1

Critical Systems Engineer Jobs in Chicago, IL (NOW HIRING)

Systems Engineer II - Citrix

Skokie, IL · Hybrid

$41.64 - $64.54/hr

Hybrid: flexibility to work from home when not onsite supporting critical work. Job Summary: The Systems Engineer II's role is to ensure the stability, integrity, and efficient operation of the in ...

Systems Engineer II - Citrix

Skokie, IL · On-site

$41.64 - $64.54/hr

Hybrid: flexibility to work from home when not onsite supporting critical work. Job Summary: The Systems Engineer II's role is to ensure the stability, integrity, and efficient operation of the in ...

The engineer will serve as an extension of the field engineering team, staging and rebuilding ... Knowledge of public safety, CAD, RMS, or mission-critical systems * Familiarity with customer ...

Auria is seeking an experienced System Engineer (SE) - All Levels to support the Sentinel program ... critical program efforts. * Execution: Support technical execution in support of major program ...

New

IT/OT Systems Engineer Here at Siemens, we take pride in enabling sustainable progress through ... critical systems. • Lead site-level data, analytics, and digital enablement initiatives ...

Systems Engineer

Libertyville, IL · On-site

$50 - $60/hr

We are looking for a Systems Engineer to support and evolve a complex enterprise infrastructure ... critical network services across business environments. * Serve as a technical resource for ...

Sr. Systems Engineer

Schaumburg, IL · On-site

$90K - $100K/yr

Our solutions foster the collaboration that's critical for safer communities, safer schools, safer ... We are seeking a Sr. Systems Engineer to serve as a high-level technical escalation point for our ...

As an OT Specialist Systems Engineer at Fortinet, you will play a critical role in supporting our sales engineering and sales teams, delivering tailored cybersecurity solutions that address the ...

As an OT Specialist Systems Engineer at Fortinet, you will play a critical role in supporting our sales engineering and sales teams, delivering tailored cybersecurity solutions that address the ...

As an OT Specialist Systems Engineer at Fortinet, you will play a critical role in supporting our sales engineering and sales teams, delivering tailored cybersecurity solutions that address the ...

Staff Systems Engineer

Chicago, IL · On-site

$130 - $170/hr

Generate and maintain critical engineering artifacts, including Interface Control Documents (ICDs), Capability Development Documents (CDDs), Engineering Drawings, system Bill of Materials (BOMs)

New

OT Specialist Systems Engineer

Chicago, IL · On-site

$215.40 - $278.70/hr

Overview As an OT Specialist Systems Engineer at Fortinet, you will play a critical role in supporting our sales engineering and sales teams, delivering tailored cybersecurity solutions that address ...

As a trusted partner to the Federal Aviation Administration, Peraton delivers the mission-critical ... NEXCOM Senior Systems Design Engineer Location: Chicago, IL We are seeking a Design Engineer for ...

As a trusted partner to the Federal Aviation Administration, Peraton delivers the mission-critical ... NEXCOM Senior Systems Design Engineer Location: Chicago, IL We are seeking a Design Engineer for ...

NEXCOM Senior Systems Design Engineer

Chicago, IL · On-site

$107K - $147K/yr

As a trusted partner to the Federal Aviation Administration, Peraton delivers the mission-critical ... NEXCOM Senior Systems Design Engineer Location: Chicago, IL We are seeking a Design Engineer for ...

NEXCOM Senior Systems Design Engineer

Chicago, IL · On-site

$107K - $147K/yr

As a trusted partner to the Federal Aviation Administration, Peraton delivers the mission-critical ... NEXCOM Senior Systems Design Engineer Location: Chicago, IL We are seeking a Design Engineer for ...

Showing results 21-40

Critical Systems Engineer information

See Chicago, IL salary details

$55.1K

$131.1K

$172K

How much do critical systems engineer jobs pay per year?

As of Sep 2, 2026, the average yearly pay for critical 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 is a critical systems engineer?

A Critical Systems Engineer is a professional responsible for designing, maintaining, and ensuring the reliability and safety of systems that are essential to the operation of organizations, such as power grids, healthcare equipment, and transportation systems. These engineers focus on minimizing risks and preventing failures in systems where downtime or errors can have severe consequences. Their work often involves rigorous testing, strict compliance with industry standards, and ongoing monitoring to ensure continuous operation. Critical Systems Engineers collaborate with multidisciplinary teams to address both hardware and software challenges in high-stakes environments.

What are some common challenges faced by critical systems engineers when maintaining high-availability systems?

Critical Systems Engineers often face the challenge of ensuring continuous uptime while managing complex, interdependent systems. They must quickly diagnose and resolve issues under pressure, as even brief downtime can have significant consequences. Balancing system upgrades or maintenance without disrupting essential services requires careful planning, collaboration with cross-functional teams, and a deep understanding of redundancy and failover protocols. Additionally, staying updated with evolving security threats and compliance standards is a constant aspect of the role.

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

To thrive as a Critical Systems Engineer, you need expertise in systems engineering, risk analysis, and reliability engineering, often supported by a degree in engineering or computer science. Familiarity with tools such as fault tree analysis software, real-time operating systems, and certifications like INCOSE CSEP or CISSP are highly valued. Strong problem-solving, attention to detail, and effective communication skills set top performers apart in this role. These skills are crucial for ensuring the safety, security, and continuous operation of mission-critical systems in high-stakes environments.

What is the difference between Critical Systems Engineer vs Network Security Engineer?

AspectCritical Systems EngineerNetwork Security Engineer
CredentialsBachelor's in Engineering, certifications like CISSP or Security+Bachelor's in Computer Science or related, CISSP, CEH
Work EnvironmentDesigning and maintaining critical infrastructure systems, often in industries like aerospace, defense, or energySecuring organizational networks, preventing cyber threats, and managing firewalls and intrusion detection systems
Industry UsageUsed in sectors requiring high system reliability and safetyCommon in IT, cybersecurity firms, and corporate IT departments

Critical Systems Engineers focus on designing and maintaining essential infrastructure systems, ensuring safety and reliability. Network Security Engineers specialize in protecting network assets from cyber threats. While both roles require security certifications and technical expertise, their focus areas differ significantly, with Critical Systems Engineers emphasizing system integrity and safety, and Network Security Engineers concentrating on cybersecurity defenses.

What are popular job titles related to Critical Systems Engineer jobs in Chicago, IL?

For Critical Systems Engineer jobs in Chicago, IL, the most frequently searched job titles are:

What job categories do people searching Critical Systems Engineer jobs in Chicago, IL look for?

The top searched job categories for Critical Systems Engineer jobs in Chicago, IL are:

Infographic showing various Critical Systems Engineer job openings in Chicago, IL as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 10% Part Time, 4% Contract, and 1% Nights. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $131,050 per year, or $63 per hour.

Systems Engineer II - Citrix

Endeavor Health

Skokie, IL • Hybrid

$41.64 - $64.54/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 13 days ago


Endeavor Health rating

7.0

Company rating: 7.0 out of 10

Based on 402 frontline employees who took The Breakroom Quiz

421st of 898 rated healthcare providers


Job description

Hourly Pay Range:

$41.64 - $64.54 - The hourly pay rate offered is determined by a candidate's expertise and years of experience, among other factors.

Position Highlights:

  • Position: Systems Engineer II - Citrix 
  • Location: Skokie, IL or Arlington Heights, IL or Warrenville, IL
  • Full Time
  • Hours: Monday-Friday, 8:00am - 5:00pm
  • Required Travel: local travel to other corporate sites, hospitals will be required as needed (project work, support)
  • Hybrid: flexibility to work from home when not onsite supporting critical work.


Job Summary:

The Systems Engineer II’s role is to ensure the stability, integrity, and efficient operation of the in-house information systems that support core organizational functions. This is achieved through researching, designing, building, configuring, testing, deploying, analyzing, administering, and maintaining/supporting environments and hardware, infrastructure and software platforms, and software technology components to meet current and future business needs for their specific technology portfolio. The Systems Engineer II will apply proven communication, analytical, and problem-solving skills to help identify, communicate, and resolve issues in order to maximize the benefit of IT systems investments.


The Systems Engineer II is responsible to researching, designing, building and planning as well as maintaining capabilities and executing on projects related to systems analysis, integration and support, scripting, developing solutions to support hardware, infrastructure, and software platforms and software technology components. The Systems Engineer II utilizes advanced systems, scripting and developer skills to execute project work related to analysis, integration, and resolution of moderately to highly complex incidents and problems affecting production systems and multiple applications. This role also helps lead the definition and update of items in the configuration management plan. The Systems Engineer II designs information systems that are appropriate for users' needs and consistent with the overall design of the organization's information systems architecture.


The Systems Engineer II leads aspects of the implementation and design of hardware and software platforms and solutions, developing designs to address business requirements, ensuring system scalability, security, performance and reliability. The Systems Engineer II typically works on more complex and larger impact projects and is expected to design highly optimal systems and processes as a result of broader and deeper experience. The Systems Engineer II possesses the ability to analyze and troubleshoot issues independently as well as coach other team members. A wide degree of creativity and latitude is expected.

This individual will join our Platform Engineering team, supporting the enterprise Citrix environment including XenApp, VDI, NetScaler.

What you will do:

  • Executes on objectives related to the on-going maintenance, expansion or upgrade of Endeavor Health’s software, platforms, infrastructure and devices within Endeavor Health. Collaborates with other Systems Engineers and Architects to ensure that modified hardware and software interacts appropriately across infrastructure and platforms; performance and data conversion impacts are considered; environments are developed and maintained and other areas of impact are addressed and meet business function and performance requirements.
  • Leads and works on technology initiatives within their span of control and portfolio with minimal direction and support, accomplishing critical milestones and apply changes to and using the technology within their span of control. Demonstrates high degree of proficiency in the platform as it applies their technology portfolio and work assignments.
  • Leads complex, hardware and software technology component analysis, and evaluation on resource requirements necessary to maintain/expand service levels or tune hardware and software infrastructure components for optimum performance.
  • Installs new software releases and system upgrades, evaluates and installs patches, and resolves software related problems. Patching is inclusive of assessing security patches based on criticality and enterprise impact.
  • Supports the software, platforms, devices and infrastructure within Endeavor Health by addressing inquiries, reported issues and problems.
  • Manages, troubleshoots and resolves alerts and tickets in accordance with detailed documentation from a moderate to high complexity in nature. Identifies tickets/incidents that need to be escalated to leadership with appropriate work documented and transition. Provides hardware break/fix resolution while working with associated vendors. Performs On-call rotational duties by providing off hour support to supported platforms, software and infrastructure through response to inquiries, reported issues and problems from the End User Community as well as items escalated through system monitoring tooling and other IT Engineering and Application Teams.
  • Leads efforts on maintaining operational security through reporting and communication of security breaches or concerns as well as deriving the security remediation tasks necessary for their appropriate technology. Takes part in technical forensic investigation of security events.
  • Keeps current on all systems, software and related technology for their position that is used at Endeavor Health.
  • Performs other duties as assigned.

What you will need:

  • Education: Bachelor degree in related field or equivalent work experience.
  • Experience: Five (5) or more years of experience of related experience in IT Systems, Platform Engineering or Technical Engineering related to the role’s specific technology portfolio.
  • Previous experience with IT Systems, Platform Engineering or Technical Engineering.
  • Previous experience developing and contributing to a specific comprehensive technology platform strategy.
  • Acquired training or certification related to the role’s specific technology portfolio.
  • Enterprise Platform Engineering:
  • Functional Knowledge of Cloud platforms and deployment models (AWS, Azure, GCP, etc.), Citrix (e.g., XenApp, VDI, NetScaler), Virtualization and Containerization (e.g., VMware, Nutanix, etc.), Electronic Medical Record (EMR) client systems, management and configuration (e.g., Epic Systems); security, compliance, vulnerability management, patch management, monitoring, restoration, performance, architecture and lifecycle management
  • Unique or Preferred Skills:
  • Strong verbal, written and presentation communication skills essential.
  • Solid understanding of information processing fundamentals and best practices.
  • Personal and ethical accountability.
  • Demonstrated analytical and critical thinking for problem solving / issue resolution.
  • A lean towards curiosity, out of the box thinking and innovative.
  • Software troubleshooting experience.
  • Understanding of the organization’s goals and objectives.
  • Knowledge of applicable data privacy practices and laws.
  • Knowledge of compliance standards, e.g., PCI, HIPAA
  • Ability to interact with a variety of business partners, vendors, and users while communicating effectively in user friendly language (both written and verbal).
  • Microsoft Office Suite of Products.
  • Knowledge of AI (Artificial Intelligence) technologies and models.
  • Knowledge of Cloud Computing and Platforms (e.g., Azure, Amazon Web Services (AWS), Google Cloud Platform (GCP), etc.).
  • Knowledge of SaaS and Hosting platforms.

Benefits (For full time or part time positions):

  • Incentive pay for select positions
  • Opportunity for annual increases based on performance
  • Career Pathways to Promote Professional Growth and Development
  • Various Medical, Dental, Pet and Vision options
  • Tuition Reimbursement
  • Free Parking
  • Wellness Program Savings Plan
  • Health Savings Account Options
  • Retirement Options with Company Match
  • Paid Time Off and Holiday Pay
  • Community Involvement Opportunities

Endeavor Health is a fully integrated healthcare delivery system committed to providing access to quality, vibrant, community-connected care, serving an area of more than 4.2 million residents across six northeast Illinois counties. Our more than 25,000 team members and more than 6,000 physicians aim to deliver transformative patient experiences and expert care close to home across more than 300 ambulatory locations and eight acute care hospitals – Edward (Naperville), Elmhurst, Evanston, Glenbrook (Glenview), Highland Park, Northwest Community (Arlington Heights) Skokie and Swedish (Chicago) – all recognized as Magnet hospitals for nursing excellence. For more information, visit www.endeavorhealth.org.  

When you work for Endeavor Health, you will be part of an organization that encourages its employees to achieve career goals and maximize their professional potential.

Please explore our website (www.endeavorhealth.org) to better understand how Endeavor Health delivers on its mission to “help everyone in our communities be their best”. 

Endeavor Health is committed to working with and providing reasonable accommodation to individuals with disabilities. Please refer to the main career page for more information.

At Endeavor Health, we are united by a shared commitment to working together to create a culture of connection and belonging—each of us bringing different skills and experiences as we deliver safe, seamless, and personal care. Every person, every time. We are committed to fostering an environment where all team members can be their best, learn, and pursue excellence together.

EOE: Race/Color/Sex/Sexual Orientation/ Gender Identity/Religion/National Origin/Disability/Vets, VEVRRA Federal Contractor. 


What Endeavor Health employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom