ZipRecruiter

Log In

1

Java Developer Co Op Jobs in Sauk City, WI (NOW HIRING)

Sierra Space Corporation

Propulsion Engineer I

Madison, WI · On-site

$70K - $96K/yr

Internship or co-op experience in propulsion engineering or a related field. * Familiarity with industry standards and regulations. * Basic proficiency in using engineering design software and tools ...

Sierra Space Corporation

Propulsion Engineer I

Madison, WI · On-site

$70K - $96K/yr

Internship or co-op experience in propulsion engineering or a related field. * Familiarity with industry standards and regulations. * Basic proficiency in using engineering design software and tools ...

Sub-Zero Group, Inc.

Mobile Engineer

Madison, WI · On-site

Serve as a model and mentor to IT Co-op developers and other developers that are less experienced. * Must be detail oriented, have strong analytical and problem-solving abilities. * Must understand ...

Sub-Zero & Wolf Appliance

Mobile Engineer

Madison, WI · Hybrid

Serve as a model and mentor to IT Co-op developers and other developers that are less experienced. * Must be detail oriented, have strong analytical and problem-solving abilities. * Must understand ...

next page

Showing results 1-20

All JobsJava Developer Co Op JobsJava Developer Co Op Jobs in Sauk City, WI

Java Developer Co Op information

See Sauk City, WI salary details

$14

$52

$72

How much do java developer co op jobs pay per hour?

As of Jul 16, 2026, the average hourly pay for java developer co op in Sauk City, WI is $52.92, according to ZipRecruiter salary data. Most workers in this role earn between $45.77 and $59.23 per hour, depending on experience, location, and employer.

What types of projects or tasks will I typically work on as a Java Developer Co Op?

As a Java Developer Co Op, you can expect to support ongoing software development projects by writing and testing code, fixing bugs, and assisting in the design or implementation of new features. You may work on both backend and frontend components, collaborate with senior developers during code reviews, and contribute to team meetings or agile sprints. Your work might include developing internal tools, creating automation scripts, or participating in the documentation process. This hands-on experience is designed to give you exposure to industry best practices and the full software development lifecycle while building your professional skills.

What are the key skills and qualifications needed to thrive in the Java Developer Co Op position, and why are they important?

To thrive as a Java Developer Co Op, you need a solid understanding of Java programming, object-oriented design principles, and foundational knowledge in software development, often supported by coursework or relevant project experience. Familiarity with version control systems like Git, IDEs such as IntelliJ or Eclipse, and basic knowledge of databases or web development frameworks are common requirements. Effective communication, eagerness to learn, and strong problem-solving skills help you adapt quickly and work well within a team environment. These competencies ensure you can contribute to real-world projects, collaborate with experienced developers, and gain valuable hands-on experience during your co-op term.

What is a Java Developer Co Op job?

A Java Developer Co-Op job is a temporary, paid position for students or recent graduates who want hands-on experience in Java development. Co-op students work with a team of developers to design, test, and maintain Java-based applications. They gain practical knowledge in coding, debugging, and software development best practices while contributing to real-world projects. This role helps bridge the gap between academic learning and professional work, preparing candidates for full-time software development roles.

What job categories do people searching Java Developer Co Op jobs in Sauk City, WI look for? The top searched job categories for Java Developer Co Op jobs in Sauk City, WI are:
Java Developer Co Op jobs near you

Engineer I, Engineer II, Engineer III Grid Planning

Alliantenergy

Madison, WI • On-site

Full-time

Medical, Retirement, PTO

Re-posted 20 days ago

Job description

Bring YOUR energy to Alliant Energy!

At Alliant Energy, our purpose is to serve customers and build stronger communities. We are passionate about powering beyond the market challenges of today, while powering what's next in energy. When our employees say "I am energy", it means they take pride in the work we do when disaster strikes, as well as all the days in between. We want you to be safe, happy and healthy. That's why we prioritize safety, offer volunteer opportunities and provide competitive pay, comprehensive health and retirement benefits, tuition reimbursement and paid time off.

Engineer I - Grid Planning, Engineer II - Grid Planning, Engineer III - Grid Planning:

From early-career engineers to seasoned planning leaders, we're building our Grid Planning team-join us at the level that fits your experience and help design the grid of tomorrow.


***This position can be hired as either an Engineer I Grid Planning, Engineer II Grid Planning or an Engineer III Grid Planning depending on experience***

What you will do

  • What You Will Do (Developmental Progression)

    Safety, Risk & Compliance

    • Foundational: Learns and follows safety standards; develops awareness of risk and regulatory requirements.

    • Intermediate: Identifies and mitigates unsafe conditions, applies risk methodologies, and interprets regulations to address system issues.

    • Advanced: Leads safety and compliance efforts, proactively mitigates complex risks, and influences standards and practices.

    Customer Focus & Problem Solving

    • Foundational: Learns customer needs and supports identification of basic issues and solutions.

    • Intermediate: Proactively identifies and resolves moderately complex problems aligned to customer needs.

    • Advanced: Anticipates needs and leads resolution of complex system and operational challenges.

    Communication, Collaboration & Stakeholder Engagement

    • Foundational: Builds relationships and develops communication skills with support.

    • Intermediate: Communicates technical concepts clearly, facilitates discussions, and collaborates across teams.

    • Advanced: Leads stakeholder engagement, influences decisions, and drives alignment across functions.

    Technical Application, Standards & Continuous Improvement

    • Foundational: Applies engineering standards and processes to solve routine problems with guidance.

    • Intermediate: Applies standards independently and recommends process improvements.

    • Advanced: Leads technical direction, shapes standards, and drives continuous improvement initiatives.

    Planning, Financial & Work Management

    • Foundational: Learns budgeting, planning, and basic financial concepts (capital vs. O&M).

    • Intermediate: Supports budgeting and multi-year planning; develops moderately complex scopes of work with cost, sequencing, and prioritization.

    • Advanced: Leads planning and budgeting efforts, manages complex scopes, and guides investment decisions.

    Systems Analysis, Modeling & Technical Studies

    • Foundational: Learns system modeling tools and performs basic analyses with support.

    • Intermediate: Builds moderately complex models and supports technical studies, including interconnection and power quality.

    • Advanced: Leads complex system analysis, modeling, and technical decision-making.

    Agreements, Projects & Organizational Contribution

    • Foundational: Develops understanding of agreements, project processes, and team roles.

    • Intermediate: Supports development of agreements, contributes to cross-functional work, and executes moderately complex projects.

    • Advanced: Leads agreement development, cross-functional initiatives, and delivers strategic outcomes aligned to organizational goals.

Requirements:

Engineer III Grid Planning:

  • Bachelor's Degree Engineering program that is accredited through the Engineering Accreditation Commission Required

  • 5 years of related experience


Engineer II Grid Planning:

  • Bachelor's Degree Engineering program that is accredited through the Engineering Accreditation Commission Required

  • 2 years of related experience

Engineer I Grid Planning:

  • Bachelor's Degree Engineering program that is accredited through the Engineering Accreditation Commission Required

Preferred Experience:

  • Project management experience, along with ability to deal with subcontractors and cross-functional teams; may have expertise in a particular area of the discipline.

  • Previous technical and/or professional experience

  • An internship or co-op in engineering

Key Skills

  • Cost Optimization Data Analysis Feasibility Studies Grid Interconnection Studies Power Engineering Power Flow Analysis and Modeling Power Systems Performance Monitoring Power Systems Planning Short Circuit Simulation and Analysis Standards Compliance Transient Analysis


Our people are passionate about what they do, the product they sell, and the customers they serve. If you're looking for an opportunity to be a part of a work family that values collaboration, innovation and dedication, we're the right company for you.

Alliant Energy offers a comprehensive total rewards package including competitive compensation and benefit programs. Information on these benefit programs is available on our Careers site.

Pay Range:

This position is eligible to participate in the annual incentive program. The final salary offered will generally fall within this range and is dependent on various factors including but not limited to the responsibilities of the position, experience, skill set, internal pay equity and other relevant qualifications of the applicant.

It's not just what we do; it's how we do it.

Live Safety. Everyone. Always | Make Things Better | Care For Others | Do The Right Thing | Act For Tomorrow | Think Beyond. Be Bold

Alliant Energy and its subsidiaries are committed to creating a culture of belonging and is proud to be an Equal Opportunity Employer where an applicant's qualifications are considered without regard to race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity, or any other basis prohibited by law.

All candidates selected for employment with Alliant Energy will be required to successfully complete a background check, and a drug screen where applicable.

Disclaimer:
The above information on this description has been crafted to indicate the general nature and level of work performed by employees within this classification. It is not crafted to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications required of employees assigned to this job.

Applicants in need of a reasonable accommodation for any part of the hiring process, please email talent@alliantenergy.com.

Apply