Software Engineer I (Onsite)

Prattwhitney; Fulton (MD); On-site; USD 63,000 - 120,000; Full time

Benefits offered by this job

Flexible work weeks

Medical, dental, and vision insurance

Three weeks of vacation

401(k) plan with matching

Job summary

Solipsys Corporation, located in Fulton, MD, is seeking a Software Engineer with Java experience to join our team. You will develop innovative features for a real-time situational awareness Command & Control System (C2) and work in an Agile environment to design and code critical capabilities.

You will gain experience with multithreaded software, Java or C++, and modern development tools. A STEM degree and a passion for quality are required, with opportunities for travel to customer sites for

Qualifications

• Experience in programming multithreaded systems.
• Experience in Java or C++ development.
• Experience may be obtained through on-the-job experience, research, coursework, or projects.

Responsibilities

• You will develop innovative new features for a new real-time situational awareness Command & Control Systems (C2) using Java.
• You will design, architect and code critical capabilities in an active Agile environment.
• Work in a highly collaborate team environment to design, architect and innovate software solutions.
• Experience may be obtained through on-the-job experience, research, coursework, or projects.

Skills

Java

Multithreaded programming

C++

Education

Bachelor’s degree in STEM

Tools

Maven

Jenkins

Apache Ant

Job description

Date Posted: 2026-08-11 Country: United States of America Location: US-MD-FULTON-8170 ~ 8170 Maple Lawn Blvd ~ MAPLE LAWN, Ste 190, 200 & 300 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required after day 1

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX. At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense. At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

Solipsys Corporation, located in Fulton, MD, is a wholly-owned subsidiary of Raytheon Technologies (RTX). We are currently seeking a Software Engineer with experience in Java to join our team who is talented, highly motivated, has a passion for finding innovative solutions to problems, and committed to quality. We value skills and experience, so don't hold back. Your qualifications could add tremendous value to our team. Our customers come from all different backgrounds, and so do our employees. If you're passionate about what you could accomplish here, we'd love to hear from you.

What You Will Do:

• You will develop innovative new features for a new real-time situational awareness Command & Control Systems (C2) using Java.
• You will design, architect and code critical capabilities in an active Agile environment.
• Work in a highly collaborate team environment to design, architect and innovate software solutions.
• Experience may be obtained through on-the-job experience, research, coursework, or projects.

What You Will Learn:

• You will learn how to develop high quality software to support real-time situational awareness Command & Control Systems (C2) systems.
• You will learn how to support engineering process improvements, audits and peer reviews.
• You will learn how to work within a highly collaborative software team and interface with other engineering disciplines as needed to meet program contract milestones.
• You will learn how to update documentation related to test, verification, and design activities.

Qualifications You Must Have:

• Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM)
• Experience and/or knowledge in programming multithreaded systems.
• Experience in software development using Java or C++.
• ** Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer:

• Ability to engage & build positive relationships with both customers as well as internal & external employees.
• Opportunities for travel to customer sites for demos, integration and support.
• Strong computer science fundamentals such as data structures, algorithms and information retrieval.
• Relevant work experience using SW Development tools (e.g. Maven, Apache Ant, Jenkins, etc).
• Relevant work experience with full life cycle development including exposure to software requirements, design, development, debug and test.

What We Offer

• Flexible work weeks: 9/80A, 5/40
• Flexible work Hours: Core hours, Modified time
• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees.
• Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option.
• Tuition reimbursement program.
• Student Loan Repayment Program.
• Life insurance and disability coverage.
• Optional coverages you can buy: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection.
• Birth, adoption, parental leave benefits.
• Ovia Health, fertility, and family planning.
• Adoption Assistance.
• Autism Benefit.
• Employee Assistance Plan, including up to 10 free counseling sessions.
• Healthy You Incentives, wellness rewards program.
• Doctor on Demand, virtual doctor visits.
• Bright Horizons, child and elder care services.
• Teladoc Medical Experts, second opinion program.
• And more!

The salary range for this role is 62,900 USD - 119,700 USD. The salary 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. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, 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. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.
RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

Privacy Policy and Terms: Click on this link to read the Policy and Terms RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.