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  • Lead Model-Based Systems Engineer

    $157k - $224k

     ...position offers the opportunity to work with leading domain experts developing solutions to solve the most challenging national security...  ..., and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding... 
    Suggested
    Full time
    Work experience placement
    Work at office
    Local area
    Remote work
    Flexible hours
    Night shift

    STR

    Arlington, VA
    29 days ago

  • Senior Cloud Security Engineer

     ...servers to cloud-native storage. • Identity & Fraud Mitigation: Develop and secure the "Identity Fabric" linking 600k+ employees and...  ...APIs to streamline cross-functional business activities. • Algorithmic Literacy: The ability to explain to non-technical stakeholders... 
    Suggested

    Artech

    Falls Church, VA
    4 days ago

  • Senior Cloud Security Engineer (Hybrid/Multi-Cloud)

     ...servers to cloud-native storage. Identity & Fraud Mitigation: Develop and secure the "Identity Fabric" linking 600k+ employees and...  ...APIs to streamline cross-functional business activities. Algorithmic Literacy: The ability to explain to non-technical stakeholders... 
    Suggested
    Permanent employment
    Interim role
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    Local area
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    GuidePoint Security

    Falls Church, VA
    7 days ago

  • Senior Oracle APEX Developer II

     ...Senior Oracle APEX Developer II Employment Type: Full-Time, Entry-Mid Level CGS is hiring a Senior Oracle APEX Developer to support...  ...-centric applications. - Build logical functions and algorithms to automate business processes. Qualifications - Bachelor... 
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    Full time
    Flexible hours

    Contact Government Services LLC

    Arlington, VA
    4 days ago

  • Cloud Security Engineer/Architect (Hybrid)

     ...sensitive data leakage. Automated Guardrails (Policy as Code): Develop and enforce enterprise-wide security policies using Terraform,...  ...APIs to streamline cross-functional business activities. ~ Algorithmic Literacy: The ability to explain to non-technical stakeholders... 
    Suggested
    Permanent employment
    Contract work
    Immediate start

    A.C.Coy Company

    Falls Church, VA
    2 days ago

  • Lead, Cryptographic Security Engineer

    $161k - $266k

     ...to join the global Enterprise Cryptography team! Mastercard is developing the next generation of applications and services to enable...  ...cryptographic inventory management, enabling visibility into algorithm usage, key lifecycles, and adherence to organizational cryptographic... 
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    Full time
    Temporary work
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    Dynamic Yield

    Arlington, VA
    4 days ago

  • Lead Engineer - Advanced Data Science for Aerospace Systems

     ...artificial intelligence, and advanced data science methods to develop new ground and flight test techniques and M&S capabilities and...  ...and / or FEA and develops scalable model training processes and algorithms to build fast-running surrogate models of complex physical... 
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    Work at office

    North Wind

    Arlington, VA
    4 days ago

  • Principal Software Reverse Engineer

    $204k - $284k

     ...multidisciplinary team of researchers and engineers dedicated to developing cutting-edge technologies with significant and immediate...  ...communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is... 
    Suggested
    Full time
    Work experience placement
    Local area
    Immediate start
    Night shift

    STR

    Arlington, VA
    18 hours ago

  • Principal Software Engineer for Integration & Test

    $206k - $284k

     ...Integration, and Demonstration (RAID) Group focuses on transition of algorithms from concept to real-time software, providing open...  ...a Principal Software Engineer, you will lead technical teams developing real-time software for advanced RF sensor systems. You will architect... 
    Suggested
    Full time
    Work experience placement
    Local area
    Night shift

    Science & Technology Research (STR)

    Arlington, VA
    4 days ago

  • Principal Software Engineer

     ...Security. This work spans many fronts from implementing novel algorithms across ISR, EW, Networking, Cyber, and more; integrating disparate...  ...that lack a common interface; reverse engineering subsystems; developing custom tool chains that accelerate the speed of development;... 
    Suggested
    Full time
    For contractors
    Work at office
    Flexible hours

    Apogee Research, LLC

    Arlington, VA
    16 days ago

  • Senior Systems Engineer - Autonomous Platforms (Hybrid/Remote)

    $134k - $184k

     ...specializing in national security is seeking a Senior Systems Engineer to join their Analytics Division. You will design and develop algorithms for autonomous platforms, working with teams throughout the software development lifecycle. The position offers a hybrid work... 
    Suggested
    Remote job

    STR

    Arlington, VA
    18 hours ago

  • Python Developer (Entry Level)

     ...apply Data Science principles to design, test, implement, and develop data-based solutions, including reporting, auditing, and preparing...  ..., developers, and scientists who research and integrate algorithms to develop an application, software, and computer system solutions... 
    Suggested
    Part time
    H1b
    Relocation
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    SynergisticIT

    Arlington, VA
    1 day ago

  • Senior DevOps Engineer

    $134k - $184k

     ...Integration, and Demonstration (RAID) Group focuses on transition of algorithms from concept to real-time software, providing open...  ...build agents, and testing infrastructure across multiple sites Develop scripts and tools to automate software deployment to embedded... 
    Suggested
    Full time
    Local area
    Night shift

    Science & Technology Research (STR)

    Arlington, VA
    14 days ago

  • Azure/Gen AI Data Engineer

     ...solutions for clients and internally. Leveraging your knowledge of algorithms, data structures, and performance optimism and experience with processing and interpreting data sets. Responsible for developing and translating computer algorithms into prototype code and... 
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    Remote work

    RIT Solutions Inc/ Tech Dev IT/ Texperts Inc/ConceptsIT, Inc...

    Arlington, VA
    4 days ago

  • Software Engineer-Data Engineering, Machine Learning (ML)

     ...sources (time-series patterns, statistical profiles, categorical encodings) Running structured experimentation — testing multiple algorithms against defined scenarios, measuring performance, and documenting findings Training, evaluating, and tuning ML models... 
    Suggested
    Work experience placement

    AAMVA (American Association of Motor Vehicle Administrators)

    Arlington, VA
    18 hours ago

  • Embedded Software Engineer

    $60 - $80 per hour

     ...Time Radar Systems The Embedded Software Engineer will design, develop, and implement real-time C++ software for advanced multi-function...  ...tools to support system performance evaluation, debugging, and algorithm exploration. Perform root cause analysis of software defects,... 
    Contract work
    Temporary work
    Work at office
    Remote work
    Flexible hours

    Actalent

    Arlington, VA
    1 day ago

  • Software Engineer with Poly SR SWE1

    $140,000 per week

     ...seeking an experienced Software Engineer with Poly SR SWE1 to join our dynamic IT & Cybersecurity team. This role will focus on developing and maintaining high-level classified software systems that are critical to national security missions. As a part of our team, you... 

    Lockheed Martin

    Arlington, VA
    24 days ago

  • Senior Software Developer

     ...JRAD is seeking candidates for a Senior Software Developer position responsible for leading the design, development, and delivery of...  ...understanding of object-oriented programming, data structures, and algorithms. ~ Scala/ experience desired. ~ Data engineering skills... 
    Full time
    Contract work
    Remote work
    Flexible hours

    Joint Research and Development , Inc.

    Arlington, VA
    1 day ago

  • Senior Cloud Support Engineer

     ...workloads. Internalizing scalability and quality issues to develop and execute comprehensive addressment plans. Troubleshooting...  ...or more programming languages, including data structures and algorithms. ~3+ years experience testing, maintaining, and launching software... 
    Full time
    Work at office

    MANTECH

    Tysons, VA
    18 hours ago

  • Database Engineer/ Developer II

    $130,000 - $145,000 per week

    Database Engineer/ Developer II page is loaded## Database Engineer/ Developer IIlocations: Alexandria, Virginiatime type: Full timeposted...  ...and machine learning techniques for developing and running algorithms and dealing with computational complexity.* The candidate must... 
    Temporary work
    Local area
    Relocation package

    KBR, Inc

    Alexandria, VA
    2 days ago

  • Lead Data & AI Security Engineer

    $161k - $266k

     ...global, cross-functional initiatives. You will work closely with developers and architects to evaluate business needs, determine...  ...products, including best practices for protecting data assets and algorithms and awareness of emerging threats. Mindset and Soft Skills:... 
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    Arlington, VA
    14 days ago

  • Senior Software Engineer Staff - Clearance Required

    $3,000 per month

     ...being used on any particular project • Design or implement complex database or data repository interfaces/queries • Develop or implement algorithms to meet or exceed system performance and functional standards • Assist with developing and executing test procedures... 
    Full time

    Lockheed Martin

    Falls Church, VA
    23 days ago

  • Senior Software Systems Engineer

    $155k - $185k

     ...ability to work autonomously, take ownership of tasks, and drive solutions with minimal oversight. ~ Expertise in testing complex algorithms and graphical user interfaces (GUIs), including formal requirements validation, usability testing, and defect identification. ~... 
    Full time
    Work experience placement
    Work at office
    Local area
    Flexible hours

    Areté

    Falls Church, VA
    1 day ago

  • Research Software Engineer, Formal Methods

    $68.9k - $131.1k

     ...systems. This position offers the opportunity to shine as a lead developer of an exceptional team while building core technologies for...  ...systems for model checking and theorem proving. Develop algorithms for analyzing software and communications systems to understand... 
    Temporary work
    Work experience placement
    Relocation package
    Flexible hours

    RTX

    Arlington, VA
    1 day ago

  • Lead Mission Engineer (DevOps)

    $175k - $240k

     ...STR's Analytics and Command & Control (AC2) Division focuses on developing actionable, advanced technology solutions to provide...  ...communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding... 
    Full time
    Work experience placement
    Local area
    Relocation
    Night shift

    Science & Technology Research (STR)

    Arlington, VA
    4 days ago

  • Software Engineer (Mid) - Java, MBSE & Modeling Tool Integration

    $105k - $140k

     ...chance to work on just about any aspect there is as it pertains to develop and maintain Java‑based modeling tool capabilities for SysML...  ...innovative engineering practices, data analytics, and risk algorithms that enhance visibility into complex infrastructures, optimizing... 
    Full time
    Temporary work
    For contractors
    Work at office
    Local area
    Flexible hours

    G2 Ops, Inc

    Arlington, VA
    4 days ago

  • Artificial Intelligence (AI) & Data Engineering SME Support

     ...processes and transforming how intelligence and data capabilities are developed, governed, and operationalized across the Defense Intelligence...  ...probability, and linear algebra, and how it is applied to AI algorithms and models. Intelligence Warfighting Domain Knowledge: Deep... 
    Civilian Contractor
    Contract work
    Work at office

    Redhorse Corporation

    Arlington, VA
    1 day ago

  • Senior Software Engineer / Back-End Developer

    $134k - $184k

     ...About the Team STR's Intelligence Division researches and develops advanced analytics and machine learning-based solutions to solve...  ...multiple different data modalities and incorporate advanced algorithms, deep learning, and statistical techniques to uncover patterns... 
    Full time
    Local area
    Night shift

    STR

    Arlington, VA
    29 days ago

  • DevOps/Integration Engineer

     ...specializes in software development and solutions, data analytics algorithms, and innovative remote sensing technologies and operations,...  ...maintaining infrastructure and tools so that software can be developed and released. KEY RESPONSIBILITIES: Be the point of contact... 
    For contractors
    Remote work

    InstantServe LLC

    Arlington, VA
    1 day ago

  • Embedded Software Engineer II, Electronic Warfare (Onsite) - Sign On Bonus Eligible

    $75.8k - $144.2k

     ...exploration, development, and prototyping. Our team specializes in developing next-generation Electronic Warfare (EW) and related RF sensor...  ...highly skilled professionals in areas of signal processing algorithms, modeling and simulation, and firmware development.What you... 
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Worldwide
    Relocation package
    Flexible hours
    Night shift

    Prattwhitney

    Arlington, VA
    18 hours ago