Field Service Engineer (Onsite)

Prattwhitney; Phoenix (AZ); On-site; USD 65,000 - 95,000; Full time

Benefits offered by this job

Medical, dental, and vision

3 weeks vacation

401(k) with employer matching

Tuition reimbursement

Student loan repayment

Life insurance

Disability coverage

Parental leave

Wellness program

Job summary

RTX Advanced Thermal Sciences (ATS), an RTX-owned organization within the Collins Aerospace family, seeks a Field Service Engineer to install, maintain and optimize complex temperature control equipment at customer sites in the Phoenix area. You will lead on-site service, diagnose issues, and engage customers to ensure reliability and satisfaction.

Travel to multiple customer sites and hands-on diagnostics across electrical control systems are part of the role, with opportunities to grow

Qualifications

• University degree or equivalent hands-on experience.
• Less than 2 years of relevant experience troubleshooting and servicing complex temperature control equipment.

Responsibilities

• Perform on-site field service including installation, operation, maintenance, repair of temperature control equipment.
• Install, test, calibrate equipment to meet specifications and customer expectations.
• Diagnose and resolve complex technical issues for internal teams and customers.
• Conduct preventative maintenance to ensure reliability.
• Analyze product performance and support modifications and upgrades based on customer needs.
• Serve as primary on-site representative, building strong customer relationships.
• Coordinate technical services, logistics, and system configurations.
• Maintain equipment logs to identify trends and determine repair needs.
• Travel to support customer sites as required.

Skills

Field service

Customer engagement

Troubleshooting

Electrical control systems

PLC diagnostics

Education

University degree

EPA certification

OSHA 30

Tools

Office software

Job description

Eligibility: This role requires the candidate to be a U.S. Person.

Step into a high‑impact role with Advanced Thermal Sciences (ATS), an RTX‑owned organization within the Collins Aerospace family, where your technical expertise supports the advanced systems that keep semiconductor manufacturing operations running at peak performance.

As a Field Service Engineer, you will serve as the onsite face of ATS, taking ownership of installation, maintenance, troubleshooting, and optimization of complex electromechanical equipment used in fabrication environments. This is more than a service role—you will act as a trusted technical advisor, ensuring equipment reliability, diagnosing issues, and delivering solutions that align with customer needs and operational requirements.

In this position, you will combine strong technical ability with leadership and customer engagement, while managing service execution in real‑world environments. With the possibility of travelling to multiple customer sites, you will gain exposure to a wide range of systems and challenges, including control systems and PLC diagnostics. If you enjoy solving complex problems, leading in the field, and making a direct impact on critical operations, visibility, and technical depth to grow your career.

What You Will Do

• Perform on‑site field service including installation, operation, maintenance, repair, and removal of complex temperature control equipment to meet customer and company requirements.
• Install, test, service, and calibrate equipment to ensure performance aligns with operating specifications and customer expectations.
• Diagnose and resolve complex technical issues, providing clear recommendations and solutions to both internal teams and customers.
• Conduct preventative maintenance and routine service activities to ensure equipment reliability and long‑term performance.
• Analyze product performance and support modifications, upgrades, and enhancements based on customer specifications and operational needs.
• Serve as the primary on‑site representative, building strong relationships and ensuring a high level of customer satisfaction.
• Ensure services are delivered in alignment with contract requirements, timelines, and expectations.
• Coordinate technical services, logistics, provisioning, and system configurations to support customer operations.
• Maintain and review equipment logs to identify trends, determine repair needs, and recommend effective solutions.
• Use basic computer literacy, including navigating Microsoft Office 360 and standard desktop applications.
• Travel as required to support customer sites and business needs.

Qualifications You Must Have

• University degree (or equivalent hands‑on experience, technical training, or service‑based roles).
• Less than 2 years of relevant experience troubleshooting and servicing complex temperature control equipment.

Qualifications We Prefer

• Strong customer‑facing communication skills with the ability to build relationships and represent the organization effectively.
• Experience supporting or servicing industrial/commercial refrigeration systems.
• Experience troubleshooting and diagnosing electrical control systems, including PLCs.
• Experience performing hands‑on diagnostics, troubleshooting, and repair of electromechanical systems in a field service or industrial environment.
• Universal EPA certification.
• OSHA 30‑Hour General Industry certificate.

What We Offer

• Medical, dental, and vision insurance.
• Three weeks of vacation for newly hired employees.
• Generous 401(k) plan with employer matching and a separate employer retirement contribution, including a Lifetime Income Strategy option.
• Tuition reimbursement program.
• Student loan repayment program.
• Life insurance and disability coverage.
• Optional coverages: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection.
• Birth, adoption, and parental leave benefits.
• Ovia Health, fertility, and family planning.
• Adoption assistance.
• Autism benefit.
• Employee Assistance Plan with up to 10 free counseling sessions.
• Healthy You Incentives, wellness rewards program.
• Doctor on Demand virtual visits and second‑opinion program.
• Bright Horizons child and elder care services.
• Teladoc Medical Experts second‑opinion program.

Equal Opportunity Employment

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.