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6 ux engineer jobs at 3 companies in O'Fallon, MO

2mo
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UI/UX Developer / Active Secret
Scott Air Force Base, Illinois, United States
$66k-$106k/yr HybridFull Time
Peraton
Peraton: Provider of mission-critical national security technologies and services.
2+ YOE2 years' relevant UI/UX development experience with BS/BA (or HS + 6 years), active DoD Secret clearance, U.S. citizenship, strong communication and collaboration; Palantir Foundry and Python/PySpark preferred.
Palantir Foundry, Python, PySpark
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2mo
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UI/UX Developer / Active Secret
Scott AFB, Illinois, United States
$66k-$106k/yr HybridFull Time
Peraton
Peraton: Provider of mission-critical national security technologies and services.
2+ YOEU.S. citizen with active DoD Secret clearance. 2 years relevant experience with a BS/BA (or HS + 6 years). Experience developing enterprise-level UI/UX solutions, collaborative mindset, and strong communication skills.
Palantir Foundry, Python, PySpark
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2mo
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Mid-level UI/UX Developer / Active Secret
Scott AFB, Illinois, United States
$80k-$128k/yr HybridFull Time
Peraton
Peraton: Provider of mission-critical national security technologies and services.
3+ YOE3+ years experience (MS/MA) or 5+ years (BS/BA) developing enterprise UI/UX; U.S. citizenship and active DoD Secret clearance required; strong communication, collaboration, and creative problem-solving.
Palantir Foundry, Python, PySpark
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2mo
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Mid-level UI/UX Developer / Active Secret
Scott Air Force Base, Illinois, United States
$80k-$128k/yr HybridFull Time
Peraton
Peraton: Provider of mission-critical national security technologies and services.
5+ YOEU.S. citizen with active Secret clearance; minimum 5+ years relevant experience with BS/BA (3+ with MS) or equivalent; enterprise UI/UX development experience; strong communication and collaboration; local to Scott AFB with flexible remote work.
Palantir Foundry, Python, PySpark
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3mo
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Software Engineer - Frontend
Florissant, Missouri, United States
OnsiteFull Time
Augustine Institute
Augustine Institute: Catholic nonprofit graduate school and education apostolate forming Catholics through theology, parish programs, media, and digital content.
Extensive experience building frontend architecture and design systems; React/Next.js web, React Native/Expo mobile; UI/UX optimization; scalable deployments; AI/SEO integration.
React, Next.js, React Native, Expo, Tailwind CSS, LaunchDarkly, New Relic, Mixpanel, Mux, Cloudflare Pages, Vercel, AWS Amplify, ECS, Fargate, EC2, S3, CloudFront, AI/SEO tooling
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3mo
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Building Automation Specialist 3
Chesterfield, Missouri, United States
OnsiteFull Time
Daikin North America
Daikin North America: Daikin subsidiary manufacturing residential, commercial, and industrial heating and cooling systems sold through independent HVAC contractors.
3+ YOERequires 3+ years of HVAC and building automation experience, advanced controller programming, data analysis, diagnostics, root cause analysis, project management, estimating, sales, presentations, and training.
HVAC, MEP, IAQ, UI, UX
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