Principal Network Engineer / Architect WAN

Vantive is a vital organ therapy company on a mission to extend lives and expand possibilities for patients and care teams everywhere. For 70 years, our team has driven meaningful innovations in kidney care. As we build on our legacy, we are deepening our commitment to elevating the dialysis experience through digital solutions and advanced services, while looking beyond kidney care and investing in transforming vital organ therapies. Greater flexibility and efficiency in therapy administration for care teams, and longer, fuller lives for patients— that is what Vantive aspires to deliver.

We believe Vantive will not only build our leadership in the kidney care space, it will also offer meaningful work to those who join us. At Vantive, you will become part of a community of people who are focused, courageous and don’t settle for the mediocre. Each of us is driven to help improve patients’ lives worldwide. Join us in advancing our mission to extend lives and expand possibilities.

Your role:

As the Principal Network Engineer / Architect WAN you will be responsible for designing, engineering, and implementing the global WAN and Secure Service Edge (SSE) technologies that support Vantive’s strategic IT infrastructure. You will support the Sr. Manager, IT WAN Technologies by providing the hands-on technical expertise necessary to translate strategic vision into tangible deployments.

You will take ownership of the architecture, design and implementation of SD-WAN, SASE, Zero Trust Network Access, and related SSE platforms, helping to deliver secure, scalable connectivity solutions to Vantive’s global locations. This role is key to ensuring the successful execution of our SD-WAN migration, SSE modernization, and network infrastructure transformation initiatives.

What You’ll Be Doing:

• Design, configure, and implement global WAN/SD-WAN solutions, specifically using Cisco, Fortinet and Versa SD-WAN technologies.
• Execute the SD-WAN migration plan and support Internet underlay circuit migrations.
• Engineer and implement Secure Web Gateway (SWG), Zero Trust Network Access (ZTNA), Cloud Access Security Broker (CASB), Firewall as a Service (FWaaS), and related SSE technologies, with a strong focus on Versa, Zscaler ZIA / ZPA platforms.
• Architect, design and deliver hands-on deployment, configuration, and troubleshooting of WAN/SASE infrastructure.
• Support the development and implementation of the next-generation SSE platform in alignment with the SASE framework.
• Partner with senior IT leadership and enterprise architecture to implement the product vision and roadmaps for WAN and SSE technologies.
• Contribute to the continuous improvement of IT WAN/SASE solutions by identifying opportunities for optimization, automation, and standardization.
• Monitor and report on key performance indicators to measure the effectiveness and reliability of the solutions including availability, capacity and latency.
• Collaborate with vendors, service providers, and internal teams to deliver high-quality, secure, and scalable infrastructure services.
• Ensure timely and effective incident response, problem management, and change implementation with a focus on DevOps principles.
• Stay current on industry trends and bring innovative ideas and technical leadership to the team.
• Support the architecture of campus, data center, Call Center/Voice/Collaboration and cloud networks, including LAN/WAN/SDN design, visibility, and performance tuning.
• Develop transitional and target-state architecture documentation to guide platform engineering.
• Provide advanced troubleshooting for complex issues involving BGP, OSPF, VPNs, QoS, and application-aware routing.
• Assist with equipment selection, PoCs, vendor evaluations, and implementation plans.
• Document and maintain network topologies, data flows, and dependency mappings.

What You’ll Bring:

• Bachelor's degree in Computer Science, Network Engineering, or a related technical field.
• 7+ years of experience in IT networking with a focus on WAN, SD-WAN, and security services.
• Proven hands-on experience with Cisco SD-WAN, Versa, Fortinet SD-WAN platforms.
• Strong expertise in deploying and managing Zscaler ZIA, ZPA, and Zero Trust Network Access solutions.
• Familiarity with CASB, SWG, FWaaS, and the broader SASE ecosystem.
• Experience with network design, architecture, and implementation for campus, data center, and cloud environments (AWS, Azure).
• Advanced understanding of routing protocols (BGP, OSPF), VPNs, QoS, VLANs, and transport technologies (MPLS, DMVPN, internet).
• Experience with network diagnostic tools (Wireshark, NetFlow, syslog, etc.).
• Working knowledge of Aruba ClearPass, Cisco ISE, F5 Load Balancers, and SolarWinds is a plus.
• Experience with structured documentation and tools like Visio.
• Network certifications such as CCNP, CCIE, Versa Certified Specialist, and Zscaler certifications (ZCCP-IA, ZCCP-PA) are highly desirable.
• Ability to work independently and collaboratively in a fast-paced, global environment.
• Excellent troubleshooting, documentation, and communication skills.
• Up to 20% travel expected.

What We Offer

• The probation period of 3 months and then for an indefinite period.
• Competitive salary, and recognition award program.
• A company culture that is based on our values: collaboration, speed, courage, and simplicity.
• Possibilities for development on a personal and professional level in one of the leading global MedTech companies.
• Package of benefits including Private medical care (Lux Med), Life Insurance, and Multisport card.
• Holiday Bonus, Annual Bonus, Newborn baby Bonus, Christmas Bonus.
• Co-financing for corrective glasses and lenses.
• Cafeteria/lunch cards (300 PLN monthly).
• PPE program with very attractive conditions available for each employee after 3 months.
• Fully covered language courses (English or other languages according to business needs).
• Co-financing of holidays and an additional 2 days off from work annually.
• Additional extra day for a birthday!
• Annual Award related to Company Cultural Values.
• Recommend a friend - Referral Bonus.
• Great Warsaw office location - Powiśle!

Reasonable Accommodation

Vantive is committed to working with and providing reasonable accommodations to individuals with disabilities globally. If, because of a medical condition or disability, you need a reasonable accommodation for any part of the application or interview process, please click on the link here and let us know the nature of your request along with your contact information. Form Link

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