senior research software engineer Jobs in Arlington, Virginia

Senior Research Software Engineer - with Security Clearance
Arlington, VirginiaTwo Six Technologies$103200.00 - 209000.00 a yearAt Two Six Technologies, we build, deploy, and implement innovative products that solve the world's most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the boundaries of what's possible to empower our team and support our customers in...Full Job Details
Senior Software Engineer (Engineer Software 3) - 23363 with Security Clearance
Hanover, MarylandHII Mission Technologies$95483.00 - 140000.00 a yearRequisition Number: 23363 Required Travel: 11 - 25% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $95,483.00 - $140,000.00 Security Clearance: Ability to Obtain Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business...Full Job Details
Senior Software Engineer with Security Clearance
Chantilly, VirginiaNT ConceptsNTC OVERVIEW: We are seeking a Senior Software Engineer to join our team. Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in National Security. We're looking for the best and the brightest to...Full Job Details
Senior Software Engineer with Security Clearance
Columbia, MarylandLeidos$126100.00 - 227950.00 a yearR- Description Leidos has a new and exciting opportunity for a Senior Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission...Full Job Details
Software Engineer, Senior with Security Clearance
Aberdeen Proving Ground, MarylandBooz Allen Hamilton$86900.00 - 198000.00 a yearJob Number: R Software Engineer, Senior The Opportunity: As an embedded sof tware engineer, you know how to create and maintain cru cia l pieces of sof tware. You use your knowledge to write and optimize code that creates a bridge between pieces of sof tware, allowing them...Full Job Details
Senior Software Engineer with Security Clearance
Washington, Washington DCMarathon TS IncMarathon TS is seeking a highly skilled and experienced Full-Stack Developer, Python/React Developer to join its team. In this role, you will play a critical role in developing, implementing and sustaining Natural Language Processing (NLP) and web scraping solutions and...Full Job Details
Senior Software Engineer with Security Clearance
Fairfax, VirginiaRiverside Research$190000.00 - 225000.00 a yearRiverside Overview Riverside Research is an independent National Security Nonprofit dedicated to research and development in the national interest. We provide high-end technical services, research and development, and prototype solutions to some of the country's most...Full Job Details
Senior Software Engineer with Security Clearance
Washington, Washington DCTorch.AIBecome Part of the Torch.AI Journey. Torch.AI is a defense focused AI-software company. Unlike traditional government contractors, our team of experts takes calculated risks to self-fund R&D behind the scenes and then sells complete products "off-the-shelf" to mission owners...Full Job Details
Senior Embedded Software Engineer with Security Clearance
Arlington, VirginiaSoftware Engineering InstituteWho we are SEI helps advance software engineering principles and practices and serves as a national resource in software engineering, computer security, and process improvement. The SEI works closely with defense and government organizations, industry, and academia to...Full Job Details
Senior Software Engineer with Security Clearance
Fort George G Meade, MarylandExistXExistX was founded to bridge the technology 'valley of death'-the critical gap between groundbreaking research and real-world solutions. Our team excels in applied engineering, transforming cutting-edge advancements in cryptography, cyber-physical systems, and automated...Full Job Details
Senior Software Engineer - Network Background with Security Clearance
Chantilly, VirginiaKudu Dynamics, LLC$165000.00 - 175000.00 a yearSenior Software Engineer - Network Background Who We Are: Kudu Dynamics is a 100% employee-owned company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG...Full Job Details
Senior Software Engineer (BLUESKY) with Security Clearance
Annapolis Junction, MarylandColumbia Technology PartnersThis position is contingent on contract award Description: The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time...Full Job Details
Senior Software Engineer/AFSIM Modeler with Security Clearance
Reston, VirginiaKBRTitle: Senior Software Engineer/AFSIM Modeler Belong. Connect. Grow. with KBR. KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence and national security communities. In this position,...Full Job Details
R&D Software Engineer, Senior with Security Clearance
Aberdeen Proving Ground, MarylandBooz Allen Hamilton$86900.00 - 198000.00 a yearJob Number: R R&D Software Engineer, Senior The Opportunity: Do you enjoy bringing the pieces of a system together, working through integration challenges, and demonstrating to the warfighter a new capability beyond the current capabilities? This is the role of our software...Full Job Details
Senior Software Reverse Engineer with Security Clearance
Arlington, VirginiaSTRSTR is hiring a Senior Software Reverse Engineer who has a passion for research and analysis of vulnerabilities in cyber physical systems. Work must be performed onsite. What you'll do: Reverse engineering complex software or firmware targets, ranging from typical...Full Job Details
Senior Software Engineer with Security Clearance
Herndon, VirginiaBAE Systems$130355.00 - 221603.00 a yearJob Description BAE Systems, a top-ten prime contractor to the U.S. Department of Defense, enables the U.S. government to transform data into intelligence and provides engineering, integration and sustainment support for critical military platforms and systems. Intelligence...Full Job Details
Senior Embedded Software Engineer with Security Clearance
Arlington, VirginiaSTRThe Systems Development Division (SDD) delivers technology advantage into users' hands by delivering capabilities focused on end-customer needs that function in operationally relevant environments and timeframes. SDD considers the entire lifecycle of the solution, from...Full Job Details
Senior Software Engineer - Cybersecurity R&D with Security Clearance
Aberdeen Proving Ground, MarylandPeraton$112000.00 - 179000.00 a yearAbout Peraton Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we...Full Job Details
V&E Software Engineer with Security Clearance
Chantilly, VirginiaRestless SoftwareV&E Software Engineer Location: On Site - WMA Clearance Requirement: TS/SCI with FSP Polygraph OVERVIEW Join our team as a Cybersecurity V&E Engineer and play a key role in developing cutting-edge solutions for our clients. You will work in a collaborative environment,...Full Job Details
Cyber Software Engineer with Security Clearance
Columbia, MarylandLeidos$85150.00 - 153925.00 a yearR- Description Leidos has a new and exciting opportunity for a Cyber Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission...Full Job Details
Senior C++ Software Engineer with Cloud Development Experience - with Security Clearance
Chantilly, VirginiaGeneral Dynamics Information TechnologyGeneral Dynamics Information Technology has an immediate opening for an on-site C Software Engineer/Developer with AWS experience working with a company that is committed to pushing the limits of truly advanced technologies. At General Dynamics Information Technology, we...Full Job Details
Senior Ui Software Engineer with Security Clearance
Chantilly, VirginiaKudu Dynamics, LLC$165000.00 - 185000.00 a yearSenior UI Software Engineer - Job Description Who We Are: Kudu Dynamics was forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities through out the entire USG arsenal. Our team of hackers...Full Job Details
Senior software engineer
Washington, Washington DCNuminar About Us Numinar is a voter data platform that uses AI to synthesize a campaign's data, analytics, and outreach into a winning data-driven strategy. Our software has powered over 1,000 political campaigns to date and we are constantly obsessed with pushing the frontier of...Full Job Details
Senior Operations Research Analyst, Senior Systems Engineer with Security Clearance
Arlington, VirginiaRTXDate Posted: 2025-05-12 Country: United States of America Location: VA130: 2450 Crystal Drive, Arlington 2450 Crystal Drive Suite 700, Arlington, VA, 22202 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U...Full Job Details
Senior Software Developer with Security Clearance
Reston, VirginiaDraperOverview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space...Full Job Details