Top Internships in Denver & Boulder, CO

Electrical Reliability Engineering Intern supporting reliability analyses for terrestrial and space systems. Responsibilities include learning reliability metrics and methods, modeling electrical component parameters, analyzing circuits using classical techniques or SPICE, investigating circuit failures, documenting results, translating requirements, and supporting continual improvement projects. The intern will work onsite with reliability engineers and cross-functional teams while developing practical experience in mission assurance and electrical reliability engineering.

Electrical Reliability Engineering Intern supporting reliability analysis for terrestrial and space systems. Responsibilities include learning reliability metrics and analyses, modeling electrical component parameter variations, analyzing circuits using classical methods or SPICE, investigating circuit failures, documenting results, translating requirements, and supporting continual improvement projects. The role is fully on-site and involves collaboration with multiple engineering disciplines in office, laboratory, production, cleanroom, and outdoor environments.

Supports competitive intelligence and position-to-win activities for defense and national security pursuits. Conducts open-source research on competitors, customer requirements, technology developments, and defense budgets; develops competitive landscapes, scorecards, qualitative models, and analysis for capture efforts and strategic investments. The role is an on-site internship requiring collaboration across business units and potential travel between company and other locations.

Supports BAE Systems’ Strategy & Capture organization through competitive intelligence, open-source research, defense budget analysis, competitor assessments, scorecards, and strategic analytic products. The intern will help inform capture efforts and investment decisions while collaborating with business units and strategy professionals. The role is onsite five days per week and may involve travel between company and other locations.

Electrical Reliability Engineering Intern supporting reliability analyses for terrestrial and space systems. Under mentorship, the intern will work with reliability metrics, reliability prediction, part stress, failure modes, circuit, fault tree, and related analyses. Responsibilities include modeling electrical component parameters, analyzing circuits using SPICE, investigating failures, documenting results, translating requirements, supporting continual improvement projects, and collaborating across engineering teams. The role is fully on-site and may involve laboratory, production, cleanroom, and outdoor environments.

Supports BAE Systems’ Strategy & Capture team through competitive intelligence, open-source research, defense budget analysis, competitor assessments, scorecards, and strategic analysis for capture efforts. The intern will synthesize complex information into actionable insights, collaborate with business and strategy teams, and gain exposure to defense acquisition, national security policy, and market analysis.

Participate in BAE Systems’ LEAP internship program while supporting the design and analysis of high-reliability space-based electronic systems. Responsibilities include FPGA development and verification, analog and digital circuit design, modeling and simulation, test fixture development, PWB layout and packaging, harnessing, parts selection, and reliability and signal-integrity analysis. The role is performed on-site and includes collaboration with engineering teams and company stakeholders.

Full-time summer intern supporting secure data sharing, multi-cloud infrastructure, Terraform automation, AWS and Databricks platforms, and Unity Catalog governance. The role involves collaborating with platform engineers, security teams, and domain teams while developing practical experience with distributed systems, cloud technologies, and reusable automation.

Supports financial statement audits by reviewing financial documents, analyzing financial data, documenting audit findings, evaluating internal controls, and applying GAAP, GAAS, and auditing methodologies. Collaborates with audit teams, researches client information, assesses risks, and develops foundational knowledge of financial reporting, compliance, and client service while learning from experienced auditors.

Supports tax consulting teams with corporate tax returns, compliance documents, regulatory research, international and multistate tax planning, tax models, provisions, audits, and data analytics. The intern assists with optimizing client tax positions, minimizing risks, and developing compliance strategies while learning PwC methodologies and collaborating with experienced professionals.

Supports tax consulting teams with corporate tax returns, compliance documents, tax research, international and multistate tax planning, tax models, audits, and regulatory strategies. The intern analyzes tax regulations, applies data analytics to identify optimization opportunities, collaborates on client projects, and develops professional skills while learning PwC methodologies.

Supports financial statement audits by reviewing financial documents, analyzing financial data and trends, documenting audit procedures, evaluating internal controls, and applying GAAP, GAAS, and auditing methodologies. Collaborates with audit teams while developing foundational knowledge of financial reporting, compliance, risk assessment, client service, and PwC audit practices.

Audit Interns support financial statement audits by reviewing financial documents, analyzing financial data, documenting audit procedures and findings, evaluating internal controls, and applying GAAP, GAAS, and audit methodologies. They collaborate with audit teams, assess risks, monitor financial trends, and develop foundational knowledge of accounting, financial reporting, client service, and assurance practices.

Supports aerospace quality engineering and process improvement initiatives through requirements development, metrics analysis, process documentation, quality assurance activities, anomaly and non-conformance investigation, root-cause analysis, corrective actions, and cross-functional program execution. The intern participates in technical meetings, briefings, process-change pilots, and broader program lifecycle quality duties in an on-site office, laboratory, production, or cleanroom environment.

Supports quality engineering, process improvement, program deliverables, performance metrics, quality assurance requirements, and anomaly, non-conformance, root-cause, and corrective-action processes. The intern will collaborate with cross-functional teams, participate in technical meetings, improve process documentation, pilot process changes, and work in office, laboratory, production, or cleanroom environments.

Supports aerospace quality engineering activities, including process improvement, requirements development, quality assurance, metrics, process documentation, anomaly and non-conformance resolution, root-cause analysis, corrective actions, and technical briefings. The intern collaborates with cross-functional program teams and process owners, helps pilot process changes, and contributes to program deliverables in office, laboratory, production, or cleanroom environments.

Supports strategic financial initiatives through financial modeling, ad hoc analysis, and evaluation of P&L, balance sheet, and cash impacts. Assists with investor presentations, models, and data, while improving financial analytics processes. The intern collaborates with senior leaders, business teams, and external stakeholders during a full-time, 12-week summer internship.

Software Engineering Interns join a cross-functional team to design, develop, test, review, and release software features used by millions of users. The role involves AWS infrastructure, system design, code reviews, CI/CD, REST APIs, microservices, databases, and responsible use of AI development tools. Interns participate in a full-time 12-week hybrid program in Denver, including team projects and professional development sessions.

Support B2B creative marketing campaigns from ideation through execution and performance reporting. Contribute to branding, storytelling, communications, content strategy, social media, thought leadership, and video initiatives. Help improve upper-funnel engagement metrics, interpret campaign data, collaborate with cross-functional teams, and manage multiple deadlines while learning through a structured summer internship program.

Supports direct-to-consumer lifecycle campaigns involving incentive marketing, email, push notifications, and in-app communications. Assists with campaign ideation, execution, user retention, activation, reactivation, performance reporting, trend analysis, and cross-functional initiatives. The intern will evaluate campaign effectiveness, improve user experiences, manage multiple deadlines, and participate in professional development activities during a 12-week summer internship.

Supports business development through pitch materials, market research, competitive analysis, opportunity identification, stakeholder coordination, outreach research, and performance reporting. The intern analyzes data and industry trends to develop actionable insights, contributes to client meeting preparation, and collaborates cross-functionally during a full-time 12-week summer internship.

Supports client partnership and sales operations through Salesforce audits, database cleanup, lead generation, prospecting, sales-call research, proposals, presentations, invoice review, competitive research, and client information organization. The intern also assists with event setup, project coordination, and sales-cycle administration while developing data-driven sales skills in a hybrid Denver-based summer internship.

Accounting Intern supporting monthly close procedures, journal entries, reconciliations, SEC filings, internal audits, compliance documentation, process automation, KPI development, and special accounting projects. The role is a full-time, 12-week hybrid summer internship in Denver, with opportunities to develop accounting, analytical, communication, and professional skills.

Software Engineering Interns will build and ship high-impact software projects across product, infrastructure, customer experience, mobile, and security teams. Responsibilities include designing, developing, testing, and deploying features; collaborating with multidisciplinary teams; participating in agile development and prototyping; applying user-centered design; and learning through mentorship, technical talks, and feedback. The internship is virtual, full-time, and lasts 12 weeks during Summer 2027.

Paid, full-time software engineering internship supporting high-scale video platform backend services. The intern will develop Java and/or TypeScript microservices, write automated tests, participate in code reviews and Agile ceremonies, analyze backend performance, improve observability, document technical systems, and research modernization opportunities in an AWS-based distributed environment. The internship concludes with a presentation to engineering leadership.