Short answer: Finance, consulting and big tech open first: most of their Summer 2027 programs opened between January and October 2026, and many have closed. Most other fields hire from November to April. In the SimplifyJobs public list, about a quarter of last season's US internships were posted by September 30 and over half by January 31. Pick your field or company below.
By field
When each kind of internship opens for Summer 2027.
- EngineeringBy fieldWhen do Summer 2027 engineering internships open?Large aerospace and industrial employers opened Aug to Oct 2026; most others hire Nov to April. Useno listed 945 engineering internships on Nov 9, 2026.
- MarketingBy fieldWhen do Summer 2027 marketing internships open?Big consumer brands opened Aug to Sept 2026, and L'Oreal USA closed Sept 30. Most marketing roles post Nov to April. Useno listed 293 on Nov 9.
- BankingBy fieldWhen do investment banking internships open for Summer 2027?Most opened January to August 2026 and many closed. Summer 2028 has started: Evercore's 2028 Summer Analyst closes Nov 15, 2026. The full calendar.
- FinanceBy fieldWhen do Summer 2027 finance internships open and close?Banks opened June to September 2026 and many division deadlines fell in Oct and Nov. Corporate finance hires into spring. Useno listed 563 finance roles Nov 9.
- SoftwareBy fieldWhen do Summer 2027 software engineering internships open?Big tech opened July to October 2026 and most still review on a rolling basis; smaller companies post into spring. Useno listed 638 SWE roles on Nov 9.
- ConsultingBy fieldWhen do Summer 2027 consulting internships open?McKinsey, BCG and Bain recruited Summer 2027 interns January to August 2026 and are closed. Smaller and Big 4 consulting still hire; Useno listed 66 on Nov 9.
- Big 4By fieldWhen do Big 4 internships open for Summer 2027?Big 4 audit and tax recruit about 18 months ahead, so most Summer 2027 roles filled in 2025 and 2026. KPMG was still open on Nov 9, 2026. Firm by firm.
- AccountingBy fieldWhen do Summer 2027 accounting internships open?The Big 4 recruited a year or more ahead; mid-size and regional firms hire Nov to April, plus tax-season roles. Useno listed 235 accounting internships Nov 9.
By company
Dates from each employer's own pages, plus when they first posted last year.
By companyWhen do NASA internships open for Summer 2027?NASA's Summer 2027 internship deadline is March 1, 2027; fall 2027 closes May 24. Spring 2027 closed Sept 14, 2026. Who can apply and how.
By companyWhen do Goldman Sachs internships open for Summer 2027?Goldman Sachs opened its 2027 Americas Summer Analyst application on Aug 15, 2026 and reviews as applications arrive. What first-years can apply to.
By companyWhen do JPMorgan internships open for Summer 2027?JPMorgan posts each Summer 2027 program on its own date and reviews as applications arrive. Useno's JPMorgan Chase page listed 8 open roles on Nov 9.
By companyWhen do Morgan Stanley internships open for Summer 2027?Morgan Stanley's 2027 US investment banking internship ran Jan 1 to Feb 15, 2026, about 17 months ahead. It is closed; what is still worth checking.
By companyWhen do Bank of America internships open for Summer 2027?Bank of America's 2027 investment banking program closed in spring 2026, and most other 2027 programs had deadlines in early November. What to do now.
By companyWhen do Google internships open for Summer 2027?Google's first Summer 2027 software intern posting ran July 21 to 24, 2026. On Nov 9, 13 Google 2027 intern roles were open in the US. What to check.
By companyWhen do Amazon internships open for Summer 2027?Amazon posted its Summer 2027 SDE intern role in the US on Sept 17, 2026 and still accepted applications on Nov 9. Who qualifies and where to look.
By companyWhen do Microsoft internships open for Summer 2027?Microsoft posts Summer 2027 software intern roles team by team; several went up in Oct and Nov 2026. Explore for sophomores opens the first week of December.
By companyWhen do Meta internships open for Summer 2027?Meta's Summer 2027 intern roles began posting in fall 2026 and review on a rolling basis. Useno's Meta page listed 25+ open roles on Nov 9, 2026.
By companyWhen do Apple internships open for Summer 2027?Apple keeps undergrad internship postings open year round and reviews them on an ongoing basis. On Nov 9, 2026 it listed 25 US internship postings.
By companyWhen do NVIDIA internships open for Summer 2027?NVIDIA's 2027 internships were open on Nov 9, 2026 and accept applications on an ongoing basis. Useno's NVIDIA page listed 25+ open roles that day.
By companyWhen do Deloitte internships open for Summer 2027?Deloitte posts each Summer 2027 internship with its own end date, and most audit and tax windows have closed. On Nov 9, 2026 its US search showed 14.
By companyWhen do PwC internships open for Summer 2027?PwC's Summer 2027 client service internships are for juniors who applied as third-years. Sophomores are recruiting now for 2028 through Destination CPA.
By companyWhen do EY internships open for Summer 2027?EY still lists Summer 2027 consulting, assurance and tax internships, and announced a paid 8 to 12 month Career Residency starting January 2028.
By companyWhen do KPMG internships open for Summer 2027?KPMG's Summer 2027 internships were open on Nov 9, 2026 with rolling review, for students graduating Nov 2027 to Sept 2028. Two applications at a time.
By companyWhen do McKinsey internships open for Summer 2027?McKinsey's 2027 Business Analyst Intern application opened Jan 1, 2026 and closed Mar 29, 2026, for students graduating Dec 2027 to Aug 2028.
By season and month
Spring, Summer 2028, summer start dates, and whether it is too late.
- Spring 2027By season and monthWhen do Spring 2027 internships open?Fixed-deadline spring programs like NASA closed in September 2026. Rolling spring roles are still posting: 61 on Useno named Spring 2027 on Nov 9.
- Summer 2028By season and monthWhen do Summer 2028 internships open?Some already have: by Nov 9, 2026 Useno listed 2028 roles from Mizuho, Lincoln International and Schneider Downs. Who should look now, and where.
- Start datesBy season and monthWhen do summer internships start and end?Most run 10 to 12 weeks, starting in May or June and ending in August. NASA summer sessions are 10 weeks; SpaceX asks for 12 in a row.
- JanuaryBy season and monthIs it too late to apply for summer internships in January?No. Many employers hire from January to April, and NASA's Summer 2027 deadline is March 1, 2027. What is still open in January and where to look.
- FebruaryBy season and monthIs it too late to apply for summer internships in February?No. Many employers hire from January to April, and NASA's Summer 2027 deadline is March 1, 2027. What is still open in February and where to look.
- AprilBy season and monthIs it too late to apply for summer internships in April?No, but the window is narrower. Most big programs have closed by April; smaller employers and startups still hire. NASA's fall 2027 deadline is May 24.
How to get one
Plans for your year, your field and your situation.
- SophomoreHow to get oneHow to get an internship as a sophomore in collegeApply to sophomore programs, then to roles whose graduation window includes your year. Most non-finance roles hire Nov to April. A step-by-step plan.
- SeniorHow to get oneHow to get an internship as a senior in collegeMany internships need you to still be a student afterward, so check graduation windows. Seniors can also target new grad roles: Useno listed 3,322 on Nov 9.
- InternationalHow to get oneHow to get an internship as an international studentF-1 students usually need CPT from their school to intern in the US. Skip roles that require citizenship, like NASA, and check each posting for sponsorship.
- No experienceHow to get oneHow to get an internship with no experienceInternships exist to give you experience. Show class projects, clubs and part-time work, apply early to roles that review as they arrive, and write to people.
- Data scienceHow to get oneHow to get a data science internshipLearn SQL and Python, publish one real analysis, and apply in the fall for big companies and in spring for smaller ones. Useno listed 268 data roles on Nov 9.
- How manyHow to get oneHow many internships should I apply to?There is no magic number. Apply to every role you qualify for in your target field, soon after it posts, and track them. A simple weekly plan.
- FinanceHow to get oneHow to get a finance internship with no experienceStart with first- and second-year programs like Citi Freshman Discovery and JPMorgan's Fellowship, learn the basics, and widen past big banks. A plan.
- BankingHow to get oneHow to get an investment banking internshipStart in sophomore year: big banks open junior internships 15 to 18 months ahead. Learn the technicals, network, and track every deadline. A timeline.
- SoftwareHow to get oneHow to get a software engineering internship with no experienceBuild two real projects, practise coding tests, and apply to sophomore programs like Microsoft Explore. Useno listed 638 software internships on Nov 9.
- ConsultingHow to get oneHow to get a consulting internshipStart in sophomore year with programs like Bain's (due Nov 30, 2026), practise case interviews, and apply beyond the top three firms. A step-by-step plan.
Where to look on Useno
On November 9, 2026, Useno listed 6,910 Summer 2027 roles on the internship board. Start with a field: 563 finance and banking internships, 638 software engineering internships, 66 consulting internships, 235 accounting internships, 945 engineering internships, 293 marketing and sales internships or 268 data, AI and analytics internships.
Sources
Employer dates come from each employer's own pages where they publish them. A date that only a third party reports is marked Third party. Useno counts are Useno's own data, read on November 9, 2026.
- Third partySimplifyJobs public internship list (GitHub)github.com
- Useno dataUseno internship index, read November 9, 2026useno.app