Senior Reliability Engineer: Build Durable Solar Trackers

ARRAY Company; Chandler (AZ); On-site; USD 110,000 - 170,000; Full time

Job summary

Array Tech, Inc. is seeking a Senior Reliability Engineer to lead reliability activities across solar tracker products, driving DFMEA, reliability modeling, and validation planning.

You will work with engineering, quality, manufacturing, and program management to reduce warranty exposure and improve durability in outdoor environments. The role requires 5+ years in reliability or related fields and strong skills in DFMEA, MTBF, Weibull, and DVPRs, with experience in NPI or stage-gate processes.

Qualifications

• Bachelor’s degree in Mechanical Engineering, Materials Science, Reliability Engineering, or a related field.
• 5+ years of experience in reliability, product development, validation, or quality engineering within a mechanical or electromechanical environment.
• Experience with DFMEA, reliability modeling (MTBF, Weibull, RBD), root cause analysis, validation testing, and accelerated life testing.
• Experience working within structured NPI or stage-gate development processes.
• Familiarity with reliability testing methods and environmental qualification practices.
• Strong technical communication skills, including reports, presentations, and executive summaries.
• Experience analyzing field performance data to drive engineering decisions.

Responsibilities

• Lead DFMEA development and continuous improvement for new and existing products.
• Develop and maintain reliability models (MTBF, Weibull, RBD).
• Define reliability requirements and targets at system, subsystem, and component levels.
• Establish and monitor reliability KPIs (field failures, warranty trends).
• Develop and execute reliability test strategies (HALT/HASS, ALT, environmental).
• Coordinate DVPRs and qualification planning; oversee testing.
• Analyze test results and recommend design improvements.
• Lead or support structured root cause investigations (8D, FTA, Weibull).
• Provide reliability input for NPIs and cross-functional projects.
• Develop reliability dashboards and performance metrics.

Skills

DFMEA

Reliability modeling

MTBF

Weibull

RBD

Root cause analysis

Validation testing

NPI & stage-gate

Environmental qualification

Statistical software

Education

Bachelor’s degree in Mechanical Engineering or related field

Master’s degree preferred

Tools

Minitab

ReliaSoft

JMP

Job description

Array Tech, Inc. is seeking a Senior Reliability Engineer to lead reliability activities across solar tracker products, driving DFMEA, reliability modeling, and validation planning.

You will work with engineering, quality, manufacturing, and program management to reduce warranty exposure and improve durability in outdoor environments. The role requires 5+ years in reliability or related fields and strong skills in DFMEA, MTBF, Weibull, and DVPRs, with experience in NPI or stage-gate processes.