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Senior Integration Engineer Jobs in California (NOW HIRING)

Office Ally

Senior Integration Engineer

Clayton, CA · Hybrid

As a Senior Integration Engineer, you will play a critical role in implementing our solutions for customers and ensuring accurate, reliable data flow across complex insurance and healthcare ...

Office Ally

Senior Integration Engineer

Concord, CA · Hybrid

As a Senior Integration Engineer, you will play a critical role in implementing our solutions for customers and ensuring accurate, reliable data flow across complex insurance and healthcare ...

Office Ally

Senior Integration Engineer

Martinez, CA · Hybrid

As a Senior Integration Engineer, you will play a critical role in implementing our solutions for customers and ensuring accurate, reliable data flow across complex insurance and healthcare ...

Office Ally

Senior Integration Engineer

Berkeley, CA · Hybrid

As a Senior Integration Engineer, you will play a critical role in implementing our solutions for customers and ensuring accurate, reliable data flow across complex insurance and healthcare ...

ServiceTitan

Senior Integration Engineer

Glendale, CA · On-site +1

ServiceTitan is looking for a Senior Integration Developer to design, build, and maintain enterprise-class integrations and automation workflows. This role is a key member of the Integration ...

Vast

Integration Engineer, Avionics Test

Long Beach, CA · On-site

$112K - $159K/yr

Vast is looking for a Integration Engineer, Avionics Test , reporting to the Sr. Manager , Integration , to support the development of the systems required for the build and test of artificial ...

Oklo

Senior Hardware Integration Engineer

Santa Clara, CA · On-site

$196K/yr

We are searching for an Integration Engineer to join our team. Position Description Oklo is transforming the future of energy, and we're looking for a senior Integration Engineer to join our Systems ...

Oklo

Senior Hardware Integration Engineer

Santa Clara, CA · On-site +1

$196K/yr

We are searching for an Integration Engineer to join our team. Position Description Oklo is transforming the future of energy, and we're looking for a senior Integration Engineer to join our Systems ...

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All JobsIntegration Engineer JobsSenior Integration Engineer JobsSenior Integration Engineer Jobs in California

Senior Integration Engineer information

See California salary details

$21.2K

$116.4K

$168.8K

How much do senior integration engineer jobs pay per year?

As of Jul 31, 2026, the average yearly pay for senior integration engineer in California is $116,441.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,800.00 and $144,600.00 per year, depending on experience, location, and employer.

What are some typical challenges a Senior Integration Engineer faces when onboarding new systems into an existing tech stack?

Senior Integration Engineers often encounter challenges such as ensuring compatibility between legacy systems and modern platforms, managing data consistency and security during data transfers, and coordinating with multiple stakeholders across IT and business teams. Successfully onboarding new systems requires thorough analysis of existing workflows, careful planning to minimize downtime, and the ability to troubleshoot unexpected technical issues quickly. Strong communication and project management skills are essential, as the role frequently involves aligning technical solutions with broader business goals.

What are the key skills and qualifications needed to thrive as a Senior Integration Engineer, and why are they important?

To thrive as a Senior Integration Engineer, you need expertise in system integration, API design, and software development, typically supported by a degree in computer science or a related field. Familiarity with integration platforms (such as MuleSoft or Dell Boomi), cloud services, and relevant certifications (e.g., MuleSoft Certified Integration Architect) is often required. Strong problem-solving, project management, and communication skills help facilitate collaboration between technical and business teams. These skills ensure seamless system connectivity, efficient workflow automation, and successful delivery of complex integration projects.

What are Senior Integration Engineers?

Senior Integration Engineers are experienced professionals who design, implement, and manage the integration of various software systems and applications within an organization. They work to ensure that different technologies, platforms, and data sources communicate seamlessly, supporting efficient business operations. Their responsibilities often include developing integration solutions, troubleshooting system issues, and collaborating with cross-functional teams to deliver scalable and reliable integrations.

What is the difference between Senior Integration Engineer vs Integration Specialist?

AspectSenior Integration EngineerIntegration Specialist
CredentialsBachelor's degree in CS or related field; experience in systems integration; certifications like TOGAF or PMPBachelor's degree; experience in integration tasks; certifications like MuleSoft or Dell Boomi often preferred
Work EnvironmentDesigning, developing, and overseeing complex integrations; collaborating with cross-functional teamsImplementing and supporting integrations; troubleshooting and maintaining systems
Employer & Industry UsageUsed in IT, software, and enterprise environments for complex projectsCommon in IT and software companies for specific integration tasks

The main difference is that Senior Integration Engineers typically lead complex integration projects and have more experience, while Integration Specialists focus on implementing and supporting integrations. Both roles require similar credentials but differ in scope and responsibility.

What are the most commonly searched types of Integration Engineer jobs in California? The most popular types of Integration Engineer jobs in California are:
What cities in California are hiring for Senior Integration Engineer jobs? Cities in California with the most Senior Integration Engineer job openings:
Infographic showing various Senior Integration Engineer job openings in California as of July 2026, with employment types broken down into 93% Full Time, 4% Part Time, and 3% Contract. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution, with an average salary of $116,441 per year, or $56 per hour.

Senior Integration Engineer

Science Applications International Corporation

Santa Maria, CA • On-site

Other

Posted 7 days ago

SAIC rating

7.9

Company rating: 7.9 out of 10

Based on 79 frontline employees who took The Breakroom Quiz

74th of 220 rated it services

Job description

 SAIC seeks an experienced and energetic Senior Integration Engineer to directly support the modernization of the space launch ranges, meeting mission requirements, providing range capabilities, and supporting the Assured Access to Space (AATS) mission. The overarching purpose of the program is to perform system modernization and digital transformation projects that will enable the acceleration of the space launch cadence to enable the Spaceport of the future.  This position is located in Santa Maria, CA.

Job Responsibilities:


    Defines discrete systems with processes to link together complex systems and components with software applications to perform as a coordinated whole.
    Uses a broad range of skills and a breadth of knowledge in several engineering/technology disciplines including systems and enterprise architecture, software and hardware engineering, interface protocols, and general problem-solving skills.
    Assist in the development of transition planning, requirements development, and may develop architecture baselines.
    Leads development of integration and migration plans/schedules.
    Acts as an advocate for internal and external clients as an authority on architecture design to address client business problems.
    Supports business process improvements or systems analysis for missions and systems requirements.

SAIC is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.

We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

  • Bachelor's and five (5) years or more experience; master's and three (3) years or more experience; PhD or JD and zero (0) years or more experience.  Experience will be considered in lieu of degree.

  • Basic experience with the DOE/DOD in some technical engineering forum.

  • Knowledge and experience of systems engineering processes, engineering life cycle process, and systems integration functions. 

  • Identify and implement system and process improvements as required to increase efficiency and quality.

  • Excellent communication skills, both written and verbal, with staff at all levels of the organization, and able to communicate effectively with external and internal customers about technical status/issues.

  • Ability to work across Integrated Product Teams and project organizations for team building, identifying gaps and deficiencies, coordinating activities, and incorporate problem solving skills.

Preferred Qualifications:

  • Experience with Launch, Test, and Range Systems (LTRS) and/or aerospace industries.

  • Knowledge of LTRS organizations, processes, and technical compliance documentation

  • Experience with product lifecycle management (PLM) and data management tools, such as Windchill.

  • Ability to work with partially defined requirements and changing criteria.

  • Ability to understand networking schematics and written test procedures.

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