Key qualities expected from a civil servant according to UPSC guidelines include integrity, competence, decisiveness, and a strong sense of public service. Effective communication, adaptability, and analytical skills are critical, as civil servants often navigate complex issues impacting society. The guidelines also emphasize the importance of leadership abilities, as civil servants represent government interests and are responsible for implementing policies. A commitment to ethical standards and the ability to work collaboratively within diverse teams are essential to foster trust and accountability in public service.