Internal Sales Engineer

Job description

Internal Sales Engineer

office based with occasional client visits

office based: County Durham

Salary: £45,000 per annum

Benefits: 25 days holiday + Bank Holidays | Company Pension

The Role

An opportunity has arisen to join a well-established manufacturing business with a long-serving, highly experienced team. The company has built a strong reputation for quality, reliability, and long-term customer partnerships within the automotive and manufacturing sectors.

We are seeking a Commercial / Project Manager from an injection moulding background, who can build upon existing success while helping to drive sustainable growth. This is a customer-facing role within a stable business environment, where collaboration, continuity, and long-term relationships are valued as much as commercial performance.

Key Responsibilities

• Develop and grow a profitable portfolio of existing and new customers
• Ensure RFQs are completed accurately, on time, and to a high professional standard
• Act as a key customer interface, managing long-standing client relationships and new opportunities
• Identify opportunities to improve operational processes while respecting established, effective systems
• Work closely with experienced, cross-functional teams to develop accurate and consistent quotations
• Support new initiatives and new product introductions (NPI)
• Assist with product planning, including purchasing guidance,and sales forecasting
• Onboard new clients while maintaining the company’s reputation for long-term partnerships
• Coach and support team members within an experienced and loyal workforce
• Maintain clear documentation of customer interactions to support future quoting and relationship management
• Deliver customer presentations and provide technical and commercial advice on products and services

About You

• Proven experience in injection moulding within a manufacturing environment
• Automotive sector experience strongly preferred
• Comfortable working within an established business with long-standing processes and teams
• Strong commercial awareness with proven negotiation and contract management skills
• Experience managing RFQs, pricing, and margins
• Confident working with experienced colleagues across multiple departments
• A collaborative leadership style, suited to a stable and loyal team environment
• Excellent communication and customer relationship skills

What’s On Offer

• Salary of £45,000
• 25 days holiday plus Bank Holidays
• Company pension scheme
• Opportunity to join a stable, long-established company with a low-turnover, highly experienced team
• A long-term career opportunity rather than a short-term role

Extra information

Status

Open

Education Level

Secondary School

Location

County Durham

Type of Contract

Full Time Jobs

Published at

01-02-2026

Profession type

Sales

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English