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

Own core HR functions across the employee lifecycle, including recruiting, onboarding, benefits and leave administration, HRIS records, employee relations support, and compliance tracking. Serve as a trusted HR resource for warehouse and office employees while independently managing sensitive information, deadlines, and employee communications. Partner with the HR Director on day-to-day operations and support multi-state HR requirements.

Provides strategic consulting support to energy and climate technology clients across business development, policy, regulatory, go-to-market, and fundraising objectives. Responsibilities include researching energy markets and regulations, managing client accounts, developing memos and presentations, engaging stakeholders, shaping policy strategies, and helping clients close deals and achieve regulatory outcomes.

Lead AI consulting growth in the energy, oil and gas sector by advising executive clients, originating and expanding enterprise engagements, shaping AI use cases, managing commercial lifecycles and P/L, and overseeing delivery. Build strategic account plans, guide cross-functional consultants and technical teams, support thought leadership, and translate operational challenges into scalable solutions such as predictive maintenance, computer vision, safety automation, document processing, and digital twin pipelines.

Manage and grow government and defense accounts by identifying new opportunities, developing strategic account plans, navigating complex technical sales cycles, and positioning additive manufacturing software solutions. Build relationships with defense contractors, government organizations, engineers, procurement teams, and program leaders. Maintain accurate forecasts, meet revenue targets, support proposals, and collaborate with technical, marketing, applications, and leadership teams.

Lead the design, development, deployment, and operation of production AI and ML systems. Build high-throughput Python services and Databricks pipelines, support traditional ML and LLM applications, establish testing and deployment standards, and develop monitoring for quality, reliability, latency, throughput, and cost. Partner with product, research, and responsible AI teams on governance and release criteria. Provide architectural leadership, conduct code reviews, mentor engineers, and resolve complex technical dependencies.

Serves as the onsite HR representative for a Colorado manufacturing facility, supporting employee relations, manager coaching, onboarding, HR administration, payroll and benefits coordination, compliance, engagement, and workforce reporting. Owns full-cycle recruiting for production, warehouse, maintenance, quality, and other operational roles. Builds talent pipelines through sourcing, referrals, community partnerships, and hiring events while maintaining employee and candidate records, supporting audits, and escalating complex matters to HR leadership.

Oversee application security scanning, vulnerability remediation, and security-related release readiness while developing and maintaining full-stack Java web applications. Coordinate with IRS personnel, create remediation milestones, lead technical meetings, troubleshoot environments, review code, perform testing, and document technical solutions. The role requires extensive J2EE development, security tooling, CI/CD, OpenShift, mainframe integration, and vulnerability management experience in a federal environment.

Leads cybersecurity architecture for software systems, cloud and on-premises infrastructure, and satellite ground-segment deployments. Develops security roadmaps, architectural blueprints, compliance solutions, and automated controls within Terraform and Helm. Assesses vulnerabilities, coordinates security implementation across engineering and infrastructure teams, documents systems, manages project risks, and translates regulatory requirements into engineering specifications. Requires extensive DevSecOps leadership, Kubernetes experience, security framework expertise, and eligibility for a U.S. security clearance.

Own a territory focused on closing new enterprise accounts with health systems and physician groups. Manage complex SaaS sales cycles, develop customized proposals and ROI analyses, engage C-suite stakeholders, forecast pipeline performance, and collaborate with Provider Success, Marketing, Analytics, and Implementation teams. The role targets organizations with over $100 million in revenue and requires strong healthcare enterprise sales expertise.

Leads strategic business development for Sezzle’s CPG partnerships. The role focuses on building executive relationships, originating and negotiating brand-funded offers, discounts, cashback promotions, product launches, and shopper marketing agreements. Responsibilities include developing a strategic pipeline, closing complex commercial partnerships, collaborating with Legal, Finance, Product, Marketing, and Data Science, and representing Sezzle within the CPG ecosystem. The director will help establish repeatable partnership programs and mentor future partnership managers.