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

Senior UNIX Systems Administrator responsible for troubleshooting and resolving complex production issues across AIX, HP-UX, and Solaris environments. Duties include storage, clustering, networking, virtualization, performance tuning, patching, disaster recovery, maintaining UNIX lab environments, occasional onsite work, and participating in a low-frequency on-call rotation while working directly with enterprise customers.

Serve as the technical face and trusted advisor for customers, designing platform configurations, delivering training, leading technical discovery and escalations, and advocating customer needs to Product and Engineering to drive adoption and expansion.

The Senior Web Application Penetration Tester will conduct assessments, analyze security findings, collaborate with clients, and draft detailed reports on vulnerabilities and remediation steps.

Lead customer-facing projects integrating Cognex solutions: plan and align resources, develop schedules, manage scope and documentation, communicate status, identify and mitigate risks, ensure quality, delivery, and profitability, and support pre- and post-sales activities.

Lead development of full-stack .NET web applications using C#, ASP.NET and WebAPI. Build front-end features with AngularJS (or similar), JavaScript, jQuery, HTML/CSS and responsive design. Apply OO design patterns, work in Agile, provide technical leadership, communicate with stakeholders, solve problems, and adapt to changing project needs.

Manage full lifecycle of supplier, service, and construction contracts: identify and onboard partners, develop solicitations, negotiate terms, oversee execution, ensure compliance, manage closeout, report performance, and leverage analytics for risk identification and decision support.

Sell VOICE Media Group's digital advertising solutions to large local businesses using a consultative approach. Build and manage relationships, close deals, and sell services including PPC, display advertising, SEO, social media marketing, and reputation management. Leverage an existing book of business and demonstrate consistent sales performance.

Lead global commercial expansion of the LANGUAGECERT Test of English by identifying markets and partners, securing franchise/licensing deals, building pipelines, managing executive and government relationships, collaborating cross-functionally, representing the product at events, and delivering revenue and market growth targets.

Design and build backend services, APIs, SDKs, and user-facing systems enabling secure agent-to-agent financial interactions. Implement cryptographic identity, payment workflows, transaction processing, reputation tools, and scalable infrastructure for AI-native financial products.

Design, schedule, and supervise horizontal oil and gas well drilling. Evaluate rigs, contracts, and vendors; prepare AFEs; monitor real-time drilling data; coordinate with geology, reservoir, land, and field teams; ensure regulatory compliance, cost control, and continuous operational improvement.