NewSenior Wireless Signal Processing Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Wireless Signal Processing EngineerLaurel, MDHave deep theoretical and practical knowledge of digital communications and signal processing, with demonstrated expertise in several areas such as statistical signal processing, detection and estimation, receiver design, synchronization, modulation/demodulation, or channel coding. Have experience applying artificial intelligence or machine learning to wireless signal detection, classification, characterization, or reverse engineering, or developing automated or agentic workflows for complex signal-analysis problems.
NewSenior Data Fusion and Tracking Systems Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Data Fusion and Tracking Systems EngineerLaurel, MDThe Multi-Domain Sensing Architectures and Data Fusion Group develops advanced sensing, tracking, and data fusion algorithms that enable next-generation air and missile defense capabilities. Have experience developing and evaluating tracking algorithms through modeling, simulation, analysis, and test data assessment using MATLAB, Python, C/C++, Julia, or similar scientific programming languages.
NewSenior Spacecraft Thermal Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Spacecraft Thermal EngineerLaurel, MDConduct and communicate thermal design trade studies that balance performance margins, resource use, risk, cost, and schedule, and present thermal engineering results at peer reviews, design reviews, and other major technical reviews. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
NewSenior C++ Software Engineer - Multi-Mission Planning Development Johns Hopkins Applied Physics Laboratory (APL)Senior C++ Software Engineer - Multi-Mission Planning DevelopmentLaurel, MDIn A5C, we develop and deploy advanced planning capabilities and solutions directly into the hands of the warfighter, empowering them to design dominant defenses for maximum performance across multiple simultaneous multiple missions, multiple services, and multiple command echelon planning levels and domains. Are you passionate about applying your talents to address the difficult challenges facing our warfighters such as Operationalizing Artificial Intelligence to support Achieving Robust Homeland and Theater Defenses, Accelerating Warfighting Capabilities in INDOPACOM, or Enabling Space Superiority? .
NewSenior Metallurgist – Alloy Design & Advanced Manufacturing Johns Hopkins Applied Physics Laboratory (APL)Senior Metallurgist – Alloy Design & Advanced ManufacturingLaurel, MDUse computational thermodynamics and materials modeling tools such as Thermo-Calc/CALPHAD to explore composition space, predict phase stability and transformations, and guide experimental alloy development. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
NewSenior Embedded Systems & Hardware-in-the-Loop Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Embedded Systems & Hardware-in-the-Loop EngineerLaurel, MDThe Electro Optical Seeker and Infrared Systems group (A1F) of the Air and Missile Defense Sector (AMDS) is seeking a Senior Embedded Systems & Hardware-in-the-Loop Engineer to lead the architecture and implementation of complete embedded systems, custom electronics hardware, FPGA firmware, real-time embedded software, and sophisticated HWIL test systems. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
NewSenior Embedded Systems Developer Johns Hopkins Applied Physics Laboratory (APL)Senior Embedded Systems DeveloperLaurel, MDHave 6+ years of experience developing and enhancing hardware and software for embedded systems, such as FPGAs, systems-on-a-chip (SoCs), real-time operating systems (RTOS), microcontrollers, and/or weapon systems assemblies, using supported tools and toolchains, such as Vivado Design Suite (incl. Together, we will build capabilities that address sophisticated cyber challenges, assess and integrate real-time systems, perform laboratory and field testing, assist in post-processing data analysis, and communicate findings to sponsors.
NewSenior Reliability Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Reliability EngineerLaurel, MDFMEA, FMECA, Reliability Block Diagrams, Fault Tree Analysis, Probabilistic Risk Assessment and so forth) to quantify risk and inform program decisions in early concept development, acquisition, requirements analysis, design, test and evaluation, and sustainment. You will participate as a reliability SME in various projects, studies, and technical working groups focusing on requirements development, analysis, concept/technology development, acquisition, risk assessments, test planning and system evaluation.
NewSenior Software Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Software EngineerLaurel, MDModel and apply solid engineering practices around architectural design, testability, scalability, and maintainability, including modular development, design patterns, and effective integration of AI-assisted development into team workflows. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
Senior Business Specialist CYNET SYSTEMSSenior Business SpecialistTysons, VA$48–$53 / hourTemporaryContractorPart timeAs a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers. We deliver agile, scalable talent solutions across IT, engineering, life sciences, clinical, and professional staffing, powered by a high-performing recruitment engine operating across North America and Asia.
NewSenior Software Engineer - AI Agents VisaSenior Software Engineer - AI AgentsAshburn, VA$123,000–$190,900 / yearYou will have the opportunity to work across various roles from development to architecture and collaborate closely with a cross-functional team of architects, engineers, data scientists, and product managers to design, implement, and deliver solutions that are intuitive, user-centric, and accessible to everyone at Visa. The Cyber Analytics and AI Innovation team is revolutionizing the field of machine learning and artificial intelligence by developing cutting-edge capabilities and tools that empower employees at Visa to develop secure applications with higher productivity.
NewSoftware Engineer, Sr. Consultant - Fullstack GenAI Enablement VisaSoftware Engineer, Sr. Consultant - Fullstack GenAI EnablementAshburn, VA$152,200–$243,700 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. As a Visa Lead Engineer, you will be an integral part of a multi-functional development team inventing, designing, building, and testing software products that reach a truly global customer base.
Senior FACETS Business Systems Analyst CYNET SYSTEMSSenior FACETS Business Systems AnalystWashington, DC$65–$70 / hourTemporaryContractorPart timeThe ideal candidate will possess strong functional and technical knowledge of FACETS Membership processes, backend data models, batch operations, advanced SQL analysis, and healthcare BPM workflows while partnering with business stakeholders, technology teams, operational leaders, and BPM teams to deliver high-impact solutions. The organization is seeking an experienced Business Systems Analyst (BSA) - Membership with deep expertise in the TriZetto FACETS Membership platform, including Enrollment and Billing operations within a Healthcare Payer and BPM (Business Process Management) environment.
NewSenior Wireless Reverse Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Wireless Reverse EngineerLaurel, MDHave deep knowledge of digital communications, signal processing, software-defined radio receiver design, modulation/demodulation, synchronization, channel coding, statistical signal processing, or detection theory. Have extensive experience with reverse-engineering platforms such as Ghidra, IDA Pro, Binary Ninja, or similar tools and with reverse engineering embedded devices, communications firmware, or wireless protocols.
NewSr. Software Engineer - Core Automation Platform VisaSr. Software Engineer - Core Automation PlatformAshburn, VA$110,700–$171,800 / yearJoining Visa means working on highly distributed, large-scale systems that power the future of payments, data solutions, cybersecurity, AI, and next-generation customer experiences. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.
NewSenior Acquisition Consultant Aviation Castellum IncSenior Acquisition Consultant AviationArlington, VA$130,000–$180,000 / yearThis position provides a broad range of support to senior Government clients focused on mission engineering, acquisition strategy, executive-level engagements, and high‑visibility portfolio oversight for air platforms and weapons systems. Corvus Consulting, LLC is seeking a Senior Acquisition Consultant – Aviation to support the Office of the Secretary of War Acquisition (OSW(A)) Air Platforms and Weapons (APW) office at the Pentagon in Arlington, VA.
NewStrategic Security Relationship Manager, National Security Space Johns Hopkins Applied Physics Laboratory (APL)Strategic Security Relationship Manager, National Security SpaceLaurel, MDThe Strategic Security Relationship Manager serves as APL's enterprise security integrator—bringing together security leaders from the United States Space Force, Department of the Air Force, Intelligence Community, National Agencies, Mission Area leadership, SECD, and ITSD to collaboratively solve complex security challenges that no single organization can solve independently. Through trusted relationships, strategic engagement, and relentless execution, the Strategic Security Relationship Manager strengthens sponsor confidence, advances APL's strategic objectives, and reinforces the Laboratory's reputation as the premier trusted research and development partner supporting the National Security Space enterprise.
Armed Security Transportation Officer/ West Friendship, MD PARAGON PROFESSIONAL SERVICES LLCArmed Security Transportation Officer/ West Friendship, MDWest Friendship, MD$29.99 / hourA minimum of two (2) years of experience as a Law Enforcement Officer and/or Military Police Officer, or six (6) months of experience as a security officer involved in the detention of civil or administrative detainees, or two (2) years of active-duty military service with an honorable discharge. Paragon Professional Services is seeking Transportation Officers for Armed Ground Transportation Services for the Department of Homeland Security (DHS) Immigration and Customs Enforcement (ICE) in Maryland.
NewSr. Cybersecurity Analyst VisaSr. Cybersecurity AnalystAshburn, VA$131,600–$210,300 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. If you would like to join a company where security is truly valued, where you can work with like-minded peers who are passionate about the art & science of cyber defense, and where you can use state of the art tools for maximum impact, then we have a home for you.
Senior Principal Proposal Excellence Strategist LeidosSenior Principal Proposal Excellence StrategistReston, VA$154,050–$278,475 / yearLeidos' Capture Operations & Excellence, Proposal Operations organization leads and supports more than $50 billion in annual proposal submissions and is seeking an extraordinary Senior Principal Proposal Excellence Strategist to serve as one of our most versatile proposal professionals. The ideal candidate possesses extensive experience supporting traditional Federal, FEDSIM, and commercial procurements, thrives in fast-paced environments, and leverages Gen AI responsibly to improve proposal quality, efficiency, collaboration, and innovation.