Assistant Raytheon Missile Systems Jobs (NOW HIRING)

Date Posted: 2026-07-27 Country: United States of America Location: US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord 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.

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 a security clearance.

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. Raytheon’s Land Air Defense Systems (LADS) Engineering Execution Department is seeking a skilled and motivated Missile System Engineering Lead to oversee System Engineering activities for the Missile IPT on Patriot programs. The Missile System Engineering Lead will be responsible for a variety of engineering activities, including system architecture definition, system requirements, software requirements, modeling and simulation, Raytheon Lifecycle Product Management (RLPM) design milestone activities, and externally facing customer events. Additional responsibilities include proposal support and monthly Earned Value Management System (EVMS) reporting.

• Lead cost, schedule, and execution for Patriot Missile Systems Engineering
• Ensure the system architecture and technical baseline are developed and maintained
• Ensure system requirements are developed and maintained
• Ensure software requirements are developed and maintained
• Ensure Modeling and Simulation products are properly scoped and delivered
• Lead the development and reporting of proposal costing efforts and Patriot Missile bids
• Brief Program Management and U.S. Government customers on plans and status
• Travel as required to meet program objectives. Regular travel between multiple Raytheon locations in Massachusetts is required, along with occasional domestic and potential international travel.
• Obtain Program Manager Certification Level Six (6), if not already certified, within the first year in the role

• Gain experience in Systems Engineering across the world’s premier Integrated Air and Missile Defense System
• Earn Earned Value Management System (EVMS) certification
• Progress toward Lead System Engineer (LSE) certification

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 10 years of prior relevant experience
• Experience managing cost, schedule, and execution for technical projects
• Experience with proposals, including developing BOEs and participating in proposal reviews

• Active DoD Security Clearance
• Earned Value Certification
• Ability to collaborate with other engineering disciplines, Quality, Reliability, and program management
• Strong communication and leadership skills for coordinating across internal and external stakeholders

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.

Relocation assistance is available!

The salary range for this role is 132,400 USD - 251,600 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.