---
title: 'Senior Data Systems Engineer (Networking) at Resilientco'
canonical: 'https://feeny.ai/job/senior-data-systems-engineer-networking-resilientco-zaragoza-c3hxvykvdzkq'
type: 'job'
last_seen: '2026-10-15'
---

# Senior Data Systems Engineer (Networking) at Resilientco

- **Company:** Resilientco
- **Location:** Zaragoza, Spain
- **Compensation:** €50k–€65k
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-06-25
- **Last confirmed live:** 2026-10-15
- **Apply:** https://jobs.lever.co/resilientco/610b354c-8967-4e78-9753-618ee94097c6

## Job description

We are looking for a Senior Data Systems Engineer (Networking) to join the Global IT team of a fast-growing international technology company. This role will serve as the organization's senior networking expert, playing a key part in ensuring the reliability, scalability, and resilience of network infrastructure supporting both manufacturing and corporate environments. You will work closely with international teams, contributing to new site deployments while maintaining business-critical network operations across multiple locations.

## Responsibilities

Own and operate LAN, WAN, and Wi-Fi infrastructure across manufacturing and office environments. Lead network readiness for new site builds and facility expansions. Manage routing, switching, firewalls, VPNs, ISP circuits, and vendor relationships. Troubleshoot and resolve complex networking issues, including VLANs, VPNs, firewalls, and connectivity. Establish and maintain network standards, documentation, and operational best practices. Act as the senior escalation point for critical network incidents impacting production and business operations. Ensure high availability, performance, and security of the organization's network infrastructure.

## Requirements

7+ years of enterprise network engineering experience. Previous experience supporting manufacturing, industrial, or other 24/7 mission-critical environments is highly preferred. Strong hands-on expertise with: Wi-Fi design and deployment

## VLANs

Routing & Switching Firewalls VPN technologies ISP management Experience supporting high-availability and production-critical infrastructure. Familiarity with technologies such as: Cisco (Meraki) Cloudflare Atlassian Network monitoring tools Cloud networking (AWS and/or GCP) On-premises infrastructure Bilingual proficiency in English and Spanish is required. German is considered a plus. Willingness to travel between company sites within Spain when required.

## What You'll Find

The opportunity to join a rapidly growing international technology company. A highly visible role with significant ownership and technical responsibility. Participation in infrastructure expansion and large-scale deployment projects. Collaboration with global teams in a fast-paced, mission-critical environment.

## About Resilientco

## Company Overview
- **One-liner**: Resilient Co. combines technology and empathy to help startups and scaleups hire IT, UX, Product, and Sales roles faster, acting as a strategic talent partner for global companies.
- **Entity Type**: Private (Bootstrapped)
- **Headquarters**: Barcelona, Catalonia, Spain
- **Founded**: 2020
- **Founders**: Yvonne and Oscar

## Core Business
- Primary industry/industries: Staffing and Recruiting, Talent Acquisition, Tech Recruitment
- Target customers: Startups, scaleups, and global companies across Europe, the USA, and LatAm (B2B, Enterprise, SMB)
- Mission or purpose statement: To humanize talent acquisition without losing focus on results, building teams that perform, evolve, and stand the test of time.

## Products & Services
- **Tech & Product Recruitment (Engineering, Product, UX/UI, Data)**: Full-cycle hiring from role definition to offer, focusing on technical fit, cultural alignment, and long-term retention.
- **Staffing Solutions**: Provides highly qualified professionals who join as an extension of the client’s team, without increasing headcount or payroll overhead.
- **Global Talent Advisory**: Helps early-stage startups set up TA and People teams, and partners with in-house TA teams to optimize internal processes.
- **Employer Branding & Candidate Experience**: Supports companies in shaping their employer brand to attract top talent.
- **AI-Powered Recruiting**: Leverages AI and data to improve human precision, speed, and quality throughout the hiring process, including Learning-Agility Assessment.

## Market Standing
- **Valuation/Market Cap**: Not publicly available
- **Key Metric**: Total Funding (Private, bootstrapped) — Not disclosed; Trusted by 40+ top-class clients in Europe, USA & LatAm
- **Notable Investors/Partners**: Not applicable (bootstrapped)
- **Growth Signals**: Headcount grew 71.4% YoY (+5 people) to 9 employees; LinkedIn followers grew 5.1% yearly to ~18,980; Active 120,000+ candidate pool on ATS; Expanding hiring across Europe, USA, and LatAm with open roles in engineering, product, UX, data, and management.

## Competitive Advantages
- **Boutique, quality-over-volume approach**: Unlike large agencies, they provide a curated, personalized service with deep alignment to client culture and goals.
- **Learning-Agility Assessment**: Evaluates candidates’ capacity to learn, adapt, and perform in evolving contexts, not only prior experience.
- **Technology + Human Judgment**: Combines AI tools with human empathy and understanding to improve hiring outcomes.
- **Global Network of Validated Talent**: Active pool of 120,000+ candidates across multiple geographies and seniority levels.
- **End-to-End Support**: Stays with clients through offer and onboarding, not just after sending CVs.

## Strategic Focus
- **Continued global expansion**: Actively hiring for roles in Spain, USA, LatAm (Argentina, Brazil, Colombia) and expanding client base.
- **Deepening specialization in tech & product roles**: Focus on engineering, product, UX, data, and AI-related positions.
- **Strengthening employer brand and candidate experience**: Recent website redesign reflects evolution of brand and services.
- **Scaling the internal team**: Growing headcount to support increasing client demand and global operations.

## Why Work Here
- **Culture**: Values-driven DNA centered on Teamwork (working with you, not just for you), Commitment (quality over volume), and Closeness (transparency, trust, long-term partnerships).
- **Remote/Hybrid/Office Policy**: Offers remote, hybrid, and onsite opportunities depending on the role and location.
- **Notable Perks/Engineering Culture**: Opportunity to work with global companies solving complex technical challenges; build products and platforms used at an international scale; collaborate with highly experienced international teams; grow your career in fast-paced, high-impact environments.
- **Global Exposure**: Work across Europe, USA, and LatAm with diverse teams and clients in AI, semiconductors, space technology, enterprise software, and digital transformation.

## Sources
1. [Resilient Co Website](https://resilientco.net/en/)
2. [Resilient Co Recruiting Page](https://resilientco.net/en/recruiting-en/)
3. [Resilient Co Careers Page (Lever)](https://jobs.lever.co/resilientco)
4. [LinkedIn Company Profile](https://linkedin.com/company/resilient-co)

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