Senior Cyber Security Jobs in Appleton, WI (NOW HIRING)

At Oshkosh, we build, serve and protect people and communities around the world by designing and manufacturing some of the toughest specialty trucks and access equipment. We employ over 18,000 team members all united by a common purpose. Our engineering and product innovation help keep soldiers and firefighters safe, is critical in building and keeping communities clean and helps people do their jobs every day.

SUMMARY:

Join Oshkosh Corporation as a Senior IBM i Platform & Power Systems Engineer and play a key role in evolving one of our most critical enterprise platforms. In this role, you'll own the architecture, reliability, security, and modernization of our IBM Power infrastructure supporting mission-critical ERP systems across the enterprise.

You'll work across IBM Power hardware, IBM i operating systems, virtualization, storage, automation, and high availability while helping drive initiatives in observability, Infrastructure as Code, AIOps, and platform security. This is an opportunity for someone who enjoys solving complex infrastructure challenges while influencing the future direction of a highly visible enterprise platform.

• Own and influence a highly visible enterprise IBM Power environment supporting mission-critical business operations.

• Help shape the future of the platform through automation, observability, security, and modernization initiatives.

• Work with enterprise technologies including IBM Power, IBM i, Ansible, AIOps, and high availability solutions.

• Collaborate with experienced infrastructure professionals while serving as a trusted technical leader.

• Join a stable, global organization that continues to invest in its enterprise infrastructure and technology platforms.

WORK LOCATION

This position is based at our Menasha Data Center in Menasha, Wisconsin. Relocation assistance is available for qualified candidates. Oshkosh Corporation follows a hybrid work model, with three days on-site and two days remote each week.

YOUR IMPACT:

Plans, designs, implements, and supports the server systems, including IBM Power servers, IBM i OS partitions, HMC, VIO Servers, and IBM DS storage arrays. The position ensures stability of our mission-critical ERP platforms while driving innovation in observability, automation, and security.

• Serve as the technical lead and escalation point for complex operational support, troubleshooting, security enforcement, and performance tuning across IBM Power systems and IBM i OS environments.

• Manage the IBM Power and IBM i ecosystem end-to-end, including hardware, virtualization, and operating system administration.

• Administer IBM VIOS environments, including configuration, maintenance, and troubleshooting.

• Drive the adoption of observability and AIOps practices to improve monitoring, reduce mean time to resolution, and proactively identify issues.

• Advance automation through Infrastructure-as-Code (Ansible, CL) to implement best practices, streamline patching and compliance, and reduce operational overhead through automation.

• Support the design, testing, deployment, and ongoing support of HA/DR solutions (MIMIX or similar) to ensure ERP availability and business continuity.

• Partner with infrastructure, cybersecurity, application, and business teams to support modernization initiatives while maintaining platform stability.

• Provide mentoring, technical guidance, and strong communication to bridge technical and business stakeholders and help establish engineering best practices.

• Participate in on-call support and planned maintenance activities to ensure the continued availability of critical business systems.

MINIMUM QUALIFICATIONS:

• Five (4) or more years of experience in the field or in a related area.

• Proven expertise with HMC, MIMIX HA/DR, VIO server, and IBM DS storage.

• Strong understanding of ITIL processes, incident resolution, and stakeholder engagement.

• Demonstrated skills in troubleshooting, CL scripting, and infrastructure design.

• Ability to work standard business hours, with availability for after-hours/weekend work during patching, OS upgrades, and on-call rotations.

• Strong leadership, communication, problem-solving, and collaboration skills.

STANDOUT QUALIFICATIONS:

• Bachelor's degree in information technology or a related field.

• Experience managing IBM i OS and IBM Power hardware environments.

• Experience implementing observability and AIOps initiatives to reduce noise, accelerate incident response, and drive predictive insights.

• Familiar with Fortra products (Alert, Console, Compliance Monitor, Exit Point Manager) or similar products.

• Background in driving platform security initiatives and automating compliance.

Pay Range:

Oshkosh is committed to working with and offering reasonable accommodation to job applicants with disabilities. If you need assistance or an accommodation due to disability for any part of the employment process, please contact us at corporatetalentacquisition@oshkoshcorp.com.

Oshkosh Corporation is a merit-based Equal Opportunity Employer.Job opportunities are open for application to all qualified individuals and selection decisions are made without regard to race, color, religion, sex, national origin, age, disability, veteran status, or other protected characteristic. To the extent that information is provided or collected regarding categories as provided by law it will in no way affect the decision regarding an employment application.

Oshkosh Corporation will not discharge or in any manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with Oshkosh Corporation's legal duty to furnish information.

Certain positions with Oshkosh Corporation require access to controlled goods and technologies subject to the International Traffic in Arms Regulations or the Export Administration Regulations. Applicants for these positions may need to be "U.S. Persons," as defined in these regulations. Generally, a "U.S. Person" is a U.S. citizen, lawful permanent resident, or an individual who has been admitted as a refugee or granted asylum.