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Integration Engineer Jobs in Seattle, WA (NOW HIRING)

Protingent

Plant Design Integration Engineer

Bellevue, WA · On-site

$56 - $95/hr

Plant Design Integration Engineer Position Description: Protingent Staffing has an exciting Plant Design Integration Engineer opportunity. Job Responsibilities * Collaborates with a geographically ...

Blue Origin

Controls Integration Engineer

Seattle, WA · On-site

$130K - $182K/yr

As a Controls Integration Engineer, you will take control algorithms and control laws from analysis into hardware-integrating, tuning, and validating them on avionics and test stands to ensure safe ...

Globenet Consulting Corp

LSR Engineer

Lynnwood, WA · Remote

$50 - $60/hr

LSR Integration Engineer (Filevine Integrations) Location: Remote (USA) What You'll Do As an LSR Integration Engineer, you will design, build, and enhance internal applications and integration ...

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All JobsIntegration Engineer JobsIntegration Engineer Jobs in Seattle, WA

Integration Engineer information

See Seattle, WA salary details

$50.6K

$141.4K

$197.4K

How much do integration engineer jobs pay per year?

As of Aug 18, 2026, the average yearly pay for integration engineer in Seattle, WA is $141,428.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,400.00 and $159,300.00 per year, depending on experience, location, and employer.

What is an integration engineer?

Integration Engineers are IT professionals who specialize in connecting different software systems, applications, or technologies to ensure they work together seamlessly. Their responsibilities often include designing integration solutions, troubleshooting issues, and maintaining data flow between systems. They collaborate with development, operations, and business teams to implement and optimize integrations, ensuring that the organization's technology ecosystem runs efficiently. Integration Engineers often work with APIs, middleware, and various programming languages to achieve these goals.

What are the key skills and qualifications needed to thrive as an integration engineer?

To thrive as an Integration Engineer, you need a solid background in computer science, experience with system integration, and proficiency in programming languages such as Java, Python, or C#. Familiarity with integration platforms (like MuleSoft, Dell Boomi, or Apache Camel), APIs, and relevant certifications is often required. Excellent problem-solving abilities, strong communication, and adaptability are vital soft skills in this role. These competencies ensure seamless connection of systems, effective troubleshooting, and smooth collaboration with cross-functional teams.

What are some common challenges integration engineers face when connecting disparate systems, and how are they typically addressed?

Integration Engineers often encounter challenges such as data format incompatibility, varying communication protocols, and legacy system limitations when connecting different software or hardware systems. To address these, they use middleware solutions, develop custom adapters, and leverage standardized APIs or integration platforms to ensure seamless data flow. Regular collaboration with software developers, IT staff, and business stakeholders is essential to understand system requirements and troubleshoot integration issues efficiently.

What is the difference between Integration Engineer vs Software Developer?

AspectIntegration EngineerSoftware Developer
CredentialsBachelor's in Computer Science or related field; certifications like Cisco, AWS may helpBachelor's in Computer Science or related field; coding certifications optional
Work EnvironmentCollaborates with IT, network teams, and clients to implement integrationsWorks primarily on coding, designing, and testing software applications
Industry UsageCommon in tech, healthcare, finance for system integrationsWidespread across all software development sectors
Search & Comparison IntentOften compared for technical skills and project scopeCompared for coding skills and software design expertise

The main difference is that Integration Engineers focus on connecting and configuring systems and software to work together seamlessly, often involving network and hardware components. Software Developers primarily design, code, and test software applications. Both roles require technical skills, but Integration Engineers emphasize system integration and interoperability, while Software Developers focus on creating software solutions.

How much do integration engineers make?

Integration engineers in general earn a median salary of around $80,000 to $120,000 annually, depending on experience, certifications, and the industry. In metropolitan areas, salaries tend to be higher due to cost of living and demand for technical skills such as API development, system integration, and cloud platforms.
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Integration Engineer jobs near you
Infographic showing various Integration Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 74% Full Time, 3% Part Time, and 23% Contract. Highlights an 87% In-person, 8% Hybrid, and 5% Remote job distribution, with an average salary of $141,428 per year, or $68 per hour.

Plant Integration Engineer - Steam & Power Systems

System One

Bellevue, WA • On-site

$56 - $96/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted 10 days ago

Job description

Job Title: Plant Integration Engineer – Steam & Power Systems Location: Bellevue, WA Type: Contract Compensation: $56.00 - $96.00 per hour Work Model: Onsite – onsite

Overview

Responsibilities

  • Provide technical integration and oversight for Energy Island and Nuclear Island mechanical and process systems.
  • Coordinate engineering activities across geographically distributed and multidisciplinary teams.
  • Support development and integration of: Steam systems, Power cycle systems, Heat transfer systems, Thermal energy storage systems, Auxiliary process systems.
  • Review engineering deliverables for technical quality, completeness, and interface compatibility.
  • Collaborate with engineering partners and architect/engineer firms to establish and manage system interfaces.
  • Support development and coordination of plant 3D models.
  • Interface with plant design, systems engineering, and integrated analysis teams.
  • Drive cross-functional collaboration between engineering disciplines.
  • Identify design risks, interface issues, and technical solutions throughout the design process.
  • Support engineering documentation and design reviews while ensuring compliance with applicable quality standards.

Requirements

  • Bachelor's degree in Mechanical Engineering, Nuclear Engineering, Chemical Engineering, or a related engineering discipline.
  • Minimum 10 years of experience in nuclear power plant design, commercial power generation, power plant modifications, oil & gas, refining, chemical processing, or large industrial process facilities.
  • Strong experience with process fluid systems and power generation equipment.
  • Experience leading multidisciplinary engineering or system integration efforts.
  • Excellent written and verbal communication skills.
  • Ability to work effectively with geographically dispersed engineering teams.
  • Strong problem-solving and technical decision-making skills.
  • Ability to thrive in a first-of-a-kind engineering and conceptual design environment.

Preferred Qualifications

  • Experience with: Steam cycle systems, Heat exchangers, Thermal energy storage, Molten salt systems, Balance of Plant (BOP), Energy Island design, Nuclear Island integration.
  • Familiarity with plant 3D modeling platforms.
  • Experience coordinating engineering interfaces across multiple disciplines.
  • Working knowledge of quality programs such as: ASME NQA-1, ISO 9001.
  • Previous experience supporting advanced reactor or commercial nuclear projects.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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