Women have long faced structural and cultural barriers in civil engineering and architecture, traditionally male-dominated fields. Despite these challenges, they have made significant contributions to innovation, sustainability, and the transformation of the built environment. In recent decades, greater access to higher education and professional opportunities has increased women’s visibility in these disciplines. In Iran, for example, women account for over 55% of civil engineering graduates but occupy less than 20% of positions in the professional workforce. Using a mixed-methods approach—including case studies, statistical analysis, and literature review—this study examines women’s role in advancing sustainable structures, technological progress, and inclusive urban development. Findings highlight that women’s participation enhances creativity, problem-solving, and resilience in engineering teams, leading to more effective outcomes. Historical and contemporary figures such as Emily Warren Roebling, Zaha Hadid, and Patricia Galloway illustrate how women have driven breakthroughs in leadership, design, and policy. Nevertheless, persistent obstacles—including gender stereotypes, workplace discrimination, limited leadership opportunities, and work-life balance pressures—continue to hinder women’s full integration. Case studies from countries such as Sweden, India, and Rwanda demonstrate that gender-responsive policies, mentorship programs, and family-friendly workplace reforms can significantly improve retention and advancement. This paper argues that integrating women into civil engineering and architecture is not only a matter of gender equity but also a strategic necessity for innovation, sustainability, and global development. Encouraging greater female participation ensures more diverse perspectives and inclusive solutions to 21st-century challenges such as climate change, urbanization, and infrastructure resilience.