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System Administrator Jobs in Brookfield, WI (NOW HIRING)

Foxconn WI

System Administrator

Mount Pleasant, WI · On-site

System Administrator Department: Data Center Service Employment Type: Full Time Location: SMC Reporting To: Matt Hoye Description FII USA, Inc ., a Foxconn Technology Group Company, is seeking a ...

Foxconn WI

System Administrator

Mount Pleasant, WI · On-site

$65 - $85/hr

System Administrator Department: Data Center Service Employment Type: Full Time Location: SMC Reporting To: Matt Hoye Description FII USA, Inc., a Foxconn Technology Group Company, is seeking a ...

ULINE

ServiceNow System Administrator

Milwaukee, WI

ServiceNow System Administrator Corporate Headquarters 12575 Uline Drive, Pleasant Prairie, WI 53158 Are you a ServiceNow expert who enjoys optimizing systems and solving technical challenges? Join ...

Silgan

FP & A Systems Administrator

Brookfield, WI · On-site

Serve as the primary system administrator for Oracle Enterprise Planning and Budgeting Cloud Service (EPBCS). * Configure, maintain, and optimize Oracle EPBCS applications, metadata, business rules ...

River Run Computers Inc

Systems Administrator

Glendale, WI · On-site

$55K - $90K/yr

... System logs, Disk Space Utilization, Processor and Memory Utilization, as well as Patch, Backup ... Every Systems Administrator will be expected to hold at minimum a basic competency certificate in ...

River Run Computers

Systems Administrator

Milwaukee, WI · On-site

... System logs, Disk Space Utilization, Processor and Memory Utilization, as well as Patch, Backup ... Every Systems Administrator will be expected to hold at minimum a basic competency certificate in ...

River Run Computers Inc

Systems Administrator

Glendale, WI · On-site

$55K - $90K/yr

... System logs, Disk Space Utilization, Processor and Memory Utilization, as well as Patch, Backup ... Every Systems Administrator will be expected to hold at minimum a basic competency certificate in ...

Jobtailor

Systems Engineer

Menomonee Falls, WI · On-site

$95 - $130/hr

Certified System Administrator (CSA) credential * Certified Implementation Specialist - Software Asset Management (CIS-SAM) * Experience translating major publisher licensing rules (e.g., Microsoft ...

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All JobsSystem Administrator JobsSystem Administrator Jobs in Brookfield, WI

System Administrator information

See Brookfield, WI salary details

$38.8K

$84.2K

$130.2K

How much do system administrator jobs pay per year?

As of Sep 6, 2026, the average yearly pay for system administrator in Brookfield, WI is $84,186.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,300.00 and $98,500.00 per year, depending on experience, location, and employer.

What is a system administrator?

System Administrators, often called sysadmins, are IT professionals responsible for installing, configuring, maintaining, and supporting computer systems and servers within an organization. They ensure that networks and systems run efficiently and securely, manage user accounts, oversee backups, and troubleshoot hardware and software issues. System Administrators play a key role in maintaining system uptime, implementing security protocols, and updating systems to prevent vulnerabilities. Their work is critical for the smooth and secure operation of a company's IT infrastructure.

What does a system administrator do?

The job of a System Administrator is to assume a range of IT responsibilities and technical services for your company’s internet and intranet presence. This will include such duties as installing anti-virus and malware protection software, undertaking regular systems maintenance, and troubleshooting problems. Additional duties can include serving as a digital technology information resource for employees and consulting with company leaders on the possible adoption of new technologies. Aside from this, you might be asked to evaluate and boost network system performance, make needed upgrades and repairs, and add approved users to the network and train them in proper usage.

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

To thrive as a System Administrator, you need a solid understanding of computer networks, operating systems (Windows, Linux), and troubleshooting, often backed by a degree in IT or related certifications like CompTIA Network+ or Microsoft Certified: Azure Administrator Associate. Familiarity with tools such as Active Directory, virtualization platforms, backup solutions, and monitoring systems is typically required. Strong problem-solving, attention to detail, and effective communication skills help you manage incidents and work with diverse teams. These abilities ensure reliable system performance, minimize downtime, and support seamless business operations.

What are some common challenges system administrators face when managing a large IT infrastructure, and how can these be addressed?

System Administrators often encounter challenges such as ensuring system security, managing software updates across numerous devices, and troubleshooting network issues in large-scale environments. Keeping up with rapidly evolving technology and balancing routine maintenance with unexpected incidents can be demanding. Effective solutions include automating repetitive tasks, implementing robust monitoring tools, and regularly communicating with other IT team members to proactively address potential problems. Continuous learning and staying current with best practices in cybersecurity and system management are also essential for long-term success in this role.

What is the difference between System Administrator vs Network Administrator?

AspectSystem AdministratorNetwork Administrator
CertificationsCompTIA Server+, Microsoft Certified: Windows Server FundamentalsCompTIA Network+, Cisco CCNA
Work EnvironmentManage servers, operating systems, and internal IT infrastructureFocus on network hardware, configurations, and connectivity
ResponsibilitiesMaintain servers, troubleshoot OS issues, manage backupsConfigure routers/switches, monitor network performance, ensure security

While both roles support IT infrastructure, System Administrators primarily manage servers and operating systems, whereas Network Administrators focus on network hardware and connectivity. They often collaborate but have distinct technical focuses within an organization.

How much do system administrators make?

System administrators typically earn a median annual salary of around $70,000 to $90,000, depending on experience, certifications, and location. Entry-level roles may start lower, while experienced administrators with specialized skills or certifications like CompTIA or Cisco can earn higher salaries. Salaries can also vary based on the size and industry of the organization.

How much is the salary of a system administrator?

The average salary of a system administrator varies by experience and location but typically ranges from $50,000 to $85,000 annually in the United States. Entry-level positions may start lower, while experienced administrators with certifications like CompTIA or Cisco can earn higher salaries, especially in larger organizations or tech hubs.
More about System Administrator jobs

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System Administrator jobs near you
Infographic showing various System Administrator job openings in Brookfield, WI as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 13% Part Time, and 4% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $83,334 per year, or $40.1 per hour.

System Administrator

Foxconn WI

Mount Pleasant, WI • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 3 hours ago

Job description

System Administrator
Department: Data Center Service
Employment Type: Full Time
Location: SMC
Reporting To: Matt Hoye
Description
FII USA, Inc., a Foxconn Technology Group Company, is seeking a System Administrator to manage and maintain enterprise-level IT infrastructure and provide technical support for system operations. Once a part of the team, you will be responsible for a wide variety of tasks within the IS&T Department in an office environment and have the opportunity to display critical thinking skills to expand your career in Smart Manufacturing.
The System Administrator will manage Windows, Linux, and Mac systems, maintain virtual environments, and ensure system security and reliability while supporting the IS&T Department as needed.
Responsibilities
  • Manage and maintain Windows, Linux, and Mac operating systems, including system updates, patches, and troubleshooting
  • Administer Group Policy and Active Directory, including user access management and security policies
  • Deploy and manage virtual environments, including creating and maintaining virtual machines and servers
  • Implement and maintain backup/recovery systems to ensure data integrity and business continuity
  • Monitor system performance and maintain monitoring tools such as Zabbix and Graylog
  • Manage endpoint security solutions including anti-virus software and mobile device management (MDM)
  • Maintain accurate inventory of hardware and software assets
  • Create and maintain technical documentation for procedures, policies, and forms
  • Train staff on new systems, policies, and procedures
  • Other duties as assigned

Qualifications
  • Bachelor's degree in Computer Science, Information Technology, or related field required; Master's degree preferred
  • 2-4 years of experience in system administration required
  • Strong knowledge of Windows, Linux, and Mac operating systems preferred
  • Experience with virtualization, backup systems, and network security required
  • Physical requirements: Ability to lift up to 30 pounds, climb ladders, and work in server room environments

Reasons you should work for us:
  • Comprehensive benefits package including medical, dental, and vision insurance coverage.
  • Basic life insurance and short-term disability coverage provided by employer.
  • Supplemental life insurance and long-term disability coverage options available.
  • 401K with employer contribution.
  • Personal, Vacation, and Holiday paid time off for all full-time employees.
  • Onsite Aurora Health & Wellness Center available for all employees.
  • Employees are continuously encouraged to learn and grow their careers in smart manufacturing.

Apply