Senior Network Engineer

MKS Instruments; Gurugram District; On-site; INR 2,500,000 - 4,000,000; Full time

Job summary

MKS Instruments is seeking a seasoned Network Engineer in India to troubleshoot, configure, and maintain enterprise network infrastructure and security devices. You will ensure high availability, performance, and security across the network, handling escalated incidents and documenting resolutions.

The role requires 10+ years of experience, strong firewall and VPN expertise, and certifications such as PCNSE, CCNP, and Fortinet NSE.

Qualifications

• 10+ years of experience in network engineering and security.
• Bachelor’s degree in IT/CS or related field.
• Certifications preferred: PCNSE, CCNP, Fortinet NSE, Z-Scaler Certified.

Responsibilities

• Handle escalated network incidents and service requests from Level 1.
• Configure, troubleshoot, and maintain Firewalls, VPN and Secure Access, Switching & Routing.
• Implement network security policies and firewall rules.
• Collaborate with security teams for threat mitigation and compliance.
• Document configurations, changes, and troubleshooting steps.
• Participate in major incident calls and provide technical expertise.

Skills

Firewall technologies

Palo Alto Networks

Cisco routers and switches

Prisma Access

Z-Scaler

Fortinet firewalls

Juniper firewalls

VPN technologies

SSL/TLS

Network monitoring

ITSM tools

Education

Bachelor’s degree in IT/Computer Science

Tools

Palo Alto Panorama

Prisma Access

Z-Scaler

HP Aruba networking solutions

Job description

A Day in Your Life at MKS:

The Network Engineer is responsible for advanced troubleshooting, configuration, and maintenance of network infrastructure and security devices. This role ensures high availability, performance, and security of enterprise networks.

You Will Make an Impact By:

• Handle escalated network incidents and service requests from Level 1.

• Configure, troubleshoot, and maintain:

• Firewalls: Palo Alto, Fortinet, Juniper

• VPN and Secure Access: Prisma, Z-Scaler

• Switching & Routing: Cisco, HP Aruba

• Perform advanced diagnostics and resolve connectivity issues.

• Implement network security policies and firewall rules.

• Collaborate with security teams for threat mitigation and compliance.

• Document configurations, changes, and troubleshooting steps.

• Participate in major incident calls and provide technical expertise.

Skills You Bring:

• Strong understanding of firewall technologies and security best practices.

• Hands-on experience with:

• Palo Alto Networks (including Panorama)

• Cisco routers and switches

• Prisma Access and Z-Scaler

• HP Aruba networking solutions

• Fortinet and Juniper firewalls

• Knowledge of VPN technologies, SSL/TLS, and secure remote access.

• Familiarity with network monitoring and ITSM tools.

• Ability to work under pressure and resolve complex issues quickly.

• Bachelor’s degree in IT/Computer Science or related field.

• 10+ years of experience in network engineering and security.

• Certifications preferred:

• PCNSE (Palo Alto Certified Network Security Engineer)

• CCNP (Cisco Certified Network Professional)

• Fortinet NSE

• Z-Scaler Certified Professional

#LI-MK1

Globally, our policy is to recruit individuals from wide and diverse backgrounds. However, certain positions require access to controlled goods and technologies subject to various export control regulations. Applicants for these positions may be limited (by, for example, their countries of citizenship, country of origin, or immigration status) where required by law or governmental contact, and/or employment made contingent upon the issuance of appropriate governmental licensing.

MKS Inc. and its affiliates and subsidiaries (“MKS”) is an affirmative action and equal opportunity employer: diverse candidates are encouraged to apply. We win as a team and are committed to recruiting and hiring qualified applicants regardless of race, color, national origin, sex (including pregnancy and pregnancy-related conditions), religion, age, ancestry, physical or mental disability or handicap, marital status, membership in the uniformed services, veteran status, sexual orientation, gender identity or expression, genetic information, or any other category protected by applicable law. Hiring decisions are based on merit, qualifications and business needs. We conduct background checks and drug screens, in accordance with applicable law and company policies. MKS is generally only hiring candidates who reside in states where we are registered to do business.

MKS is committed to working with and providing reasonable accommodations to qualified individuals with disabilities. If you need a reasonable accommodation during the application or interview process due to a disability, please contact us at [e-mail].