Cobalt is seeking security engineers to adversarially test frontier models and AI agents, and to produce the reasoning and evaluation data used to measure and improve how those systems hold up under ...
Cobalt is seeking security engineers to adversarially test frontier models and AI agents, and to produce the reasoning and evaluation data used to measure and improve how those systems hold up under ...
Manufacturing Engineer (Contract)
Buffalo Grove, IL ยท On-site
$50 - $65/hr
Manufacturing Engineer Location: Buffalo Grove, IL Hire Type: Contract Compensation: $50.00-$65.00/hour (Based on Experience) Schedule: Full-Time | 100% Onsite Position Overview We are seeking a ...
Quick apply
Manufacturing Engineer (Contract)
Buffalo Grove, IL ยท On-site
$50 - $65/hr
Manufacturing Engineer Location: Buffalo Grove, IL Hire Type: Contract Compensation: $50.00-$65.00/hour (Based on Experience) Schedule: Full-Time | 100% Onsite Position Overview We are seeking a ...
Contract Lead
Mount Pleasant, WI ยท On-site
$85K - $114K/yr
Within CO&I, the Engineering Procurement & Construction (EPC) organization is responsible for ... The successful candidate will support contract execution activities, manage contract records ...
Contract Lead
Mount Pleasant, WI ยท On-site
$85K - $114K/yr
Within CO&I, the Engineering Procurement & Construction (EPC) organization is responsible for ... The successful candidate will support contract execution activities, manage contract records ...
Contract Lead
Mount Pleasant, WI ยท On-site
$85K - $114K/yr
Within CO&I, the Engineering Procurement & Construction (EPC) organization is responsible for ... The successful candidate will support contract execution activities, manage contract records ...
Contract Lead
Mount Pleasant, WI ยท On-site
$85K - $114K/yr
Within CO&I, the Engineering Procurement & Construction (EPC) organization is responsible for ... The successful candidate will support contract execution activities, manage contract records ...
Sr. Design Quality Engineer
Schaumburg, IL ยท On-site
New product development activities will occur in the contract development context and in the specification developer context. These activities span all aspects of the new product development process.
Sr. Design Quality Engineer
Schaumburg, IL ยท On-site
New product development activities will occur in the contract development context and in the specification developer context. These activities span all aspects of the new product development process.
Contract Administrator
Mount Pleasant, WI ยท On-site
Within CO&I, the Engineering Procurement & Construction (EPC) organization is responsible for ... The successful candidate will support contract execution activities, manage contract records ...
Contract Administrator
Mount Pleasant, WI ยท On-site
Within CO&I, the Engineering Procurement & Construction (EPC) organization is responsible for ... The successful candidate will support contract execution activities, manage contract records ...
Contract Development Engineer
Lake Forest, IL ยท On-site
This includes development of data through engineering studies that informs new product development as well as test reports that support product submissions. * The candidate will work within a team ...
Contract Development Engineer
Lake Forest, IL ยท On-site
This includes development of data through engineering studies that informs new product development as well as test reports that support product submissions. * The candidate will work within a team ...
Manager, Payer Contract Analytics
Mettawa, IL ยท On-site
$79K - $95K/yr
As an individual contributor of the Payer Contract Analytics team, you will greatly influence ... Fluency in multiple programming languages and statistical analysis tools including but not limited ...
Manager, Payer Contract Analytics
Mettawa, IL ยท On-site
$79K - $95K/yr
As an individual contributor of the Payer Contract Analytics team, you will greatly influence ... Fluency in multiple programming languages and statistical analysis tools including but not limited ...
Manager, Payer Contract Analytics
Mettawa, IL ยท On-site
$79K - $95K/yr
As an individual contributor of the Payer Contract Analytics team, you will greatly influence ... Fluency in multiple programming languages and statistical analysis tools including but not limited ...
Quick apply
Manager, Payer Contract Analytics
Mettawa, IL ยท On-site
$79K - $95K/yr
As an individual contributor of the Payer Contract Analytics team, you will greatly influence ... Fluency in multiple programming languages and statistical analysis tools including but not limited ...
Manager, Payer Contract Analytics
Mettawa, IL ยท On-site
$79K - $95K/yr
As an individual contributor of the Payer Contract Analytics team, you will greatly influence ... Fluency in multiple programming languages and statistical analysis tools including but not limited ...
Manager, Payer Contract Analytics
Mettawa, IL ยท On-site
$79K - $95K/yr
As an individual contributor of the Payer Contract Analytics team, you will greatly influence ... Fluency in multiple programming languages and statistical analysis tools including but not limited ...
Manager, Payer Contract Analytics
Mettawa, IL ยท On-site
$109K/yr
As an individual contributor of the Payer Contract Analytics team, you will greatly influence ... Fluency in multiple programming languages and statistical analysis tools including but not limited ...
Manager, Payer Contract Analytics
Mettawa, IL ยท On-site
$109K/yr
As an individual contributor of the Payer Contract Analytics team, you will greatly influence ... Fluency in multiple programming languages and statistical analysis tools including but not limited ...
The Voice Engineer will also troubleshoot any issues that arise during the integration process ... This is a contract position, W-2 position and T4 position. We are not able to do 1099 or C2C or ...
The Voice Engineer will also troubleshoot any issues that arise during the integration process ... This is a contract position, W-2 position and T4 position. We are not able to do 1099 or C2C or ...
Contracts Manager
Mount Pleasant, WI ยท On-site
$99K - $113K/yr
Interpret and administer contract terms and conditions, ensuring compliance by all project ... Bachelor's degree in Construction Management, Engineering, Business Administration, or a related ...
Contracts Manager
Mount Pleasant, WI ยท On-site
$99K - $113K/yr
Interpret and administer contract terms and conditions, ensuring compliance by all project ... Bachelor's degree in Construction Management, Engineering, Business Administration, or a related ...
Contracts Manager
Mount Pleasant, WI ยท On-site
$99K - $113K/yr
Interpret and administer contract terms and conditions, ensuring compliance by all project ... Bachelor's degree in Construction Management, Engineering, Business Administration, or a related ...
Contracts Manager
Mount Pleasant, WI ยท On-site
$99K - $113K/yr
Interpret and administer contract terms and conditions, ensuring compliance by all project ... Bachelor's degree in Construction Management, Engineering, Business Administration, or a related ...
Resident Engineer
Deerfield, IL ยท On-site
$100K - $150K/yr
Description: Atlas is seeking Resident Engineers to join our well-established Construction ... contract documents. - Ensure compliance with plans, specifications, and regulations. - Lead the ...
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Resident Engineer
Deerfield, IL ยท On-site
$100K - $150K/yr
Description: Atlas is seeking Resident Engineers to join our well-established Construction ... contract documents. - Ensure compliance with plans, specifications, and regulations. - Lead the ...
Equipment Engineer - Packaging
Woodstock, IL ยท On-site
Woodstock, IL - Onsite Contract: 6+ months durationwith strong potential for extensions Role Summary Automated Systems, Inc. (ASI) is seeking an Equipment Engineer - Packaging to support capital ...
Equipment Engineer - Packaging
Woodstock, IL ยท On-site
Woodstock, IL - Onsite Contract: 6+ months durationwith strong potential for extensions Role Summary Automated Systems, Inc. (ASI) is seeking an Equipment Engineer - Packaging to support capital ...
Senior Process Engineer
Waukegan, IL ยท On-site
$98K - $127K/yr
As a Sterling Engineering W2 employee on contract, you receive a Full Employee Benefits Package that includes Paid Time Off, Paid Holidays, 3 Medical plans to choose from, Dental & Vision plans ...
Senior Process Engineer
Waukegan, IL ยท On-site
$98K - $127K/yr
As a Sterling Engineering W2 employee on contract, you receive a Full Employee Benefits Package that includes Paid Time Off, Paid Holidays, 3 Medical plans to choose from, Dental & Vision plans ...
Product Development Engineer
North Chicago, IL ยท On-site
$40/hr
Product Development Engineer Location : North Chicago, IL Hire Type ... Contract 1+ yr Compensation : $40/hr target Benefits : As a contract employee of Sterling, you are ...
Quick apply
Product Development Engineer
North Chicago, IL ยท On-site
$40/hr
Product Development Engineer Location : North Chicago, IL Hire Type ... Contract 1+ yr Compensation : $40/hr target Benefits : As a contract employee of Sterling, you are ...
Contract IT Support Engineer
Hoffman Estates, IL ยท On-site
$40 - $45/hr
This is a contract with the potential of a permanent position based in Hoffman Estates, IL. We are ... What is required is a polished, service-minded IT Support Engineer to support our Hoffman Estates ...
Contract IT Support Engineer
Hoffman Estates, IL ยท On-site
$40 - $45/hr
This is a contract with the potential of a permanent position based in Hoffman Estates, IL. We are ... What is required is a polished, service-minded IT Support Engineer to support our Hoffman Estates ...
This is a contract with the potential of a permanent position based in Hoffman Estates, IL. We are ... What is required is a polished, service-minded IT Support Engineer to support our Hoffman Estates ...
Quick apply
This is a contract with the potential of a permanent position based in Hoffman Estates, IL. We are ... What is required is a polished, service-minded IT Support Engineer to support our Hoffman Estates ...
Contract Engineer information
See Round Lake, IL salary details
$28.82 - $34.83
6% of jobs
$39 is the 25th percentile. Wages below this are outliers.
$34.83 - $40.85
27% of jobs
The median wage is $43.68 / hr.
$40.85 - $46.86
35% of jobs
$48.20 is the 75th percentile. Wages above this are outliers.
$46.86 - $52.88
28% of jobs
$52.88 - $58.89
2% of jobs
$58.89 - $64.91
0% of jobs
$64.91 - $70.93
0% of jobs
$70.93 - $76.94
0% of jobs
$76.94 - $82.96
0% of jobs
$82.96 - $88.97
0% of jobs
$88.97 - $94.99
1% of jobs
$28
$46
$94
How much do contract engineer jobs pay per hour?
What is a contract engineer?
What does a contract engineer do?
As a contract engineer, you provide temporary support for a company that needs help. In this role, you may help design a product or structure, provide guidance to builders working off of your plans, or evaluate a company's existing system to be sure the proposed engineering plan matches their capabilities. Many aspects of this job depend on the type of engineering support a company needs. For example, some contract engineers focus heavily on the mechanical aspects of a project, while others help hire contractors, evaluate proposals, and answer questions related to the project.
What are the key skills and qualifications needed to thrive as a contract engineer, and why are they important?
What are some common challenges contract engineers face when managing multiple projects simultaneously?
What is the difference between Contract Engineer vs Project Engineer?
| Aspect | Contract Engineer | Project Engineer |
|---|---|---|
| Credentials | Bachelor's in Engineering, relevant certifications (e.g., PE, PMP) | Bachelor's in Engineering, relevant certifications (e.g., PMP) |
| Work Environment | Temporary or project-specific roles, often freelance or consulting | Permanent or long-term roles within projects |
| Employer & Industry Usage | Oil & gas, construction, manufacturing, consulting firms | Construction, engineering firms, infrastructure projects |
| Common Search & Comparison | Yes | Yes |
Contract Engineers typically work on a temporary basis, focusing on specific projects or tasks, often with consulting firms or as freelancers. Project Engineers are usually employed full-time within organizations, managing ongoing projects from start to finish. Both roles require engineering credentials and certifications, but their employment types and work environments differ significantly.
What are the most commonly searched types of Engineer jobs in Round Lake, IL?
The most popular types of Engineer jobs in Round Lake, IL are:
What cities near Round Lake, IL are hiring for Contract Engineer jobs?
Cities near Round Lake, IL with the most Contract Engineer job openings:

Other
Posted 4 days ago
Job description
About Cobalt:
Cobalt is seeking security engineers to adversarially test frontier models and AI agents, and to produce the reasoning and evaluation data used to measure and improve how those systems hold up under pressure.
This opportunity is suited to people with a security background who have turned their attention to AI systems, whether professionally, through structured red teaming and model bounty programs, or through sustained independent research. Traditional offensive security experience without prior AI work is welcome, provided you can code and can learn a new target quickly.
You do not need a formal AI research background. What matters is that you can reliably find failure modes others miss, that you can tell a lucky one-off from a reproducible weakness, and that you can build the harness needed to prove it.
All work is performed against sandboxed environments, purpose-built targets, and model endpoints supplied by us or by the lab. We do not accept work performed against systems you are not authorized to test, and we do not accept material covered by a client agreement or obtained without authorization.
What you'll do:
Depending on the project, you may:
- Probe models and agents for failure modes, including prompt injection, unsafe tool and browser use, data exfiltration paths, and breakdowns in refusal or policy adherence, and document each case so another engineer can reproduce it
- Build test harnesses and automation that run attempts at scale against model APIs and agent frameworks, rather than testing by hand
- Produce written attack traces, capturing how you form and test hypotheses, what you rule out and why, and how you arrive at a working approach, rather than only the successful prompt
- Author adversarial evaluation scenarios and benchmark items with verifiable success criteria, including multi-turn and agentic tasks
- Design rubrics and partial-credit criteria for scoring model behavior, and classify observed failures into a consistent taxonomy
Projects follow their own guidelines, scope rules, and quality standards, and you will work with feedback from reviewers and lab research teams.
Required qualifications:
- Demonstrable security experience, and demonstrable adversarial work against language models or AI agents through professional red teaming, structured bounty programs, published research, or a substantive independent record
- Strong coding ability, typically Python, sufficient to build your own harnesses, automate at scale, and work with model APIs and agent frameworks
- Depth in at least one relevant area, for example prompt injection and jailbreak techniques, agent and tool-use security, multimodal attacks, or cyber misuse evaluation
- Ability to distinguish reproducible weaknesses from one-off outputs, and to explain each step of your reasoning clearly in writing
- Willingness to work strictly within defined scope, to follow the project's disclosure process, and to sign a confidentiality agreement covering findings and project materials
Why join Cobalt AI:
- Advance frontier AI where it counts. Apply your security expertise to data that frontier labs cannot obtain any other way, where your judgment directly shapes how the next generation of models reasons about security.
- Grow professionally. Expand your influence through evaluation projects, advisory roles, and research collaborations, while developing a working understanding of how frontier models are trained and assessed.
- Work with a top-tier network. Collaborate with security engineers and researchers from leading organizations on high-impact, flexible work.
- Set your own schedule. Flexible 10 to 40 hour weeks that fit around your existing engagements and your life.
- Competitive pay. Rates vary by project and are determined by a number of factors, including scope, skillset, and experience.