Quality Analyst

Castrol; Gemlik; On-site; TRY 180,000 - 240,000; Full time

Job summary

Castrol's Gemlik plant in Bursa region seeks a quality and laboratory professional to ensure raw materials and finished lubricants meet strict standards. You will perform sample analysis, maintain logs, and support audits while collaborating with blending, filling and plant quality teams.

The role requires a chemistry degree and 1–2 years in quality/laboratory work, with readiness for plant shifts including nights and strong communication within a team.

Qualifications

• University degree in Chemistry.
• 1–2 years of quality and laboratory experience.
• Ability to prepare and analyse lubricant samples and keep records.

Responsibilities

• Receive, record, prepare and analyse samples from raw materials and production to support QA.
• Maintain sample logs and laboratory procedures; report results accurately.
• Help prepare for ISO 17025, ISO 9001 and IATF 16949 audits.
• Coordinate equipment, calibration, validation and maintenance with suppliers.
• Support quality culture and ensure compliance with Castrol quality policies.

Skills

Chemistry

Quality control

Laboratory testing

Documentation

Teamwork

Communication

Education

Bachelor's degree in Chemistry

Job description

Castrol is one of the world’s leading lubricant brands, serving customers and consumers in the automotive, marine, industrial and energy sectors. Castrol brands are recognised globally for their premium quality and high performance, shaped by the company’s commitment to innovation and cutting-edge technology. With products sold in more than 150 countries, Castrol has helped keep things moving on roads and racetracks, air, sea, and space for over 125 years.

Whether you’re just starting out or ready for your next big move, you’re in the right place to explore an exciting career with Castrol.

Job Description

About the team

You’ll join the quality and laboratory team at Castrol’s lubricants plant in Gemlik, Bursa, where your hands‑on chemistry work will help ensure raw materials and products meet the required quality standards. Reporting to the Quality & OMS Manager, you’ll work with colleagues across blending, filling and plant quality activities, as well as equipment suppliers, to support reliable testing and effective quality controls.

Key tasks

• Receive, record, prepare and analyse samples from raw materials, blending, production, filling and customer complaints. Evaluate and report results accurately to support quality assurance and approval processes, and coordinate the raw‑materials control process.
• Keep track of changes to global standards and test methods and update laboratory methods accordingly. Maintain accurate sample logs, quality documents and laboratory procedures.
• Help oversee day‑to‑day laboratory operations and contribute to improvements across laboratory processes, including how samples and testing activities are organised.
• Prepare for ISO 17025, ISO 9001 and IATF 16949 audits, completing your assigned quality and laboratory preparation activities.
• Monitor and implement the quality‑related aspects of cross‑functional changes to plant processes.
• Coordinate laboratory equipment and inventory arrangements with relevant suppliers, ensuring calibration, validation and maintenance take place at the required intervals. Prepare technical specifications for equipment purchases in line with the laboratory equipment purchase budget.
• Investigate and report customer complaints and investigate internal quality incidents as part of the plant’s quality support process, documenting findings and following up on identified issues.
• Support the Quality & OMS Manager in building a quality culture across the plant, in line with BP Quality Policies, and embedding Global Supply Chain Quality Standard requirements and control parameters into everyday practice.

Experience Required

• A university degree in Chemistry.
• 1–2 years of experience in quality and laboratory activities.
• The ability to prepare and analyse lubricant samples accurately, evaluate results and maintain clear records in line with laboratory procedures.
• Willingness and ability to work a plant‑based shift schedule, including night shifts.
• Strong written and verbal communication skills, so colleagues can understand your findings.
• A self‑motivated, results‑oriented approach, taking responsibility for completing your work and following issues through.
• Good interpersonal skills and the ability to work effectively as part of a team.

Privacy

The Castrol entity recruiting for this role is the data controller for the personal information you provide. We use it to assess your application and to manage the recruitment and onboarding process. We may share it with service providers who support our recruitment, and it may be transferred to other Castrol entities internationally under appropriate safeguards. We keep it only for as long as necessary. For details of how we use your information and your data protection rights, contact [e-mail].

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, socioeconomic status, neurodiversity/neurocognitive functioning, veteran status or disability status. Individuals with an accessibility need may request an adjustment/accommodation related to Castrol recruiting process (e.g., accessing the job application, completing required assessments, participating in telephone screenings or interviews, etc.).

If you are selected for a position and depending on your role, your employment may be contingent upon adherence to local policy. This may include pre-placement drug screening, medical review of physical fitness for the role, and background checks.