Research Scientist in the Department of Physics and the Integrated Space Science and Technology Institute (ISSTI) American UniversityResearch Scientist in the Department of Physics and the Integrated Space Science and Technology Institute (ISSTI)District of ColumbiaThe following experience is desirable: Design, layout, and fabrication of photonic integrated circuits; Electro-optical systems and components, including modulators, waveguide gratings, optical amplifiers, and photodetectors; Microwave photonics, and RF and analog circuit design; Photonic and electromagnetic design and simulation tools; Laboratory characterization of electro-optical systems, including experience with lasers, photodiodes, optical spectrum analyzers, RF signal analyzers, and oscilloscopes, and with test automation; Systems engineering practice, including requirements definition and interface documentation; Environmental and performance testing to qualify hardware for spaceflight, and experience advancing instrument technology readiness levels. Principal responsibilities include: Architectural design, layout, and component-level development of Photonic Integrated Circuits, supported by circuit, subsystem, and microwave-photonic modeling; Hardware validation spanning chip-level and module-level photonic testing, full photonic system characterization, and instrument-level integration of the photonic subsystem; Systems engineering, including defining system requirements, generating interface documents, and specifying parts and Ground Support Equipment (GSE) for procurement; Laboratory operations, including maintaining and developing lab infrastructure with an emphasis on equipment automation; Documenting technical work, tracking project progress, and communicating outcomes through formal written reports and oral presentations.
NewSoftware Engineer / Research Scientist ParsonsSoftware Engineer / Research ScientistMarylandIn this role, you will design and implement Python-based applications, develop and maintain machine learning pipelines, and collaborate with a cross-functional team in a Linux development environment. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace.
Medical Laboratory Scientist, Sr. Maryland OncologyMedical Laboratory Scientist, Sr.Rockville, Maryland$31.80–$48.92 / hourSCOPE: Moderate and High Complexity Laboratory Testing Is responsible for accurately performing specimen analysis, instrument maintenance, and quality control procedures including moderate and high complexity laboratory tests. Physical demands of this job typically require full range of body motion including manual and finger dexterity and eye-hand coordination in operation and manipulation of complex laboratory equipment.
Senior Principal Data Scientist / AI-ML SME (Analytic Superiority) LeidosSenior Principal Data Scientist / AI-ML SME (Analytic Superiority)Fort Meade, MarylandAutonomous Cyber Integration : Connect intelligent agents directly into security orchestration platforms (e.g., Palo Alto Cortex XSIAM/XSOAR) to trigger automated network defense actions and ingest massive, real-time PCAP and telemetry streams via Apache Kafka/Spark. Dual-Spectrum Operations : Proven capability to support both Defensive Cyber Operations (DCO) (log parsing, behavioral threat hunting, anomaly detection) and Offensive Cyber Operations (OCO) (automated vulnerability discovery, exploit generation, payload optimization).
Medical Laboratory Scientist Sr. - FLOAT Maryland OncologyMedical Laboratory Scientist Sr. - FLOATSilver Spring, Maryland$31.80–$48.92 / hourSCOPE: Moderate and High Complexity Laboratory Testing Is responsible for accurately performing specimen analysis, instrument maintenance, and quality control procedures including moderate and high complexity laboratory tests. Physical demands of this job typically require full range of body motion including manual and finger dexterity and eye-hand coordination in operation and manipulation of complex laboratory equipment.
CNO - Senior Computer Scientist - Networking, Routers, C Erias VenturesCNO - Senior Computer Scientist - Networking, Routers, CAnnapolis Junction, Maryland$200,000–$275,000 / yearExperience Five (5) years of experience in software and firmware design, development, and test to include writing clear, concise, functioning and fully commented code, and a Bachelor’s degree in a relevant field of expertise (e.g., Computer Engineering, Computer Science, or Systems Engineering) from an accredited college or university. We are seeking engineers who wish to grow their careers and want to become part of a strong, entrepreneurial-minded, and technical company focused on bringing innovative solutions to the difficult mission problems facing our customers.
Medical Laboratory Scientist - Part Time Evening Shift MedStar HealthMedical Laboratory Scientist - Part Time Evening ShiftBaltimore, Maryland$35.68–$64.71 / hourPart timePerforms a wide variety of routine and special procedures following prescribed protocol and using manual or automated methods; calculates and reports results as established; consults with pathologist regarding difficult analysis or abnormal findings. Participates in surveys conducts established quality control of procedures evaluates results implements corrective action when indicated and ensures accuracy of test results.
Junior Data Scientist Guidehouse IncJunior Data ScientistArlington, VA$74,000–$124,000 / yearThis high performing team works with clients to implement the full spectrum of data analytics and data science, from data querying and wrangling to data engineering, to data visualization, dashboarding, and business intelligence (BI), to predictive analytics. Our services enable our clients to define their information strategy, enable mission critical insights and data-driven decision making, reduce cost and complexity, increase trust, and improve budget justifications and decision-making.
Computer Scientist Bridge DefenseComputer ScientistWashington$110,000–$135,000 / yearBachelor’s degree and 8+ years of experience with scientific techniques such as mathematics, statistics, information science, AI, machine learning, probability modeling, data mining, data engineering, or data warehousing, OR 12+ years of experience with scientific techniques such as mathematics, statistics, information science, AI, machine learning, probability modeling, data mining, data engineering, or data warehousing in lieu of a degree. Conducts data analytics, data engineering, data mining, exploratory analysis, predictive analysis, and statistical analysis, and uses scientific techniques to correlate data into graphical, written, visual and verbal narrative products, enabling more informed analytic decisions.
Research Scientist - Aging and Disability Public Health Surveillance - Washington, DC NORC at the University of ChicagoResearch Scientist - Aging and Disability Public Health Surveillance - Washington, DCWashington, D.C.$106,000–$115,000 / yearOur team includes prominent health policy experts, nationally recognized public health researchers with general and specialized expertise in areas such as rural health and tribal issues, health communications, skilled methodologists, and leaders in the field of survey design and implementation. With world-class benefits, a business casual environment, and an emphasis on continuous learning, NORC is a place where people join for the stellar research and analysis work for which we’re known, and stay for the relationships they form with their colleagues who take pride in the impact their work is making on a global scale.
SAS Data Scientist I – Health Data Research - DC NORC at the University of ChicagoSAS Data Scientist I – Health Data Research - DCWashington, D.C.$90,000–$104,000 / yearWith world-class benefits, a business casual environment, and an emphasis on continuous learning, NORC is a place where people join for the stellar research and analysis work for which we’re known, and stay for the relationships they form with their colleagues who take pride in the impact their work is making on a global scale. NORC’s Health Sciences staff produce rich data on social priorities including child development and healthy aging, the uses of electronic clinical data in research, and the applications and effectiveness of health information technology.
Principal Data Scientist - Washington, DC office NORC at the University of ChicagoPrincipal Data Scientist - Washington, DC officeWashington, D.C.$183,000–$250,000 / yearThis position supports the development of the strategy and vision for our largest data or more complicated analysis projects; may manage both the activities and the work product of data analysts and/or data scientists; provide input and guidance to task leaders especially regarding data acquisition, questionnaire content, data analysis, and overall data dissemination; design, develop, and deploy algorithms, models, and work flows to discover valuable information in various sources; bring structure to large data sets; evaluate the data, construct models, create business applications, and work closely with organizational leaders to provide input into strategic business implications for the organization. The department provides expertise and leads NORC strategy on the use of a broad range of methods and techniques, including statistical modeling, machine learning methods, data linkage, statistical matching, statistical disclosure limitation, small area estimation, Bayesian analysis, assessing data quality, data visualization for analyzing and interpreting data, and developing approaches using artificial intelligence (AI) that support NORC’s research.
Senior Research Scientist – Public Health Systems and Evaluation NORC at the University of ChicagoSenior Research Scientist – Public Health Systems and EvaluationWashington, D.C.$136,500–$155,000 / yearOur team includes prominent health policy experts, nationally recognized public health researchers with general and specialized expertise in areas such as rural health and tribal issues, health communications, skilled methodologists, and leaders in the field of survey design and implementation. With world-class benefits, a business casual environment, and an emphasis on continuous learning, NORC is a place where people join for the stellar research and analysis work for which we’re known, and stay for the relationships they form with their colleagues who take pride in the impact their work is making on a global scale.
SAS Data Analyst I or II – Health Data Research - DC NORC at the University of ChicagoSAS Data Analyst I or II – Health Data Research - DCWashington, D.C.$62,000–$77,000 / yearWith world-class benefits, a business casual environment, and an emphasis on continuous learning, NORC is a place where people join for the stellar research and analysis work for which we’re known, and stay for the relationships they form with their colleagues who take pride in the impact their work is making on a global scale. NORC’s Health Sciences staff produce rich data on social priorities including child development and healthy aging, the uses of electronic clinical data in research, and the applications and effectiveness of health information technology.
Senior Staff Applied Research Scientist Geico InsuranceSenior Staff Applied Research ScientistBethesda, MD$150,000–$300,000 / yearPreferred Skills: Advanced modeling experience in numerical optimization, NLP, LLMs, and reinforcement learning; familiarity with evaluation strategies, guardrails, prompt design, retrieval-augmented generation (RAG), red-teaming, and human-in-the-loop workflows. Deep theoretical and practical expertise in statistical learning, machine learning, deep learning, and large language models; ability to reason from first principles and select appropriate methods under real-world constraints.
Senior Research Scientist Howard UniversitySenior Research ScientistWashington, DC$102,000–$112,000 / yearNATURE AND SCOPE: Applicants should have relevant research exposure in one or more of the areas of: human-centered computing, AI ethics, explainable AI, computer science, mixed reality, or human-robot interactions, and have demonstrated expertise in human-centered qualitative and/or quantitative research. PRINCIPAL ACCOUNTABILITIES: The Senior Research Scientists will play a key role in partnering with other project collaborators and in the design and creation of educational curriculum teaching socially and culturally relevant human-centered AI.
Senior Staff Applied Research Scientist GEICO GENERAL INSURANCE COMPANYSenior Staff Applied Research ScientistBethesda, MD$150,000–$300,000 / yearPreferred Skills: Advanced modeling experience in numerical optimization, NLP, LLMs, and reinforcement learning; familiarity with evaluation strategies, guardrails, prompt design, retrieval-augmented generation (RAG), red-teaming, and human-in-the-loop workflows. Deep theoretical and practical expertise in statistical learning, machine learning, deep learning, and large language models; ability to reason from first principles and select appropriate methods under real-world constraints.
Research Scientist III- Data Analyst - Fire Safety Research Institute UL Research InstitutesResearch Scientist III- Data Analyst - Fire Safety Research InstituteColumbia, Maryland$89,602.01–$123,202.76 / yearThrough advanced fire science, rigorous research, extensive outreach, and education in collaboration with our international network of partners, we share with stakeholders the information, tools, and resources that enable them to make better, more fire-safe decisions that ultimately save lives and property. The Research Scientist III works closely with other FSRI leaders and researchers to analyze data, and develop models associated with fire safety science to ensure all processes are accurate and technically sound.
Computer and Information Research Scientist Contract Professionals, Inc.Computer and Information Research ScientistAberdeen, MD$70,000–$82,000 / yearOur client is seeking a Computer and Information Research Scientist to conduct advanced research and develop innovative hardware and software solutions supporting Department of Defense programs. This role focuses on applying computer science principles to solve complex technical challenges, develop emerging technologies, and support major defense weapon systems initiatives.
Lead Research Scientist I, New Materials - Electrochemical Safety Research Institute UL Research InstitutesLead Research Scientist I, New Materials - Electrochemical Safety Research InstituteRockville, Maryland$108,418.43–$149,075.34 / yearOur scientific research helps everyone in the energy storage and battery value chain — from cell and battery manufacturers, suppliers, and original equipment manufacturers to recyclers, shippers, and consumers — understand and thereby help minimize the various safety risks associated with batteries in various applications, including electric vehicles and renewable energy storage systems. As the Lead Research Scientist I, you will play a key role in the rapid growth of UL as you: Lead and conduct energy-storage material research projects focused on safety by applying scientific principles and concepts that are critical to advancing ESRI's mission of advancing safer energy storage systems through science.