Seeger earned his Bachelor of Arts, summa cum laude, from Wheaton College in 1993 and his Juris Doctor, magna cum laude, from the University of Michigan Law School in 1997, where he was inducted into the Order of the Coif and served as both an associate and articles editor of the University of Michigan Law Review.

After his clerkship Seeger joined the Chicago, Illinois, office of Kirkland & Ellis in 1998, where he spent his last seven years as a partner.

From 2010 to 2019, Seeger served as Senior Trial Counsel in the Chicago Regional Office of the United States Securities and Exchange Commission, where he litigated cases to enforce federal securities laws on behalf of the public.

President Trump nominated Seeger to the seat vacated by Judge James Zagel, who assumed senior status on October 21, 2016.

[4] On January 3, 2019, his nomination was returned to the President under Rule XXXI, Paragraph 6 of the United States Senate.