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Network Security Engineer

Job in Bengaluru, 560001, Bangalore, Karnataka, India
Listing for: NTT Data
Full Time position
Listed on 2026-02-08
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, Network Security, Cloud Computing
Job Description & How to Apply Below
Location: Bengaluru

What You'll Do In

The Role
Participate in security design, proof-of-concept testing, certification and onboarding of Armis Centrix IoT/OT security solution
Ensure vendors and contractors meet SLAs and delivery targets
Collaborate with cross-functional teams to discuss, review and design the solution and integration
Present designs/solutions to wider audience for input and review, including senior management or security teams
Create network diagrams and related documentation to propose solutions
Create new operational procedures/runbooks, as required
Identify opportunities to develop tools and automation of managed products
Diagnosis and troubleshooting of systems, networks, and applications as required
Collaborating with project managers and members of the enterprise networking, enterprise computing, end-user computing, and/or tech risk organizations
Provide expert level support for junior level operation teams on IoT/OT security solution
Liaise, manage and govern vendor of IoT/OT security solution to provide world-class level of services
On-call shift is required. D Part 2:
Scope of Role What you'll bring pre-set content based on tier framework + role-specific bullets
What You'll Bring To

The Role
Overall 10 years of total professional experience.
At least 5 years relevant experience would generally be expected to find the skills required for this role.
Hands-on experience with IoT/OT security solution (e.g. Armis Centrix, Forescout, Darktrace, Claroty)

Experience with UNIX/Linux administration & containers

Experience with Network Access Control (NAC) technologies, with particular focus on 802.1x and MAC Authentication Bypass (MAB), including Cisco ISE (or similar vendor solutions)
Experience working with automation and scripting (e.g. Python, Ansible, third-party vendor APIs)

Experience with networking fundamentals (e.g. VLANs, MPLS, BGP, Proxying)
Experience in deploying observability tools (e.g. Graphana, Prometheus)

Experience with large-scale network security design and documentation

Experience with threat detection and mitigation process for OT/IoT product
Experience supporting delivery of high profile projects to strict deadlines
What You'll Do In

The Role
Participate in security design, proof-of-concept testing, certification and onboarding of Armis Centrix IoT/OT security solution
Ensure vendors and contractors meet SLAs and delivery targets
Collaborate with cross-functional teams to discuss, review and design the solution and integration
Present designs/solutions to wider audience for input and review, including senior management or security teams
Create network diagrams and related documentation to propose solutions
Create new operational procedures/runbooks, as required
Identify opportunities to develop tools and automation of managed products
Diagnosis and troubleshooting of systems, networks, and applications as required
Collaborating with project managers and members of the enterprise networking, enterprise computing, end-user computing, and/or tech risk organizations
Provide expert level support for junior level operation teams on IoT/OT security solution
Liaise, manage and govern vendor of IoT/OT security solution to provide world-class level of services
On-call shift is required. D Part 2:
Scope of Role What you'll bring pre-set content based on tier framework + role-specific bullets
What You'll Bring To

The Role
Overall 10 years of total professional experience.
At least 5 years relevant experience would generally be expected to find the skills required for this role.
Hands-on experience with IoT/OT security solution (e.g. Armis Centrix, Forescout, Darktrace, Claroty)

Experience with UNIX/Linux administration & containers

Experience with Network Access Control (NAC) technologies, with particular focus on 802.1x and MAC Authentication Bypass (MAB), including Cisco ISE (or similar vendor solutions)
Experience working with automation and scripting (e.g. Python, Ansible, third-party vendor APIs)

Experience with networking fundamentals (e.g. VLANs, MPLS, BGP, Proxying)
Experience in deploying observability tools (e.g. Graphana, Prometheus)

Experience with large-scale network security design and documentation

Experience with threat detection and mitigation process for OT/IoT product
Experience supporting delivery of high profile projects to strict deadlines
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