Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Unix/Linux Engineer

$72k - $141k

01460 Continental Casualty Company

Overview Service Owner Consultant – individual contributor responsible for engineering, automating, and modernizing enterprise compute platforms across Linux/UNIX and Windows in a hybrid private cloud + public cloud environment. Responsibilities Collaborate with MSP engineers to execute platform work, define technical requirements, review changes, and ensure runbooks and IaC are reusable, repeatable, and usable. Act as Hybrid Compute Platform SME for Linux/UNIX and Windows Server across physical and virtual footprints, guiding best practices for reliability, security, performance, and OS configuration standards. Own IaC Governance & Design Oversight for Terraform modules and Ansible playbooks, performing design and code reviews, enforcing guardrails, state practices, idempotency, and rollback readiness. Drive Automation Strategy & Orchestration to reduce provisioning and configuration toil, establish operational safety standards, and guide scripting patterns for shell, Python, and PowerShell. Lead Modernization & Lifecycle Management, including lifecycle upgrades, end-of-life remediation plans, and consolidation/rationalization efforts focused on risk and cost. Provide Private Cloud / Virtualization SME guidance, managing cluster lifecycle activities and coordination with platform owners and MSP teams. Ensure accurate CMDB representation of servers and storage, partner with stakeholders to improve data quality, and drive exception handling standards. Identify and operationalize AI‑enabled use cases to reduce toil, improve MTTR, and automate triggers within ITSM/automation/CMDB workflows. Qualifications 7+ years hands‑on experience administering directory or identity services in a large enterprise. Extensive hands‑on experience in enterprise Linux/UNIX and Windows server engineering/administration. Demonstrated leadership and influence in an outsourced/MSP operating model. Strong technical depth in compute troubleshooting and design (root cause analysis, performance, patching, hardening, lifecycle upgrades). Infrastructure as Code experience in Terraform and Ansible, focusing on standards, architecture, and operationalization. Scripting literacy in shell, Python, and PowerShell, with the ability to review and guide code. Experience driving modernization/lifecycle initiatives with validation and rollback discipline. Understanding of CMDB/server & storage mapping, CI lifecycle practices, and data‑quality mindset. Working knowledge of hybrid cloud concepts (private + public). Preferred: BS degree in Computer Science, hyperconverged platform experience (VxRail), alignment of IaC/automation with ITSM/CMDB workflows, practical exposure to AI‑enabled operations, and experience designing reference architectures for large‑scale compute platforms. Compensation Salary range: $72,000 – $141,000 annually in District of Columbia, California, Colorado, Connecticut, Illinois, Maryland, Massachusetts, New York, and Washington. Benefits CNA offers a comprehensive benefits package to support employees and their families’ physical, financial, emotional, and social wellbeing. Accommodations and Accessibility CNA is committed to providing reasonable accommodations to qualified individuals with disabilities during the recruitment process. To request an accommodation, contact View email address on click.appcast.io. #J-18808-Ljbffr

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Senior Unix/Linux Engineer in Chicago, IL vacancy
  • $72k - $141k

     ...play the role of the Service Owner Consultant as an individual contributor responsible for engineering, automating, and modernizing enterprise compute platforms across Linux/UNIX and Windows environments in a hybrid context (private cloud + public cloud). The role delivers... 
    Senior
    Work experience placement

    CNA

    Chicago, IL
    4 days ago
  • $72k - $141k

     ...Casualty Company is looking for a Service Owner Consultant to engineer and modernize enterprise compute platforms in a hybrid cloud environment...  ...in automation. Qualifications include extensive experience in Linux/UNIX and Windows server administration, as well as proficiency in... 
    Senior

    01460 Continental Casualty Company

    Chicago, IL
    2 days ago
  • TEKsystems is seeking a Senior C/Unix Programmer in Cicero, Illinois, to leverage technology in improving healthcare solutions. The ideal...  ...least 5 years of programming experience, particularly with UNIX/Linux batch coding in C or C++, and should be familiar with... 
    Senior

    TEKsystems

    Cicero, IL
    4 days ago
  • $131.75k - $170.5k

     ...Senior Linux Platform Engineer Building trusted markets — powered by our people At Cboe Global Markets, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy.... 
    Senior
    Work at office
    Immediate start

    Cboe Global Markets

    Chicago, IL
    5 days ago
  •  ...Senior Linux Systems Engineer This Senior Linux Systems Engineer position is fully onsite. Responsibilities: - Work collaboratively with technology and business teams on all aspects of a global trading and research infrastructure. - Research and implement enhancements... 
    Senior
    Relocation

    Next Step Systems LTD

    Chicago, IL
    2 days ago
  •  ...simple financial models and project budgets. Able to coordinate engineering teams in a moderately complex installation. Capable of...  ...a cloud type service. Experience with Windows Server and/or Linux Operating Systems. Experience with network engineering and administration... 
    Senior
    Remote work

    1872 Consulting

    Chicago, IL
    4 days ago
  •  ...Operations team to define and develop key infrastructure components. The ideal candidate will have 4+ years of experience in Windows and Linux system administration, complemented by desirable MCSA and CCNA certifications. The total compensation package ranges from $120k to $... 
    Senior

    Alphanexusgroup

    Chicago, IL
    3 days ago
  • A leading fintech solutions provider is seeking a Senior Systems Engineer in Chicago to build and maintain Linux-based application systems. This role involves continuous improvement of systems engineering and managing deployment tools like Ansible. The ideal candidate... 
    Senior
    Flexible hours

    Apex Fintech Solutions LLC

    Chicago, IL
    2 days ago
  •  ...Sr Linux Engineer Chicago, Illinois (Hybrid Role, Nearby candidates) Other locations: Atlanta GA, Chandler AZ W2 Candidates only...  ...working with Red Hat products in an enterprise environment - Senior systems administration (RHEL 7, 8 and 9) - Automation skills... 
    Senior

    Concord IT Systems

    Chicago, IL
    2 days ago
  • $225k

     ...US, Europe, and Asia Pacific, the firm brings together researchers, engineers, and traders in a collaborative, innovation-driven environment. An exciting opportunity has opened for a Senior Linux Engineer to join a high-performance engineering team operating at scale... 
    Senior
    Permanent employment
    Chicago, IL
    a month ago
  • Australia-Employment is seeking a Senior Network Engineer for its Chicago office. The ideal candidate will manage network infrastructure and ensure security compliance while working with SecOps teams. Key responsibilities include designing and troubleshooting network systems... 
    Senior
    Work at office

    Australia-Employment

    Chicago, IL
    1 day ago
  • A technology consulting firm in Chicago is seeking a skilled Network Engineer to support a major project with the Chicago Board of Education. The role involves monitoring and maintaining network systems, addressing security threats, and collaborating with technical teams... 
    Senior

    EmergencyMD

    Chicago, IL
    4 days ago
  • Radix Trading is looking for an experienced HPC Systems Engineer to enhance its research infrastructure. The role involves troubleshooting technical issues, optimizing workloads, and managing performance across HPC systems. The ideal candidate has over 5 years of HPC administration... 
    Senior

    Radix Trading Experienced Job Board

    Chicago, IL
    3 days ago
  •  ...continuous improvement. Join our infrastructure team as a Linux Systems Engineer, where your expertise in Python, Bash, and automation will...  ...-Life Balance - no excessive overtime Mentorship from senior engineers Experience with enterprise-level tools (VMware,... 

    SG Cap Trading

    Chicago, IL
    3 days ago
  •  ...Indeed using mobile devices with this link. Job Description Our client located in the Chicago Loop is looking for a Jr level Linux Systems Engineer to join their infrastructure team in this direct hire position. This company has doubled in size over the last 6 months and... 
    Local area
    Remote work
    Visa sponsorship
    Relocation package

    CS&S STAFFING SOLUTIONS

    Chicago, IL
    4 days ago
  • $86k - $105k

     ...systems supported by this team include, but are not limited to, Linux, Windows, Virtualization, Storage, Data Center, and Mainframe...  ...function as expected. Essential Functions Performs systems engineering, installation, configuration, administration and maintenance of... 
    Contract work
    Work at office
    Visa sponsorship
    Work visa

    Early Warning Services

    Chicago, IL
    1 day ago
  • A staffing agency is seeking a Jr level Linux Systems Engineer to join an infrastructure team in Chicago. Candidates should have 2+ years of experience with Linux and LAMP stack technologies. Responsibilities include remote administration, troubleshooting automated infrastructures... 
    Remote job
    Local area
    Relocation

    CS&S STAFFING SOLUTIONS

    Chicago, IL
    9 days ago
  •  ...Senior Database Administrator Enjoy problem-solving, need a venue to display your creativity, and emerging technologies pique your...  ...Microsoft Active Directory (OID) implementation and administration ~ UNIX/Linux Shell Scripting skills Qualifications: An ideal... 
    Senior

    Barrow Wise Consulting, LLC

    Chicago, IL
    4 days ago
  • 1. Job Title :Sr. Test Analyst 2. Job Summary :Selenium automation using Java and hands on experience Participate in scrum stand up call Update and send the daily status to TMs and ensure the status is up to date in the repository Participate in defect triage call retest...
    Senior
    Second job
    Remote work
    Work from home
    Shift work

    3B Staffing LLC

    Chicago, IL
    3 days ago
  • $131.75k - $162.75k

     ...To support strong partnership and team connection, this role follows a four day in office work model. We are seeking a Senior Linux Platform Engineer to join our Systems Platform Engineer team. In this role, you will be responsible for managing and improving our highly... 
    Senior
    Full time
    Live in
    Work at office
    Immediate start

    Cboe Digital

    Chicago, IL
    a month ago
  •  ...Senior Network Administrator Supports IT external and internal customers by maintaining networks phones, switches, Linux & windows at company location. Monitor the performance and coordinate the service of networking hardware, software and communication lines to ensure... 
    Senior

    Sonoma Consulting

    Chicago, IL
    4 days ago
  • $99k - $158.4k

    A leading audio equipment manufacturer is seeking a Senior Systems Administrator in Niles, IL. This hybrid role involves enhancing global IT infrastructure, managing Windows and Linux environments, and optimizing performance across systems. Candidates should have a minimum... 
    Senior

    Shure

    Niles, IL
    2 days ago
  •  ...Senior Software Test Engineer FEV North America, Inc. is seeking a Senior Software Test Engineer, hands-on technical contributor responsible for...  ...or similar test automation frameworks. Experience with Linux and build system/project frameworks such as Yocto.... 
    Senior

    FEV North America, Inc.

    Oak Brook, IL
    1 day ago
  • $130k - $150k

     ...bonus An elite trading firm is seeking a Senior Systems Administrator to join their team...  ...years of relevant experience in system engineering or administration. Proficiency in scripting...  ...Python Strong familiarity with various Linux distributions (e.g., Red Hat, Rocky,... 
    Senior
    Full time
    Remote work

    Selby Jennings

    Chicago, IL
    1 day ago
  •  ...SUSE Linux OS Administrator for Enterprise Srever11 SP3 x86-64. Work with the SAP Basis team to increase skills on SUSE Linux. Create/Modify/Setup scripts that can be used with HANA studio and directly by the team to administer SAP HANA. Additional Job Details: HANA and... 

    Ask Staffing

    Chicago, IL
    1 day ago
  • $99k - $158.4k

     ...Overview We’re seeking a Senior Systems Administrator to support and enhance our global...  ...lead key functions including Windows and Linux administration, SAN management, and SAP systems...  ...quality, reliability, and durability. We engineer microphones, headphones, wireless audio... 
    Senior
    Full time
    Part time
    Worldwide
    Work visa
    Flexible hours

    Shure

    Niles, IL
    2 days ago
  •  ...build, operations, and overall health of the infrastructure environment. System Administration (primary function) Manage the server (Linux) and user (Windows) computer environment Troubleshoot and resolve hardware and user software issues Provision, install, and setup... 
    Work experience placement
    Work at office

    Alphanexusgroup

    Chicago, IL
    5 days ago
  •  ...Job Title Required Experience Strong experience with Red Hat Enterprise Linux (RHEL) administration Hands-on experience working in Data Center environments Experience with Rack and Stack of servers Knowledge of server cabling and hardware installation... 
    Work at office

    Diverse Lynx

    Chicago, IL
    7 hours ago
  • $20 - $25 per hour

    Job Overview Pay Range: $20hr - $25hr Troubleshooting & Managing Desktop / Laptop / Handhelds. Troubleshooting Printers. Knowledge on Servers and Network. Working knowledge on SAP systems (Enterprise Warehouse Management).
    Senior

    Cynet Systems

    Chicago, IL
    5 days ago
  •  ...Senior Desktop Support Technician A global leader in applied safety science, UL Solutions transforms safety, security, and sustainability challenges into opportunities for customers in more than 100 countries. UL Solutions delivers testing, inspection and certification... 
    Senior
    Contract work
    Work at office

    Kaav Inc.

    Chicago, IL
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Unix/Linux Engineer. Be the first to apply!