Jacobsen holds bachelor's degrees in accounting and economics, and a master's in accounting. Early in her career, she taught community college mathematics and served on the Puyallup City Council. She has demonstrated legislative acumen by sponsoring bills aimed at reducing textbook costs, protecting vehicle owners' privacy, and addressing professional licensing issues during the COVID-19 pandemic. Jacobsen has also secured significant funding for infrastructure projects within her district.

Cyndy Jacobsen's legislative initiatives reflect a blend of fiscal prudence and protective stances on privacy and professional licensing, particularly during the COVID-19 pandemic. Her support for reducing textbook costs and protecting vehicle owners' privacy suggests a focus on individual liberties and economic efficiency. Jacobsen's unexpected opposition to a new city safety building and her defense of a controversial statue highlight a commitment to free speech and skepticism of government overreach. Her introduction of a bill to ban gender-affirming care for minors adds a contentious layer to her ideological profile, revealing a conservative stance on social issues.