Top Tech Jobs & Startup Jobs in Denver & Boulder, CO

Supports the design, integration, documentation, and delivery of secure cloud and IT architectures for federal and DoD programs. Translates mission requirements into scalable technical solutions, assists with system integration, collaborates with software, infrastructure, and test teams, and aligns designs with NIST RMF, FedRAMP, and DoD security standards. Applies cloud-native patterns, DevSecOps, CI/CD, Agile practices, infrastructure automation, containers, and modern data and AI/ML integration concepts.

Design and implement cosmetic rewards, progression systems, and sustainable content for Marathon. Responsibilities include scripting and tool work, tuning progression values, creating engaging reward experiences, and collaborating with a large development team. The role requires game development experience, familiarity with reward and cosmetic systems, strong communication, and the ability to provide and receive feedback. Experience with Lua or Python scripting, player motivation, and live-service games is preferred.

Provides executive oversight across multiple specialty contracting projects, visiting job sites to address safety, productivity, and quality issues. The role supports project planning, performance metrics, client relationships, budgeting, documentation review, and operational execution. It collaborates with project managers, field teams, clients, and senior leadership to remove barriers, improve performance, and align field operations with company strategy. Regular job-site travel and hands-on field assessment are required.

Administers multi-state health, welfare, retirement, and benefits programs while serving as the primary UKG HRIS administrator. Responsibilities include enrollments, leave-related benefits continuation, carrier reconciliation, open enrollment, 401(k) operations, HRIS transactions, integrations, reporting, compliance documentation, audits, employee support, and system testing. The role maintains data integrity, supports regulatory requirements, and trains HR partners and employees.

Conduct independent research on frontier AI evaluation and auditing. Design rigorous evaluations, audit methods, and reproducible experimental pipelines; analyze model capabilities, risks, robustness, and alignment-relevant behavior. Produce audit reports, recommendations, publications, tools, and presentations while collaborating with technical, policy, engineering, and standards teams. The role requires careful handling of confidential information and may involve pilot audits with frontier AI companies.

Own full-cycle recruiting for engineering and product teams, including intake, outbound sourcing, candidate assessment, interview execution, and offers. Partner strategically with engineering and product leaders to define hiring needs, maintain rigorous standards, build diverse talent pipelines, and evaluate technical and product candidates. Operate autonomously in a fast-moving, ambiguous environment while advising leadership on hiring strategy and transferable skills.

Leads budgeting, liquidity forecasting, cash flow modeling, financial reporting, scenario analysis, and capital planning for large-scale energy and data center projects. Partners with treasury, project finance, accounting, capital markets, and executives to guide capital allocation and establish scalable forecasting processes. Mentors FP&A analysts and improves modeling standards, workflow automation, and tool usage.

Oversee client onboarding and coordinate marketing funnel and paid advertising launches. Translate strategies into Asana project plans, assign tasks, manage deadlines, coordinate copy, design, technology, automation, and advertising teams, and maintain client communication. Review assets, manage approvals and revisions, verify tracking and automations, coordinate campaign launches, and improve onboarding processes while managing multiple projects simultaneously.

Drive enterprise adoption and full-cycle sales of Fin, an AI customer-support agent. Responsibilities include prospecting, managing sales opportunities from initiation through close, delivering tailored product demonstrations, forecasting revenue, advocating for customer needs, collaborating cross-functionally, mentoring peers, and leading sales initiatives. The role requires enterprise SaaS sales expertise, strong pipeline generation, quota achievement, strategic communication, and the ability to explain complex AI solutions.

Manage sales, customer relationships, vehicle fleet productivity, and customer satisfaction while completing Penske’s management training program. Responsibilities include developing solutions for consumer and commercial accounts, generating leads, managing inventory, and supporting operations, finance, technology, and customer service. The role requires a bachelor’s degree, valid driver’s license, ability to drive a 26-foot truck, schedule flexibility, attendance, travel within the district, background investigation, and drug screening.