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Linux Junior Jobs in Illinois (NOW HIRING)

Overview CommIT Enterprises, Inc. is seeking an Junior Red Hat Linux Engineer tojoin the team in Quantico, VA . The successful candidate will use their Red Hat Linux experience to support the ...

... your career, from Junior System Administrator to Architect. We have opportunities for Cloud ... Linux on IBM Z (RHEL/SUSE/Ubuntu) * Hands-on experience with: * Virtual machine provisioning and ...

Hudson River Trading (HRT) is seeking a Junior Trading Systems Engineer to join our growing Trading ... Manage worldwide Linux-based trading infrastructure by contributing to the planning and execution ...

Junior Algorithmic Trader

Chicago, IL · On-site

$69K - $89K/yr

As a Junior Algorithmic Trader, you will have the opportunity to experience relative value ... Proficiency and experience in Linux scripting are a plus * Demonstrated passion for markets ...

What You'll Do: As a Junior Software Engineer, you will join our interdisciplinary team to ... Comfort with both Windows and Linux environments * Be eligible to start a full-time role within the ...

What You'll Do: As a Junior Software Engineer, you will join our interdisciplinary team to ... Comfort with both Windows and Linux environments * Be eligible to start a full-time role within the ...

What You'll Do: As a Junior Software Engineer, you will join our interdisciplinary team to ... Comfort with both Windows and Linux environments * Be eligible to start a full-time role within the ...

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Linux Junior information

What is a Linux Junior?

Linux Junior roles are entry-level positions focused on supporting and maintaining Linux operating systems in various environments. Individuals in these roles assist with basic system administration tasks, such as user management, software installation, troubleshooting, and monitoring system performance. They typically work under the guidance of more experienced administrators, learning industry best practices and gaining hands-on experience. Linux Juniors are expected to have a foundational understanding of Linux commands, system architecture, and networking basics. These positions serve as a stepping stone to more advanced system administration or engineering roles.

What are the key skills and qualifications needed to thrive as a Linux Junior, and why are they important?

To thrive as a Linux Junior, you need a basic understanding of Linux operating systems, command-line proficiency, and foundational networking knowledge, often supported by a relevant degree or IT certifications. Familiarity with tools such as Bash, system monitoring utilities, and version control systems like Git is commonly required. Strong problem-solving skills, attention to detail, and a willingness to learn make candidates stand out in this position. These abilities are vital for efficiently supporting system operations, troubleshooting issues, and growing into more advanced Linux administration roles.

What are some common challenges faced by Linux Junior professionals in their first year, and how can they overcome them?

Linux Junior professionals often encounter challenges such as troubleshooting unfamiliar system errors, adapting to different distributions, and learning to effectively use the command line. These situations can feel overwhelming at first, but actively seeking mentorship, utilizing online communities, and practicing hands-on tasks in a test environment can accelerate learning. Collaborating with more experienced team members and participating in code reviews also provide valuable feedback and support. Over time, building a habit of documenting solutions to recurring issues helps streamline future problem-solving.

What is the difference between Linux Junior vs Linux Support Technician?

AspectLinux JuniorLinux Support Technician
Required CredentialsBasic Linux certifications (e.g., Linux Essentials)Linux certifications + troubleshooting skills
Work EnvironmentEntry-level, training-focusedCustomer or internal support, troubleshooting
Employer & Industry UsageIT companies, tech startups, educational institutionsIT support firms, enterprise IT departments
Common Search & Comparison IntentUnderstanding entry-level roles in LinuxClarifying support roles and responsibilities

The main difference between a Linux Junior and a Linux Support Technician lies in experience and scope. Linux Juniors are typically entry-level, focusing on basic Linux tasks and gaining foundational knowledge. Linux Support Technicians often have more troubleshooting experience and handle customer or internal support issues. Both roles are essential in IT environments, but Support Technicians usually require more advanced skills and certifications.

What jobs can I get if I learn Linux?

Learning Linux can qualify you for roles such as Linux System Administrator, DevOps Engineer, Network Administrator, or Technical Support Specialist. These jobs often require knowledge of command-line tools, scripting, and server management, and may involve working in data centers, cloud environments, or IT infrastructure.

What are the most commonly searched types of Linux jobs in Illinois?

The most popular types of Linux jobs in Illinois are:

What job categories do people searching Linux Junior jobs in Illinois look for?

The top searched job categories for Linux Junior jobs in Illinois are:

What cities in Illinois are hiring for Linux Junior jobs?

Cities in Illinois with the most Linux Junior job openings:

Infographic showing various Linux Junior job openings in Illinois as of August 2026, with employment types broken down into 91% Full Time, 1% Part Time, and 8% Contract. Highlights an 82% Physical, 8% Hybrid, and 10% Remote job distribution.

Junior Red Hat Linux Engineer

Commitent

Virginia, IL • On-site

$110 - $120/hr

Other

Posted 5 days ago


Job description

Overview

CommIT Enterprises, Inc. is seeking an Junior Red Hat Linux Engineer tojoin the team inQuantico, VA. The successful candidate will use their Red Hat Linux experience to support the Customer in the design and implementation of their Assured Compliance Assessment Solution (ACAS) for the Customer’s Government Enterprise Networks (GEN). The Linux Administrator will operate and maintain the infrastructure for the ACAS solution to support network and appliance scanning and configuration assessments and provide training to operators and Information Assurance personnel to maintain and operate the ACAS tool functionality.

Responsibilities

Your essential job functions will include but may not be limited to-

  • Install and patch operating systems, application, and document Department Information Systems Agency (DISA) Security Technical Implementation Guidelines (STIGs) applicable to each network environment for all ACAS implementations.
  • Assesses current ACAS implementations for each of the GEN networks and recommend changes.
  • Document the steps required to design the ACAS solution for each of the GEN networks to include IP address, Fully Qualified Domain Name, and physical location of each component.
  • Create network diagrams of the designs with Microsoft Visio (include list of hardware and software requirements).
  • Maintains the Nessus scanners and Passive Vulnerability Scanner’s (PVS) connectivity with the associated Security Center (SC).
  • Develop and/or update the Standard Operating Procedures (SOP) to support each of the client ACAS solutions documented within the SharePoint portal.
  • Provide reports as necessary.
  • Build Linux Server from DISA provided ISO image.
Qualifications

Required Experience and Education:

  • Knowledge and experience with RedHat Linux. Possesses understanding and experience with common cybersecurity toolsets and processes to include STIGs, CAS, IAVA Management and Implementation, and Operation Order (OPORD)/Fragmentary Order (FRAGO) support.
  • Red Hat Enterprise Linux (RHEL) experience.
  • Must be able to troubleshoot SSH connection issues.
  • Good understanding of LVM Partitioning, Disk space and troubleshooting Systems related issues.
  • Familiar with VMware and vSphere.
  • Understanding of SSL/TLS Certificate and OS hardening.
  • Strong understanding of Network configuration and troubleshooting (nmtui, nmcli, service, netstat, grep, top command).
  • Understanding of patching and RPM package management is a MUST!!!
  • Be able to troubleshoot Kernel Panic, Root and Grub password Reset, & Firewall configurations.
  • Familiar with Ansible, Ansible-playbook and ansible roles
  • DoD 8570 IAT III or IAM II (CASP+, CCNP Security, CISA, GSE, SCNA, CISSP [or Associate], CAP, GSLC, CISM, GCED, GCIH, CISO, or HCISPP).
  • 3+ years’ experience in supporting, configuring, and administering Linux
  • 3+ (RHEL) operating system in an enterprise environment RHEL 7.x or greater
  • Experience with virtualized environments (vSphere, ESXI)

Preferred Skills:

  • Understanding on Red Hat Satellite Version 6.12 or higher
  • Familiar with Active Directory Concepts, LDAP, or Kerberos
  • Familiar with migration from RHEL7 to RHEL8 using Leapp utility.
  • Build or configure new YUM Repositories for patching purposes.
  • Familiar with AWS/AZURE Cloud for future projects.
  • Scripting (Nessus Attack Scripting Language (NASL), Python, Bash)
  • Engineering experience with Nessus Manager and Monitor Implementation
  • Able to spin new instance on the cloud from a given AMI or Launch Template
  • Understand the concept of Security Groups, VPC, IAM, Autoscaling, Load Balancer Container architecture
  • Experience with DoW’s ACAS application.
  • ACAS training certification

Security Requirements:

  • Active DoD – Secret

Salary:

  • The anticipated salary range for this position is $110,000 - $120,000 annually. Final compensation will be determined based on job-related factors, including the candidate’s relevant work experience, education, professional certifications, technical skills, required security clearance level, geographic location, and overall qualifications. The posted range reflects the company’s good-faith expectation for this position at the time of posting.

About CommIT:

  • Established in 2001, CommIT is a Certified Veteran-Owned Small Business (CVOSB) providing innovative technical engineering and data science services. Our enterprise systems support includes the Department of Defense’s (DoD) GCSS-MC, CAC2S, TBMCS-MC, and the Department of Veteran’s Affairs’ (VA) telehealth communications. We offer acquisition management, systems engineering, Agile software development, cloud management, IT modernization, data analytics, cybersecurity, and training, including leading-edge DevSecOps, automated testing, and mobile application development.

Equal Opportunity Employer:

CommIT Enterprises, Inc. is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.

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