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Hire the best System Administrators in Chicago, IL

Check out System Administrators in Chicago, IL with the skills you need for your next job.
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  • $85 hourly
    • 5.0/5
    • (20 jobs)
    Summary: As a Senior Jira Implementation Consultant, I offer over 17 years of experience in software development and support. The last 8 years, my work efforts have been focused on the Atlassian software stack. My efforts on the Atlassian Stack include the following products. • Jira Software • Jira Service Management (Formerly known as Jira Service Desk) • Confluence • Insight Asset Manager • Advanced Roadmaps • OpsGenie • Scriptrunner (third-party add-on) • Jira Miscellaneous Workflow Extensions (JWME) (third-party add-on) • Many other third-party add-ons This experience includes both Server and Cloud instances. My implementations have been for both small organizations (less than 150 Users) and exceptionally large organizations (more than 8,000 Users) The industries covered by my implementations include the following: • Information Technology companies • Healthcare companies • Global Finance companies • Retail Companies • State Education Associations • Best-in-class fulfillment providers Top Areas of Experience: * Groovy Scripting using Scriptrunner and Jira Miscellaneous Workflow Extensions (JMWE) * Jira Software Configuration and Administration * Jira Service Management (formerly known as Service Desk) Configuration and Administration * Confluence Configuration and Administration * Implementing and Configuring third-party add-ons
    Featured Skill System Administration
    Task Creation
    Status Reports
    Incident Management
    Project Plans
    Ticketing System
    Project Scheduling
    Scrum
    Jira
    Project Workflows
    Atlassian Confluence
    Microsoft Excel
    Microsoft Access Programming
    Project Management
    Business with 100-999 Employees
  • $85 hourly
    • 5.0/5
    • (6 jobs)
    I'm a self-motivated professional DevOps Engineer with 5+ years of Software Development experience. My roles have included: Site Reliability Engineer System Administrator DevOps Engineer Just ping me, and I'll be happy to support you to the best of my knowledge. I will manage AWS Resources - EC2 Instances - Route 53 - S3 and Glacier Storage - Security Groups - Cloud Front - Amazon Certificate Manager - IAM Roles - RDS - ELB - VPC And Many more
    Featured Skill System Administration
    DevOps
    Elasticsearch
    Amazon Virtual Private Cloud
    Linux System Administration
    Amazon EC2
    Cloud Computing
    CI/CD
    Cloudflare
    Amazon ECS
    Amazon Web Services
    Infrastructure as Code
    AWS CloudFormation
    AWS Application
    SaltStack
    Puppet Administration
  • $35 hourly
    • 0.0/5
    • (0 jobs)
    I’m an IT consultant and engineer with over 20 years of experience, providing on-demand IT solutions for businesses of all sizes. Whether you’re a growing MSP, need cloud management, or want to enhance your cybersecurity, I’m here to help. - Need an IT expert on demand? I’m always available to solve your IT challenges quickly. - Specialized in IT Support, Microsoft Windows Server and 10/11, Cloud Management (Azure, Google Cloud), and Network Security. - Proficient in compliance frameworks like SOC2, HIPAA, and NIST800. - Dedicated to delivering exceptional customer service and fast response times. - Offer full project management from planning to implementation. I pride myself on being reliable, responsive, and customer-focused. Let’s work together to simplify your IT needs and drive your business forward.
    Featured Skill System Administration
    VMWare
    Google Workspace Administration
    ConnectWise Automate
    Managed Services
    Cloud Computing
    Computing & Networking
    Cisco
    Spam Filter
    Cybersecurity Management
    Windows 11 Administration
    Microsoft Windows
    Office 365
    Information Security
    Computer Network
  • $61 hourly
    • 5.0/5
    • (2 jobs)
    Throughout my extensive career, I have demonstrated a keen ability to design and implement complex solutions that cater to the specific requirements and objectives of each client, while ensuring optimal performance, security, and reliability. My expertise spans the entire project lifecycle, from planning and design to deployment, maintenance, and ongoing support. By leveraging the latest tools, technologies, and methodologies, I have been able to provide these clients with a competitive advantage, allowing them to achieve their business goals and enhance their operational efficiency. I take great pride in my ability to deliver exceptional results for clients across a wide range of industries, and I am committed to continuously improving my skills and knowledge to stay at the forefront of my field.
    Featured Skill System Administration
    System Automation
    JAMF
    Active Directory Federation Services
    Cloud Management
    Information Technology Operations
    Cybersecurity Monitoring
    Digital Transformation
    Cyber Threat Intelligence
    Cloud Development
    Cloud Implementation
    Cloud Architecture
    Cybersecurity Management
    Information Technology
    Network Administration
  • $40 hourly
    • 0.0/5
    • (0 jobs)
    My name is Grant Nonnemacher and I have 6 years of full-time IT experience in mid-size and large companies. I bring a robust skill set and a proven track record in cloud technologies, server administration, and network management. My proficiency spans both AWS and Azure platforms, showcasing my ability to navigate and optimize cloud environments effectively. As a strong communicator, I excel in conveying complex technical concepts to both technical and non-technical stakeholders, fostering seamless collaboration between business and IT teams. In addition to my cloud expertise, I possess comprehensive server administration skills, coupled with a keen focus on documentation. My commitment to maintaining meticulous records ensures streamlined operations and facilitates knowledge transfer within the team. Cloud governance and monitoring are integral aspects of my skill set, and my hands-on experience with vSphere further enhances my capabilities in virtualization. I have successfully navigated diverse network environments, contributing to the development and maintenance of robust infrastructures. What sets me apart is my reputation as a people person, enabling me to build strong relationships across teams. My proactive approach to problem-solving ensures that I not only identify challenges but also implement effective solutions promptly. I am eager to bring my technical expertise, communication skills, and problem-solving acumen to this opportunity and look forward to hearing from you!
    Featured Skill System Administration
    AI Compliance
    AI Governance
    AI Security
    AI Consulting
    Artificial Intelligence
    Microsoft Server
    Virtual Machine
    Excel Macros
    System Automation
    IT Infrastructure
    Cloud Computing
    SQL
    Amazon Web Services
    Microsoft Azure
  • $30 hourly
    • 5.0/5
    • (1 job)
    My expertise includes both on-premise IT environments and those based on the cloud. My knowledge and experience allow me to configure, monitor, and optimize servers, networks, workstations, and telecommunication systems. As part of my services, I ensure the smooth operation of the system, apply proactive security measures, and effective recovery strategies after incidents. All this while considering technological progress and the long-term success of the organization. My tasks include, among others, configuration and maintenance of network devices, such as routers, switches, and Wi-Fi access points, firewalls, and intrusion detection/prevention systems. Managing operating systems, server applications, and databases. I create data backups and plan recovery procedures. Providing technical support in terms of software and hardware, from simple problems to more complex challenges related to the network and servers. Cooperation in designing and prototyping modern IT infrastructure, adapting solutions to business needs, and anticipating technological progress. I take an active part in audits, in recommending improvements, and in implementing new IT solutions, contributing to the strategic development of the infrastructure. In summary, my services are aimed at ensuring the smooth operation of systems, effective security measures, and efficient recovery after incidents, while supporting technological progress and the long-term success of the organization.
    Featured Skill System Administration
    Troubleshooting
    AI Consulting
    System Configuration
    System Installation & Upgrades
    Data Center
    Cloud Engineering
    VoIP Administration
    Tech & IT
    Helpdesk
    Cloud Computing
    VMware Administration
    Server Administration
    Network Administration
    Information Technology
  • $100 hourly
    • 0.0/5
    • (1 job)
    I am an experienced cybersecurity professional specializing in Microsoft 365 security, compliance, and data protection. My expertise includes implementing and managing robust security solutions to protect businesses from cyber threats while ensuring regulatory compliance. Services I Provide • Microsoft 365 Security & Compliance: Configuration, optimization, and management of M365 security tools, including Azure AD, Conditional Access, and advanced threat protection. • Microsoft Defender Suite: Deployment and management of Defender for Endpoint, Office 365, and Cloud Apps for proactive threat detection and response. • Microsoft Purview: Implementation of data loss prevention (DLP), information protection, and compliance management to secure sensitive data and meet regulatory standards. • Microsoft Intune: Device management and policy configuration to secure and manage endpoints across your organization. • Risk Assessments & Security Hardening: Conducting security reviews, vulnerability assessments, and system hardening to enhance overall organizational security. • Training & Support: Providing security awareness training and technical support for M365 tools and services. Let’s secure your environment and protect your business today.
    Featured Skill System Administration
    Information Security Consultation
    Computing & Networking
    Certified Information Security Manager
    Information Security Awareness
    Network Administration
    Cybersecurity Monitoring
    Cybersecurity Tool
    Cybersecurity Management
    Computer Network
    Network Engineering
    Information Security
    Compliance
  • $85 hourly
    • 0.0/5
    • (1 job)
    I'm a seasoned IT and tech systems expert with 10+ years of experience helping businesses streamline operations, strengthen security, and simplify tech. From Zoho CRM automation and workflow builds to remote IT support and full device management, I bring enterprise-level expertise to small business environments. I've led global IT teams, managed over 1,000 devices, supported 900+ users, and handled system integrations, security policies, and SOC2 compliance. I've also helped businesses improve their web presence, optimize processes, and enhance user experience through tech. Whether you're a solopreneur needing reliable support or a growing team seeking smarter systems, I'm here to help you focus on what you do best, while I handle the tech.
    Featured Skill System Administration
    Multi-Factor Authentication
    Single Sign-On
    Mac OS X Administration
    Zoho CRM
    Mobile Device Management
    API Integration
    Business Process Automation
    Information Security
    Cybersecurity Management
    CRM Automation
    Automated Workflow
    Remote IT Management
    IT Support
  • $999 hourly
    • 0.0/5
    • (0 jobs)
    SUMMARY Experienced Network Engineer with a focus on security infrastructure and performance optimization. Active CCNA certification with demonstrated expertise in routing, switching, and firewall deployment, including Palo Alto NGFW migration (Cisco to Palo Alto) and GlobalProtect VPN integration with enterprise server environments for remote access. * Security & Infrastructure: Configured and secured Palo Alto firewalls (App-ID, User-ID, SSL Decryption), implemented Zero Trust policies, and enforced endpoint compliance via GlobalProtect HIP checks. * Server & Authentication: Hands-on experience with enterprise server platforms (homelab), including RADIUS/NPS and certificate-based authentication for VPN. * Troubleshooting & Optimization: Proven ability to resolve complex network issues, migrate legacy systems, and enhance security postures while maintaining SLAs. Retired MCSE with retained server/virtualization skills;
    Featured Skill System Administration
    Computing & Networking
    Network Engineering
    Computer Network
  • $50 hourly
    • 0.0/5
    • (0 jobs)
    An IT Support professional who strives to provide the best possible customer service to all users of various levels. Enjoys interacting with users in a friendly manner, listening and understanding their problem in order to diagnose and resolve it effectively. Also enjoys being part of a team and always willing to help others when they are in need. I have a passion for technology and always looking forward to continuing to grow and learn more about the field.
    Featured Skill System Administration
    Information Security
    Computer Network
  • $100 hourly
    • 0.0/5
    • (0 jobs)
    Experienced IT Architect & Infrastructure Engineer with 20+ years in global financial institutions and consulting. I specialize in designing, optimizing, and automating on-premise and cloud environments (AWS, GCP, OCI, Azure), with strong focus on high availability, security, and regulatory compliance (incl. HIPAA, GDPR, PCI). Proven track record in reducing operational costs and improving system reliability through strategic automation and proactive monitoring. I lead end-to-end infrastructure projects — from architecture and migration to CI/CD pipelines — using tools like Terraform, Ansible, Jenkins, and CloudFormation. My experience spans Linux/Unix, Windows, networking, containerization (Docker/Kubernetes), and middleware (JBoss, Apache, WebSphere). Clients hire me to solve complex problems, modernize legacy infrastructure, and implement scalable, resilient cloud solutions. Let’s build something reliable, secure, and efficient — together.
    Featured Skill System Administration
    Terraform
    Ansible
    Docker
    Jenkins
    Computer Network
    Windows Server
    Microsoft Azure
    Oracle Cloud
    Google Cloud Platform
    Amazon Web Services
    Linux
    Problem Solving
    Architecture
    DevOps
  • $75 hourly
    • 0.0/5
    • (0 jobs)
    Cisco Certified Network Associate (CCNA) with hands-on expertise in designing, implementing, maintaining, troubleshooting, and securing scalable LAN/WAN solutions. Committed to improving the efficiency, performance, and growth of an organization’s network infrastructure. * Skilled in configuring routers, switches, firewalls, and other networking systems to ensure secure, reliable, and efficient network connectivity.
    Featured Skill System Administration
    Network Engineering
    Computing & Networking
    Computer Network
  • $16 hourly
    • 0.0/5
    • (0 jobs)
    I am currently a reservist in the United States Marine Corps who is always active in the community. I have various experiences in the military and sales fields. Therefore, I am a person who is enthusiastic about learning new things, creative, adapts quickly,critical thinking and quick problem solving, collaborates well and quickly with the team, and being punctual and disciplined are my keys in life. Some of the skills I have are good in the computer field such as operating MS Word and Excel.
    Featured Skill System Administration
    Data Entry
    Computer Network
    Network Engineering
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