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Staff IT Network Engineer

IT Security Guindy, Chennai, Tamil Nadu

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Description

 At Gigamon, our purpose is to protect the hybrid networks and data of the largest, most complex organizations on the planet. Certified as a Great Place to Work, we offer a deep observability pipeline that efficiently delivers network-derived intelligence to cloud, security, and observability tools. This helps our customers to eliminate security blind spots, optimize network traffic, and dramatically reduce tool cost and complexity, enabling them to better secure and manage their hybrid cloud infrastructure. Gigamon has served more than 4,000 customers worldwide, including over 80 percent of Fortune 100 enterprises, 9 of the 10 largest mobile network providers, and hundreds of governments and educational organizations.
As a Staff Network Systems Engineer on the Network Operations & Infrastructure team, you will be a senior technical leader responsible for the design, implementation, and ongoing reliability of Gigamon’s global network. You will support engineering, corporate, and lab environments, ensuring high availability, performance, and resiliency across offices, labs, data centers, and co-location facilities. In this role, you will own complex projects and critical incident response while driving modernization and standardization of network practices. You will collaborate closely with security, cloud, and cross-functional stakeholders to deliver robust, scalable connectivity that underpins Gigamon’s business and product development.

What you’ll do

  • Design, implement, and support multi-site enterprise network infrastructure across offices, labs, data centers, and co-location environments.
  • Maintain high availability, performance, and stability of network services supporting engineering, corporate, and lab environments.
  • Lead delivery of complex network projects, including new site buildouts, lab infrastructure upgrades, co-location and data center changes, and infrastructure decommissioning.
  • Serve as a senior escalation resource for network operations, outages, performance issues, and complex troubleshooting, including incident restoration, root cause communication, and follow-through.
  • Engineer and maintain secure connectivity services including firewalls, remote access VPN, site-to-site VPN, and related network security controls.
  • Support network services for cloud and hybrid environments, including DNS, VLAN, VPC, and public cloud connectivity requirements.
  • Drive proactive monitoring, alerting, and service health visibility using operational monitoring platforms and performance data.
  • Perform capacity planning and recommend improvements that increase resiliency, reduce operational friction, and support evolving infrastructure needs.
  • Lead network deployment activities for new facilities, lab expansions, and infrastructure refreshes, including architecture input, hardware planning, rack and wiring coordination, and implementation oversight.
  • Partner with security and compliance stakeholders to align infrastructure changes with risk, policy, and audit requirements.
  • Establish, document, and promote network standards, operational discipline, and best practices across the team.
  • Provide technical leadership for network modernization initiatives spanning routing, switching, wireless, firewall, VPN, DNS, VLAN, SD-WAN, and cloud networking domains, including oversight of implementation quality and vendor engagement.

What you’ve done

  • Acquired a minimum of 5 years of progressively responsible experience in network engineering, network systems engineering, or network operations in an enterprise environment.
  • Developed strong hands-on expertise with routing, switching, TCP/IP, IPv4/IPv6, VLANs, VPNs, firewalls, wireless, and network troubleshooting.
  • Supported global or multi-site network environments spanning offices, labs, data centers, or co-location facilities.
  • Utilized network monitoring and operational tools to detect, triage, and resolve service issues in high-impact environments.
  • Led infrastructure implementations, upgrades, or lifecycle projects from planning through operational handoff.
  • Communicated clearly and effectively during incidents, coordinating across teams and driving issues to closure.
  • (Preferred) Gained 7+ years of experience in enterprise network engineering or infrastructure operations.
  • (Preferred) Worked with Palo Alto firewalls, GlobalProtect, and modern network security practices.
  • (Preferred) Worked with Cisco enterprise networking platforms, including routing, switching, and wireless technologies.
  • (Preferred) Gained familiarity with AWS, Azure, VPC networking, and hybrid cloud connectivity models.
  • (Preferred) Supported engineering lab environments or infrastructure that underpins product development and validation workflows.
  • (Preferred) Earned relevant certifications such as CCNP, Palo Alto certifications, or comparable networking/security credentials.

Who you are

  • A technically strong, hands-on engineer who is comfortable owning critical network issues end-to-end.
  • Operationally mature, with a strong focus on reliability, resiliency, and continuous improvement in production environments.
  • Able to balance day-to-day operational demands with longer-term infrastructure delivery and modernization initiatives.
  • An effective collaborator who partners well with security, cloud, engineering, and external vendors to achieve shared outcomes.
  • Detail-oriented and disciplined in documentation, standards adherence, and change management.
  • Calm and clear under pressure, with the ability to lead complex implementations and incident response while maintaining strong communication with stakeholders.

As an equal opportunity employer, all applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, national origin, age, sexual orientation, disability, veteran status, genetic information, or any other protected characteristic under applicable federal, state, and/or local law. For more information, please refer to Know Your Rights: Workplace Discrimination is Illegal.

We are committed to providing reasonable accommodation for all qualified individuals with disabilities. If you require a reasonable accommodation, please contact us at (669) 240-2248.

If your experience and skills closely match our job description but may not necessarily fulfill all requirements, please still apply. Gigamon is on a continued mission to grow and scale an innovative organization. We believe this is best achieved by hiring, celebrating, and respecting people with diverse backgrounds, skills, perspectives, and experiences.

The privacy rights of all individuals including job applicants and candidates are very important to us. Our Gigamon Applicant Privacy Policy, will inform you about how Gigamon Inc. and its direct and indirect subsidiaries collect, use, store, or otherwise process personal information about job applicants and candidates, including through your access and/or use of our careers website and third-party job websites (e.g. LinkedIn, Indeed, Glassdoor, Naukri, etc.).

We may use automated tools, including AI-based systems, to help screen and evaluate application materials for this role. These tools are designed to assess job-related qualifications only and do not make final hiring decisions; human reviewers remain involved in the process. Further, Gigamon uses Jobvite, developed by Employ, to screen and evaluate all Gigamon applicant resumes. The system analyzes resumes for skills, experience, and qualifications and processes employment history, education, and skills. This AI-based system is used for all Gigamon positions. For questions, contact [email protected]. You have the right to request reasonable accommodation; to do so, please send a message to [email protected].

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