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Software Engineer – Data Visualization & UI/UX

NASK
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Fairfax, VA, USA
Oct 01, 2026
Position: Software Engineer - Data Visualization & UI/UX
Location: Fairfax, VA
Job Id: 605
# of Openings: 1
Software Engineer
Location: Fairfax, VA
Minimum Clearance Required to Start: Active TS to apply, ability to obtain an SCI 
Join NASK and help shape the next generation of digital signal processing solutions for the nation’s most critical missions.
About NASK
NASK has over twenty-five years of experience delivering innovative, mission-critical solutions to the Intelligence and Defense communities. Our teams combine deep technical expertise with a passion for solving the toughest challenges. Collaboration, innovation, and integrity define our culture - empowering engineers to create impactful solutions that advance national security objectives.
Our Culture
NASK builds resilient, scalable teams by pairing strong mentorship with meaningful leadership opportunities. The diversity of our missions creates constant opportunities to grow skills and take on new challenges. We value clear communication and collaboration, and we believe the best solutions can come from anyone on the team. Engineers at NASK are hands-on. We prioritize rapid delivery of working mission solutions and favor measurable, incremental progress over perfection. Engineers move the mission forward by writing code, collaborating with senior engineers, and working across teams to incorporate input from users, operators, and stakeholders.
Key Responsibilities
  • Design, develop, test, and maintain user-facing software applications supporting national security missions.
  • Build responsive, intuitive, and mission-focused user interfaces using modern web technologies and GUI frameworks.
  • Translate operational and user requirements into clean, intuitive, and effective UI/UX solutions.
  • Develop reusable UI components, application workflows, dashboards, and interactive data visualizations.
  • Integrate front-end applications with RESTful APIs, backend services, databases, analytics platforms, and mission systems.
  • Work closely with engineers, analysts, and mission users to understand workflows and improve the usability and effectiveness of software tools.
  • Develop and maintain supporting backend services and APIs as needed to enable front-end functionality.
  • Optimize applications for performance, responsiveness, reliability, accessibility, and maintainability.
  • Troubleshoot and resolve UI, integration, and application-level defects across the software stack.
  • Participate in code reviews, architecture and design discussions, Agile development activities, and collaborative development.
  • Contribute to automated testing, CI/CD pipelines, and DevSecOps practices.
  • Support deployment and operation of applications in Linux-based environments.
Required Qualifications
  • Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, or related technical field.
  • Professional experience developing user-facing software applications, web applications, or graphical user interfaces.
  • Experience with modern front-end development technologies, such as JavaScript, TypeScript, React, Angular, or Vue.
  • Experience developing responsive and interactive user interfaces.
  • Experience integrating user interfaces with RESTful APIs and backend services.
  • Experience developing software applications using Python.
  • Familiarity with Git or similar source control systems and collaborative software development workflows.
  • Experience working in Linux development environments.
  • Strong understanding of software development principles, debugging, and application design.
  • Strong problem-solving skills with an ability to translate user and operational requirements into effective software solutions.
  • Excellent written and verbal communication skills.
Preferred Qualifications
  • Experience with React, TypeScript, JavaScript, HTML, and CSS.
  • Experience designing or implementing UI/UX workflows, dashboards, data visualization, or interactive applications.
  • GUI development experience using Qt/PyQt.
  • Experience working with design tools such as Figma or collaborating directly with UI/UX designers.
  • Experience developing applications that display and interact with large, complex, or real-time datasets.
  • Experience with Python data science and analytics libraries including Pandas, NumPy, and SciPy.
  • Experience working with relational and non-relational databases.
  • Experience developing supporting backend services using Python, C++, or similar languages.
  • Familiarity with Git, GitLab, JIRA, and Confluence.
  • Familiarity with CI/CD pipelines and DevSecOps practices.
  • Experience with automated UI testing or frameworks such as Playwright, Cypress, Selenium, or similar.
  • Experience optimizing UI/application performance and responsiveness.
  • Experience with multi-threaded or real-time applications.
  • Knowledge of signal processing, analytics, or data-intensive applications.
  • XMIDAS experience.
Who we are:
Our people are the core of who we are and what we do. NASK has two decades of experience delivering innovative solutions to the tough technical challenges facing our partners in the Intelligence and Defense communities. Our subject matter experts collaborate with junior developers and analysts, bringing fresh approaches to solve the toughest mission problems.
Benefits:
At NASK, our employees are the backbone of our company, so we provide unsurpassed benefits and work-life balance. Employees are provided with individual offices and collaboration spaces to foster individual and team success. We have a casual yet professional work environment - Employees work hard, and NASK offers a competitive benefits package that equates to 50% on top of your annual base salary. This is split between a tax-qualified profit-sharing retirement plan that NASK contributes to (up to allowable IRS limits) and a cafeteria plan for benefits. For a comprehensive overview of our benefits, visit the benefits tab under our careers page: https://nask.world/company/careers/
Compensation: The salary range is $70,000 to $190,000; however, NASK Incorporated considers several factors when extending an offer, including but not limited to the role and responsibilities, work experience, education, training, certifications, geographic location, and market data. These are general guidelines and not a guarantee of compensation or salary.
Please be aware that many of our positions require the ability to obtain or maintain a U.S security clearance which requires U.S citizenship.
EEO Statement:
**NASK provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, transfers, leaves of absence, as well as compensation and training.
** MC09

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