Modeling And Simulation Engineer jobs in Chantilly – Browse 127 openings on RoboApply Jobs

Modeling And Simulation Engineer jobs in Chantilly

Open roles matching “Modeling And Simulation Engineer” with location signals for Chantilly. 127 active listings on RoboApply Jobs.

127 jobs found

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APEX TK LLC logo
Full-time|On-site|Chantilly, VA

APEX TK LLC is in search of a dynamic and talented Modeling & Simulation Engineer to become a vital part of our team, dedicated to supporting a significant government client. This role provides the chance to engage in innovative projects within the aerospace sector.Key Responsibilities:Establish modeling requirements based on user needs and system architectu…

Mar 29, 2026
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BryceTech logoBryceTech logo
Full-time|On-site|Chantilly

Join BryceTech as a Lead Systems Engineer specializing in Modeling, Simulation, and Analysis. In this pivotal role, you will drive innovative solutions and lead a team of skilled engineers to create cutting-edge models and simulations that enhance system performance and reliability. Your expertise will be crucial in analyzing complex systems, ensuring they meet both technical and operational requirements.As a Lead Systems Engineer, you will collaborate closely with cross-functional teams, engage in problem-solving activities, and contribute to strategic planning. Your contributions will help shape the future of our engineering efforts and deliver exceptional value to our clients.

Mar 24, 2026
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APEX TK LLC logo
Full-time|On-site|Chantilly, VA, US

Join APEX TK, a dynamic organization dedicated to advancing technology in support of critical government projects. We are currently looking for a passionate and talented Data Scientist to enhance our team, focusing on innovative R&D efforts for space-based systems.Key Responsibilities:Design and uphold advanced physics-based simulation models for spacecraft systems, encompassing structures, sensors, and mission environments.Conduct comprehensive performance modeling for satellite missions, effectively merging sensor, orbital, and environmental models.Execute sensor phenomenology research, including optical, infrared, or radar modeling for detection, tracking, and signature analysis.Engage in orbital mechanics modeling, covering orbit determination, orbital maneuvers, and spacecraft flight dynamics.Utilize scripting languages (Python, MATLAB, etc.) to streamline workflows, analyze data, and facilitate integration between simulation tools.

Mar 26, 2026
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BryceTech logoBryceTech logo
Full-time|On-site|Chantilly

Join BryceTech as a Mission Engineer, where you will play a crucial role in our innovative projects. As a Mission Engineer, you will be responsible for designing and implementing cutting-edge solutions that support our mission-critical operations. Collaborate with a talented team of engineers and contribute to the development of our advanced technologies.

Mar 24, 2026
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Ensco, Inc. logoEnsco, Inc. logo
Full-time|On-site|Chantilly, Virginia, United States

Join Ensco, Inc., a leader in providing cutting-edge engineering solutions, as a Mechanical Engineer III. In this role, you will leverage your engineering expertise to design, develop, and enhance mechanical systems that meet our clients' needs. You will collaborate with a team of talented engineers and contribute to innovative projects that drive technological advancement.

Apr 30, 2026
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BryceTech logoBryceTech logo
Full-time|On-site|Chantilly

Join BryceTech as a Space Systems Engineer, where you will play a pivotal role in the design, development, and integration of advanced space systems. Collaborate with a dynamic team of engineers and scientists to push the boundaries of space exploration and technology. Your contributions will directly impact critical missions and projects that shape the future of space endeavors.

Mar 5, 2026
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usm2 logousm2 logo
Full-time|On-site|Chantilly

Join us at usm2 as a Build and Release Engineer in Chantilly, Virginia, where you will play a crucial role in our development team. You will be responsible for streamlining our build and release processes, ensuring that our software is delivered efficiently and effectively. This is a fantastic opportunity for a motivated individual eager to kickstart their career in software engineering.

Jun 8, 2015
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Edgesource Corporation logo
Data Engineer

Edgesource Corporation

Full-time|On-site|Chantilly, VA

Company OverviewFor over 25 years, Edgesource Corporation has been at the forefront of innovative technology solutions, dedicated to serving various governmental sectors including the Department of Defense (DOD), Department of Homeland Security (DHS), Department of State (DOS), the U.S. Intelligence Community, and law enforcement agencies, among others. Our mission is to tackle the most pressing challenges in technology and cybersecurity, providing specialized support for critical initiatives such as the DOD Counter Unmanned Aerial Systems (CUAS) mission and collaborating closely with the DHS Cybersecurity & Infrastructure Security Agency (CISA). Joining Edgesource means contributing to meaningful and impactful projects that make a difference.Position OverviewWe are seeking a talented Data Engineer to join our dynamic team, focusing on groundbreaking projects that support our mission objectives. In this role, you will manage and structure vast amounts of data for integration into a larger enterprise system that is being custom developed. This initial position is funded for a duration of 9–12 months, closely aligned with our mission deliverables and development timelines. This role requires on-site collaboration at our client location.ResponsibilitiesDesign, develop, and maintain ETL/ELT pipelines for both batch and real-time data processing utilizing Python and SQL.Integrate data from diverse sources, including databases, APIs, streaming platforms, PDFs, and MS Office files.Construct scalable data architectures to accommodate analytics and machine learning workloads.Enhance data processing and queries for optimal performance and cost efficiency in AWS S3.Familiarity with PySpark or other big data frameworks is advantageous for future scalability of pipelines.Develop and execute web scraping and data ingestion workflows to gather open-source data, producing structured datasets and visualizations for analytics and stakeholder engagement.Data Management & OptimizationCollect, clean, and validate extensive volumes of structured and unstructured data.Monitor data versions, implement quality checks, and ensure data reliability.Design and optimize data storage solutions in AWS S3, managing raw, intermediate, and finalized datasets.Implement robust data governance practices, including detailed documentation, cataloging, lineage tracking, and security measures.

Jan 21, 2026
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Lynk logoLynk logo
Full-time|On-site|Chantilly, VA

About LynkLynk is a pioneering company in the realm of satellite direct-to-device (D2D) technology, holding the unique distinction of being the only organization with a commercial license from the FCC to operate a D2D system. Our innovative solutions empower mobile network operators' subscribers to seamlessly send and receive text messages from space using standard, unmodified mobile devices. Lynk's technology has been rigorously tested across all seven continents, garnering regulatory approvals in over 30 countries, and is currently being rolled out commercially, backed by more than 40 MNO service contracts covering approximately 50 countries.Our groundbreaking technology aims to connect all 8 billion people globally, ensuring that everyone can stay in touch with the device they already own. Join us in our mission to transform lives, alleviate poverty for millions, and save countless lives through enhanced connectivity.Job SummaryAs a Principal Mechanical Engineer at Lynk, you will play a crucial role in the analysis, design, development, and enhancement of mechanical systems related to our satellite communications payloads, satellites, testbeds, and testing equipment. Candidates must possess prior experience in satellite design to qualify for this position. Key deliverables will include creating mechanical models of both space and ground systems using CAD software such as SolidWorks, along with performing thermal, structural, vibration, and finite element analyses to support critical system trades. Your responsibilities will also extend to integration and testing support for essential hardware systems, encompassing satellite mechanical, structural, and electrical subsystems. While the focus is on mechanical engineering, collaboration with the Electrical, RF, Software, and Systems teams will be essential.If you thrive on challenges, enjoy multi-faceted roles, and have a proven track record of innovative problem-solving, we eagerly await your application!

Mar 5, 2025
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Edgesource Corporation logo
Senior Software Engineer

Edgesource Corporation

Full-time|On-site|Chantilly, VA

Company OverviewEdgesource Corporation has been at the forefront of innovative technology solutions for over 25 years, catering to clients including the Department of Defense (DOD), Department of Homeland Security (DHS), Department of State (DOS), the U.S. Intelligence Community, law enforcement agencies, and various federal, state, and commercial entities. Our mission ranges from delivering specialized technical support for the DOD Counter Unmanned Aerial Systems (CUAS) efforts to tackling pressing cybersecurity challenges as a prime contractor with the DHS Cybersecurity & Infrastructure Security Agency (CISA). Joining Edgesource means embracing an opportunity to engage in meaningful, interesting, and impactful work.Position OverviewWe are on the lookout for a highly skilled Senior Software Engineer to become an integral part of our Agile development team. You will play a key role in supporting mission-critical enterprise systems within a secure environment. This position demands a hands-on technical leader capable of designing, developing, and modernizing software solutions using .NET Core, while facilitating the transition of legacy systems to a cloud-first architecture.

Apr 13, 2026
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lynk logolynk logo
Internship|On-site|Chantilly, VA

About the Internship lynk is looking for a Mechanical Engineering Intern in Chantilly, VA. This role offers a chance to work closely with experienced engineers on real-world projects. Interns will put classroom learning into practice, take part in hands-on engineering work, and contribute to team efforts focused on developing new solutions.

Apr 15, 2026
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AnaVation, LLC logoAnaVation, LLC logo
Full-time|On-site|Chantilly, VA

Join a Dynamic Team and Make an Impact!In the fast-paced world of technology, it’s the people who truly make the difference. At AnaVation, we recognize that investing in talented individuals leads to extraordinary outcomes. We are committed to delivering exceptional value to our clients as well as fostering a vibrant and innovative workplace culture.AnaVation is looking for a highly skilled Senior Network Engineer to take charge of the design, installation, maintenance, and evaluation of our network and communications systems. This pivotal role involves gathering user network requirements, producing comprehensive technical documentation, and supporting a multi-enclave environment to ensure secure data access across our network infrastructure.Key Responsibilities• Design, install, maintain, and evaluate network and communications systems• Gather user network requirements using various methodologies• Create detailed technical documentation, system requirements documents, and security requirements• Troubleshoot and resolve network issues across various protocols, topologies, and hardware• Assist in network architecture design, feasibility studies, and cost evaluations• Enhance processes for deploying and maintaining network infrastructure• Collaborate both independently and as part of a team to improve network solutions• Design, deploy, test, certify, and patch network components including switches, firewalls, and load balancers• Address interoperability issues across all features, components, and application dependencies• Respond to and resolve critical network incidents within set timelines

Dec 12, 2025
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Accenture Federal Services logoAccenture Federal Services logo
Senior Infrastructure Engineer

Accenture Federal Services

Full-time|$140.4K/yr - $265.3K/yr|On-site|Chantilly, VA

At Accenture Federal Services, our foremost priority is to empower the US federal government in fortifying the nation and enhancing the quality of life for its citizens. Our dedicated team of over 13,000 professionals is committed to exploring the boundless possibilities of technology and innovation for clients in defense, national security, public safety, civilian, and military health sectors. Become a part of Accenture Federal Services, a technological arm of the global Accenture network. Acknowledged as one of Glassdoor's Top 100 Best Places to Work, we foster a collaborative and nurturing environment where you can truly belong. We empower our employees to grow, learn, and excel through hands-on experiences, certifications, industry training, and much more. Join us in driving meaningful, sustainable change that advances missions and government initiatives! Job DescriptionAs a Senior Infrastructure Engineer, you will manage and maintain the critical infrastructure that underpins our data center environment. You will oversee the operation and optimization of servers, networks, and storage systems to ensure exceptional performance and reliability. Your responsibilities will include configuring and managing Cisco switches and firewalls, as well as working with HPE and Dell servers to deliver robust and scalable solutions. You will also handle advanced storage systems, including Dell, HPE, and PureStorage Network Attached Storage, ensuring data integrity and accessibility. Moreover, you'll manage copper and fiber cabling to maintain efficient connectivity across the infrastructure and leverage your expertise in power and cooling capacity management to estimate and optimize resource utilization within the data center. Additionally, you will create detailed infrastructure diagrams using tools like Visio or DrawIO, which will aid in documenting server racks, physical connections, and network layouts for current and future planning needs.

Feb 3, 2026
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xm-start logo
Full-time|On-site|Chantilly, Virginia, United States

Join the innovative team at XMSTART as an Operations Systems Engineer, where you'll play a crucial role in a dynamic space program located in Chantilly, VA. In this exciting position, you will have the opportunity to acquire and deploy next-generation space assets, including pioneering satellite constellations equipped with cutting-edge technology. This mission-driven role allows you to make a significant impact on our nation's capabilities while collaborating with a dedicated team focused on achieving mission success.We are seeking a candidate with a robust background in operations, particularly in satellite operations. You should possess exceptional problem-solving abilities, creativity, and a proactive approach, with a commitment to going above and beyond in a fast-paced NRO System Program Office environment.If you are passionate about shaping the future of space technology and thrive in a mission-oriented atmosphere, this team is the perfect fit for you! Please note that this position is 100% Onsite.

Oct 1, 2025
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Lynk logoLynk logo
Full-time|On-site|Chantilly, VA

About LynkLynk is a pioneering technology company that specializes in satellite direct-to-device (D2D) communication. As the only firm to hold a commercial license from the FCC for D2D operations, Lynk enables mobile network operators' subscribers to seamlessly send and receive text messages from space using standard mobile devices without any modifications. With successful deployments on all seven continents and regulatory approvals in over 30 countries, Lynk is extending mobile connectivity to approximately 50 countries through over 40 partnerships with mobile network operators.Our mission is to ensure that the 8 billion people on the planet can stay connected using the phones they already possess, regardless of their location. By joining Lynk, you will have the chance to impact billions of lives positively, enhancing mobile broadband access, alleviating poverty, and saving lives.Job SummaryAs an RF/Electrical Engineer at Lynk, you will engage in a multifaceted role involving radio frequencies, electronics, hardware, and software. Your responsibilities will include analyzing, designing, implementing, optimizing, and enhancing our nanosatellite communication payload and the future constellation network. Key deliverables will encompass conducting link budget analyses, system dimensioning for coverage and capacity, traffic analysis, simulation, and initial system design. You will also engage in coverage planning, frequency planning, and interference analysis and mitigation strategies. This position requires support for the iterative design and testing of nanosatellite payload hardware, electronics, and software. Working with software-defined radios, single-board computers, FPGAs, SoCs, processors, LNAs, and filters will be crucial, as will your involvement in antenna selection and design for the payload. Hands-on tasks may include soldering, using spectrum analyzers, assembling circuits on breadboards, and configuring RF channel simulators. If you thrive in a dynamic environment and possess innovative problem-solving skills, we look forward to meeting you!

Feb 21, 2020
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CGS Federal logoCGS Federal logo
Full-time|Hybrid|Chantilly, VA

Cloud and Storage EngineerEmployment Type: Full-TimeDepartment: Information TechnologyJoin CGS Federal as a Cloud and Storage Engineer, where you will play a pivotal role in designing and executing comprehensive Storage Area Network (SAN) architectures for a significant EMC-based SAN infrastructure, supporting a major federal agency. The successful candidate will thrive in a dynamic environment and will be responsible for establishing standards and processes related to storage configuration, optimization, replication, and security.At CGS, we unite talented, innovative professionals to address the government’s most pressing challenges using advanced technology. We are looking for individuals passionate about contributing to government innovation, valuing teamwork, and anticipating the needs of others. Our supportive work environment fosters professional development through diverse learning opportunities.

Mar 3, 2026
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Edgesource Corporation logo
Senior Software Engineer

Edgesource Corporation

Full-time|On-site|Chantilly, VA

Company OverviewEdgesource Corporation has been at the forefront of technology innovation for over 25 years, providing specialized services to the Department of Defense (DOD), Department of Homeland Security (DHS), Department of State (DOS), and various federal and state agencies, as well as commercial clients. Our commitment to delivering tailored technical solutions, including support for DOD Counter Unmanned Aerial Systems (CUAS) and tackling significant Cybersecurity challenges with the DHS Cybersecurity & Infrastructure Security Agency (CISA), makes a career with us an opportunity to contribute to vital and impactful work.Position OverviewWe are looking for a seasoned Senior Software Engineer to become a key member of our Agile development team, responsible for supporting mission-critical enterprise systems in a secure environment. This position demands a proactive technical leader who can architect, develop, and modernize software solutions using .NET Core, while facilitating the transition of legacy systems to a cloud-first architecture.

Mar 19, 2026
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grvty logogrvty logo
Full-time|On-site|Chantilly, Virginia, United States

Join the dynamic team at grvty as a Network Engineer. In this pivotal role, you will be responsible for designing, implementing, and managing complex network systems to ensure optimal connectivity and security. You will collaborate with various teams to troubleshoot network issues, optimize performance, and enhance overall network architecture.

May 1, 2026
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ERG logoERG logo
Full-time|On-site|Chantilly, VA

ERG is a leading research and consulting firm dedicated to providing comprehensive support to federal, state, and commercial clients. Our multidisciplinary teams boast nationally recognized expertise in engineering, science, economics, public health, information technology, and communications. We are committed to hiring exceptionally talented individuals and fostering a dynamic and flexible work environment that encourages professional growth and career development.We are currently seeking an experienced and highly motivated Senior Water/Wastewater Engineer to spearhead a diverse range of water infrastructure projects. In this pivotal role, you will collaborate directly with communities across the nation to evaluate infrastructure needs, devise innovative solutions, and facilitate access to vital funding. Your contributions will play a crucial role in helping communities tackle significant challenges related to delivering clean and safe drinking water while ensuring the protection of water quality.

Apr 29, 2025
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Rocket Lab USA, Inc. logoRocket Lab USA, Inc. logo
Full-time|On-site|Chantilly, VA

ABOUT ROCKET LABRocket Lab is a pioneering space technology company that provides comprehensive launch services, spacecraft design, manufacturing, payloads, satellite components, and more, all aimed at expanding access to space. The rockets and satellites we create and launch facilitate some of the most ambitious and essential space missions globally, contributing to scientific exploration, Earth observation, climate change initiatives, national security, and cutting-edge technology demonstrations.Our Electron rocket has established itself as the second most frequently launched U.S. rocket annually, successfully delivering over 230 satellites into orbit. We are also advancing our Neutron vehicle, a medium-lift, reusable launch system designed for larger constellation deployments. Our Space Systems division is responsible for designing and manufacturing a diverse array of satellites, payloads, and their components, including those selected for NASA missions to the Moon and Mars, as well as components utilized in the James Webb Space Telescope.SPACE SYSTEMSAt Rocket Lab, we are not just launching rockets; we are shaping the future of space exploration. Our Space Systems team develops everything from complete spacecraft and precision payloads to the essential components and subsystems that enable them to function effectively in space, including solar panels, flight software, star trackers, optical systems, and radios. Our team has supported over 1,700 missions spanning interplanetary exploration, in-space manufacturing, and national security initiatives, collaborating with partners such as NASA, the Space Development Agency, and the U.S. Space Force. Whether it’s a singular high-performance spacecraft, a constellation, or the vertically integrated components that assist them in reaching space, our world-class Space Systems team is empowering some of the boldest and most visionary space missions.SENIOR MANAGER, DEVOPS ENGINEERINGJoin Rocket Lab's Optical Systems division, where we tackle mission-critical challenges in the space domain and Intelligence, Surveillance, and Reconnaissance (ISR) for Department of Defense (DoD) and Intelligence Community (IC) clients. Our mission is to revolutionize space-based payload capabilities through innovative solutions.

Mar 31, 2026

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