Network Security Engineer
Apply now »Date: Feb 2, 2026
Location: BENGALURU, KA, IN
Company: NTT DATA Services
Req ID: 354092
NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.
We are currently seeking a Network Security Engineer to join our team in BENGALURU, Karnātaka (IN-KA), India (IN).
- Network Security
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
About NTT DATA
NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.
Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us.
NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.
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