Entry Level Computer Science Jobs in Tucson, AZ (NOW HIRING)

Date Posted: 2026-09-02 Country: United States of America Location: US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. 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: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

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 Raytheon, the Effector RF Design Department is seeking talented engineers with the skills and passion to develop complex Radio Frequency (RF) systems, subsystems and components, including antennas, RF circuit cards, and RF test-equipment. A successful candidate is one who functions in a multi-disciplined team, properly applies engineering tools and processes, and is a self-motivated problem solver with a positive attitude and willingness to learn. This is an entry-level Mechanical Engineer position for an individual with educational experience and professional interest in the application of technical mechanical standards, principles, concepts, and techniques. All Candidates will work within a larger team at Raytheon. Candidates perform meaningful engineering tasks for their assigned projects and will also have access to a variety of career development opportunities. These include access to technical mentors and the ability to “shadow” experienced professionals in order to learn about real industry positions.

• Collaborating in a multi-discipline team setting to solve complex engineering problems
• Creating 3D CAD models and engineering drawings for RF product designs
• Developing prototype hardware designs and coordinating fabrication
• Performing hands on integration and test support for prototype hardware
• Holding design and drawing reviews with peers and subject matter experts

• Master’s degree in Mechanical Engineering or related Science, Technology, Engineering, or Mathematics (STEM) major obtained upon start date.
• Coursework, project, internship, or professional experience in one or more of the following areas: manufacturing and design, thermodynamics and heat transfer, vibrations, materials, mechatronics, and/or statics.

• Experience with 3D CAD design (preferably Creo Parametric).
• Experience in antenna and/or electronics packaging.
• Experience creating engineering drawings and fabricating prototype designs.
• Familiarity with the application of Geometric Dimensioning & Tolerancing (GD&T).

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value:

• Trust
• Respect
• Accountability
• Collaboration
• Innovation

The salary range for this role is 68,900 USD - 131,100 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.

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.