{"id":18762,"url":"https://alion.io/job/str-senior-data-scientist-clearance-required","title":"Senior Data Scientist (CLEARANCE REQUIRED)","company":{"id":5401,"name":"Systems and Technology Research","domain":"str.us","url":"https://alion.io/company/str","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":92,"open_postings":43,"ghost_share":0,"stale_share":0.302,"repost_share":0,"time_to_fill_p50_days":53,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Woburn, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":139000,"max":165000,"currency":"USD","period":"year","gross":null,"usd_annual":165000},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Matplotlib","optional":false},{"name":"Pandas","optional":false},{"name":"Python","optional":false},{"name":"Scikit-learn","optional":false},{"name":"Time Series Forecasting","optional":false},{"name":"Machine Learning","optional":true}],"status":"live","first_seen_at":"2026-05-05T13:30:30Z","employer_posted_date":"2026-10-01","last_verified_at":"2026-10-18T03:54:16Z","board_verified":true,"closed_at":null,"days_open":165,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":165},"description":"About the Team\nSTR’s Analytics & C2 (AC2) Division researches and develops novel technologies to solve challenging national security problems through advanced analytics and C2 technologies. Our team consists of passionate and motivated engineers and scientists with advanced degrees in engineering, computer science, mathematics, physics, and data science. We use our expertise and creativity to take innovative ideas from conception to mature implementation to improve mission success of our customers.\nThe Signals Exploitation and Tracking (SET) Group in the Analytics and C2 Division focuses on applying machine learning, statistics, estimation theory, and information theory algorithms for signals exploitation, target tracking, predictive analytics, and system resource management.\nThe Role\nAs a Senior Data Scientist at STR, you will help develop disruptive technologies focused on signals exploitation, estimation theory, system resource management, and systems analysis. You will contribute to data analysis, engineering software, and validation/verification of cutting-edge algorithms for novel application domains and modalities. You will explore fascinating datasets, develop cutting-edge algorithmic techniques, and solve high-impact, unique problems for our customers. In addition, you will participate on project teams and interact with customers. We are looking for someone to join our team onsite as this position is based in the Woburn, MA office.\nWho you are:\nActive Top Secret Clearance Required with SCI eligibility, for which U.S citizenship is needed by the U.S government\nHave experience in intelligence or military-related mission areas\nMS with at least 5 years of experience, and/or PhD (or equivalent experience) in a scientific field such as applied math, physics, electrical engineering, computer science, or data science\nExperience building data analysis pipelines using standard tools (e.g., Python, C++), including implementing software to identify key metrics for various data sets\nExperience designing and implementing experiments to verify and compare algorithm performance with measured data and/or simulations using standard analysis tools (e.g., Python)\nExperience with standard data science tools such as scikit-learn, Pandas, and Matplotlib\nProficiency in one or more programming languages: Python, C/C++\nAble to work and collaborate on multi-disciplinary teams\nAble to communicate technical foundations findings to technical and non-technical audiences\nEven better:\nHave experience in statistical inference, systems simulation capabilities, Monte Carlo or optimization methods, and/or data structures\nHave expertise working with time-series data (sampled signals and/or discrete detection series)\nHave expertise working with geospatial and/or spatio-temporal data\nPay Information\nFull-Time Salary Range: $139,000 - $165,000\nThe salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate’s experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions.\nSTR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, Carlsbad, CA, Atlanta, GA, and Denver, CO. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us.\nSTR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer.\nSTR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at www.str.us for more info.\n\nSTR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws.\nIf you need a reasonable accommodation for any portion of the employment process, email us at  and provide your contact info.\nPursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.","description_format":"text","description_chars":4950,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"phd","optional":false},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["C4ISR","Cyber Warfare","Defense AI"],"lifecycle":[{"event":"open","at":"2026-05-05T13:30:30Z"}],"visa":[],"liveness":{"score":15,"band":"cold","label":"Long shot","p_open":1,"p_active":0.528,"p_room":0.28,"age_days":164,"expected_fill_days":53,"reasons":["conf:0","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-17T05:46:00Z"},"pay":{"stated_usd_annual":165000,"is_top_pay":true},"html_url":"https://alion.io/job/str-senior-data-scientist-clearance-required","json_url":"https://alion.io/job/str-senior-data-scientist-clearance-required.json","meta":{"generated_at":"2026-10-18T05:37:37Z","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":8512,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"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":5401},"rest":"https://alion.io/mcp/rest/get_company?id=5401"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fstr-senior-data-scientist-clearance-required"},{"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%2Fstr-senior-data-scientist-clearance-required"},{"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%2Fstr-senior-data-scientist-clearance-required"},{"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/str-senior-data-scientist-clearance-required\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fstr-senior-data-scientist-clearance-required"}]}