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Senior Infrastructure Engineer Jobs in Illinois (NOW HIRING)

Cboe Global Markets

Senior Infrastructure Engineer

Chicago, IL · On-site

$111K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

While the internal title for this position is Senior Linux Engineer, this role has been posted ... Automating system workflows and infrastructure tasks using Python, Bash, and configuration ...

Grainger Businesses

Senior Infrastructure Engineer

Lake Forest, IL · On-site

$95K - $159K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Position Details This Senior Infrastructure Engineer is responsible for engineering, configuring, and supporting enterprise endpoint and virtual desktop technologies across a complex IT environment.

Grainger Businesses

Senior Infrastructure Engineer

Lake Forest, IL · On-site

$95K - $159K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Position Details This Senior Infrastructure Engineer is responsible for engineering, configuring, and supporting enterprise endpoint and virtual desktop technologies across a complex IT environment.

fairlife

Sr. Infrastructure Engineer

Chicago, IL · On-site

$10K/mo

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Sr. Infrastructure Engineer will focus on Microsoft & Endpoint and will own the development, governance, standardization, and administration of fairlife's endpoint devices, Microsoft's endpoint ...

fairlife

Sr. Infrastructure Engineer

Chicago, IL · On-site

$111K - $151K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Sr. Infrastructure Engineer will focus on Microsoft & Endpoint and will own the development, governance, standardization, and administration of fairlife's endpoint devices, Microsoft's endpoint ...

fairlife

Sr. Infrastructure Engineer

Chicago, IL · On-site

$111K - $151K/yr

The Sr. Infrastructure Engineer will focus on Microsoft & Endpoint and will own the development, governance, standardization, and administration of fairlife's endpoint devices, Microsoft's endpoint ...

Invenergy LLC

Infrastructure Engineer

Chicago, IL · Hybrid

$110K - $145K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Provide senior-level technical guidance on infrastructure design, systems architecture ... Work cross-functionally with IT, security, engineering, and business stakeholders to deliver ...

Invenergy

Infrastructure Engineer

Chicago, IL · Hybrid

$110K - $145K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Provide senior-level technical guidance on infrastructure design, systems architecture ... Work cross-functionally with IT, security, engineering, and business stakeholders to deliver ...

Invenergy LLC

Infrastructure Engineer

Chicago, IL · On-site

$110K - $145K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Provide senior-level technical guidance on infrastructure design, systems architecture ... Work cross-functionally with IT, security, engineering, and business stakeholders to deliver ...

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Showing results 1-20

All JobsInfrastructure Engineer JobsSenior Infrastructure Engineer JobsSenior Infrastructure Engineer Jobs in Illinois

Senior Infrastructure Engineer information

See Illinois salary details

$21.8K

$123K

$170.1K

How much do senior infrastructure engineer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior infrastructure engineer in Illinois is $123,036.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,100.00 and $142,900.00 per year, depending on experience, location, and employer.

What is a senior infrastructure engineer?

Senior Infrastructure Engineers are experienced IT professionals responsible for designing, implementing, maintaining, and optimizing an organization’s core technology infrastructure. This includes servers, networks, cloud environments, and related systems that support business operations. They often lead projects, troubleshoot complex issues, and ensure the reliability, security, and scalability of the infrastructure. In addition to technical expertise, they may mentor junior engineers and collaborate with other departments to align technology with business goals.

What is the difference between Senior Infrastructure Engineer vs Network Engineer?

AspectSenior Infrastructure EngineerNetwork Engineer
CredentialsBachelor's in Computer Science or related, certifications like Cisco CCNA/CCNP, AWS, or AzureBachelor's in Computer Science or related, Cisco CCNA/CCNP, CompTIA Network+
Work EnvironmentDesigning, implementing, and maintaining IT infrastructure, servers, cloud servicesConfiguring, managing, and troubleshooting network hardware and connectivity
Employer & Industry UsageTech companies, data centers, large enterprisesTelecommunications, IT service providers, corporate networks

While both roles require networking knowledge and certifications, Senior Infrastructure Engineers focus on overall infrastructure design and cloud integration, whereas Network Engineers specialize in network hardware and connectivity. The Senior Infrastructure Engineer role is broader, often overseeing multiple systems, while Network Engineers concentrate on network-specific tasks.

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

To thrive as a Senior Infrastructure Engineer, you need deep expertise in network architecture, server management, cloud platforms, and a relevant degree or certifications like AWS Certified Solutions Architect or Microsoft Certified: Azure Administrator. Proficiency with infrastructure-as-code tools (e.g., Terraform, Ansible), virtualization platforms, and monitoring systems is typical in this role. Strong problem-solving skills, leadership, and effective communication help you manage complex projects and collaborate across teams. These skills ensure reliable, secure, and scalable IT environments that support organizational goals.

What are some common challenges faced by senior infrastructure engineers when supporting large-scale systems?

Senior Infrastructure Engineers often encounter challenges such as ensuring high availability and reliability of systems, managing complex migrations, and optimizing performance under heavy workloads. Coordinating with development and security teams is essential to implement infrastructure changes without disrupting services. Additionally, staying ahead of evolving technologies and automating routine tasks can be demanding but crucial for efficiency and scalability. Successfully navigating these challenges requires strong technical expertise, proactive problem-solving, and effective cross-team communication.
What are the most commonly searched types of Infrastructure Engineer jobs in Illinois? The most popular types of Infrastructure Engineer jobs in Illinois are:
What are popular job titles related to Senior Infrastructure Engineer jobs in Illinois? For Senior Infrastructure Engineer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Senior Infrastructure Engineer jobs in Illinois look for? The top searched job categories for Senior Infrastructure Engineer jobs in Illinois are:
What cities in Illinois are hiring for Senior Infrastructure Engineer jobs? Cities in Illinois with the most Senior Infrastructure Engineer job openings:
What are popular job titles related to Senior Infrastructure Engineer jobs in IL? For Senior Infrastructure Engineer jobs in IL, the most frequently searched job titles are:
Senior Infrastructure Engineer jobs near you
Infographic showing various Senior Infrastructure Engineer job openings in Illinois as of August 2026, with employment types broken down into 90% Full Time, 5% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $123,036 per year, or $59.2 per hour.

Sr Infrastructure Engineer

Bright Mind Solutions LLC

Chicago, IL • On-site

$45 - $48/mo

Contractor

Re-posted 18 days ago

Job description

Prefer someone local
conversion salary is $120K range
 
6-12 months contract to hire in Chicago, IL
 

Job Title: Senior HPC Infrastructure Engineer
Primary Location: Chicagoland, Hybrid with minimum of 2 days in-office.
Position Type: 12 mos. Contract with Contract-to-Hire potential.
Overview
client is casting a line for a Sr. HPC Infrastructure Engineer! This is a 12 mos. contract with potential to convert to FTE opportunity. This position plays a key role in supporting the design, deployment, and optimization of high-performance computing (HPC) infrastructure— both on-prem and in cloud environments. This role combines deep technical system expertise with hands-on administration to ensure scalable, reliable, and secure environments for advanced scientific research and computational workloads.
What You Bring to the Role (Ideal Experience)
• Strong background in Linux/Unix system administration
• Experience designing and supporting HPC clusters in research, academic, or scientific computing environments
• Proficiency with parallel computing frameworks such as MPI and OpenMP
• Familiarity with job scheduling/resource management systems (e.g., Slurm, Torque, PBS)
• Hands-on experience with high-speed interconnects (e.g., InfiniBand, Omni-Path)
• Strong understanding of networking, storage solutions, and system performance tuning
• Experience with backup, disaster recovery, and data integrity solutions in high-performance environments
• Fluency in scripting (e.g., Bash, Python)
• Strong troubleshooting skills and collaborative communication style
• Bachelor's degree in Computer Science, Engineering, or equivalent experience (Master's preferred)
• Relevant technical certifications (e.g., Red Hat, CompTIA Linux+) are a plus
What You'll Do (Skills Used in this Position)
• Design, deploy, and manage scalable HPC systems across both cloud and on-prem environments
• Define system requirements and optimize Linux-based systems for performance, reliability, and scalability
• Maintain, monitor, and patch HPC environments to ensure high availability and security
• Design and manage high-performance storage systems with robust backup, replication, and archival strategies
• Conduct benchmarking and performance tuning, collaborating with HPC operations to resolve bottlenecks
• Partner with cybersecurity teams to ensure compliance and security in HPC environments
• Maintain technical documentation, SOPs, and troubleshooting guides
• Provide end-user training and technical support, managing on-site computing technologies
• Contribute to overall operational efficiency through team collaboration and continual improvement initiatives

If you are interested or have any references please share resume at mukul@brightmindsol.com.