Science Writing Internship Jobs in Philadelphia, MS

Date Posted: 2026-08-24 Country: United States of America Location: US-MS-FOREST-425 ~ 19859 Hwy 80 ~ BLDG 425 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

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. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

This opening is for a Test and Validation Engineer, in Raytheon's Operations and Supply Chain Manufacturing Engineering Services. This position is based in Forest, MS, and will support production and testing of complex electronic systems, units and modules associated with military radar and communications products.

• Development and maintenance of Test Procedures.


• Root cause analysis and resolution of test failures (hardware and test environment).


• Maintenance of related STE (Special Test Equipment), and specify replacement equipment when required (obsolescence)


• Train technicians to use Test Procedures and provide written directions for trouble shooting instruction


• Transform complex information and data into clear, concise, and visually engaging slides.


• Train entry level Test Engineers on test process


• Some travel will be required.

• Bachelor's Degree in Computer Engineering, Computer Science, Electronic Engineering Technology or Electrical Engineering or related Science, Technology, Engineering or Mathematics (STEM) major obtained by the start date.


• Experience using common electronic test procedures


• Experience with test equipment


• The ability to obtain and maintain a US security clearance prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance


• Experience may be obtained through on-the-job experience, research, coursework, or projects

• Prior RTX internship, co-op or work experience


• Interpret product specifications and requirements


• Previous experience with use of optical fiber in communication systems


• Experience with modern Automated Test Systems for electronics


• Experience performing analysis of technical data


• Lab experience with RF network analyzers and spectrum analyzers


• Experience with Linux


• Experience analyzing test data and/or determining if hardware meets specification.

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world.

At RTX we value: Safety, Trust, Respect, Accountability, Collaboration and Innovation.

Location: Forest, MS

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

This position requires ability to obtain a security clearance.

DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process.

More information about Security Clearances can be found on the US Department of State government website here: Security Clearance FAQs - United States Department of State

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 57,200 USD - 108,800 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.