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The Junior Security Design Engineer role at NTT DATA involves assisting senior engineers with architecture diagrams and documentation while learning security design principles. Candidates should have a bachelor's degree in a related field and 1-3 years of experience in cybersecurity or IT security roles. The position offers opportunities for professional growth and development in a supportive environment.
Job Responsibility:
Assist senior engineers with architecture diagrams and documentation under supervision
Learn security design principles, patterns, and best practices
Support creation of network diagrams, data flow diagrams, and security zone models
Contribute to documenting design decisions and observe architecture reviews
Create and maintain accurate technical documentation and diagrams using Visio/Lucidchart
Document security configuration requirements and implementation procedures
Maintain design repositories, version control, and quality-check deliverables
Research security technologies (firewalls, IDS/IPS, SIEM, endpoint protection) and vendor products
Assist with technology evaluations, comparison matrices, and proof-of-concept planning
Maintain knowledge base of security tools and deployment architectures
Learn concepts like firewalls, VPNs, segmentation, DMZ, and TCP/IP networking
Assist with basic network security documentation and diagrams
Document baseline configurations for servers, workstations, and network devices
Learn CIS Benchmarks, hardening standards, and compliance requirements
Maintain configuration guides, SOPs, and secure build documentation
Requirements:
Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related field
Minimum 1–3 years of experience in cybersecurity or IT security roles
Understanding of TCP/IP, DNS, DHCP, routing, and switching fundamentals
Basic Windows and Linux administration and command line
Ability to learn and use Visio, Lucidchart, draw.io, or similar
Experience in documenting security diagrams or security processes
Basic VM creation and configuration skills
Ability to learn complex technical concepts through study and practice
Self-motivated with curiosity about security technologies and design
Team collaboration and professional conduct
Excellent command of both spoken and written English
Nice to have:
Networking certifications such as Network+ or CCNA - Preferred
Security+ or working toward within 12 months - Preferred
Oriented to learn and get certified in CCNA Security, SSCP, or security architecture
What we offer:
Smooth integration and a supportive mentor
Pick your working style: choose from Remote, Hybrid or Office work opportunities
Projects have different working hours to suit your needs
Sponsored certifications, trainings and top e-learning platforms
Private Health Insurance
Individual coaching sessions or joining our accredited Coaching School