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Freelance Reliability Engineer Jobs in Illinois (NOW HIRING)

Solomon Page

Senior Data Engineer

Chicago, IL · On-site

$65 - $80/hr

Assess data completeness, duplicate patterns, freshness, lineage, conflicts, and source reliability ... freelancers - which sets us apart in the industries we serve. About Solomon Page Founded in 1990 ...

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Freelance Reliability Engineer information

What is a freelance reliability engineer?

A Freelance Reliability Engineer is an independent professional who specializes in ensuring that systems, equipment, or processes operate reliably and efficiently over time. They typically work on a contract basis for various clients, assessing potential risks, analyzing failure data, and recommending improvements to increase reliability and reduce downtime. Their expertise is often sought in industries like manufacturing, energy, and technology, where system reliability is critical. Freelance Reliability Engineers may also assist with maintenance planning, root cause analysis, and the implementation of reliability-centered maintenance strategies.

What are the key skills and qualifications needed to thrive as a freelance reliability engineer, and why are they important?

To thrive as a Freelance Reliability Engineer, you need a strong background in engineering principles, reliability analysis, and problem-solving, often supported by a degree in engineering or a related field. Familiarity with tools like reliability modeling software (e.g., ReliaSoft), failure mode and effects analysis (FMEA), and relevant certifications such as Certified Reliability Engineer (CRE) is typically required. Excellent communication, project management, and client relationship skills help you stand out in this independent role. These competencies ensure you can deliver effective, data-driven solutions that enhance system reliability and meet client expectations.

What are some common challenges freelance reliability engineers face when working with multiple clients simultaneously?

Freelance reliability engineers often manage projects for several clients at once, which can lead to challenges such as balancing conflicting deadlines, adapting to different industries' standards, and quickly understanding diverse systems. Effective communication and organizational skills are crucial for juggling these responsibilities, as is the ability to tailor your approach to each client's unique needs. Building strong relationships and setting clear expectations at the start of each engagement can help mitigate misunderstandings and ensure successful project outcomes.

What is the difference between Freelance Reliability Engineer vs Reliability Engineer?

AspectFreelance Reliability EngineerReliability Engineer
CredentialsTypically requires engineering degree, certifications like CRE or Six SigmaSame as freelance, often with additional company-specific certifications
Work EnvironmentIndependent, project-based, remote or on-siteFull-time, employed by a company, on-site or hybrid
Employer & Industry UsageFreelance basis across industries like manufacturing, energy, aerospaceWithin organizations, primarily manufacturing, utilities, aerospace
Search & Comparison IntentLooking for freelance reliability consulting or project workSeeking full-time reliability engineering roles

The main difference is that a Freelance Reliability Engineer works independently on various projects, often remotely, while a Reliability Engineer is typically employed full-time within a company. Both roles require similar credentials and industry knowledge, but their work environments and employment status differ significantly.

What are the most commonly searched types of Reliability Engineer jobs in Illinois? The most popular types of Reliability Engineer jobs in Illinois are:
What are popular job titles related to Freelance Reliability Engineer jobs in Illinois? For Freelance Reliability Engineer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Freelance Reliability Engineer jobs in Illinois look for? The top searched job categories for Freelance Reliability Engineer jobs in Illinois are:
What cities in Illinois are hiring for Freelance Reliability Engineer jobs? Cities in Illinois with the most Freelance Reliability Engineer job openings:
Freelance Reliability Engineer jobs near you
Infographic showing various Freelance Reliability Engineer job openings in Illinois as of August 2026, with employment types broken down into 74% Full Time, and 26% Part Time. Highlights an 100% In-person job distribution.

Senior Data Engineer

Solomon Page

Chicago, IL • On-site

$65 - $80/hr

Contractor

Medical, Dental, Retirement

Posted 5 days ago

Job description

We are seeking a hands-on Senior Data Engineer to support Phase 0 data discovery, profiling, mapping, and engineering handoff activities for a large-scale customer data and marketing transformation initiative. This role will work closely with Data Strategists, Solution Architects, and business stakeholders to analyze enterprise data sources, define canonical data models, and prepare high-quality engineering deliverables for implementation in Databricks. The ideal candidate has strong expertise in Databricks, SQL, Python, and AWS, along with experience in data modeling, data quality, and customer identity management.
  • Rate Range: $65-80/hr on W2

Responsibilities:
  • Inventory priority source systems, entities, identifiers, fields, relationships, and data quality issues.
  • Perform data discovery, profiling, and analysis across enterprise data sources.
  • Assess data completeness, duplicate patterns, freshness, lineage, conflicts, and source reliability.
  • Develop source-to-target mappings for the canonical marketing data model.
  • Translate identity resolution rules, survivorship logic, source hierarchy, field ownership, account relationships, and exception handling into engineering-ready documentation.
  • Document data gaps, assumptions, dependencies, risks, and unresolved issues for engineering teams.
  • Define data quality thresholds, acceptance criteria, match confidence metrics, and engineering handoff requirements.
  • Collaborate with Data Strategists, Solution Architects, and client engineering teams to ensure successful implementation in Databricks.
  • Support data engineering best practices and contribute to scalable, high-quality data solutions.

Required Qualifications:
  • 7+ years of experience in Data Engineering, Data Integration, or Data Warehousing.
  • Strong hands-on experience with Databricks, SQL, Python, and AWS.
  • Experience with data profiling, data discovery, and source system analysis.
  • Strong understanding of data modeling, source-to-target mapping, and data transformation.
  • Experience documenting engineering requirements and preparing implementation-ready technical artifacts.
  • Strong analytical, troubleshooting, and problem-solving skills.
  • Excellent communication and stakeholder collaboration abilities.

Required Skills:
  • Databricks
  • SQL
  • Python
  • AWS
  • Data Discovery & Profiling
  • Source-to-Target Mapping
  • Data Modeling
  • Data Quality Assessment
  • Customer Identity Resolution
  • Data Lineage
  • Requirements Documentation
  • Stakeholder Collaboration

Technical Skills:
  • Databricks
  • SQL
  • Python
  • AWS
  • CRM Data
  • Eloqua
  • Marketing Data Models
  • Data Mapping
  • Data Quality & Validation
  • Identity Resolution
  • ETL/ELT Concepts

Preferred Qualifications:
  • Experience with customer data platforms (CDPs) or marketing data ecosystems.
  • Knowledge of identity resolution, golden record, and master data management concepts.
  • Experience working with enrichment platforms, analytics data, web data, event data, or 6Sense.
  • Experience supporting enterprise marketing or customer analytics initiatives.

If you meet the required qualifications and are interested in this role, please apply today.
The Solomon Page Distinction
Solomon Page offers a comprehensive benefit program for hourly employees. We pride ourselves on offering medical, dental, 401(k), direct deposit and commuter benefits to our employees, including freelancers - which sets us apart in the industries we serve.
About Solomon Page
Founded in 1990, Solomon Page is a specialty niche provider of staffing and executive search solutions across a wide array of functions and industries. The success of Solomon Page reflects an organic growth strategy supported by a highly entrepreneurial culture. Acting as a strategic partner to our clients and candidates, we focus on providing customized solutions and building long-term relationships based on trust, respect, and the consistent delivery of excellent results. For more information and additional opportunities, visit: solomonpage.com and connect with us on Facebook , and LinkedIn .
Opportunity Awaits.
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