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Freelance Systems Engineer Jobs in Riverside, CA

... engineering applications and automated control systems. Mesa Energy Systems is a wholly owned ... preferred, freelance considered). • Strong proficiency with Microsoft Office (Excel, Word ...

Build recurring editorial franchises and scalable content systems. * Serve as an authority on ... Manage relationships with freelance writers, contributors, and editorial partners. * Connect ...

Senior Manager, Editorial (Hybrid)

Irvine, CA · On-site +1

$142K - $160K/yr

Build recurring editorial franchises and scalable content systems. * Serve as an authority on ... Manage relationships with freelance writers, contributors, and editorial partners. * Connect ...

... engineering expertise with global-scale manufacturing to deliver the storage systems that make AI ... Manage relationships with external content vendors, freelancers, and production partners; develop a ...

Head of Content

Irvine, CA · On-site

$139K - $186K/yr

From enabling systems to make cities safer and more connected, to powering the data centers behind ... They are equally comfortable interviewing engineers, collaborating with executives, managing ...

From enabling systems to make cities safer and more connected, to powering the data centers behind ... They are equally comfortable interviewing engineers, collaborating with executives, managing ...

We expect you to see the full conversion system -- from the hook that stops the scroll to the ... You don't need to be a developer, but you should be able to mock up or wireframe a better page

Freelance Systems Engineer information

See Riverside, CA salary details

$55.8K

$132.7K

$174.2K

How much do freelance systems engineer jobs pay per year?

As of Jun 27, 2026, the average yearly pay for freelance systems engineer in Riverside, CA is $132,719.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,200.00 and $163,800.00 per year, depending on experience, location, and employer.

What is a Freelance Systems Engineer job?

A Freelance Systems Engineer is an independent professional responsible for designing, implementing, and maintaining complex systems for clients on a contract basis. They work across industries like IT, aerospace, healthcare, and telecommunications, ensuring system performance, security, and scalability. Their responsibilities may include system architecture, troubleshooting, integration, and optimization. Freelancers in this role often manage multiple projects, offering flexible solutions tailored to each client’s needs.

What does a typical project look like for a Freelance Systems Engineer?

As a Freelance Systems Engineer, a typical project might involve assessing a client's existing IT infrastructure, designing and implementing integrated systems, and ensuring optimal network performance and security. You may work independently or collaborate with client-side IT teams, often managing your own schedule and communication. Projects vary in length and complexity, ranging from short-term troubleshooting assignments to long-term infrastructure overhauls. This diversity allows you to continually expand your skills and work with a wide range of industries and technologies.

What are the key skills and qualifications needed to thrive in the Freelance Systems Engineer position, and why are they important?

A Freelance Systems Engineer should possess expertise in systems integration, network infrastructure, troubleshooting, and a degree in computer science or related fields. Familiarity with tools like VMware, Linux/Windows servers, cloud platforms (AWS, Azure), and certifications such as CompTIA, Cisco, or Microsoft are often expected. Strong project management, communication, and client relationship skills help build trust and ensure project success. These competencies are crucial for delivering reliable, high-quality solutions for clients with diverse and evolving technical requirements.

What are the most commonly searched types of Systems Engineer jobs in Riverside, CA? The most popular types of Systems Engineer jobs in Riverside, CA are:
What are popular job titles related to Freelance Systems Engineer jobs in Riverside, CA? For Freelance Systems Engineer jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Freelance Systems Engineer jobs in Riverside, CA look for? The top searched job categories for Freelance Systems Engineer jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Freelance Systems Engineer jobs? Cities near Riverside, CA with the most Freelance Systems Engineer job openings:

Mesa Energy Systems, Inc.

EMCOR Group Inc

Irvine, CA • On-site

$22 - $30/hr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 16 days ago


Job description

We are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities with design assistance, as well as engineering applications and automated control systems.


Mesa Energy Systems is a wholly owned subsidiary of EMCOR Group, Inc. EMCOR is the world’s leading provider of mechanical and electrical construction and facilities services, including planning, consulting, and operations and maintenance. Mesa Energy Systems is a HVAC mechanical services company that provides fully integrated solutions for preventative maintenance and repair, upgrading existing mechanical, electrical, and controls systems to provide the most efficient economic solutions to meet customer expectations.


• Design and map data models to shift raw data into meaningful insights.
• Utilize Power BI to build interactive and visually appealing dashboards and reports.
• Spot key performance indicators with apt objectives
• Build multi-dimensional data models.
• Perform detailed analysis on tested and deployed Power BI scripts.
• Define and design new systems.
• Take care of data warehouse development
• Identify the requirements and develop custom charts accordingly.
• SQL querying for better results
• In a nutshell, the Power BI Assistant contributes to processes and procedures within Power BI.


• High school diploma or equivalent.
• University Extension Certification, Associates, or bachelor’s degree in Computer Science or Information Systems a plus.
• 1 year of Power Bi or equivalent software experience (educational or professional preferred, freelance considered).
• Strong proficiency with Microsoft Office (Excel, Word, Outlook, Suite Package)
• Strong written and oral communication skills.
• Detail oriented, accurately follows instruction, and great note taker.
• Self-motivated with an ability to adapt quickly and navigate new software.
• Creative problem-solving to proactively address issues with logic and efficiency.
• A familiarity with DAX queries and functions in Power BI
• Work experience in a corporate office atmosphere a plus.

#Mesa #LI-Mesa #LI-HVACjobs #LI-Onsite


As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled

Please review our Affirmative Action Policy.


Notice to prospective employees: There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companies list open positions here. Please check our available positions to confirm that a post or email is genuine.
EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCORs normal application process it is probably fraudulent.

Compensation Range: $22 - $30 per hour


Benefits: We are committed to providing employees a comprehensive benefits package which includes medical, dental, and vision coverage, along with health savings and flexible spending accounts, life insurance, disability, a 401(k) Savings Plan, College Coach and employee assistance program.