Senior Software Integration Engineer (on-site)

Date Posted: 2026-08-12 | Location: State College, PA (onsite) | U.S. citizenship and an active, transferable Top Secret/SCI security clearance required on day 1.

About the Role

As a Senior Software Integration Engineer on the Enterprise Mission Integration & Test (EMIT) program at RTX, you will join a dynamic team working at the forefront of satellite ground systems technology. This role offers the opportunity to contribute to cutting-edge satellite communication systems while collaborating with top engineers in a fast-paced, Agile, and DevOps environment.

Responsibilities

• Enable the integration of a large system of systems by planning and synchronizing integration plans across multiple stakeholders.
• Participate in enterprise-level working groups to facilitate early integration, demonstration, and regression testing of mission capabilities.
• Design, develop, and test Java-based software applications for satellite ground systems in a Linux environment.
• Implement automated tests to validate mission functionality and ensure system readiness.
• Collaborate with cross-functional engineering teams and customer stakeholders to align system integration priorities.
• Analyze system dependencies, interpret Interface Control Documents (ICDs), and troubleshoot systems, interfaces, and messages.
• Leverage tools such as JIRA and Confluence to track progress, generate metrics, and drive accountability.
• Contribute to the development of architectural solutions for test automation and enterprise testing.
• Participate in ground/space and space/ground mission integration activities, including solution demonstrations and enterprise test campaigns.
• Brief integration status, risks, and gaps to customer leadership and stakeholders.
• Provide input on system readiness to support demonstrations and test events, focusing on high-risk interfaces.
• Collaborate with Thread Leads and Acquisition Offices to ensure alignment of system integration priorities.
• Design and implement automated tests to support solution demonstrations and enterprise testing.
• Analyze test results, read logs, query databases, and troubleshoot system behaviors.
• Occasionally code, test, and integrate Java and/or Python software in an Agile Linux DevOps environment.

Requirements

• Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 5 years of relevant experience.
• Experience in object-oriented software design and development using Java in a Linux environment.
• Experience using unit testing tools such as JUnit.
• Experience integrating, testing, and troubleshooting systems, interfaces, and messages, including analyzing data and test results, reading logs, querying databases, and interpreting ICDs.
• Proficient use of Atlassian tools such as JIRA and Confluence.
• Active and transferable U.S. government-issued Top Secret security clearance that can be crossed over to a TS/SCI prior to start date.
• U.S. citizenship (required for security clearance eligibility).

Preferred Qualifications

• At least 2 years of experience with core Java, Bash, and Python.
• Experience working in an Agile and DevOps development environment designing and implementing software systems, along with deploying and debugging distributed systems.
• Experience with AWS services, including S3, SQS, SNS, CloudFormation, and DynamoDB.
• Experience with Ground Systems Integration in Space or Intelligence domains.

Pay

The salary range for this role is 86,800 USD - 165,200 USD. The range provided is a good-faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Benefits

• Medical, dental, and vision insurance.
• Life insurance, short-term disability, and long-term disability.
• 401(k) match.
• Flexible spending accounts.
• Flexible work schedules.
• Employee assistance program.
• Employee Scholar Program.
• Parental leave.
• Paid time off and holidays.
• Eligibility for annual short-term and/or long-term incentive compensation programs (dependent on role level and collective-bargaining agreement status).