{"id":3537724,"url":"https://alion.io/job/applied-research-associates-modeling-and-simulation-engineerscientist","title":"Modeling and Simulation Engineer/Scientist","company":{"id":2028479,"name":"Applied Research Associates","domain":"ara.com","url":"https://alion.io/company/ara-com","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"UltiPro","truth_index":{"grade":"B","score":84,"open_postings":11,"ghost_share":0,"stale_share":0.636,"repost_share":0,"time_to_fill_p50_days":51,"computed_at":"2026-11-04T06:34:25Z"}},"role":"Science & Research","role_family":"Science & Research","seniority":"junior","employment_type":"part_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Arlington, United States","Raleigh, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":72000,"max":121000,"currency":"USD","period":"year","gross":null,"usd_annual":121000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[],"status":"closed","first_seen_at":"2026-10-30T17:36:11Z","employer_posted_date":"2026-10-30","last_verified_at":"2026-11-02T17:57:11Z","board_verified":false,"closed_at":"2026-11-02T17:57:11Z","days_open":3,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":3},"description":"Applied Research Associates, Inc. (ARA) has an exciting and challenging opportunity for a Junior Modeling and Simulation Engineer/Scientist who will support our growing business in theory-driven modeling and simulation of complex systems. As a member of our diverse, multidisciplinary team, you will support the development of computational models, simulations, and analysis tools that strengthen our national security. The successful candidate will have a degree in computer science, engineering, mathematics, physics, or a related field and a strong interest in modeling, simulation, and/or software development.\nThe systems modeling, analysis, and research technology group develops modeling and simulation software and other tools to support analysis of military systems, including weapons systems, communications systems, and other systems that support national defense. We develop models and conduct simulations over a broad range of spatial and temporal scales using a variety of approaches to support customer objectives. As a member of the team, you will apply your software development and/or engineering/science skills daily to develop creative solutions to challenging problems.\nWe are a research team, and the application and nature of our work can vary. You will be continuously challenged to learn and grow expertise in new areas. The most successful candidate will have a strong technical background in science, engineering, applied physics, computer science, or mathematics and a desire to continue expanding their knowledge. Experience (and desire!) in writing robust and performant software is also highly desirable. If this describes you, please apply!\nIf offered this position, you will be an occasional employee, which is an hourly, non-exempt position. As an occasional employee, you are not benefits eligible and hours worked are dependent on the level of support needed. Hours of support needed will be determined by supervisor and/or project manager. For the Arlington office, we are relocating to the Alexandria, VA area in early 2027.\nSalary Range: $72K - $121K\nResponsibilities include, but are not limited to:\nWork closely with multidisciplinary science and engineering teams to develop innovative approaches in representing the structure and behavior of systems.\nReview literature and report findings to support collaborative solution development.\nPresent candidate solutions to colleagues and adjust designs based on feedback.\nContribute to the development of technical reports and other modes of communication of technical work.\nOccasionally work independently to learn about various classes of military systems to support model development.\nPosition Requirements:\nThe nature of work requires the eligibility to apply for and hold a US security clearance. Selected applicants will undergo a security investigation and must meet eligibility requirements at the time of employment. You are a qualified candidate if you have the following.\nA BS or higher in Computer Science, Engineering, Physics, or Mathematics.\n0-2 years of relevant work experience.\nU.S. Citizenship Required with the ability to obtain a clearance.\nExperience writing code and developing software.\nA strong interest in solving complex challenges.\nPosition Preferred Qualifications:\nAbove all, we value passion, a continuous desire to learn, and teamwork. We are confident that if you possess the right attitude, work ethic, and skill set, you will succeed in the role. In addition to the experience and skills above, if you have any of the following, you will be able to accelerate your effectiveness and impact.\nA graduate degree in Computer Science, Engineering, Physics, or Mathematics.\nA desire to work in a dynamic team environment.\nAbility to communicate effectively through verbal and written mediums with technical and non-technical audiences.\nFamiliarity with artificial intelligence, systems science, systems theory, and/or modeling and simulation theory.\nFamiliarity with software architecture, algorithms, data structures, design patterns, API design, and/or test-driven development.\nCOMPANY INFORMATION:\nApplied Research Associates, Inc. is an employee-owned international research and engineering company recognized for providing technically superior solutions to complex and challenging problems in the physical sciences. The company, founded in Albuquerque, NM, in 1979, currently employs over 2,176 professionals and continues to grow. ARA offices throughout the United States and Canada provide a broad range of technical expertise in defense technologies, civil technologies, computer software and simulation, systems analysis, environmental technologies, and testing and measurement. The corporation also provides sophisticated technical products for environmental site characterization, pavement analysis, and robotics.\nAt ARA, employees are our greatest assets. The corporation realizes that employee ownership fosters greater creativity and initiative along with higher performance and customer satisfaction levels. ARA gives employees the tools, training, and opportunities to take more active roles as owners. The culture is challenging; innovation and experimentation are the norm. Employees are eligible for contributions which not only add to the company’s success, but also their own through the Employee Stock Ownership Plan (ESOP). The motto, “Engineering and Science for Fun and Profit” sums up the ARA experience. For additional information and an opportunity to join this unique workplace, please apply at careers.ara.com.","description_format":"text","description_chars":5556,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Engineering Services","Research Institutes"],"lifecycle":[{"event":"open","at":"2026-10-30T18:12:57Z"},{"event":"close","at":"2026-11-02T17:57:11Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 4 · green card filings: 3","filings_12m":4,"filings_prev_12m":5,"green_card_filings_12m":3,"median_offered_wage_usd":80357,"route":null,"cap_exempt":false,"checked_at":"2026-10-29T16:27:21+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":null,"pay":{"stated_usd_annual":121000,"is_top_pay":true},"html_url":"https://alion.io/job/applied-research-associates-modeling-and-simulation-engineerscientist","json_url":"https://alion.io/job/applied-research-associates-modeling-and-simulation-engineerscientist.json","meta":{"generated_at":"2026-11-04T15:06:57Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":22922,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-05T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":2028479},"rest":"https://alion.io/mcp/rest/get_company?id=2028479"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fapplied-research-associates-modeling-and-simulation-engineerscientist"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fapplied-research-associates-modeling-and-simulation-engineerscientist"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fapplied-research-associates-modeling-and-simulation-engineerscientist"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/applied-research-associates-modeling-and-simulation-engineerscientist\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fapplied-research-associates-modeling-and-simulation-engineerscientist"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3537724}},{"tool":"search_jobs","arguments":{"company":"ara.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3537724},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}