Senior Customer Applications Engineer — Telecom & Connectivity (m/f)

Recruiter: Aizen Recruitment (hiring on behalf of an international technology company)
Location: Greater Frankfurt area, hybrid
Travel: Occasional within Europe; ad-hoc intercontinental travel possible
Start: As soon as available
Engagement: Permanent employment or independent/umbrella arrangement (to be aligned with profile and jurisdiction)

Purpose of the Role:

• Act as the trusted technical partner for strategic customers from solution design through certification and scale-up.

• Translate complex usage requirements into robust architectures; de-risk integrations via structured evaluation and field validation.

• Provide authoritative guidance to internal R&D and customer stakeholders to accelerate time-to-value.

Key Responsibilities:

• Own the end-to-end technical engagement for designated accounts (pre-sales to post-deployment).

• Define, set up and maintain reproducible evaluation environments (lab and field).

• Build and execute validation plans; collect KPIs; analyse results; drive corrective actions to closure.

• Perform deep root-cause analysis across HW/SW stacks; coordinate with product, firmware and supplier teams.

• Prepare technical collateral for demos, trainings, RFIs/RFPs and customer enablement.

• Capture and channel customer feedback into clear, actionable product inputs and roadmap proposals.

• Contribute to certification and interoperability activities with relevant industry bodies and test labs.

Required Experience & Skills:

• 5+ years in Applications Engineering, Solutions/Pre-Sales Engineering, Integration or Tier-3/Expert Support in telecoms/connectivity or embedded networking.

• Solid command of contemporary Wi-Fi (standards, performance, certification practices); familiarity with cellular architectures (4G/5G) and home/edge protocols is valued.

• Hands-on with embedded Linux or RTOS-based platforms (gateways/routers); ability to read/adapt code and script (e.g., C/C++, Python, shell, or JavaScript).

• Proficiency with test/measurement tools, traffic generation, logging and issue-tracking workflows.

• Clear, structured communication for technical and non-technical audiences; proven ability to influence without direct authority.

Education & Languages:

• Master’s degree in Engineering (or equivalent experience in demanding customer-facing technical roles).

• Professional English required; German strongly preferred; additional European or Asian languages are a plus.

Personal Attributes:

• Analytical, rigorous and concise in documentation.

• Customer-oriented with a pragmatic mindset and bias for delivery.

• Comfortable operating across distributed teams and multi-party programmes.

Compensation & Engagement Model:

• Competitive package aligned with experience and market benchmarks.

• Structure adaptable as a permanent contract or independent/umbrella engagement, subject to candidate preference and local regulations.

• Relocation support may be discussed where relevant; strict confidentiality throughout the process.

Process:

• Initial conversation with Aizen Recruitment to review fit and preferences (contract vs. independent).

• Two to three technical and stakeholder interviews with the client; practical case or lab exercise as applicable.

• Final conditions discussion and start-date alignment.

Apply:

• Send your CV and availability to Aizen Recruitment quoting AR-CAE-DE-25Q4.

• Applications are reviewed on a rolling basis; only selected profiles will be contacted confidentially for next steps.