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Unix Support Engineer Jobs in Illinois (NOW HIRING)

eTeam

Cards Mainframe Developer

Chicago, IL · On-site

$50.50 - $65/hr

Build, support, and optimize reliable mainframe and Unix-based batch systems with strong production stability and performance. THE MOST RELEVANT SKILL End-to-end mainframe batch engineering - ability ...

Apex Informatics

ETL Developer

Chicago, IL · Hybrid

$52.50 - $68.75/hr

Cannot work with OPT or CPT • Application Support Engineer - Northern Trust, Personal Financial ... Unix/Linux Commands and shell scripting • Knowledge on scheduling tools like Control-M. • ...

Apex Informatics

ETL Developer

Chicago, IL · On-site

$52.50 - $68.75/hr

Cannot work with OPT or CPT • Application Support Engineer - Northern Trust, Personal Financial ... Unix/Linux Commands and shell scripting • Knowledge on scheduling tools like Control-M. • ...

Global Channel Management

Developer

Chicago, IL · On-site

... of Linux/UNIX systems and shell scripting Developer requires: 2-5 years of work experience ... and supporting applications. Basic knowledge of relational and non-relational (NoSQL) databases ...

TMS

Cards Mainframe Developer

Chicago, IL · On-site

$49 - $50/hr

... Unix Shell Scripting. The ideal candidate will be responsible for developing, supporting, and ... or DevOps practices. • Knowledge of Python or Java for extended automation or backend ...

New

pathwayRP

Support Analyst

Chicago, IL

Maintain and support the companies engineering standards. Work closely with the Business to provide ... Familiar with Unix OS and Shell Script. Supplemental skills not required, but helpful: Proficient ...

Archer IT

Sybase Developer

Chicago, IL · On-site

Leading investment bank has a great opportunity for a Sybase Developer to work on the support ... You must also be proficient in UNIX commands and scripting; have knowledge of stored procedures and ...

3B Staffing LLC

Senior Engineer - BMC TCO

Chicago, IL · On-site

$107.60K - $147.80K/yr

Working experience supporting on prem and Azure cloud applications. Need an understanding of ... Unix operating systems and ITIL framework in an advantage. • String analytical skill with a ...

Software Technology Inc

Infrastructure Engineer

Chicago, IL · Hybrid

$110.80K - $145.40K/yr

Manage and support: * Nasuni NAS, Isilon NAS, NetApp NAS systems, including subscription management ... Windows and Unix Administration * Storage Systems Management * Data Center Operations Nice-to-Have ...

Archer IT

Sybase Developer

Chicago, IL · On-site

Leading investment bank has a great opportunity for a Sybase Developer to work on the support ... You must also be proficient in UNIX commands and scripting; have knowledge of stored procedures and ...

People 2.0

Technical Support Specialist

Chicago, IL · On-site

... developers. Network Perception is a high growth early stage technology company that has launched ... Fluent with Unix toolset and Git * Experience in Python, Web development, and large code base ...

TalentWave

Technical Support Specialist

Chicago, IL · On-site

... developers. Network Perception is a high growth early stage technology company that has launched ... Fluent with Unix toolset and Git * Experience in Python, Web development, and large code base ...

TalentWave

Technical Support Specialist

Chicago, IL · On-site

... developers. Network Perception is a high growth early stage technology company that has launched ... Fluent with Unix toolset and Git * Experience in Python, Web development, and large code base ...

TalentWave

Technical Support Specialist

Chicago, IL · On-site

... developers. Network Perception is a high growth early stage technology company that has launched ... Fluent with Unix toolset and Git * Experience in Python, Web development, and large code base ...

RIT Solutions

C++ Developer

Chicago, IL · On-site

$50.50 - $68/hr

... UNIX and key languages, e.g. Python, R, Perl, shell scripting. • Strong server side programming experience with automation and backend support. • Experience building trading applications. • ...

Talan

Support Murex Front Office

Chicago, IL · Hybrid

$120/hr

We are looking for a Murex Support / DevOps Engineer to support critical Front Office and Middle ... Strong experience with UNIX/Linux environments and Shell scripting * Strong SQL skills with ...

Talan

Support Murex Front Office

Chicago, IL · Hybrid

$120/hr

We are looking for a Murex Support / DevOps Engineer to support critical Front Office and Middle ... Strong experience with UNIX/Linux environments and Shell scripting * Strong SQL skills with ...

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$37

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How much do unix support engineer jobs pay per hour?

As of May 28, 2026, the average hourly pay for unix support engineer in Illinois is $37.73, according to ZipRecruiter salary data. Most workers in this role earn between $28.85 and $44.95 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Unix Support Engineer, and why are they important?

To thrive as a Unix Support Engineer, you need a solid understanding of Unix/Linux operating systems, scripting languages (such as Bash or Python), and a relevant degree or certifications like CompTIA Linux+ or Red Hat Certified System Administrator (RHCSA). Familiarity with tools like SSH, system monitoring utilities, ticketing systems, and backup solutions is commonly required. Strong problem-solving abilities, effective communication, and attention to detail are crucial soft skills for this role. These competencies are vital for ensuring system reliability, quickly resolving technical issues, and supporting seamless IT operations.

What are some of the typical challenges faced by Unix Support Engineers in a fast-paced enterprise environment?

Unix Support Engineers in enterprise settings often encounter challenges such as managing complex, large-scale server environments with minimal downtime, addressing urgent system outages, and troubleshooting diverse application and hardware issues. They must balance routine maintenance tasks with rapid response to critical incidents, all while ensuring robust security and compliance standards are met. Collaboration with development, database, and network teams is essential, as is staying up to date with evolving Unix technologies and best practices to provide effective support.

What does a Unix Support Engineer do?

A Unix Support Engineer is responsible for maintaining, troubleshooting, and optimizing Unix-based systems for organizations. Their duties include installing and configuring Unix servers, monitoring system performance, resolving hardware and software issues, and supporting end-users. They also ensure system security, perform regular backups, and may assist in automating tasks using shell scripting. Unix Support Engineers often work closely with other IT teams to ensure seamless operation of business-critical applications.

What is the difference between Unix Support Engineer vs Linux System Administrator?

AspectUnix Support EngineerLinux System Administrator
CertificationsUnix certifications (e.g., UNIX/Linux certifications)Linux certifications (e.g., RHCE, CompTIA Linux+)
Work EnvironmentUnix servers, enterprise environmentsLinux servers, data centers, cloud platforms
Industry UsageFinancial, telecom, large enterprisesWeb hosting, cloud services, startups
Job FocusSupport, troubleshooting, maintaining Unix systemsDeployment, configuration, automation of Linux systems

While both roles involve working with Unix-like systems, a Unix Support Engineer primarily provides support and troubleshooting for Unix environments, often in enterprise settings. A Linux System Administrator focuses on managing Linux servers, including deployment and automation. Both roles require similar certifications and technical skills but differ in their specific focus and work environments.

What are popular job titles related to Unix Support Engineer jobs in Illinois? For Unix Support Engineer jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Unix Support Engineer jobs in Illinois look for? The top searched job categories for Unix Support Engineer jobs in Illinois are:
What cities in Illinois are hiring for Unix Support Engineer jobs? Cities in Illinois with the most Unix Support Engineer job openings:
Unix Support Engineer jobs near you
Cards Mainframe Developer

Cards Mainframe Developer

eTeam

Chicago, IL • On-site

$50.50 - $65/hr

Other

This job post has expired today. Applications are no longer accepted.

Job description

Role Name: Cards Mainframe Developer
Location: Chicago
JOB DESCRIPTION:
Title: Cards Mainframe Developer
Goal: Build, support, and optimize reliable mainframe and Unix-based batch systems with strong production stability and performance.
THE MOST RELEVANT SKILL
End-to-end mainframe batch engineering - ability to design, code, tune, and support COBOL/JCL/DB2 batch workflows integrated with Unix automation, ensuring zero-defect production runs.
SCOPE
Develop and maintain mainframe applications using COBOL, JCL, VSAM, and DB2 across development, test, and production.
Support daily batch processing, analyze abends, and restore jobs within SLA.
Design and maintain Unix/Linux shell scripts for scheduling, automation, and backend integration with mainframe systems.
Develop and tune SQL/PLSQL objects supporting batch and integration workloads.
Monitor production systems, perform root-cause analysis, and implement permanent fixes.
Produce technical documentation and collaborate with QA, business, and support teams in Agile delivery.
MUST-HAVES (NON-NEGOTIABLE)
COBOL development - build and enhance batch programs with clear error handling and restartability (not specified).
JCL expertise - create, debug, and optimize job streams, utilities, and scheduling dependencies (not specified).
DB2 on mainframe - write efficient SQL, manage cursors, indexes, and explain plans for batch performance (not specified).
VSAM datasets - design, access, and troubleshoot KSDS/ESDS/RRDS files (not specified).
Unix/Linux shell scripting - develop robust scripts for automation, monitoring, and integration (not specified).
SQL and PL/SQL - implement procedures, functions, packages, and triggers with performance tuning (not specified).
Batch production support - resolve job failures, data issues, and environmental problems under time pressure.
Performance tuning - optimize COBOL, JCL, SQL, and scripts based on runtime metrics.
Troubleshooting skills - perform structured root-cause analysis and deliver permanent fixes.
Documentation - create clear design specs, runbooks, and support guides.
GOOD-TO-HAVES (NEGOTIABLE)
Banking, cards, or financial services experience - familiarity with regulated batch environments.
Ticketing and ITSM tools - structured incident and change management.
Git and CI/CD - version control and automated deployments for scripts or mainframe assets.
Python or Java - extended automation or backend integrations.
CICS or IMS - online transaction processing exposure.
REXX - automation and migration scripting.
IBM mainframe administration exposure - DB2/CICS/IMS operational awareness.
REJECTION LIST (DISQUALIFIERS)
Reject if missing: hands-on COBOL batch development.
Reject if missing: JCL creation and production support experience.
Reject if missing: DB2 SQL performance tuning.
Reject if missing: Unix/Linux shell scripting.
Reject if unable to support production batch environments.

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