MANTECH seeks a motivated, career and customer-oriented **Mission Integrator** to join our team in **Stafford, VA** . In this role, you will play a key part in supporting Marine Corps mission engineering initiatives by aligning Modeling, Simulation, Analysis, and Wargaming (MS&A) activities with warfighting experimentation and joint interoperability efforts. You will work closely with stakeholders to plan, coordinate, and execute high-impact projects that directly influence operational readiness and decision-making. **Responsibilities include but are not limited to:** + Lead and integrate mission engineering projects that synchronize MS&A activities with Marine Corps experimentation, concept development, and multinational interoperability goals + Coordinate collaboration among modelers, analysts, and subject matter experts,managing integration plans, schedules, and risk mitigation efforts + Plan and support large-scale events and working groups by creating coordinatinginstructions, documentation, Common Data Cards (CDCs), and Data Collection and Assessment Plans (DCAPs) + Provide expertise in the application of M&S tools and techniques to ensure clarity inscope, resources, timelines, and risk execution + Develop and maintain project documentation including integration briefings, projectbinders, collaboration tools, resource allocation data, and Situation Reports (SITREPs) for leadership + Perform other duties in support of the customer, as required **Minimum Qualifications:** + Bachelor’s degree and at least 3 years of experience in mission integration, systems integration, or related coordination roles. + Experience working in military or government environments (highly desirable) + Proven ability to manage complex projects with multiple stakeholders + Familiarity with modeling and simulation methodologies and foundational systemsengineering principles + Proficiency with collaboration platforms such as SharePoint, IntelShare, or Confluence **Preferred Qualifications:** + Knowledge of Marine Corps warfighting concepts, doctrine, and experimentationmethods + Understanding of Naval Capabilities Integration Process (NCIP) and missionengineering frameworks + Familiarity with military communication protocols, standards, and professionaldocumentation + Strong verbal and written communication skills with the ability to lead discussions and facilitate cross-functional collaboration + Excellent organizational, time management, and coordination skills to balance multiple priorities + Demonstrated ability to produce, manage, and present technical projectdocumentation effectively **Clearance Requirements:** + This role requires an active DoD TS/SCI Clearance with SAP eligibly. **Physical Requirements:** + The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations. ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.