designs, prepares technical documentation, and supports deployments and upgrades. The position also includes mentoring junior team members, optimizing network performance, and ensuring compliance with security standards and best practices.

Qualifications

- Candidates should possess strong skills in Network Engineering and Network Administration for designing, deploying, and managing complex enterprise networks.
- Candidates should possess advanced Network Security and Cybersecurity skills for securing infrastructures, managing firewalls, and handling security incidents.
- Candidates should possess solid Information Security knowledge, including security frameworks, policies, risk management, and compliance practices.
- Relevant certifications such as CCNP/CCIE, NSE, CISSP, CISM, or equivalent are highly beneficial.
- Experience with enterprise routing/switching platforms, firewalls, VPNs, IDS/IPS, and security monitoring tools is preferred.
- Strong analytical, troubleshooting, and documentation skills, with the ability to collaborate effectively across technical and non-technical stakeholders.
- Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.

📌 Senior Network Security Engineer (Gurugram)
🏢 NS3TechSolutions Private
📍 Gurugram