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Integration Engineering Jobs in California (NOW HIRING)

K2 Space

Build & Integration Engineer

Los Angeles, CA

$100K - $140K/yr

Bachelor's degree in electrical, aerospace, mechanical, computer, or other engineering discipline * 2+ years of experience in an integration engineering role (includes internships and hardware ...

Crusoe

Senior API Integration Engineer

Sunnyvale, CA · On-site

Collaborating with internal software engineering teams to ensure integration patterns and API access are available for custom-built internal tools and automations * Proven experience integrating ...

Crusoe

Senior API Integration Engineer

Sunnyvale, CA · On-site

Collaborating with internal software engineering teams to ensure integration patterns and API access are available for custom-built internal tools and automations * Proven experience integrating ...

OfficeAlly Inc.

Senior Integration Engineer

Concord, CA · On-site

$120 - $150/hr

This is a hands-on integration engineering position centered on building, configuring, and supporting customer implementations. While the platform is Java-based, this role emphasizes EDI standards ...

E-Space

Software Integration Lead - 5G CORE

Saratoga, CA · Remote

$180K - $220K/yr

Lead and mentor a small integration engineering team (2-4 engineers); set delivery cadence and engineering quality standards. What you bring to this role: * Bachelor's or Master's degree in Computer ...

Sage Care Inc

Epic Integration Engineer

Palo Alto, CA · On-site

$120 - $180/hr

This role sits at the intersection of healthcare data, integration engineering, AI/ML, and partner management . We're looking for someone with deep hands-on experience integrating with Epic as a ...

New

E-Space

Software Integration Lead - 5G CORE

Saratoga, CA · Remote

$114K - $154K/yr

Lead and mentor a small integration engineering team (2-4 engineers); set delivery cadence and engineering quality standards. What you bring to this role: * Bachelor's or Master's degree in Computer ...

Medium

Software Integration Lead - 5G CORE

Saratoga, CA · On-site

$180 - $220/hr

Lead and mentor a small integration engineering team (2-4 engineers); set delivery cadence and engineering quality standards. What you bring to this role: * Bachelor's or Master's degree in Computer ...

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Showing results 21-40

All JobsIntegration Engineering JobsIntegration Engineering Jobs in California

Integration Engineering information

See California salary details

$43.9K

$122.6K

$171.2K

How much do integration engineering jobs pay per year?

As of Aug 22, 2026, the average yearly pay for integration engineering in California is $122,648.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,600.00 and $138,200.00 per year, depending on experience, location, and employer.

What is integration engineering?

Integration engineering is the process of connecting different systems, software applications, or components to work together as a cohesive whole. Integration engineers design, implement, and manage solutions that enable data and processes to flow seamlessly between disparate platforms. Their work often involves using APIs, middleware, and other tools to ensure interoperability and streamline business operations. This role is crucial for organizations that rely on multiple technologies and need them to communicate efficiently.

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

To thrive as an Integration Engineer, you need a solid understanding of software development, system architecture, and experience with APIs and data formats, often supported by a degree in computer science or a related field. Familiarity with integration platforms (like MuleSoft, Dell Boomi, or Informatica), scripting languages, and cloud services is essential, and certifications in these tools can be advantageous. Strong analytical skills, effective communication, and problem-solving abilities help you coordinate across teams and resolve complex integration challenges. These skills ensure seamless connectivity between systems, efficient data flow, and successful project delivery in dynamic IT environments.

What are some common challenges faced by integration engineers when working with legacy systems?

Integration engineers often encounter challenges when connecting modern applications to legacy systems, such as outdated documentation, unsupported protocols, and limited interoperability. These obstacles require creative problem-solving, thorough testing, and close collaboration with both internal teams and external vendors. Successful integration often involves developing custom adapters or middleware to bridge the technology gap, while ensuring system stability and data integrity throughout the process.

What is the difference between Integration Engineering vs Software Development?

AspectIntegration EngineeringSoftware Development
Required CredentialsBachelor's in Engineering, Computer Science, or related field; certifications in systems integration are a plusBachelor's in Computer Science, Software Engineering, or related field; coding certifications beneficial
Work EnvironmentCollaborative teams, client sites, system testing labsOffice settings, remote work, coding environments
Employer & Industry UsageTech companies, manufacturing, aerospace, healthcareTech firms, startups, software companies, finance
Common Search & Comparison IntentUnderstanding roles involving system integration and hardware/software interfacingFocus on software creation, coding, and application development

Integration Engineering and Software Development share overlapping skills like programming and problem-solving. However, Integration Engineering emphasizes connecting different systems and hardware, often involving testing and client interaction, while Software Development centers on creating and maintaining software applications. Both roles are vital in tech industries but serve distinct functions within project workflows.

How much does an integration engineer make?

The average salary for an integration engineer in Texas ranges from $70,000 to $110,000 annually, depending on experience, certifications, and the specific industry. Skilled professionals with knowledge of APIs, middleware, and cloud platforms tend to earn higher salaries. Compensation may also include benefits such as health insurance and retirement plans.

What does an integration engineering do?

An integration engineer designs, develops, and maintains systems that connect different software applications and platforms to ensure they work together seamlessly. They often work with APIs, middleware, and data transfer protocols, and may use tools like scripting languages and integration platforms to automate processes and troubleshoot issues.

What are popular job titles related to Integration Engineering jobs in California?

For Integration Engineering jobs in California, the most frequently searched job titles are:

What job categories do people searching Integration Engineering jobs in California look for?

The top searched job categories for Integration Engineering jobs in California are:

Integration Engineering jobs near you
Infographic showing various Integration Engineering job openings in California as of August 2026, with employment types broken down into 94% Full Time, 3% Part Time, 2% Contract, and 1% Nights. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $122,648 per year, or $59 per hour.

Sr. Manager, HW and SW System Integration and Architecture

Qcells

San Francisco, CA • On-site

$180K - $240K/yr

Full-time

Re-posted 21 days ago

Qcells rating

6.8

Company rating: 6.8 out of 10

Based on 24 frontline employees who took The Breakroom Quiz

Job description

Description
POSITION DESCRIPTION:
The System Integration Engineering Team is seeking an experienced, bright, self-motivated Sr. Manager of Hardware and Software Integration and Architecture.
The successful candidate will ensure products and systems are integrated between hardware, firmware (embedded SW), cloud, and SW applications to ensure complete synergy of our solutions.
This position will collaborate with product management and both hardware and software developments teams to define technical aspect of product and system requirements for our next generation products including AC Modules, Inverters, Energy Storage Systems (ESS), energy management, home electrification and integrated software for the North American market.
This role will be the key point of contact between the system integration engineering team and the software development team to ensure requirements and solutions will meet the needs of our customers. This role will collaborate on software level roadmaps, validation test plans, and schedules.
Finally, this role will interface with sales and sustaining pre-sales activities and define advanced configurations and applications needed for product launch and for future market needs.
This position reports to the Head System Integration and Architecture Team. This position will be based out of Santa Clara, CA R&D Center. Travel is expected to be 20% to test facilities and Qcells offices.
RESPONSIBILITIES
  • Collaborate with product management and development teams to ensure requirements meet systems level solution needs.
  • Drive integration and system level planning across HW, FW, SW, and cloud layer.
  • Own solution level product requirements.
  • Own system software level testing for system integration engineering as part of alpha validation phase including commissioning, homeowner application, fleet application, and APIs.
  • Act as lead voice of customer for all UI/UX products and collaborate with product management to ensure delivery of best-in-class solution.
  • Administrator for system integration engineering confluence and Jira platforms.
  • Develop strategy proposals and drive lab testing automation and automated reporting.
  • Support sales teams with pre-sales activities including product overview and training.
  • Stay abreast of industry SW test standards and methods.
  • Stay abreast of solar and storage industry trends and technologies.
REQUIRED QUALIFICATIONS
  • B.S. in Engineering (Electrical, Computer Science) required, MS preferred.
  • 10+ years technical expertise in solar modules, solar inverters, energy storage, and grid-tied /off grid HW and FW/SW systems.
  • Extensive experience in complex system level requirements of features and functions.
  • Extensive experience in end-to-end product level testing of complex systems, including validation of features and functional performance.
  • Experience working with hardware and software development teams.
  • Experience working with field facing sales, support, and sustaining teams.
  • Experience testing apps and user interface tools.
  • Proficiency in programing in python or other languages.
  • Experience defining, reviewing online and print copy documentation is a plus
  • Ability and proven experience to think creatively, learn quickly, and develop innovative solutions.
  • Strong analytical and problem-solving skills
  • Well-organized and proven ability to manage both individual and collaborative team projects.
  • Self-motivated with the ability to work both independently and with multiple teams in a fast-paced environment.
  • Excellent leadership, decision-making, and cross-functional collaboration skills.
  • Strong communication skills with multi-national teammates in US and other countries
  • Flexible, cross-functional, pro-active, can-do attitude.
  • Proficient in Microsoft suite of products (Word, PowerPoint, Excel)
  • Proficient in Atlassian suite of SW tools (confluence, JIRA)
PREFERRED QUALIFICATIONS
  • Market and competitive intelligence
  • Experience in managing release of products to market
  • Lab and outdoor testing experience
  • Experience in solar and storage SW regulatory compliance
  • Experience testing with 3 rd party products
  • Experience with O&M and installer partners
  • Experience working in a start-up or fast-paced growth environment
  • Experience working in a global company with multi-national teammates in US and other countries
  • Experience working with colleagues with different primary languages

PHYSICAL, MENTAL & ENVIRONMENTAL DEMANDS:
To comply with the Rehabilitation Act of 1973 the essential physical, mental and environmental requirements for this job are listed below. These are requirements normally expected to perform regular job duties. Incumbent must be able to successfully perform all of the functions of the job with or without reasonable accommodation.
Mobility
Standing
20% of time
Sitting
70% of time
Walking
10% of time
Strength
Pulling
up to 10 Pounds
Pushing
up to 10 Pounds
Carrying
up to 10 Pounds
Lifting
up to 10 Pounds
Dexterity (F = Frequently, O = Occasionally, N = Never)
Typing
F
Handling
F
Reaching
F
Agility (F = Frequently, O = Occasionally, N = Never)
Turning
F
Twisting
F
Bending
O
Crouching
O
Balancing
N
Climbing
N
Crawling
N
Kneeling
N
The salary range is required by the California Pay Transparency Act and may differ depending on the location of those candidates hired nationwide. Actual compensation is influenced by a wide array of factors including but not limited to, skill set, education, licenses and certifications, essential job duties and requirements, and the necessary experience relative to the job's minimum qualifications.
*This target salary range is for CA positions only and should not be interpreted as an offer of compensation.
You may view your privacy rights by reviewing Qcells' Privacy Policy or by contacting our HR team for a copy.

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