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On Call Systems Engineer Jobs in Chicago, IL (NOW HIRING)

Systems Engineer

Libertyville, IL · On-site

$50 - $60/hr

We are looking for a Systems Engineer to support and evolve a complex enterprise infrastructure ... Ability to join a rotating on-call schedule and communicate effectively with both technical teams ...

Network Systems Engineer Department: IT, Corporate Location: Itasca, IL Type: Full-time Summary ... Participate in on-call rotation for after-hours support as needed. * Other duties may be assigned.

Job Overview The TOC Systems Engineer I will be part of Impact Networking's Managed IT organization ... Serve in scheduled after-hours, on-call rotations, providing timely response and resolution for ...

We are seeking a Sr. Systems Engineer to serve as a high-level technical escalation point for our ... Participate in the on-call rotation and work variable shifts as dictated by emergency public safety ...

Job Overview The TOC Systems Engineer I will be part of Impact Networking's Managed IT organization ... Serve in scheduled after-hours, on-call rotations, providing timely response and resolution for ...

Job Overview The TOC Systems Engineer I will be part of Impact Networking's Managed IT organization ... Serve in scheduled after-hours, on-call rotations, providing timely response and resolution for ...

About the role Parallel Works is hiring a Junior HPC Systems Engineer to learn supercomputing ... Documentation and on call: keep runbooks current, and join the on call rotation once trained into ...

About the role Parallel Works is hiring a Junior HPC Systems Engineer to learn supercomputing ... Documentation and on call: keep runbooks current, and join the on call rotation once trained into ...

Field Systems Engineer

Portage, IN · On-site

$65K - $95K/yr

Field Systems Engineer - Portage, Indiana We are a process automation solutions provider. We design ... Monday - Friday * On-Call * Other Experience Level: 4 years Requirements: * Engineering degree or ...

Senior Control Systems Engineer

Aurora, IL · On-site

$165K - $171K/yr

Senior Control Systems Engineer The Role: Our Aurora, Illinois site is seeking a highly skilled ... Provide on-call support for assigned sites during site resource PTO periods and serve as a ...

Senior Control Systems Engineer

Aurora, IL · On-site

$165K - $171K/yr

Senior Control Systems Engineer The Role: Our Aurora, Illinois site is seeking a highly skilled ... Provide on-call support for assigned sites during site resource PTO periods and serve as a ...

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Showing results 1-20

On Call Systems Engineer information

See Chicago, IL salary details

$55.1K

$131.1K

$172K

How much do on call systems engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for on call systems engineer in Chicago, IL is $131,050.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,000.00 and $161,700.00 per year, depending on experience, location, and employer.

What are some common challenges faced by on call systems engineers, and how can they be managed effectively?

On Call Systems Engineers often deal with unpredictable schedules and the pressure of resolving critical issues quickly, sometimes outside regular business hours. Managing these challenges involves strong time management, clear communication with team members, and thorough documentation to ensure smooth handovers. Many organizations provide tools and protocols to help engineers triage and prioritize incidents, and regular post-incident reviews can support continuous improvement. Building a supportive team culture and setting clear boundaries during off-call hours are also key to maintaining work-life balance.

What are the key skills and qualifications needed to thrive as an on call systems engineer?

To thrive as an On Call Systems Engineer, you need a solid background in computer science or IT, expertise in troubleshooting, and experience with system administration. Familiarity with monitoring tools, incident management platforms, and certifications like CompTIA Network+ or Microsoft Certified: Azure Administrator Associate are commonly required. Strong problem-solving abilities, effective communication, and the capacity to remain calm under pressure are crucial soft skills. These competencies ensure rapid resolution of critical issues and reliable system uptime, minimizing business disruptions.

What is an on call systems engineer?

On Call Systems Engineers are IT professionals responsible for monitoring, maintaining, and troubleshooting computer systems and networks outside regular business hours. They are typically available during nights, weekends, or holidays to respond to urgent technical issues, system outages, or security incidents. Their main goal is to ensure system reliability and minimize downtime by quickly addressing and resolving problems as they arise. On Call Systems Engineers often work as part of a rotating team and must be skilled in problem-solving, communication, and various technical domains.
What are the most commonly searched types of Systems Engineer jobs in Chicago, IL? The most popular types of Systems Engineer jobs in Chicago, IL are:
Infographic showing various On Call Systems Engineer job openings in Chicago, IL as of August 2026, with employment types broken down into 100% Full Time. Highlights an 78% In-person, and 22% Hybrid job distribution, with an average salary of $131,050 per year, or $63 per hour.

Systems Engineer

Robert Half

Libertyville, IL • On-site

$50 - $60/hr

Temporary

Posted 6 days ago


Job description

We are looking for a Systems Engineer to support and evolve a complex enterprise infrastructure environment in Libertyville, Illinois. This Long-term Contract position combines hands-on systems administration with infrastructure design, offering an opportunity to shape reliable on-premises, cloud, and hybrid platforms. The role will partner closely with IT operations leadership to strengthen core systems, improve performance, and deliver scalable architecture across servers, networks, and cloud services.
Responsibilities:
• Design and support enterprise infrastructure solutions spanning on-premises environments, cloud platforms, and hybrid deployments.
• Build and maintain infrastructure-as-code frameworks while promoting modern, scalable approaches such as serverless computing and AWS Lambda-based solutions.
• Administer physical and virtual server environments, including Windows Server platforms, VMware and Hyper-V systems, and related core infrastructure technologies.
• Oversee network components and connectivity by managing routing, switching, NAT, DNS, and other critical network services across business environments.
• Serve as a technical resource for IT operations by resolving complex infrastructure issues through both remote and on-site support.
• Lead infrastructure initiatives from planning through implementation, ensuring technical milestones align with operational goals and project expectations.
• Manage identity and access systems, including Active Directory, Azure Active Directory, IAM, and associated domain, policy, and trust configurations.
• Participate in formal change processes and contribute to change review activities within an enterprise IT environment.
• Support and integrate key enterprise tools and platforms such as Microsoft 365, Exchange, ServiceNow, Okta, CyberArk, and other operational technologies as needed.• Demonstrated experience troubleshooting advanced infrastructure issues across cloud, server, and network environments.
• Strong background designing and maintaining large-scale enterprise infrastructure that includes on-premises systems, cloud services, and hybrid architecture.
• Advanced knowledge of Microsoft Windows Server administration and core networking concepts.
• Hands-on experience with Active Directory, including group policies, domains, trusts, and directory services management.
• Working knowledge of Microsoft 365 and enterprise messaging or collaboration platforms.
• Experience supporting virtualized environments using VMware and/or Hyper-V.
• Familiarity with structured change management practices in an enterprise setting.
• Ability to join a rotating on-call schedule and communicate effectively with both technical teams and end users.

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About Robert Half

Sourced by ZipRecruiter

Founded in 1948, Robert Half pioneered the idea of professional talent solutions to connect opportunities at great companies with highly skilled job seekers. As business needs changed, we evolved to offer specialized talent solutions for finance and accounting, technology, administrative and customer support, creative and marketing, and legal fields. In 2002, we introduced our subsidiary, Protiviti, a global independent risk consulting and internal audit service, to support companies as they faced more strategic business challenges.

Industry

Recruiting and staffing services

Company size

10,000+ Employees

Headquarters location

San Ramon, CA, US

Year founded

1948