UX Designer - Marketing Technology

on.energy; Houston, Northern (TX, KY); On-site; USD 90,000 - 140,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) with company match

Paid time off and company holidays

Job summary

ON.energy is seeking an experienced UX Designer to partner with Marketing, owning the user experience across our public website, campaign pages, and intranet applications. You will translate marketing goals into polished, accessible designs and support delivery with requirements gathering and workflow documentation.

You will craft wireframes, prototypes, and specifications, ensuring brand consistency and responsive performance while collaborating with IT, developers, and stakeholders.

Qualifications

• 5+ years of UX, UI, or web design experience with a portfolio of marketing websites.
• Proficiency with Figma or comparable design and prototyping tools.
• Strong grasp of responsive design, accessibility, information architecture, interaction design, and usability principles.
• Experience working with marketing teams on brand, content, and campaign execution, plus IT, developers, and business stakeholders, including gathering and documenting requirements.
• Ability to translate ambiguity into clear design direction and implementation-ready specifications.

Responsibilities

• Lead design of the ON.energy public website, landing and campaign pages, and conversion paths — producing wireframes, user flows, prototypes, and specs that advance brand and campaign objectives.
• Serve as Marketing's day-to-day design partner, working with content, campaign, and web development resources on navigation, page templates, AEO/SEO-friendly structure, accessibility, and mobile responsiveness.
• Use site analytics, campaign performance, and usability findings to recommend improvements that lift engagement and conversion.
• Extend the brand into SharePoint and intranet applications, IT service experiences, knowledge hubs, request forms, and employee-facing workflows.
• Simplify complex processes through clear interface design and practical patterns across custom applications, dashboards, portals, and low-code business solutions.
• Conduct user research, stakeholder interviews, usability reviews, and journey mapping; document requirements, process flows, and acceptance criteria for IT and business projects.
• Develop and maintain reusable UI patterns, style guidance, and design system components across digital properties.
• Collaborate with teams on feasible, accessible implementations and communicate design rationale to technical and non-technical audiences.

Skills

UX design

UI design

Figma

Responsive design

Accessibility

Information architecture

Tools

HTML

CSS

CMS platforms

SEO

Analytics tools

Job description

ON.energyis building the backbone of energy and AI infrastructure powering grid-safe data centers and mission-critical facilities. The company supplies and operates hyperscale power systems that solve the toughest resilience challenges, delivering custom solutions for AI data centers, mission-critical facilities, and front-of-the-meter assets. ON recently announced a 5GW partnership, with 3GW currently under construction across multiple hyperscale data center campuses. With patented technology and proprietary software,ON.energydevelops projects worldwide that set new benchmarks for resilience.

ROLE SUMMARY

The UX Designer is Marketing's design partner within IT, owning the user experience of ON.energy's public website and campaign pages, and carrying that same brand standard into SharePoint intranet sites and internal business applications. This role turns marketing goals and user needs into polished, accessible, conversion-focused design, and supports delivery with general business analysis work such as requirements gathering and workflow documentation.

RESPONSIBILITIES

• Lead design of the ON.energy public website, landing and campaign pages, and conversion paths — producing wireframes, user flows, prototypes, and specs that advance brand and campaign objectives.
• Serve as Marketing's day-to-day design partner, working with content, campaign, and web development resources on navigation, page templates, AEO/SEO-friendly structure, accessibility, and mobile responsiveness.
• Use site analytics, campaign performance, and usability findings to recommend improvements that lift engagement and conversion.
• Extend the brand into SharePoint and intranet applications, IT service experiences, knowledge hubs, request forms, and employee-facing workflows.
• Simplify complex processes through clear interface design and practical patterns across custom applications, dashboards, portals, and low-code business solutions.
• Conduct user research, stakeholder interviews, usability reviews, and journey mapping; document requirements, process flows, and acceptance criteria for IT and business projects.
• Develop and maintain reusable UI patterns, style guidance, and design system components across digital properties.
• Collaborate with teams on feasible, accessible implementations and communicate design rationale to technical and non-technical audiences.

KEY REQUIREMENTS

• 5+ years of UX, UI, or web design experience, with a portfolio of marketing websites and campaign work alongside portals, intranets, or business applications.
• Proficiency with Figma or comparable design and prototyping tools.
• Strong grasp of responsive design, accessibility, information architecture, interaction design, and usability principles.
• Experience working directly with marketing teams on brand, content, and campaign execution, plus IT, developers, and business stakeholders, including gathering and documenting requirements.
• Ability to translate ambiguity into clear design direction and implementation-ready specifications.

PREFERRED REQUIREMENTS

• Experience designing for B2B, energy, infrastructure, construction, or SaaS industries.
• Working knowledge of HTML, CSS, CMS platforms, SEO, web performance, and WCAG accessibility standards.

CORE COMPETENCIES

• User-Centered Design - Balances user needs with business goals and technical constraints.
• Brand & Visual Communication - Applies and protects brand standards across every digital touchpoint.
• Systems Thinking - Designs reusable patterns that scale across platforms.
• Collaboration & Problem Solving - Works across Marketing, IT, and business teams to simplify complex workflows.
• Ownership & Initiative - Drives work forward with accountability and attention to detail.

For US-based roles - What you’ll get:

• Competitive salary + annual performance-based bonus eligibility
• Medical, dental, and vision insurance
• 401(k) with company match
• Paid time off and company holidays

For Mexico-based roles - What you’ll get:

• Competitive salary + annual performance bonus eligibility
• Major medical expenses and life insurance
• Paid time off and holidays (per local policy)

For all roles:

• Professional development and growth opportunities
• Opportunity to grow with a mission-driven team shaping the future of clean energy
• Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation.
• Benefits vary by role and location and are subject to change.

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ON.energy does not accept unsolicited resumes from staffing agencies, search firms, or third-party recruiters. Resumes submitted without a fully executed Master Services Agreement (MSA) and a written request from an authorized member of our Talent Acquisition team will be considered the property of ON.energy. No placement fees or compensation will be paid for unsolicited candidate submissions.

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