Pre-sales Systems Engineer

IS-Wireless Training; Piaseczno; Hybrid; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Real impact

Flexible working model

Training budget

International environment

Job summary

IS-Wireless Training in Poland seeks a Pre-sales Systems Engineer to blend technology with business, supporting strategic sales with expertise in 2G/3G/4G/5G and private networks.

You will deliver technical presentations and workshops, respond to RFIs/RFPs, define system architecture early, and shape the product roadmap with the CTO and product team.

Fluent English and proven B2B sales experience in an international setting are required.

Qualifications

• Hands-on experience in B2B or/and enterprise sales processes.
• Proven track record of delivering technical presentations and customer workshops.
• Strong understanding of mobile networks and selling or supporting sales of cellular solutions (2G/3G/4G/5G).
• Fluent English in an international environment.

Responsibilities

• Supporting the sales team by delivering technical presentations and workshops for customers
• Independently presenting IS-Wireless solutions throughout the sales process
• Preparing responses to RFI, RFQ, and RFP requests
• Defining system architecture and configuration early in the process, aligned with customer requirements
• Closely collaborating with the CTO and product team to shape the product roadmap based on interactions with customers and partners

Skills

B2B sales

Technical presentations

Customer workshops

Mobile networks

English fluency

Tools

Cisco equipment

Arista equipment

HPE equipment

Juniper equipment

Palo Alto

Job description

Why this role matters

At IS-Wireless, we're building some of the most advanced 5G/6G networks in Europe. This isn't just theoretical - it's about real-world deployments, with actual clients, in demanding environments, including the defense sector. Now, we are looking for an engineer to support our sales processes with technical expertise. As a Pre-sales Systems Engineer, you will be a key link connecting technology with business, helping to close strategic sales opportunities. Your work will directly translate into the company's commercial success and accelerate decision-making processes for our clients.

Work Mode: Hybrid (Poland)

Your responsibilities

• Supporting the sales team by delivering technical presentations and workshops for customers
• Independently presenting IS-Wireless solutions throughout the sales process
• Preparing responses to RFI, RFQ, and RFP requests
• Defining system architecture and configuration early in the process, aligned with customer requirements
• Closely collaborating with the CTO and product team to shape the product roadmap based on interactions with customers and partners

Our expectations

• Hands-on experience in B2B or/and enterprise sales processes
• Proven track record of delivering technical presentations and customer workshops
• Strong understanding of mobile networks and experience in selling or supporting sales of cellular solutions (2G/3G/4G/5G)
• Fluent English (working in an international environment)

Nice to have

• CWSS, CWTS, CWTE or similar certifications
• Experience with private 5G network solutions
• Familiarity with network infrastructure components (servers, routers, switches)
• Knowledge of networking solutions such as Cisco, Arista, HPE, Juniper
• Experience with security solutions such as Cisco, Palo Alto

How we work

Loyalty & team spirit — we have each other's backs, always.

Sincerity & openness — we say what we think, even when it's uncomfortable.

Courage & ambition — we take positions, defend them, and aim high.

\"How can I help?\" attitude —we help because we want to, not because we have to.

Out of the comfort zone — we build things that haven't been built before. That's the point.

Zero-latency — we act. No waiting, no procrastinating, no excuses.

What we offer

• Real impact: your work directly supports key sales processes and company growth
• Flexible working model: hybrid, adjusted to project needs
• Training budget and access to a knowledge base
• International environment: projects across three continents, collaboration with global partners