SIAM: Mathematics in Industry - A report on the employment and educational requirements of mathematical careers in business, industry, and government. - http://www.siam.org/about/mii/
SIAM Career Information - Career information and advice in Applied Mathematics and Computer Science. - http://www.siam.org/careers/
MSCS Employment Resources - Careers and employment in Mathematics, Statistics and Computer Science advice at the University of Illinois, Chicago. - http://www.math.uic.edu/gradstudies/links.html
Careers with Mathematics - From the IMA (UK), some of the many sources of information about the options available. - http://www.ima.org.uk/Careers/careers.htm
Careers in Mathematics Project - Advice compiled by the UK Council for Mathematical Sciences. Categorised by age, with features and posters. - http://mathscareers.atticmedia.com/
Careers in Mathematics - Information for job seekers compiled by Prof. Richard Penney at Purdue University Department of Mathematics. - http://www.math.purdue.edu/jobs/career.php
Mathematics Career Profiles - Essays from MAA describing a wide variety of careers for which a background in the mathematical sciences is useful. - http://www.maa.org/careers/
Occupations in Mathematics - Dictionary of Occupational Titles of the US Department of Labor: job descriptions in mathematics. - http://www.occupationalinfo.org/defset1_3829.html
Job Opportunities at ERCIM Institutes - Institutes participating in the European Consortium for Informatics and Mathematics. - http://www.ercim.org/activity/jobs.html
LMS List of Positions Currently Available - Positions currently available in Mathematics and related areas listed by the London Mathematical Society. - http://www.lms.ac.uk/jobs/
Euro-Math-Job - Vacant academic positions in European departments of Mathematics and Statistics. - http://www.maths.lth.se/nordic/Euro-Math-Job.html