Top 15 Windows system administrator Jobs in Oshkosh Wi

OT SYSTEMS ADMINISTRATOR
GALLOWAY COMPANY —Neenah, WI
- Online Application
- Computer Science
- 5 years
- System design
- Employee stock purchase plan
- Disability insurance
System Administrator
CMD CORPORATION —Appleton, WI
- Full-time
- Computer science
- Computer Science
- System design
Quick Apply
Systems Engineer I
Impact Networking —Appleton, WI
- $75,000 - $90,000 a year
- Full-time
- Computer science
- Azure
- Computer Science
- Paid parental leave
- Paid holidays
11d
BT System Engineer III
Faith Technologies Inc. —Menasha, WI
- Full-time
- Pass drug screening
- System design
- 8 years
14d
IT Network and Infrastructure Manager
St. Mary Catholic Schools —Neenah, WI
- From $60,000 a year
- Weekends as needed
- School experience
- Computer science
- Computer Science
Quick Apply
6h
Internal IT Support Engineer III
HEARTLAND BUSINESS SYSTEMS LLC —Little Chute, WI
- Full-time
- Computer science
- 7 years
- Computer Science
Quick Apply
Security Administrator - Security Operations
Michels Corporation —Neenah, WI
- Computer Science
- 5 years
- Windows
- Health savings account
- Disability insurance
5d
Security Administrator - (Governance, Risk, Compliance)
Michels Corporation —Neenah, WI
- Computer Science
- 5 years
- Windows
- Health savings account
- Disability insurance
5d

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OT SYSTEMS ADMINISTRATOR
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Coordinate with Foxboro field support as the primary technical interface. 5+ years’ experience in systems administration or infrastructure engineering,…

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OT SYSTEMS ADMINISTRATOR

GALLOWAY COMPANY -
Neenah, WI

Apply Now

Job Details

Full-time

Benefits

Employee stock purchase plan
Disability insurance
Health insurance
Paid time off
401(k) matching
Life insurance

Qualifications

Telecommunications network configuration documentation
Technical documentation
Server backup and recovery
Operating system updates
Infrastructure architecture design
System maintenance
Manufacturing facility experience
VLAN
Production systems
Patch management
Computer management
Regulatory Frameworks (Architecture security)
Server virtualization
Data backup
Network security appliance implementation
Windows support
Network security architecture design
PLC networking
Windows Server administration
Manufacturing company experience
Technical writing for network engineers
Manufacturing control systems

Full Job Description

With a rich multigenerational history and a reputation for creating and delivering products and services that delight our customers (so they can delight theirs), Galloway Company is a recognized leader in the dairy processing industry.

We are seeking a skilled and driven OT Systems Administrator to serve as the primary technical owner of our Operational Technology (OT) environment, including the Foxboro control system platform and supporting infrastructure. This role is critical in ensuring the reliability, availability, and security of plant-floor systems in a 24/7 manufacturing operation.

You will work cross-functionally with IT, engineering, operations, and maintenance teams to maintain and enhance OT systems while supporting automation projects and system upgrades with minimal impact to production. If you’re passionate about operational technology, system reliability, and working in a dynamic manufacturing environment, we encourage you to apply.

Key Responsibilities
System Administration & Support

Administer, monitor, and maintain OT systems including:
Industrial networks and supporting server infrastructure
Ensure high availability, reliability, and performance of all plant-floor systems
Proactively assess system health using tools such as System Auditor and other monitoring platforms

Network Architecture & Cybersecurity

Plan, design, and maintain OT network architecture aligned with best practices
Implement and sustain cybersecurity measures including:
Network segmentation
Access control strategies
Monitoring and incident prevention
Support a secure and stable Foxboro environment

Infrastructure Management

Manage OT server environments, including:
Backups and disaster recovery strategies
Patch management aligned with production schedules
Ensure minimal downtime and adherence to uptime requirements

Project & Lifecycle Support

Support automation initiatives, plant expansions, and system upgrades
Plan and procure Foxboro hardware for expansions and improvements
Coordinate with Foxboro field support as the primary technical interface

Documentation & Continuous Improvement

Maintain accurate and up-to-date documentation including:
Network diagrams
System configurations and backups
Standard Operating Procedures (SOPs)
Drive continuous improvements in system performance, reliability, and security

Cross-Functional Collaboration

Act as the primary technical liaison between:
IT
Engineering
Maintenance
Operations
External vendors
Build and maintain strong working relationships across all stakeholder groups

Qualifications & Experience

Bachelor’s degree in Information Technology, Engineering, or a related field (or equivalent experience)
Proven experience in OT/industrial environments, preferably in manufacturing
Strong knowledge of:
Industrial control systems (Foxboro experience preferred)
Networking and cybersecurity principles in OT environments
Familiarity with server administration, backup solutions, and patch management

Required Knowledge, Experience, Skills, Education, Training:

5+ years’ experience in systems administration or infrastructure engineering, preferably in OT/industrial environments
2–3 years in a manufacturing setting
Experience designing and maintaining OT networks (segmentation, VLANs, firewalls, DMZ); Foxboro a plus
Strong server administration background (VMware/Hyper-V, Windows Server, patching, OT-appropriate backup/recovery)
Understanding of Purdue Model / ISA-95 architecture
Familiarity with OT cybersecurity frameworks (e.g., NIST, IEC 62443) and implementation of controls
Knowledge of industrial protocols (EtherNet/IP, Profinet, Modbus, OPC-UA)
Experience in 24/7, safety-critical manufacturing environments with high uptime requirements
Strong documentation practices (network diagrams, configs, change logs, backups)
Familiarity with monitoring, asset management, or ticketing tools preferred
Experience with industrial asset visibility tools a plus
Bachelor’s degree in IT, Computer Science, or related field preferred (or equivalent experience)

Why Join Galloway…..

At Galloway, we're more than a team – we're a family. You'll have the opportunity to work with a collaborative, innovative group of professionals who are dedicated to delivering superior quality and value. If you're a strategic thinker, a relationship builder, and a self-starter ready to make your mark, we want to hear from you.

Galloway Company offers an attractive and competitive compensation and benefits package, which includes health insurance, quarterly bonus program, wellness programs, 401k Plan with company match, paid time off, life insurance, STD/LTD, Employee Stock Purchase Plan and much more.

TO APPLY:
If you are interested in the OT Systems Administrator position at Galloway Company, please follow the Apply button prompts to complete an online application and upload your resume.

Upon receiving this information, you will receive an invitation to complete a Culture Index Survey, this is required to move forward in the recruiting process. Resumes will be reviewed once the Culture Index Survey is completed.

Galloway Company is an Equal Opportunity Employer. Galloway Company does not discriminate in employment and no question on this application is used for the purpose of limiting or excusing any applicant's consideration for employment on a basis prohibited by local, state or federal law. Galloway Company will not discriminate against any applicant for employment because of age, race religion, color, disability, sex, sexual orientation or national origin.

Apply Now

Refine Your Search

windows system administrator jobs in oshkosh wi

OT SYSTEMS ADMINISTRATOR

System Administrator

Systems Engineer I

BT System Engineer III

IT Network and Infrastructure Manager

Internal IT Support Engineer III

Security Administrator - Security Operations

Security Administrator - (Governance, Risk, Compliance)

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