Onsite Applications Engineer – Mechanical Seals & Reliability

FLOWSERVE PTE LTD; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

Flowserve is seeking an On-Site Applications Engineer to be based at a customer facility, acting as the primary technical interface for mechanical seal products and reliability solutions. You will provide responsive field support, troubleshoot equipment and seal-related issues, conduct failure analysis, support seal selection, and deliver customer training.

The successful candidate will build long-term customer partnerships, monitor KPIs, coordinate with Flowserve teams, and pursue aftermarket

Qualifications

• Diploma or Degree in Mechanical Engineering or a related technical discipline.
• Preferably two years of customer-facing experience in applications, service, troubleshooting, rotating equipment, or design engineering.
• Experience with mechanical seals, pumps, compressors, rotating equipment, or the oil and gas industry is preferred.
• Strong technical knowledge of engineering drawings, equipment datasheets, process conditions, mechanical seal arrangements, and maintenance practices.
• Good analytical, troubleshooting, communication, planning, and customer-management skills.
• Proficiency in Microsoft Office; SAP and Power BI knowledge is an advantage.
• Willingness to work permanently at refinery, petrochemical, chemical-plant, or other industrial customer sites.

Responsibilities

• Maintain accurate site records including equipment history, seal configurations, failure modes, repair history, recommendations, and action-item status.
• Track critical spare parts, repairable assets, seal inventory, and contingency requirements to support plant reliability and minimize downtime.
• Review equipment datasheets, process conditions, drawings, specifications, and site standards to ensure technically appropriate seal recommendations.
• Support the selection of mechanical seals, support systems, materials of construction, and design enhancements for new, upgraded, or problematic applications.
• Participate in monthly, quarterly, and annual customer performance reviews, presenting KPI performance, reliability trends, open actions, and improvement plans.
• Identify repeat failure patterns and recommend design changes, operational adjustments, maintenance improvements, or product upgrades to improve mean time between failures.
• Coordinate with Flowserve engineering, workshops, manufacturing, quality, supply chain, service, and commercial teams to resolve technical, quality, repair, and delivery issues.
• Follow up on technical recommendations, proposals, and improvement opportunities to support timely customer decisions and closure.
• Support the identification and development of aftermarket, repair, upgrade, and lifecycle-service opportunities that provide measurable customer value.
• Participate in maintenance, reliability, operations, and technical-review meetings to address critical equipment, open issues, planned activities, and performance trends.
• Develop a detailed understanding of the customer's plant processes, critical equipment, maintenance strategies, reliability priorities, and operating challenges.
• Escalate urgent safety, technical, quality, delivery, or customer-satisfaction concerns to the appropriate Flowserve stakeholders.
• Ensure all field activities are carried out in compliance with applicable Flowserve and customer safety procedures, permits, quality standards, and site-security requirements.
• Represent Flowserve professionally as the resident technical contact, building trust through timely communication, practical recommendations, and reliable follow-through.

Skills

Customer-facing experience

Troubleshooting

Communication

Education

Mechanical Engineering degree

Tools

SAP

Power BI

Microsoft Office

Job description

Flowserve is seeking an On-Site Applications Engineer to be based at a customer facility, acting as the primary technical interface for mechanical seal products and reliability solutions. You will provide responsive field support, troubleshoot equipment and seal-related issues, conduct failure analysis, support seal selection, and deliver customer training.

The successful candidate will build long-term customer partnerships, monitor KPIs, coordinate with Flowserve teams, and pursue aftermarket