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Mobile Application Developer Intern Jobs in Frederick, MD

Oshkosh Corporation

Lead SCADA/MES Developer

Frederick, MD · On-site

$58.75 - $76.75/hr

We are a global company, and our products-including mobile elevating work platforms, telehandlers ... Develop and maintain Ignition Perspective screens, views, components, and application functionality ...

GRVTY

Android Developer

Dulles, VA · On-site

$150K - $200K/yr

Understanding of mobile security protection mechanisms, such as SELinux and application sandboxing Objective-C, Swift or C++ programming * Ability to work independently and as part of a team in a ...

GRVTY

Android Developer

Dulles, VA · On-site

$150K - $200K/yr

Understanding of mobile security protection mechanisms, such as SELinux and application sandboxing Objective-C, Swift or C++ programming * Ability to work independently and as part of a team in a ...

GRVTY

Android Developer

Dulles, VA · On-site

$150K - $250K/yr

Understanding of mobile security protection mechanisms, such as SELinux and application sandboxing Objective-C, Swift or C++ programming * Ability to work independently and as part of a team in a ...

GRVTY

Android Developer

Dulles, VA · On-site

$150K - $200K/yr

Understanding of mobile security protection mechanisms, such as SELinux and application sandboxing Objective-C, Swift or C++ programming * Ability to work independently and as part of a team in a ...

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Mobile Application Developer Intern information

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How much do mobile application developer intern jobs pay per hour?

As of Sep 1, 2026, the average hourly pay for mobile application developer intern in Frederick, MD is $16.66, according to ZipRecruiter salary data. Most workers in this role earn between $14.33 and $18.41 per hour, depending on experience, location, and employer.

What is a mobile application developer intern?

A Mobile Application Developer Intern is an entry-level role where you assist in designing, coding, testing, and debugging mobile apps for platforms like iOS and Android. You'll work with senior developers to implement features, fix bugs, and optimize app performance. This internship helps you gain hands-on experience with programming languages such as Swift, Kotlin, or Flutter, and development tools like Android Studio or Xcode. It’s a great opportunity to build a portfolio, learn industry best practices, and improve problem-solving skills in a real-world setting.

What kinds of projects or tasks can I expect to work on as a mobile application developer intern?

As a Mobile Application Developer Intern, you will often work on coding features, fixing bugs, and assisting in the design and testing of mobile applications under the guidance of experienced developers. Interns may also participate in code reviews, contribute to UI/UX improvements, and help integrate APIs or third-party services. You're likely to collaborate regularly with designers, testers, and project managers, providing valuable input while learning key development practices. This hands-on experience will help you build your portfolio and gain insight into real-world software development workflows.

What are the key skills and qualifications needed to thrive as a mobile application developer intern, and why are they important?

To thrive as a Mobile Application Developer Intern, you need a solid understanding of programming languages such as Java, Kotlin, Swift, or Dart, along with coursework or experience in software development. Familiarity with integrated development environments (IDEs) like Android Studio or Xcode, and knowledge of version control systems like Git, is typically expected. Strong problem-solving skills, willingness to learn, effective communication, and teamwork set candidates apart in this collaborative, fast-evolving field. These skills ensure you can quickly adapt to project needs, contribute to development tasks, and work effectively with team members to deliver high-quality mobile applications.

What are popular job titles related to Mobile Application Developer Intern jobs in Frederick, MD?

For Mobile Application Developer Intern jobs in Frederick, MD, the most frequently searched job titles are:

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Mobile Application Developer Intern jobs near you
Infographic showing various Mobile Application Developer Intern job openings in Frederick, MD as of August 2026, with employment types broken down into 7% Internship, 56% Full Time, and 37% Part Time. Highlights an 93% In-person, and 7% Hybrid job distribution, with an average salary of $34,663 per year, or $16.7 per hour.

Lead SCADA/MES Developer

Oshkosh Corporation

Frederick, MD • On-site

$58.75 - $76.75/hr

Full-time

Posted 6 days ago

Oshkosh Corporation rating

7.4

Company rating: 7.4 out of 10

Based on 41 frontline employees who took The Breakroom Quiz

292nd of 495 rated machine equipment manufacturers

Job description

About JLG, an Oshkosh company
JLG began in 1969, when our founder, John L. Grove set out to resolve growing safety concerns in the construction industry. Since then we have been committed to understanding the challenges and delivering innovative solutions to the access market. We partner with customers to provide quality equipment, training opportunities and trusted support within the access industry. We are a global company, and our products-including mobile elevating work platforms, telehandlers, utility vehicles and accessories-can be found all over the world.
SUMMARY:
The Lead SCADA/MES Developer will provide technical leadership for the development, enhancement, integration, and support of SCADA (Ignition) and MES (Sepasoft) applications supporting JLG manufacturing operations.
This individual will serve as a technical subject matter expert for SCADA/MES applications and related manufacturing technologies, while remaining hands-on with application development and production support. The role will lead technical solutions, mentor other developers, establish development and support standards, and work closely with manufacturing, engineering, controls, quality, and Digital Technology teams to deliver reliable and scalable digital manufacturing solutions.
This position is based in Frederick, MD and requires the ability to provide hands-on support at manufacturing facilities as needed.
YOUR IMPACT
  • Lead the design, development, configuration, enhancement, and support of SCADA/MES applications using Ignition and Sepasoft.
  • Serve as a technical subject matter expert for Ignition Perspective, Sepasoft MES, and related manufacturing application technologies.
  • Develop and maintain Ignition Perspective screens, views, components, and application functionality supporting manufacturing operations.
  • Develop and modify manufacturing applications using Python/Jython.
  • Apply advanced Microsoft SQL Server scripting and database fundamentals to support application development, data management, and system integration.
  • Develop and support Sepasoft MES applications, including Batch, Document Management, OEE, and Settings & Changeover.
  • Provide technical leadership for the design, development, and support of enterprise and site-level MES solutions.
  • Support an enterprise-to-site Sepasoft architecture and the deployment and configuration of site-level MES functionality.
  • Develop and support integrations between SCADA/MES applications and PLCs, ERP systems, quality systems, databases, APIs, historians, and other manufacturing technologies.
  • Support MQTT-based data collection and Unified Namespace (UNS) architectures, including solutions utilizing HighByte.
  • Support manufacturing data collection and analysis utilizing GE Historian and TimeBase Historian.
  • Support integrations with autonomous mobile robots (AMRs) and other plant-floor technologies.
  • Serve as a technical escalation point for complex SCADA/MES production issues and lead troubleshooting and root-cause analysis.
  • Identify opportunities to improve system performance, reliability, scalability, maintainability, and overall manufacturing system architecture.
  • Lead technical projects, special projects, and cross-functional workstreams within the Digital Manufacturing environment.
  • Establish and promote development standards, coding practices, architecture patterns, documentation standards, and support processes for SCADA/MES applications.
  • Review technical solutions and provide guidance to developers and other technical resources on application design, troubleshooting, and development practices.
  • Coach and mentor team members on SCADA/MES development, software engineering practices, troubleshooting, and solution design.
  • Work with manufacturing, engineering, controls, quality, and business stakeholders to translate requirements into effective technical solutions.
  • Advise stakeholders and development teams on technical approaches, system design, integrations, and best practices.
  • Support the development of functional specifications, technical designs, test cases, technical documentation, deployment plans, and recovery procedures.
  • Participate in application testing, implementation, upgrades, and continuous improvement activities.
  • Evaluate new technologies and recommend solutions that improve manufacturing operations, system capabilities, and data availability.
  • Collaborate with internal and external personnel in the design, development, implementation, and support of manufacturing technology solutions.
  • Assist with the deployment and support of technology outside of the core SCADA/MES environment when required to support manufacturing operations.
  • Follow established standards for application security, data integrity, source control, change management, backup/recovery, and system support.
  • Provide hands-on production support for SCADA/MES systems to help maintain system availability and minimize production downtime.
  • Provide on-site support at manufacturing facilities for implementations, troubleshooting, upgrades, and other production support activities as required.
  • Provide off-shift support when necessary to address production-impacting SCADA/MES issues.

MINIMUM QUALIFICATIONS
  • 5+ years of experience developing or supporting SCADA, MES, manufacturing applications, industrial software, or related technology.
  • Demonstrated development and production support experience with Ignition
  • Experience developing in Ignition using Python/Jython and working with SQL Server databases and scripting.
  • Demonstrated experience troubleshooting and resolving complex production system issues.
  • Demonstrated ability to lead technical solutions and provide technical direction to developers or other technical resources.
  • Experience working with manufacturing, engineering, controls, IT, and other business stakeholders.
  • Strong written and verbal communication skills.
  • Strong analytical, troubleshooting, problem-solving, and decision-making skills.
  • Ability to mentor and coach developers and technical resources.
  • Ability to travel to manufacturing facilities and provide occasional off-shift support based on production needs.

STANDOUT QUALIFICATIONS
  • Experience with Sepasoft Batch, Document Management, OEE, and Settings & Changeover modules.
  • Experience with HighByte and Unified Namespace (UNS) architectures.
  • Experience with MQTT and Sparkplug technologies.
  • Experience with GE Historian and/or TimeBase Historian.
  • Experience supporting enterprise-to-site Sepasoft architectures.
  • Manufacturing experience, particularly within assembly operations. Experience with fabrication or paint is also beneficial.
  • Experience with PLCs and industrial automation systems.
  • Experience integrating SCADA/MES systems with AMRs or other autonomous manufacturing technologies.
  • Experience with VDA 5050 standards and integrations.
  • Experience utilizing REST APIs, JSON, web services, messaging protocols, or other system integration technologies.
  • Experience with source control and code repositories such as GitHub.
  • Experience with CI/CD, DevOps, or automated deployment practices.
  • Experience with Jira, Confluence, Azure DevOps, or similar tools for work management, deployment, and documentation.
  • Experience with application architecture, system integration, high availability, backup/recovery, or disaster recovery.
  • Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a related field.

#LI-AG1
Pay Range:
$103,300.00 - $177,700.00
The above pay range reflects the minimum and maximum target pay for the position across all U.S. locations. Within this range, individual pay is determined by various factors, including the scope and responsibilities of the role, the candidate's experience, education and skills, as well as the equity of pay among team members in similar positions. Beyond offering a competitive total rewards package, we prioritize a people-first culture and offer various opportunities to support team member growth and success.
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.

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