Linux / Unix Systems Administrator Jobs in Chicago, IL

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Developer

Gov Services Hub

•

Remote or Dallas, Texas, USA

Contract

Role- Splunk SME Location- Dallas, TX (Remote) ?Atleast 5+ years of experience in the IT industry with strong technical knowledge on AWS Infrastructure & security services (EC2, ELB, Guardduty, Config, Inspector, Security Hub, RDS, Route53, S3, vpc, vpn, tgw, cloudwatch, cloudtrail, eventbridge, etc.) ? Hands on experience in terraform IaC deployments and ability to implement security automation. ? Strong experience working on enterprise security solutions such as WAF, IPS, DDOS, and SIEM. ?
Posted 11 days ago | Updated 5 days ago

Senior Oracle Database Administrator (DBA) 10+ Years Experience - Remote

URSI Technologies Inc.

•

Remote

Contract, Third Party

Position Senior Oracle Database Administrator (DBA) - 10+ Years ExperienceLocation RemoteDuration 1+ Year (Extendable) Job Description: We are seeking a highly experienced and detail-oriented Senior Oracle Database Administrator (DBA) to join our team. The ideal candidate will be responsible for the design, implementation, configuration, maintenance, and performance of Oracle database systems, ensuring high levels of data availability and security. This role requires deep technical expertise, s
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Posted 25 days ago | Updated 13 hours ago

Cloud IAC SME

Alpha Silicon

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US

Contract, Third Party

Title: Cloud IAC SME Location: Remote Terms: Contract Job Description Overall 10+ years' experience in network & security domain 5+ years in Cloud network setup, Hybrid network connectivity, Cloud security products Good hands-on experience in Cloud native services in Azure and AWS e.g. Azure VWAN, , AWS transit gateway , NAT gateway, AWS network manager , Security group Deployment of SDWAN solution, integrating with Cloud setup. Migration of MPLS to SDWAN setup for Hybrid cloud connectivity
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Posted 5 days ago | Updated 9 hours ago

Ab Initio Developer - (Need VA local or Nearby)

Enfycon Inc

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Remote

Contract

Role: Ab Initio Developer Location: Reston VA (Remote) Candidates from Approved States ONLY: DC, MD, VA Eligibility: USC/ / GC-EAD Job Description: Must Have: Current Health insurance Customer Exp AbInitio CDC, Unix/Linux shell scripting Cloudera, ETL, HDFS, Hive, Impala, OLTP, OLAP Interview Mode: 1 Video + 1 F2F Interview Our client, a premier Federal Healthcare organization has an urgent need for a Ab Initio Developer to provide hands-on work designing and implementing data integration sol
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Posted 24 days ago

Lead Infrastructure and Operations Engineer

HF Management Services LLC

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Remote

Full-time

The Lead Engineer, I&O serves as a senior technical resource, responsible for guiding diverse teams through the complexities of various domains which may include networking, database, cloud solutions, and other technical areas. The Lead Engineer, I&O applies a visionary technical leadership approach to ensure the seamless integration of intricate technical tasks with overarching departmental and organizational objectives. Additionally, this role works with and mentors other engineers to identif
Posted 47 days ago | Updated 14 days ago

Oracle EBS DBA Technical Consultant

Daddy Recruiter LLP

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Remote

Contract

Location: Remote, Onshore Title: Oracle EBS DBA Technical Consultant We are seeking a highly skilled Oracle EBS Database Engineer with at least 6 8 years of experience to support and enhance our mission-critical Oracle E-Business Suite and database environments. This role requires deep technical expertise in Oracle Database 19c, EBS 12.2.9, and a solid understanding of infrastructure on AIX systems. The ideal candidate is a team player who can work independently, communicate effectively with st
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Posted 10 days ago

Informatica ETL Developer / Remote

DATAMAXIS, Inc

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Virginia, USA

Contract, Third Party

Job Summary: We are seeking a highly experienced Informatica Extract Transform Load (ETL) Developer to join our Enterprise Data Warehouse (EDW) team. This role is responsible for designing, developing, and maintaining robust ETL processes using Informatica PowerCenter and Teradata. The ideal candidate will have a deep understanding of data integration, performance tuning, and data warehousing best practices, with a focus on supporting healthcare-related data systems. Required Qualifications: 7+
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Posted 25 days ago | Updated 18 hours ago

Production Operations Server Administrator 3rd Shift

Request Technology, LLC

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Chicago, Illinois, USA

Full-time

This is a 3rd shift role, 10:30pm-7:00am, Monday thru Friday each week Position is bonus eligible Prestigious Financial Company is currently seeking a Production Server Operations Administrator. Candidate will be responsible for monitoring the the production server environment. Candidate will be reviewing processes and procedures throughout the Production environment and driving improvements throughout. This role will reside in Technology Operations and will work closely with a broad cross-secti
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Posted 60+ days ago | Updated 23 hours ago

DataDog Systems Monitoring Engineer / DataDog Admin

TalTeam

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Remote

Contract, Third Party

Position : Systems Monitoring engineer/ Data Dog Admin Location : Washington DC Remote Direct Client Requirement Notes from Manager : Since the present focus is on these 2 initiatives, the HM is mainly looking for candidates with solid Data dog and AWS experience. And if they have Data Dog integration and monitoring experience within ServiceNow, they will be assigned to the specific role. But DD and AWS is the main focus. The HM is looking for resources with extensive experience with Data Dog t
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Posted 5 days ago | Updated 4 days 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
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Posted 60+ days ago | Updated 7 days ago

Software Development Senior Specialist

NTT DATA Americas, Inc

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Remote or Frisco, Texas, USA

Contract

NTT Data's client is currently seeking a Remote RPG Developer to join their team! Job Info: Critical to have experience with iSeries/AS400 and RPG and CL programming. RPG/400, RPG/RPGLE, CL/CLLE, AS/400 Query, SQL, FTP, QSH, some XML, JCL SDLC Process System Design and Implementation Testing and Debugging Code Optimization and Documentation Software Troubleshooting, Installation, and Upgrade Client Server Architecture Some System Administration Dev Tools: SEU PDM DFU SDA RLU Hawkeye Operating S
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Posted 31 days ago | Updated 11 hours ago

IBM Verify

intiGrow

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Remote

Contract

100% Remote Job descriptionWe are seeking an experienced IBM Verify Access (formerly IBM Security Access Manager - ISAM) and Identity Governance and Administration (IGA) Engineer to design, implement, and maintain secure access management and identity governance solutions. In this role, the candidate's ability to take in requirements on an agile basis and be able to work autonomously with a high level perspective is a must. As an ideal candidate, you are someone who has repeatedly performed IAM/
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Posted 14 days ago

Redis DBA-100% Remote

Apetan Consulting

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New Jersey, USA

Third Party, Contract

Location: REMOTE Redis (1 DBA) Required Qualifications: 3+ years of experience with Redis Opensource 3+ years of experience with Redis Enterprise clustering, sharding, replication, high availability, multi-region (active-active) setup 3+ years of experience with Azure Cache for Redis and/or Google Cloud Platform Memory Store Responsibilities This senior role requires expertise in database administration and the ability to work in a fast-paced collaborative environment. We provide support for o
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Posted 60+ days ago | Updated 4 days ago

SOC Resource - Security Analyst 4 roles

Prudent Technologies and Consulting

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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
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Posted 11 days ago

Offshore - Remote/ India based - OpenStack Engineer (VMware to OpenStack Migration)

Nasscomm, Inc.

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Remote

Third Party, Contract

Role: OpenStack Engineer Location: Remote (Offshore) Duration: (6 Months) Contract Client AHEAD JOB DESCRIPTION: We are seeking an experienced OpenStack Engineer to lead our infrastructure transformation initiatives, focusing on VMware-to-OpenStack migration and management of large-scale cloud deployments. The ideal candidate will bring technical depth across OpenStack components while demonstrating strong communication and leadership skills. Key Responsibilities: Architect and implement VMware-
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Posted 32 days ago | Updated moments ago

Information Security Engineer T3 - Splunk Content Developer - Remote

Emergere Technologies

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Remote

Contract

Role: Information Security Engineer T3 - Splunk Content Developer Duration: 07/21/2025 to 07/20/2026 Location: Herndon, VA (Remote) Description: Candidate can be remote but if within 30 miles of Herndon office they will be required to be in office 3 days a week (Could increase based on business needs). *Possible Convert to hire* Content Development & Optimization Build, maintain, and optimize Splunk dashboards, alerts, and reports that give teams real-time, actionable visibility. Create, modify
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Posted 5 days ago | Updated 22 hours ago

Lead Systems Admin (DataDog Admin)

Dexian DISYS

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Remote

Third Party, Contract

Position: Lead Systems Admin Location: 100% Remote Job Type: 9 Months Contract (Long-term role with extensions) Hiring Manager Notes: Straight contract role.. Preference for someone local who can go to the office when needed but open to those who are not local as long as they can support EST hours. Using Datadog as primary tool and BigPanda (nice to have) for centralized Event Mgmt. First initiative: Datadog is in GovCloud now and plans to move to commercial Cloud within Datadog. Second init
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Posted 5 days ago | Updated 1 hour ago

Google Cloud Platform Engineer

InfusionPoints

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Remote

Full-time

Job Description InfusionPoints Cloud Infrastructure Engineering team designs, implements, and manages cloud-native and hybrid-cloud solutions for customers in highly regulated industries (e.g., federal, healthcare, finance). This role focuses on engineering secure, scalable, and compliant infrastructure in Google Cloud Platform (Google Cloud Platform), emphasizing infrastructure as code (IaC), automated deployment pipelines, cloud governance, and continuous security posture monitoring. The idea
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Posted 19 days ago

Cloud Infrastructure Engineer - Candidates from Mexico only

Cosmic-I LLC DBA Northern Base

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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
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Posted 12 days ago

SOC Analyst with Crowdstrike EDR exp

Prudent Technologies and Consulting

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Remote

Third Party, Contract

REQUIRED SKILL SET CrowdStrike EDR: Investigation, alert triage, threat hunting. Core Security Mechanisms in Windows: The IT environment is primarily windows. Candidates should have functional knowledge of core windows security mechanisms. Security Principals and Security IdentifiersAccess TokensSecurity Descriptors, DACLS/Discretionary Access Control, Access Control Entries (ACEs)Windows PrivilegesKerberos and NTLMOS & Core Platform Skills: Windows security administration.Linux OS security admi
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Posted 12 days ago | Updated 4 days ago