windows/linux system administrator Jobs in chicago, il

Refine Results
381 - 400 of 452 Jobs

Manager of Linux Operations and Administration

Request Technology, LLC

•

Chicago, Illinois, USA

Full-time

We are unable to sponsor for this permanent full-time role** Position is bonus eligible Prestigious Financial Company is currently seeking a Manager of Linux Operations and Administration. Candidate will lead and oversee our Linux infrastructure operations team. This role is responsible for ensuring the stability, performance, and security of all Linux-based systems and services, managing day-to-day operations, and driving strategic initiatives to optimize infrastructure performance and reliabil
Easy Apply
Posted 60+ days ago | Updated 9 hours ago

Backup Engineer / Admin

Avance Consulting

•

Chicago, Illinois, USA

Full-time

Required Skillsets: Experience in Dell EMC Power Protect, Data Manager Data Protection Advisor Data Protection Central System Manager for Data Domain Networker Avamar Hyper-converged Nutanix, Rubrik backup Dell SRM (storage reporting manager) Cloud Object Storage Knowledge in Data Backup, Archival & Disaster Recovery Strong understanding of Windows Server environment Strong Understanding of virtualization on VMWare Firmware upgrades and OS/ Security patch update for network switches and storage
Easy Apply
Posted 8 hours ago

Lab Administrator for Billing and Cloud Platform

Intelliswift Software Inc

•

Naperville, Illinois, USA

Full-time

Managing Telecom Lab / Hardware Management Fresh installation and debugging existing Redhat Linux and Openshift systems Basic Networking Job Description In-depth knowledge of both VNF and CNF specializing in RedHat OpenShift and OpenStack and F5 Aspen Mesh and SPK with a minimum of 3-years of hands-on experience Hands-on experience of IP network configuration and hardware installation especially of Client RMS Ability to install, configure, and maintain large scale of cloud network services Prof
Easy Apply
Posted 13 days ago | Updated 3 days ago

Linux Systems/Elastic & Application Support Engineer

InfoVision, Inc.

•

Remote

Contract

We are looking for Application Support Engineer with our direct client. Title:Linux Systems/Elastic & Application Support Engineer Duration: 12 months Location: Remote Job Description: Our Global Technology Solutions group is looking for a Senior Systems & Software Engineer to lead and collaborate with portfolio teams across all LOBs to support a framework that combines engineering and application development to drive operational stability. The ideal candidate will collaborate with the core t
Easy Apply
Posted 60+ days ago | Updated 13 days ago

Oracle E-Business Applications DBA

Rishabh Software Pvt. Ltd

•

Chicago, Illinois, USA

Contract

Job Title: IT - Oracle E-Business Applications DBA Location: Chicago, IL Duration: 6-9 Months Work Mode: Hybrid Duties and responsibilities Installs, patches, upgrades, configures, tunes, and maintains the Oracle E-business Suite R12.1/12.2 and 19c Oracle databases. Collaborate with system and network administrators. Install system enhancements and assist in hardware, software, and data utilization analysis to ensure maximum efficiency. Participate in the design, implementation, and testing o
Easy Apply
Posted 54 days ago | Updated 1 day ago

Senior Technology Delivery Analyst

Interpublic Group of Companies

•

Chicago, Illinois, USA

Full-time

POSITION SUMMARY: Provide day-to-day administrative functions and problem resolution related to computer hardware and peripherals, operating systems, and applications that the corporate enterprise service desk cannot resolve. The Senior Desktop Support Analyst will be the escalation point for complex issues while assisting with resolving technical problems in a mission-critical environment. ESSENTIAL FUNCTIONS: Participate in and contribute to new projects, compliance upkeep projects, upgrad
Posted 20 days ago

Software Engineer - IBM MQ Administration

Request Technology, LLC

•

Chicago, Illinois, USA

Full-time

NO SPONSORSHIP Software Engineering: IBM MQ Infrastructure Administration (Middleware) SALARY: $150k - $165K plus 15% bonus LOCATION: /Chicago, IL 3 days onsite hybrid SELLING POINTS: IBM MQ Administration end-to-end maintenance and support messaging infrastructure IBM MQ in containerized Docker Kubernetes OpenShift Infrastructure modernization We are seeking an experienced and motivated IBM MQ Administrator to join our dynamic Infrastructure team. The successful candidate will be responsible fo
Easy Apply
Posted 60+ days ago | Updated 7 days ago

Splunk Administrator

MNR Consulting Services

•

Remote

Contract

Title: Splunk Administrator Location: Remote or Herndon, VA Duration: 6 monthsStart Date: ASAP Description:Install, configure, and maintain Splunk components (indexers, search heads, forwarders).Perform system upgrades, patching, and routine maintenance.Monitor system health and troubleshoot performance or connectivity issues.Integrate Splunk with other tools, systems, and cloud environments.Provide end-user support and training on Splunk usage.Build and manage dashboards, alerts, reports, and
Easy Apply
Posted 8 hours ago

Principal - ForgeRock Engineer

Request Technology, LLC

•

Chicago, Illinois, USA

Full-time

NO SPONSORSHIP Principal, Identity and Access Management ForgeRock SALARY: $160k - $170k LOCATION: CHICAGO Hybrid 3 days onsite Looking for a principal in ForgeRock Identity Suite using OAuth methodologies. Linux, Windows environments, active directory, platform identity gateways access manager and directory. This position has an emphasis on integrating internal applications with ForgeRock Identity suite using OAuth methodologies and custom scopes, coordinating directly with application develop
Easy Apply
Posted 60+ days ago | Updated 7 days ago

Senior Datadog Administrator

Charter Global, Inc.

•

Remote or Washington, District of Columbia, USA

Contract

Title: Senior Datadog Administrator Duration: 9 Months+ Location: Washington, DC (Remote Job) Responsible for software tool administration for systems and applications monitoring tools. Expertise with at least one of the Monitoring tools like DataDog and Service Now. DataDog Administration experience on Linux platform to instrument Java based applications running on Tomcat Application Server. Configuration experience in Infrastructure Monitoring, Network Monitoring and Centralized Logging. O
Easy Apply
Posted 5 days ago | Updated 4 hours ago

Cloud Infrastructure Engineer - Candidates from Mexico only

Cosmic-I LLC DBA Northern Base

•

Remote

Contract, Third Party

Role: Cloud Infrastructure Engineer - Candidates from Mexico onlyLoc: Mexico (Remote)Type: Contract Job Description:-8 to 12 years of expertise architecting, deploying, and maintaining hybrid and multi-cloud environments across Google Cloud Platform, Azure, and AWS.Strong background in Infrastructure as Code (Terraform, Ansible), Linux/Windows administration, monitoring, and compliance (HIPAA, ITIL, ISO).Demonstrated success delivering secure, automated, and scalable solutions across production
Easy Apply
Posted 12 days ago

Cybersecurity Analyst

Resource 1

•

Remote

Contract

Resource 1 is in need of a Cybersecurity Analyst for a long-term remote contract position. Selected individual should be familiar with the support and operation of security infrastructure, monitoring systems and reporting tools. Will assist in managing security-related configurations, platform hardening and other control systems for servers, network devices, cloud environments and software solutions. Will also be responsible for evaluating IT service requests for security concerns and potential
Easy Apply
Posted 60+ days ago | Updated 4 days ago

Splunk Administrator

Johnson Technology Systems Inc (JTSI)

•

Remote or Herndon, Virginia, USA

Contract

We are hiring for Splunk Administrator to support our client. Company Name: - JTSi (Johnson Technology Systems, Inc.) Title: Splunk Administrator Position Location: Remote Candidate can be remote but if within 30 miles of Herndon office they will be required to be in office 3 days a week Citizenship: US Person *Possible Convert to hire* Description of Project and Tasks: Splunk Admin As a Splunk Administrator, you will be entrusted with the critical role of managing and optimizing our Splunk
Easy Apply
Posted 5 days ago | Updated 5 days ago

Senior Oracle PL/SQL Developer in India.

B2B Technology

•

Remote

Contract

Our direct client is looking for Senior Oracle PL/SQL Developer in India. Pls send me a resume, best rate, contact details and current location. Overview of Position The Senior PL/SQL Developer position is responsible for developing and enhancing custom backend PL/SQL. Experience and Skills Required Experience working with Agile development methodologies (Scrum), preferred Designs, develops, and maintains custom applications using Oracle PL/SQL and SQL Designs, develops, and maintains applicati
Easy Apply
Posted 6 days ago

Systems Administrator

Unisys

•

Remote

Full-time, Contract

Note: This role requries to be .UNISYS Location: US Remote Type: Long- TERM contract Job Title: Systems AdministratorResponsible for supporting the functionality and efficiency of one or more operating systems. Deliver second level remote hardware and software/OS support services to clients to resolve product use and multi-product/platform problems and questions relating to enterprise systems, networks and application software, as well as desktop applications. Perform remote installation of appl
Easy Apply
Posted 60+ days ago | Updated moments ago

Systems Sr Administrator

Unisys

•

Remote

Contract

CompuGain is an Information Technology and Business Consulting firm providing project-based solutions, software solutions and professional staffing services. -"Those authorized to work in the United States are encouraged to apply. We are unable to sponsor currently. Position: Systems Sr Administrator Location: Remote Length: Long Term Key Responsibilities Responsible for supporting the functionality and efficiency of one or more operating systems.* Lead teams in the delivery of second and/or th
Easy Apply
Posted 60+ days ago | Updated moments ago

C Programmer with TX series (100% Remote)

Pacific Consultancy Services

•

Remote

Contract

Role: C Programmer with TX series Location: 100% Remote USA Duration: 6+ months contract As a TXSeries CICS Application Developer, you will be responsible for enhancing, maintaining, and modernizing critical business applications developed in C and running on IBM TXSeries with CICS. You will work closely with infrastructure and cloud teams to transition these workloads to hybrid or cloud-native platforms, including Red Hat OpenShift or HCI environments. Key Responsibilities: Analyze, maintain, a
Easy Apply
Posted 5 days ago

Senior Associate Infrastructure Operations Support

Aspire IT Experts Solutions LLC

•

Remote

Full-time

Apply ONLY If you are okey for W2 Position - NO - C2C 7+ years of experience in IT infrastructure operations with a strong focus on L1 and L2 support. Proven expertise in monitoring tools (e.g., Splunk, OEM, Wily, etc). Hands-on experience with Windows/Linux servers, virtualization, and cloud platforms (AWS/Azure/Google Cloud Platform). Strong understanding of networking fundamentals (DNS, DHCP, TCP/IP, VPN). Familiarity with ITIL framework and service management tools (e.g., ServiceNow). Excell
Easy Apply
Posted 20 days ago | Updated 10 days ago

SOC Resource - Security Analyst 4 roles

Prudent Technologies and Consulting

•

Remote

Contract

SOC Resource - Security Analyst 4 roles Remote contract for 6-12 months Someone in Nearshore to US - preferably south of the US Start Date: As soon as possible. Coverage Goal: True 24x7 SOC coverage Scheduling Flexibility: Initially aligned to EST / New York business hours.Resources will gradually be rotated into evening/weekend shifts based on gaps.Onboarding can be staggered We are seeking four contract Security Analysts to restore full 24x7 Security Operations Center (SOC) coverage through
Easy Apply
Posted 11 days ago

Murex xVA Senior Business Analyst

CAYS Inc

•

California, USA

Full-time, Contract

Position Title: Murex XVA Senior Business Analyst Location: Remote Duration: 12 Months+ Summary: IT Front Office is looking for Murex xVA Senior Business Analyst. Principal Duties and Responsibilities Responsible for the development and support of systems for the XVA Trading desk. Major tasks include: Writing functional specifications and working with the vendors or the internal IT team to make sure that the solution provided meets the requirements. Working with quants and desk, testing & depl
Easy Apply
Posted 9 hours ago | Updated 2 hours ago