We are seeking an experienced, highly motivated Modeling & Simulation / Operations Research Analyst to support critical national security missions. In this role, you will partner with operational stakeholders to develop and apply advanced modeling, simulation, and analytical tools—integrating mathematics, physics, engineering, and programming—to generate actionable insights for mission and sponsor needs. You will tackle complex, real-world problems at the intersection of technology and national security while expanding your skills through hands-on work. We value curiosity, innovation, and a passion for learning, and we’re looking for candidates who thrive in collaborative, diverse teams and are committed to delivering solutions that make a real impact. Responsibilities include:Contribute to the development and application of modeling and simulation tools by providing technical expertise and support. Collaborate with multidisciplinary teams to refine methodologies and address technical challenges. Shape project strategies by identifying and recommending innovative techniques and tools to improve modeling, simulation, and analysis capabilities. Communicate findings and recommendations to stakeholders to ensure alignment with mission goals. Support collaboration across teams to enhance the effectiveness and scalability of modeling, simulation, and analysis initiatives. Basic Qualifications:Degree in a relevant field (e.g., Systems Engineering, Operations Research, Computer Science, Mathematics, Physics, Aerospace Engineering) with 2 years of related experience with a Bachelor’s degree; or a Master’s degree who can immediately contribute at this job. Experience with developing and debugging physics-based modeling and simulation tools to address research questions. Experience in conducting quantitative analysis of simulation results to identify key focus areas and extract critical lessons learned. Experienced in presenting analysis to non-technical audiences and senior leaders, and bridging operational teams with technical experts to create mission-focused solutions. Demonstrated proficiency in programming languages and applications such as C/ C , Java, Julia, Python, MATLAB, or Mathematica. Ability to obtain and maintain a DoD Top Secret clearance with access to Secure Compartmented Information (TS/ SCI)Per the U.S. Government’s eligibility requirements, you must be a U. S Citizen to be considered for a security clearance. This position requires a minimum of 4 days a week on-site. Preferred Qualifications:Familiarity with operational analysis tools (e.g., AFSIM, STK, NGTS, STORM)Experience in mission engineering, including interpreting and analyzing mission threads. Experience with data analysis and data visualization tools or environments. Skilled in presenting technical material through reports and presentations, with strong problem-solving and communication abilities, and a passion for collaborating with experts across various disciplines. Desire to learn new techniques and approaches on-the-job by leveraging structured educational content, as well as expertise from team members. Hands-on experience in adapting research done in academia and industry to "real-world" challenging data sources and problems sets. Active DoD Top Secret clearance with access to Secure Compartmented Information (TS/ SCI). This requisition requires the candidate to have a minimum of the following clearance(s):Secret. This requisition requires the hired candidate to have or obtain, within one year from the date of hire, the following clearance(s):Top Secret/ SCI - Salary compensation range and midpoint:$98,800 - $123,500 - $148,200 Annual. Work Location Type:Onsite. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Commitment to Non-Discrimination. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local or international law.