Technical Sales Engineer – 5G, 6G

IS-Wireless Training; Piaseczno; On-site; PLN 180,000 - 280,000; Full time

Benefits offered by this job

Competitive package

Equity option

Strategic influence

Real-world impact

Global projects

Hybrid work model

Job summary

IS-Wireless Training is seeking a skilled Technical Sales professional to drive pre-sales activities for complex B2B networks. You’ll present architectures, lead workshops, and shape responses to RFIs and RFPs, ensuring alignment with product strategy.

You will work with CRO/CTO and product teams in a globally oriented, hybrid environment, communicating technical concepts to both engineers and executives in English.

Qualifications

• Experience in technical sales, pre-sales, solution engineering or sales engineering in B2B / enterprise environments.
• Strong knowledge of mobile networks and hands-on exposure to 4G / 5G, RAN or private network solutions.
• Ability to explain technical topics clearly to both engineering teams and decision-makers.
• Understanding of Open RAN concepts such as virtualization, open interfaces and disaggregated architecture.
• Fluent English and readiness to work in an international environment.

Responsibilities

• Act as a trusted technical advisor for customers during the sales process.
• Lead technical presentations, workshops and solution discussions with business and engineering stakeholders.
• Support RFI, RFQ and RFP responses with strong technical input.
• Define solution architecture and system configuration early in the sales cycle.
• Work closely with the CRO, CTO and product teams to align customer needs with product direction.

Skills

Technical sales experience

Mobile networks & 4G/5G/RAN

Explain technical topics clearly

Open RAN concepts

Fluent English & international work

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.

Your mission

• Act as a trusted technical advisor for customers during the sales process.
• Lead technical presentations, workshops and solution discussions with business and engineering stakeholders.
• Support RFI, RFQ and RFP responses with strong technical input.
• Define solution architecture and system configuration early in the sales cycle.
• Work closely with the CRO, CTO and product teams to align customer needs with product direction.

Skills & Experience (Must-Have)

• Experience in technical sales, pre-sales, solution engineering or sales engineering in B2B / enterprise environments.
• Strong knowledge of mobile networks and hands-on exposure to 4G / 5G, RAN or private network solutions.
• Ability to explain technical topics clearly to both engineering teams and decision-makers.
• Understanding of Open RAN concepts such as virtualization, open interfaces and disaggregated architecture.
• Fluent English and readiness to work in an international environment.

Nice-to-Have

• Experience with Open RAN architecture, including O-RU, O-DU, O-CU, RIC or SMO.
• Experience with private 5G deployments.
• Familiarity with network infrastructure such as servers, routers and switches.
• Knowledge of vendors and technologies such as Cisco, Arista, HPE or Juniper.
• Exposure to defence, public sector or other highly regulated environments.

What We Offer

• Competitive Package: A salary reflecting your seniority and impact, plus an attractive commission system.
• Equity Opportunity: Eligibility for a stock option plan based on long-term commitment, loyalty, and exceptional performance.
• Strategic Influence: A seat at the table where key technical and commercial decisions are made.
• Real-World Impact: Your work directly supports the deployment of ultra-resilient 5G networks in critical and demanding environments.
• Global Reach: Opportunity to lead projects across three continents and collaborate with a world-class team of domain experts.
• Flexibility: A hybrid work model designed for high-performance leaders, adjusted to project and business needs.