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Senior/Principal Networking & Infrastructure Engineer (CTO Office) @ CodiLime
  • Warsaw
Senior/Principal Networking & Infrastructure Engineer (CTO Office) @ CodiLime
Warszawa, Warsaw, Masovian Voivodeship, Polska
CodiLime
22. 1. 2026
Informacje o stanowisku

CodiLime is a software and network engineering industry expert and the first-choice service partner for top global networking hardware providers, software providers and telecoms. We create proofs-of-concept, help our clients build new products, nurture existing ones and provide services in production environments. Our clients include both tech startups and big players in various industries and geographic locations (US, Japan, Israel, Europe).

While no longer a startup - we have 250+ people on board and have been operating since 2011 we’ve kept our people-oriented culture. Our values are simple:

  • Act to deliver.
  • Disrupt to grow.
  • Team up to win.

The project and the team

The CTO Office is a senior engineering unit focused on technology strategy, experimentation, and enablement. We work across delivery teams, sales, and marketing, tackling the most complex technical challenges and exploring new directions before they become mainstream offerings. Projects range from deep technical PoCs in networking and infrastructure, through critical support for strategic customer engagements, to defining technical narratives used in presales, conferences, and publications. This role is not a delivery position tied to a single long-term project. It is a high-impact engineering role with broad influence.

More reasons to join us

  • Real influence on technology direction and company positioning
  • High autonomy and trust
  • Work on complex, non-routine engineering problems
  • Visibility inside the company and in the wider tech community
  • Flexible working hours and remote/hybrid work model
  • Professional growth supported by internal initiatives and training budget

Do we have a match?
As a Senior Networking & Infrastructure Engineer, you should meet most of the following criteria:

  • Proof of minimum 7+ years of professional, hands-on operational experience in computer networks and infrastructure (routing, switching, protocols, cloud or data-center networking).
  • Hands-on engineering experience and ability to design, build, test, and debug real systems.
  • System-level thinking and ability to reason about trade-offs and architecture.
  • Comfort working with ambiguity and exploratory projects.
  • Strong communication skills, both written and spoken.
  • English at least B2 level, C1/C2 preferred.

A perfect match candidate will also have:

  • Experience with network automation or programmability.
  • Exposure to customer-facing roles, consulting, or technical presales.
  • Public speaking, technical writing, or open-source contributions.
  • Curiosity for adjacent areas such as observability, performance engineering, or AI for networking infrastructure.

CodiLime is a software and network engineering industry expert and the first-choice service partner for top global networking hardware providers, software providers and telecoms. We create proofs-of-concept, help our clients build new products, nurture existing ones and provide services in production environments. Our clients include both tech startups and big players in various industries and geographic locations (US, Japan, Israel, Europe).

While no longer a startup - we have 250+ people on board and have been operating since 2011 we’ve kept our people-oriented culture. Our values are simple:

  • Act to deliver.
  • Disrupt to grow.
  • Team up to win.

The project and the team

The CTO Office is a senior engineering unit focused on technology strategy, experimentation, and enablement. We work across delivery teams, sales, and marketing, tackling the most complex technical challenges and exploring new directions before they become mainstream offerings. Projects range from deep technical PoCs in networking and infrastructure, through critical support for strategic customer engagements, to defining technical narratives used in presales, conferences, and publications. This role is not a delivery position tied to a single long-term project. It is a high-impact engineering role with broad influence.

More reasons to join us

  • Real influence on technology direction and company positioning
  • High autonomy and trust
  • Work on complex, non-routine engineering problems
  • Visibility inside the company and in the wider tech community
  • Flexible working hours and remote/hybrid work model
  • Professional growth supported by internal initiatives and training budget
,[Design and implement proofs-of-concept and technical prototypes in networking and infrastructure domains., Support commercial and delivery teams in solving the most complex technical problems., Act as a technical authority in presales activities and strategic customer discussions., Explore and validate new technologies, architectures, and approaches (automation, observability, performance, AI-assisted networking)., Share knowledge internally and externally through blog posts, conference talks, and meetups., Help shape new technical offerings, offering accelerators, and company-wide best practices. Requirements: Networking, Protocols, Cloud, AI Tools: Agile. Additionally: Sport subscription, Training budget, Private healthcare, Flat structure, Small teams, International projects, Masterclazz training, Free coffee, Bike parking, Playroom, Free beverages, Free lunch, In-house trainings, Modern office, No dress code.

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