Make an impact with NTT DATA
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Your day at NTT DATA
The Network Engineer is a subject matter expert responsible for the operational design, implementation, maintenance, and optimization of enterprise network environments.
This is a hands-on, operational role, focused on stability, performance, and continuous improvement of network services primarily within Poland, with occasional participation in international initiatives.
Key responsibilities
- Design, implement, operate, and maintain LAN and WAN network environments.
- Configure, deploy, and manage network devices, primarily Cisco routers, switches, and wireless infrastructure.
- Operate and maintain routing and switching technologies, including VLANs, OSPF, BGP, QoS, and related enterprise protocols.
- Support and maintain WAN connectivity, including branch and campus networks.
- Perform incident handling, root cause analysis, and advanced troubleshooting of network issues.
- Monitor network performance and proactively identify stability or capacity risks.
- Maintain accurate and up-to-date network documentation (diagrams, configurations, operational procedures).
- Collaborate with internal teams and, when required, support international network-related projects.
- Contribute to continuous improvement of network standards and operational best practices.
Required skills and experience
- 3+ years of hands-on experience in a network engineering or network operations role.
- Language: Polish and English ( both mandatory)
- Strong knowledge of enterprise networking fundamentals (LAN/WAN).
- Practical experience with: Routing & switching (OSPF, BGP) ; VLANs, QoS; Wireless LAN environments
- Experience in operational network support and maintenance.
- Ability to troubleshoot complex network issues in production environments.
- Good documentation habits and the ability to clearly communicate technical topics.
- Good command of English, both spoken and written (international collaboration).
- Technologies: Main stack (must-have): Cisco networking technologies (routing, switching, wireless); Nice to have: Cisco SD-Access (SDA) and/or SD‑WAN; Fortinet (FortiGate / Fortinet ecosystem);
- Basic understanding of cloud networking concepts in: AWS and Microsoft Azure
- Certifications : CCNP Enterprise – preferred; CCNA or equivalent networking certification – beneficial; Other vendor certifications are a plus but not required
Workplace type:
Hybrid WorkingAbout 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 part of NTT Group, which invests over $3 billion each year in R&D.
Equal Opportunity Employer
NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.
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NTT DATA recruiters will never ask job seekers or candidates for payment or banking information during the recruitment process, for any reason. Please remain vigilant of third parties who may attempt to impersonate NTT DATA recruiters—whether in writing or by phone—in order to deceptively obtain personal data or money from you. All email communications from an NTT DATA recruiter will come from an @nttdata.com email address. If you suspect any fraudulent activity, please contact us.
Skills Required
- Bachelor's degree in Information Technology, Computer Science, or a related field
- Network Administration certification (Azure, Google, Amazon) preferred
- CompTIA Network+, CCNA, or JNCIA certifications beneficial
- CCIE, JNCIE, or equivalent certifications preferred
- Seasoned relevant experience in network engineering or related role
- Seasoned experience working in a networking environment
- Seasoned experience with network security
- Seasoned WAN and LAN experience
- Seasoned experience in wireless equipment and protocols
- Seasoned experience with cloud networking (AWS, Azure, etc.)
NTT DATA Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about NTT DATA and has not been reviewed or approved by NTT DATA.
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Fair & Transparent Compensation — Feedback suggests salary bands and grades are clearly defined, making ranges and promotion criteria easier to understand. Standardized HR processes provide visibility into levels across common delivery roles.
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Healthcare Strength — Feedback suggests the package includes comprehensive medical, dental, and vision options with HSA/FSA eligibility. Global materials emphasize comprehensive insurance and wellbeing as baseline offerings across regions.
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Wellbeing & Lifestyle Benefits — Flexible work options, including remote/hybrid arrangements, are highlighted as core benefits and can support work–life balance. Some delivery teams report more manageable hours than strategy consultancies, improving perceived value for time.
NTT DATA Insights
What We Do
NTT DATA, Inc. is a trusted global innovator of business and technology services. We're committed to helping clients innovate, optimize and transform for long-term success. Our R&D investments help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation and management of applications, infrastructure, and connectivity
