**Job Description** At Boeing, we innovate and collaborate to make the world a better place. We’re committed to fostering an environment for every teammate that’s welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. Millennium Space Systems, A Boeing Company delivers affordable, high-performance space systems for exacting customers. At Millennium, you will be part of a close-knit team working on exciting technological problems. We work in an open environment where ideas are shared across all disciplines, and there are ample opportunities for advancement based on excellence. Superstars are welcome. At Millennium, we innovate and collaborate to make the world a better place. From the seabed to outer space, you can contribute to work that matters with a company committed to fostering an environment for every teammate that's welcoming, respectful and innovative, with great opportunities for professional growth. Find your future with us.  Job Description Millennium-Space Systems is looking for a **Launch System Integration Engineer** (early-career) that can integrate MSS spacecraft to select launch or host vehicles, coordinate processing at the launch base, and conduct launch and ascent operations.  Manage the interface between MSS and the other launch campaign stakeholders including the Launch Vehicle Contractor (LVC) or Host Vehicle Contractor, the Launch Range (Range), launch base processing facilities, day of launch tracking and data and communications services, and other participants.  Position Responsibilities + Lead all activities related to the launch vehicle/host vehicle integration and launch of our spacecraft + Develop and manage integrated schedules and plans + Own and manage interface control documentation (ICDs) including requirements development and specifications, and verification + Develop launch base safety and operations plans and secure approval from the launch range authority. + Develop payload processing facility requirements + Assure transportation for the SV and associated GSE + Coordinate and manage LV/Host integration at the launch base, or host facility + Plan, coordinate and execute day of launch activities with all participating contractors and agencies + Engage with multiple stakeholders and subject matter experts across a wide range of technical and programmatic disciplines + Support launch vehicle selection and compatibility trades when applicable + Become the MSS knowledge base for all launch and launch integration related subject matter **Basic Qualifications** **(Required Skills/Experience):** + Bachelor’s degree in aerospace, mechanical, or electrical engineering + Experience in spacecraft launch operations, flight operations, integration and test, or ground processing operations + This position requires the ability to travel to various launch sites and MSS facilities. **Preferred Qualifications (Desired Skills/Experience):** + 1+ year of program level experience interfacing with program customers and external contractors + Hosted payload integration/operations + 2+ years of experience working with space launch community stakeholders including launch base range safety, launch vehicle contractors, host vehicle contractors, launch base processing facilities and US Government space launch organizations. + Active clearance U.S. Security Clearance **This position is expected to be 100% onsite. The selected candidate will be required to work on-site at one of the listed location options.** **Before applying, please note:** Millennium is DDTC-registered, ITAR-compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which they feel they are qualified. **Drug Free Workplace:** Millennium is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies. **Pay & Benefits:** Millennium Space Systems, A Boeing Company, offers a very competitive benefits package to include medical, dental, vision, and 401k plan. **Summary Pay-Range** Please note that the salary information shown below is a general guideline only of what is reasonably expected to be paid for the position. Salaries are based upon candidate experience and qualifications, as well as market and business considerations. **Level 1: $66,000 - 117,000** **Level 2: $82,000 - $145,000** Applications for this position will be accepted until **Feb. 13, 2026** **Export Control Requirements:** This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a “U.S. Person” as defined by 22 C.F.R. §120.62 is required. “U.S. Person” includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee. **Export Control Details:** US based job, US Person required **Relocation** Relocation assistance is not a negotiable benefit for this position. **Security Clearance** This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Top Secret Clearance Post-Start is required. **Visa Sponsorship** Employer will not sponsor applicants for employment visa status. **Shift** This position is for 1st shift **Equal Opportunity Employer:** Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law. Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.