Senior Network Engineer (R-19680)

Warsaw - PolandSenior8+ years

Shape the Future with Dun & Bradstreet

At Dun & Bradstreet, we believe data has the power to create a better tomorrow. As a global leader in business decisioning data and analytics, we help companies worldwide grow, manage risk, and innovate. For over 180 years, businesses have trusted us to turn uncertainty into opportunity. We’re a diverse, global team that values creativity, collaboration, and bold ideas. Are you ready to make an impact and help shape what’s next? Join us! Explore opportunities at dnb.com/careers.

The Senior Network Engineer serves as a technical leader in the design, implementation, and optimization of our enterprise and cloud network infrastructure. This role partners closely with Technology leadership, engineers, and end users to deliver secure, scalable, and high-performing network solutions with a strong focus on AWS and Google Cloud Platform (GCP).

Responsibilities:

Define cloud network requirements, establish architecture, and create detailed designs and standards that meet business goals.

Manage and support LAN/WAN implementations and configurations, including routing, switching, firewalls, wireless, voice, and video solutions.

Provide leadership in managing network infrastructure and related support organizations, including MSPs, cloud providers, and communications vendors.

Perform root-cause analysis and problem resolution; provide recommendations, build consensus, and execute solutions.

Recommend appropriate courses of action to network infrastructure engineers, NOC, MSPs, and IT management on technical and operational issues

Essential skills and/or Certifications:

Bachelor’s Degree in Computer Science, Information Systems, or other related field

Minimum 8 years of experience in network engineering

Expert knowledge of enterprise-level cloud architecture with a focus on network design and
implementation (AWS and GCP, with a focus on GCP).

Networking certifications such as CCNA, CCNP, or equivalent is preferred

Expert knowledge of network infrastructure, protocols, and standards; VPN access; firewalls;
proxies; and other security appliances and solutions.

Thorough knowledge of Cisco routers and switches, HSRP, GLBP, VSS, multi-VRF, BGP, MPLS,
OSPF, TCP/IP, DNS, NTP, SNMP, Cisco wireless (WLC & ISE), and Windows networking.

Experience deploying and managing AWS VPCs and Direct Connect and enterprise-level GCP
VPCs.

Experience with high-level programming languages such as Python or Java, or familiarity with
Infrastructure as Code (e.g., Terraform).

Experience using Ansible to automate network configuration standardization.

Understanding of NOC operations and the ability to manage day-to-day incidents and problem
resolution.

Experience implementing proactive network management and monitoring solutions.

Strong knowledge of business environments, network and security infrastructure, and supported
services.

Strong problem management skills, including risk identification, assessment, and corrective action
planning.

Leadership ability to create vision, scope, and plans for future network and security infrastructure
requirements.

Ablility to translate business and product needs into resilient technical solutions.

Self-motivated with ability to manage multiple concurrent projects.

Experience managing multiple vendors, reviewing new features, and negotiating as needed.

Ability to lead network deliverables and provide technical leadership and cross-training to less
experienced engineers.

Ability to participate in a support rotation schedule, including weekends, to support the
organization’s technologies and infrastructure.

Proficiency in Microsoft Office Suite skills

Show an ownership mindset in everything you do. Be a problem solver, be curious and be
inspired to take action. Be proactive, seek ways to collaborate and connect with people and
teams in support of driving success.

Continuous growth mindset, keep learning through social experiences and relationships with
stakeholders, experts, colleagues and mentors as well as widen and broaden your competencies
through structural courses and programs.

Where applicable, fluency in English and languages relevant to the working market.

Pursuant to Polish pay transparency requirements, candidates will receive information about remuneration for this position at the appropriate stage of the recruitment process and before employment is established. Actual compensation decisions for base salary and other compensation will be dependent upon a wide range of factors including but not limited to: an individual’s skill sets, experience, qualification, training, education, location, and any other legally permissible factors. Successful applicants will also be eligible for D&B’s benefit package.

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Essential skills and/or Certifications:

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