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Our diverse international development professionals range from recent graduate students to seasoned experts who have worked in a variety of country contexts. Visit our Arlington, Virginia headquarters or one of our 45+ project offices worldwide, and you will meet staff who are dedicated, energized and passionate about finding solutions to some of the world’s most vexing challenges.
I am thankful MSI gives us the opportunity to serve our community and to make a difference in the lives of others.
Melanie Murphy
Technical Associate
MSI has given me the possibility to interact with people with a rich vibrant work experience and ethics, from which I have learned so much.
Dália Monteiro Traça
Chief of Party, Mozambique MMEMS program
My team has the perfect mix of experiences, positive attitudes, and ambition that enables us to design and implement exceptional programs all over the world.
Ryan Young
Technical Director, Peace and Stability
Who we are
Staff Worldwide
USAID MEL Support Contracts in Past 15 Years
USAID Evaluations in Past 5 Years
We're committed to building an organization that values collaboration, partnership, personal growth and learning, open communication, broad appreciation of differences and compassionate curiosity. Read more at the link below.
Internship Program

Interested in interning at MSI?

We have a year-round, paid internship program that provides interns with an opportunity to gain practical skills in various aspects of international development, including contract compliance, project management, strategic communications, recruitment, business development and more. Interns work a flexible 28 hours per week and gain hands-on experience. We fill many of our entry-level opening from our intern pool, making MSI a great place to start a development career.

Apply Here
“The entire company demonstrated the importance of being a community and a place that included everyone in the conversation…Working at MSI was a delight and healthy experience that I am thankful for, and I will continue to grow and push myself to build on the foundation it provided.” 
Marrelle Bailey, Peace and Stability Intern Marrelle Bailey, Peace and Stability Intern
Talent Database
If you would like to submit your CV to our talent database, please visit our career site below.

If you do not see an answer to your question here, please contact our recruitment staff at

This means that we already have a profile for you, so you do not need to complete the application form again. You can log in using that e-mail address and your password (see “I forgot my password” below for more information), then update your information and/or apply to a specific position.

You can request your password at any time. Go to the careers page ( and click “Log in to your resume profile.” under the “Previous Applicants” banner on the right side of the screen. You will then see where to click if you do not remember your password. The website will send your password to the email address we have on file for you.

Please try to submit your application at a later time. If you continue to receive an error message, please email with a detailed explanation of your problem and we will assist you as soon as possible.

Yes; in addition to the CV, you can upload up to three (3) additional documents in the “Add Resume & Attachments” section. If you would like to upload additional attachments to an existing profile, log into your account, click “edit application,” and attach up to three (3) documents at a time under “Add Resume and Attachments.”

You can upload a new resume at any time by logging into your profile and clicking “Add Resume and Attachments” under the “Resume and Cover Letter” subheading. The new resume will automatically replace the one we previously had on file.

If you do not see a position listed on our website, it has either been filled or closed. Positions often stay on external websites longer than it takes MSI to fill them. However, we recommend that you fill out a general application and check back on our careers website for other opportunities.

You will receive an email message confirming that we have received your application. You will receive a separate email for each position for which you apply.

Due to the volume of applications we receive, we are unable to respond to each one individually. We will contact you if you are selected for an interview. You can also view the status of each individual position application by logging into your profile page.

We try to fill our positions as quickly as possible with the most qualified applicant. We encourage applicants to apply to open positions at their earliest convenience. We do not put closing dates on our positions.

Absolutely. All information that you submit to our website is stored in our database, and we search our database regularly. However, we encourage applicants to check our website often and to attach their names to specific positions in order to be considered for positions of particular interest to them.

There are often citizenship requirements for certain positions and we are sure to list them prominently in each advertisement. For positions at MSI headquarters in Arlington, Virginia, work authorization is required.

We accept interns on a rolling basis and so it is always a good time to apply for our internship program. The typical internship contract lasts three (3) months from the start date, with the possibility of renewal in 3-month increments.

In almost all cases, we require current U.S. work authorization for our headquarters positions and list this in the relevant advertisements.

Please feel free to use a general salutation for your cover letter as we have several staff members involved in each recruitment process.

Due to U.S. government equal employment reporting regulations, MSI only accepts applications via our website.

Unfortunately, MSI is not able to accommodate informational interview requests. We will reach out to short-listed candidates to discuss the positions in more detail, and would be happy to answer any questions about the position and the company at that time.

Equal Employment Opportunity Policy

MSI is an equal opportunity employer that values diversity and inclusion. We strive to develop and maintain a culture that honors the perspectives and identities of our employees, our communities and those impacted by our work. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. In accordance with applicable law, we make reasonable accommodations for applicants’ and employees’ religious practices and beliefs, as well as any mental health or physical disability needs.

Equal Employment Opportunities for Individuals with Disabilities and Protected Veterans

MSI adheres to the Americans with Disabilities Act (ADA & ADAAA), Rehabilitation Act (Section 503) and Vietnam Era Veterans Readjustment Assistance Act (VEVRAA) and treats all applicants and employees with disabilities in accordance with requirements of these laws. MSI is committed to providing equal employment opportunities to individuals with disabilities. We do not discriminate against qualified individuals with disabilities in regard to application procedures, hiring, advancement, discharge, compensation, training or other terms, conditions and privileges of employment. MSI complies with all federal and state laws concerning the employment of persons with disabilities and acts in accordance with regulations and guidance issues by the Equal Employment Opportunity Commission (EEOC).

Reasonable Accommodations

MSI is dedicated to hiring an inclusive workforce. If you would like to request reasonable accommodations during the application process, please visit Tetra Tech’s Disability Assistance Page. Our recruitment team looks forward to engaging in an interactive process to provide reasonable accommodations for candidates.