Technical Support Specialist

Nokia; Bengaluru; On-site; INR 2,500,000 - 4,000,000; Full time

Job summary

Nokia is seeking a Technical Support Specialist to manage lifecycle and performance of network services, including firewalls, DNS, and secure connectivity for global offices. You will troubleshoot complex issues in a 24x7 environment and coordinate with cross-functional teams to ensure reliable security services.

Ideal candidates have 10+ years in network services, strong knowledge of TCP/IP, DNS, VPN, TLS, and hands-on FortiGate/Palo Alto experience, with relevant certifications.

Qualifications

• Bachelor's degree in Telecommunications, IT or Computer Science with 10+ years in network services.
• Experience designing/configuring and deploying complex networks with strong communication skills.
• Deep knowledge of TCP/IP, DNS, VRF, IPsec, TLS and routing protocols like OSPF, BGP.

Responsibilities

• Provide expert technical support for incidents, problems and changes in network services.
• Analyze and resolve production network issues and coordinate with cross-functional teams.
• Design, deploy and manage FortiGate/Palo Alto firewalls and SASE to enhance security.
• Mentor juniors and collaborate with external providers for complex resolutions.

Skills

Advanced networking design

Firewall configuration

DNS VPN TLS

SASE security

Network monitoring

Scripting automation

Education

Bachelor's degree in Telecommunications/Information Technology/Computer Science

Tools

FortiGate Firewall

Palo Alto Firewall

Zscaler SASE

Nokia Router knowledge

Job description

Job Description

As a Technical Support Specialist within Nokia's Networks team, you will play a critical role in managing the lifecycle and performance of our network services, including firewalls, DNS, and secure connectivity for our global offices and partners. Working in a dynamic 24x7 environment, you will troubleshoot complex network issues, coordinate with cross-functional teams, and ensure reliable operation of IT network security services.

As a Technical Support Specialist within Nokia's Networks team, you will play a critical role in managing the lifecycle and performance of our network services, including firewalls, DNS, and secure connectivity for our global offices and partners. Working in a dynamic 24x7 environment, you will troubleshoot complex network issues, coordinate with cross-functional teams, and ensure reliable operation of IT network security services.

How You Will Contribute And What You Will Learn

• Provide expert technical support for incident, problem, and change management across IT network technologies.
• Analyze and resolve production network issues while coordinating with cross-functional technical teams.
• Administer service requests and execute network changes for escalated or priority incidents and Own incident resolution processes, ensuring timely updates and thorough root cause analysis documentation.
• Design, deploy, and manage advanced firewall and SASE solutions to enhance network security and Conduct regular security assessments to maintain compliance with industry standards and propose preventive actions.
• Mentor junior team members and provide technical guidance in network security practices and Collaborate with external service providers and OEMs for complex issue resolution and remote implementation support.

Key Skills And Experience

Must-Have

• Bachelors’ degree or engineering degree in Telecommunications/Information Technology/Computer Science or equivalent with Minimum of 10+ years’ experience in Network services, deep knowledge of and management in complex environment
• Experience in network designs/configurations, managing, supporting and deploying network infrastructures and Strong communication and interpersonal skills, with the ability to work effectively in a team-oriented environment and ability to diagnose network alerts, events or issues
• Good understanding on network technologies TCP/IP, VRRP, DNS, ARP, STP, Trunking, & Port Channeling, VRF, IPsec and TLS and Proficient in Standard Routing Protocols such as OSPF, ISIS, BGP, Route Policy, QoS, VRRP, Multicast, LDP and MPLS.
• Experience with security monitoring and analysis tools and Excellent problem-solving skills and attention to detail.
• Hands‑on experience in handling FortiGate Firewall, Palo Alto Firewall and proxy or equivalent and Relevant certifications (e.g., Fortinet NSE, CISSP, CISM).
• Hands‑on experience in handling Zscaler SASE solution and support and Familiarity with network security principles and practices and Knowledge of scripting and automation tools for network management
• Ability to acquire Nokia Router product knowledge, learn CLI and deployment would be highly desirable and Good knowledge on Enterprise WAN, LAN, wireless network, virtualization, load balancer

Nice-To-Have

• Requirement gathering experience and Understanding of ITIL processes
• Excellent verbal and written communication skills in English.

About Us

Advancing connectivity to secure a brighter world.

Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.

Learn more about life at Nokia .

Our recruitment process

We act inclusively and respect the uniqueness of people. Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law. We are committed to a culture of inclusion built upon our core value of respect.

If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply. Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.

The length of the recruitment process may vary depending on the specific role's requirements. We strive to ensure a smooth and inclusive experience for all candidates. Discover more about the recruitment process at Nokia .