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Freelance Embedded System Software Engineer Jobs in Big Spring, TX

Region 18 Consortium

Network Analyst

Midland, TX · On-site

... and software. • Provide network documentation, training, and guidance to a computing system clients and programmers. Fort Stockton ISD Network Manager Rev. 06-2011 • Serve as a technical ...

Percepto

UAS Repair & Test Specialist

Midland, TX · On-site

... software systems. * Proficiency in basic to advanced soldering; micro-soldering experience is a significant advantage. * Ability to read and interpret engineering drawings and technical schematics ...

Percepto

UAS Repair & Test Specialist

Midland, TX · On-site

... software systems. * Proficiency in basic to advanced soldering; micro-soldering experience is a significant advantage. * Ability to read and interpret engineering drawings and technical schematics ...

Wood

Lease Operator

Big Spring, TX · On-site

$24.50 - $32.25/hr

Interfaces with Engineering for data gathering requests. * Tracks test compression data. * Conducts ... Production computer software knowledge a plus. * General working knowledge of specific systems ...

Wood Plc

Lease Operator

Big Spring, TX

$24.50 - $32.25/hr

Interfaces with Engineering for data gathering requests. * Tracks test compression data. * Conducts ... Production computer software knowledge a plus. * General working knowledge of specific systems ...

SITECH

Technology Field Service Technician

Midland, TX · On-site

... software. DO YOU HAVE WHAT IT TAKES? WHAT YOU'LL DO: * Become factory-trained on equipment and ... Provide field installation, system troubleshooting and repairs and training support for customers ...

Energy transfer

I&E Technician

Stanton, TX · On-site

... software * Install, diagnose, and maintain PLC's or DCS systems & process or safety controls * Read and interpret manuals, policy, engineering standards, regulations, drawings, and schematics ...

Energy transfer

I&E Technician

Big Spring, TX · On-site

... software * Install, diagnose, and maintain PLC's or DCS systems & process or safety controls * Read and interpret manuals, policy, engineering standards, regulations, drawings, and schematics ...

Energy transfer

I&E Technician

Big Spring, TX · On-site

... software * Install, diagnose, and maintain PLC's or DCS systems & process or safety controls * Read and interpret manuals, policy, engineering standards, regulations, drawings, and schematics ...

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Showing results 41-60

All JobsEmbedded System Software Engineer JobsFreelance Embedded System Software Engineer JobsFreelance Embedded System Software Engineer Jobs in Big Spring, TX

Freelance Embedded System Software Engineer information

See Big Spring, TX salary details

$64.7K

$141.7K

$160.8K

How much do freelance embedded system software engineer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for freelance embedded system software engineer in Big Spring, TX is $141,726.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,500.00 and $159,900.00 per year, depending on experience, location, and employer.

What does a freelance embedded system software engineer do?

A Freelance Embedded System Software Engineer designs, develops, and tests software that runs on embedded systems, which are specialized computing systems within larger devices like cars, appliances, or industrial machines. They typically work independently or on a contract basis, collaborating with clients to understand requirements and deliver customized software solutions. Their responsibilities often include writing low-level code, optimizing for performance and memory usage, and troubleshooting hardware-software integration issues.

What is the difference between Freelance Embedded System Software Engineer vs Embedded Firmware Developer?

AspectFreelance Embedded System Software EngineerEmbedded Firmware Developer
CredentialsTypically requires a degree in electrical engineering, computer science, or related fields; certifications are optionalSimilar educational background; certifications like Certified Embedded Systems Engineer can be advantageous
Work EnvironmentIndependent, project-based work often remote; collaborates with multiple clientsUsually employed by a company or works on in-house projects; may work on-site or remotely
Industry UsageUsed across various industries including IoT, automotive, consumer electronicsPrimarily in product development, consumer electronics, automotive, and industrial systems

Both roles require embedded programming skills and knowledge of hardware. The main difference lies in the work setting: Freelance Embedded System Software Engineers work independently on diverse projects, while Embedded Firmware Developers are often employed by companies focusing on firmware development for specific products.

How do freelance embedded system software engineers typically manage project scope and communication with clients?

Freelance embedded system software engineers often work independently or as part of small remote teams, making clear communication and project scope management essential. They regularly use project management tools and set milestones to clarify deliverables and timelines with clients. Addressing technical constraints and hardware integration challenges early in the process helps avoid misunderstandings. Frequent status updates and transparent discussions about changes or obstacles ensure projects stay on track and meet client expectations.

What are the key skills and qualifications needed to thrive as a freelance embedded system software engineer?

To thrive as a Freelance Embedded System Software Engineer, you need a solid background in embedded C/C++ programming, microcontroller architecture, and real-time operating systems, often supported by a degree in electrical engineering or computer science. Familiarity with hardware debugging tools, version control systems (like Git), and development platforms such as ARM, AVR, or PIC is typically required. Strong problem-solving skills, self-motivation, and clear client communication help freelancers stand out in this role. These competencies ensure reliable, efficient solutions and successful project delivery in dynamic and client-driven environments.
What cities near Big Spring, TX are hiring for Freelance Embedded System Software Engineer jobs? Cities near Big Spring, TX with the most Freelance Embedded System Software Engineer job openings:
Freelance Embedded System Software Engineer jobs near you
Infographic showing various Freelance Embedded System Software Engineer job openings in Big Spring, TX as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $141,726 per year, or $68.1 per hour.

Sr. Relay Technician

Wind Energy Transmission Texas LLC

Big Spring, TX • On-site

Full-time

Medical, Retirement, PTO

Re-posted 14 days ago

Job description

POSITION OVERVIEW
The Senior Relay Technician is directly responsible for executing facility maintenance, testing, and commissioning activities in high-voltage transmission substations. The role emphasizes Protection & Control (P&C) and protective relaying testing; however, extensive substation apparatus experience is also preferred. Technicians will perform system equipment repair, provide technical assistance, respond to system events, oversee contractors, and help train junior employees.
This position reports to the Field Supervisor and is based in the Big Spring, TX area, supporting work in the Midland, Big Spring, Dickens, and Gail areas.
DUTIES, FUNCTIONS AND RESPONSIBILITIES
  • Perform or oversee installation, maintenance, testing, troubleshooting, adjusting, wiring, repairs, and switching of relay and substation equipment.
  • Perform SCADA checkouts and troubleshoot issues.
  • Lead internal and contract crews in testing and commissioning activities.
  • Conduct diagnostic testing and analyze results for protection and control systems and substation equipment.
  • Occasionally operate equipment such as bucket trucks, aerial lifts, skid steers, and forklifts.
  • Maintain company vehicles, tools, and test equipment.
  • Prepare and verify routine reports.
  • Champion compliance with WETT safety, reliability compliance, and environmental policies.
  • Interface professionally with contractors, engineers, vendors, and other stakeholders.
  • Assist in scheduling and planning routine and restorative work.
  • Lead efforts to document work and compliance obligations in the work order program/asset database.
  • Participate in an on-call rotation.

ESSENTIAL KNOWLEDGE, SKILLS, EXPERIENCE, AND QUALIFICATIONS
  • Education:
    • High School Diploma required. Associate or bachelor's degree in engineering or engineering technology is preferred but not required.
  • Skills and Experience:
    • Minimum 10 years work experience in substation protection and control maintenance required.
    • Candidate must be familiar with ERCOT nodal protocols and operating guides.
    • Experience with NERC compliance reporting and documentation requirements.
    • Experience with substation equipment (i.e. breakers, transformers, switches).
    • Extensive Experience with protection and control equipment (i.e. SEL/GE relays, RTUs).
    • Knowledge of industry standard maintenance practices, applicable codes, and safety regulations.
    • Experience in commissioning activities/construction of high-voltage stations.
    • Experience overseeing contractors and ensuring proper reporting and archiving.
    • Ability to ensure OSHA, EPA, and other regulatory compliance.
    • Experience with large power transformers and reactors.
    • Experience performing complex station switching.
    • Ability to take oil samples for DGA analysis and interpret results.
    • Curious attitude with a focus on safety.
    • Proficient in reading electrical schematics, wiring diagrams, and relay logic.
    • Extensive knowledge of SEL and GE relay equipment, logic and software.
    • Proficiency with SCADA protocols such as SEL Fast Message, MODBUS and DNP3.
  • Certificates & Licenses:
    • Thermography Level I or II preferred.
    • Coursework or relevant training is preferred (examples include OSHA 30, NESC, NETA, SEL University, etc.).
  • Computer Skills:
    • Proficiency with test software (e.g., Doble RTS, Protection Suite, Omicron Test Universe).
    • Microsoft Office (MS Project, Excel, Power Point, Word, Outlook).
  • Competencies:
    • Understanding of NERC CIP, PRC, and FAC standards.
    • Good communication using email, presentation, and verbal methods.
    • Organization of information, tasks, communications, and data.
    • Documentation and tracking of critical information.
    • Work and resource planning / scheduling.
    • Electrical schematic and control/protection circuit interpretation.
    • Understanding of AC/DC diagrams.
    • Understanding of various protective relaying schemes and their applications.
    • Solid understanding of GE and SEL relay logic.
    • Understanding of RTU and SCADA systems.
    • Knowledge in test software such as Doble RTS and Protection Suite.
    • Understand DNP3, SEL Fast Message, Modbus protocols.
    • Ability to interpret equipment tests and results.
    • Ability to understand one-line, three-line, AC/DC schemes, and connection diagrams.
    • Ability to use prints, manuals, test data to quickly and safely resolve system issues.
    • Ability to troubleshoot fiberoptic communication networks.
    • Understanding of instrument transformers.
    • Must be familiar with current, potential, and trip circuits.
    • Must demonstrate understating of relay setting logic and relay setting troubleshooting.
    • Working knowledge of IEEE, ANSI, ICEA, NESC, and NETA standards.
    • Ability to evaluate situations and apply proper PPE.
    • Ability to conduct all activities in safe manor and champion WETT's safety culture by demonstrating and encouraging safe behavior.
    • Ability to ensure OSHA, EPA, and other regulatory compliance.

JOB PROGRESSION OPPORTUNITIES
Job progression opportunities include an expanding field team and overseeing future, additional staff, overseeing augmented staff, bolstering external and internal stakeholder coordination efforts (i.e. key vendors, internal staff). Progression will be reviewed with supervisor based on department needs, growth, and the individual's performance.
PHYSICAL DEMANDS
Regularly required to stand, walk, use hands to handle or feel, reach with hands and arms, climb or balance, stoop, kneel, crouch, or crawl. Ability to work at heights and in confined spaces. Capable of lifting and moving heavy objects up to 50 pounds.
WEATHER CONDITIONS
Exposure to various weather conditions including heat, cold, rain, and snow. Ability to work outdoors for extended periods, sometimes in harsh weather environments.
WORK ENVIRONMENT
Exposure to loud noise levels, vibrations, and potentially hazardous materials. Ability to work outdoors for extended periods, sometimes in harsh weather environments.
ADDITIONAL INFORMATION
Schedule: This position may require working irregular hours, including weekends, and holidays, especially during emergency repairs.
Travel: Frequent travel within the service area. Occasional overnight travel for training or planning may be required.
Why Work at Wind Energy Transmission Texas (WETT)?
At WETT, you'll have the opportunity to contribute to a company that plays a critical role in powering Texas with reliable, clean, and renewable energy. We take pride in fostering a workplace where innovation, integrity, and collaboration drive our success-and where every employee has a meaningful impact.
What We Offer:
  • Competitive Annual Salary based on experience and professional credentials
  • Robust Paid Time Off including PTO, sabbatical, holidays, and floating holidays
  • Comprehensive Health & Wellness Benefits, including parental leave
  • Employer-Matching 401(k) to support your long-term financial goals
  • A Collaborative, Team-Focused Culture built on respect, partnership, and shared success

Only applicants who meet the minimum qualifications will be considered.

Apply