Sales Engineer

We are looking for a technically minded Sales Engineer to own the sales process for our lighting and emergency exit marking solutions, from first customer enquiry through to technical proposal and order. You’ll act as the primary technical point of contact for customers, translating their requirements into practical engineering solutions and building long‑term, trust‑based relationships across the aerospace industry. The role is based on site at our Cwmbran facility in Wales, working day to day alongside the STG sales team, and reports to the Director of Product Management in Dallas.

You will join a small, established Sales Engineering team.

• Manage the sales process from initial customer enquiry through to technical solution, proposal, and order.
• Act as the technical point of contact for customers, understanding their requirements and providing practical engineering solutions.
• Use strong mechanical and electrical engineering knowledge to develop and present technical solutions.
• Lead customer meetings, technical presentations, demonstrations, and site visits.
• Prepare and deliver technical proposals, quotations, and sales presentations tailored to customer requirements.
• Support the sales team in identifying new opportunities and develop long‑term technical relationships to support sales growth.
• Coordinate with Engineering, Operations, Suppliers, and the US office to ensure customer requirements are accurately translated into deliverable solutions.
• Support handover of won opportunities into project delivery, maintaining strong customer relationships throughout.
• Keep up to date with industry trends, competitor activity, and emerging customer needs.
• Represent STG Aerospace at industry events and trade shows (e.g. AIX).
• Feed customer requirements and competitor intelligence back into the product roadmap.

• Strong mechanical and electrical engineering experience.
• Ability to interpret a customer specification and produce a compliance matrix or formal RFP/ITT response.
• Experience in technical sales, sales engineering, applications engineering, or a similar customer‑facing engineering role.
• Proven ability to manage the sales cycle from enquiry through to order.
• Strong customer‑facing and presentation skills.
• Commercially aware with the ability to understand customer needs and develop appropriate solutions.
• Excellent organisation, communication, and problem‑solving skills.
• Comfortable working independently and managing multiple priorities.
• Willingness to travel as required (20%), including periodic international trips.
• Mechanical, Electrical, or Aerospace Engineering experience, or a related discipline.

• Familiarity with aerospace qualification and certification standards (eg: STC, DO-160, ARINC, etc.) or willingness to learn them
• Working knowledge of lighting fundamentals, photometry, LED and low‑voltage DC systems, harnesses and connectors, and the ability to read schematics and 3D models.
• Understanding of the aircraft OEM/Tier 1 supply chain and how STG's products fit into it
• Formal sales or account management training.
• Experience working within an international organisation or reporting into a US‑based team.

Experience & Background

Experience in technical or engineering sales, ideally within a customer‑facing environment.

Exposure to working with cross‑functional teams (e.g., Engineering, Operations, Project Management).

Customer‑Focused Capability

Strong customer engagement skills, with experience acting as a primary customer contact.

Ability to build and maintain effective, trust‑based relationships with customers and stakeholders.

Technical Capability

Solid technical aptitude relevant to the business (e.g., engineering, lighting or similar field).

Ability to understand, interpret, and communicate technical solutions to non‑technical stakeholders.

Communication & Stakeholder Management

Ability to manage customer expectations, handle objections, and negotiate proposals.

Confidence in presenting solutions, running workshops, and leading meetings (including customer‑facing sessions).

Personal Effectiveness

Strong time management and prioritisation skills,…