Applications Developer

Caltech is a world-renowned science and engineering institute that marshals some of the world's brightest minds and most innovative tools to address fundamental scientific questions. We thrive on finding and cultivating talented people who are passionate about what they do. Join us and be a part of the diverse Caltech community.

Job Summary

IPAC at Caltech is looking for a developer for the RAPID pipeline team. As a part of the Physics, Math, and Astronomy Division at Caltech, IPAC (www.ipac.caltech.edu ) provides science operations, user support, data and archive services, and scientific vision to maximize discovery with observatories both in space and on the ground. We are partners with NASA, NSF, JPL, and the international research community to advance exploration of our Universe. Over our three-decade history, we have provided a range of support for more than 20 astronomy missions, helping each to bring forth major advances in astrophysics and cosmology. As a member of our RAPID team, you will enable scientists to explore the dynamic skyfinding supernovae, other rare cataclysmic events, variable stars, asteroids, and all other manner of time-varying phenomena from our solar system to the edges of the Universe.

Where You Fit In

RAPID is a time-domain Project Infrastructure Team (PIT) for the upcoming NASA Nancy Grace Roman Space Telescope. The PIT is responsible for a low-latency pipeline to discover changes between observations, then alert astronomers for follow-up with other resources. The pipeline will run within AWS, automatically processing observations on receipt, all without a human in the loop. The PIT will also provide associated resources and services to the international community, such as historical light?curves of variable sources and an on?demand forced?photometry service. The developer will help write, validate, and tune the pipeline and services, working with scientists and engineers across several Roman teams.

• Design project architecture and interfaces.
• Independently develop Python modules for specific tasks.
• Validate performance of delivered code.
• Integrate modules into pipeline scaffolding.
• Deploy, maintain, and tune the pipeline in AWS.
• Communicate regularly with the rest of the RAPID team.
• Support off?hours activities during operations as needed.
• Participate in continuing career education, with occasional opportunities to attend industry conferences and related training.

Basic Qualifications

Preferred Qualifications

Beyond these basic qualifications, there are a set of skills and experiences which will add to your ability to contribute to the roles and responsibilities. The following might give you a head start, but even if these do not describe you or your experience, we would still like to hear from you :

Required Documents

Applications will be accepted via the Caltech website only until December 12, 2025. Preferred start date is January 2026. This is an onsite role based in Pasadena, California.

Life at IPAC

People choose to work at IPAC for many reasons, and the casual, employee?centric culture often leads to fulfilling, long?term careers and positive relationships. Caltechs benefits program offers a quality, competitive benefits package that is affordable for you and the Institute. We also offer a 403(b) defined contribution plan to eligible staff as well as a Voluntary Retirement Savings (TDA) Plan. IPAC staff have access to the Institutes facilities, including the athletic center, libraries, on?site daycare, professional development and enrichment classes, and Athenaeum club membership.

Hiring Range

$109,200 - $134,700 Per Year

The salary of the finalist(s) selected for this role will be set based on a variety of factors, including but not limited to, internal equity, experience, education, specialty and training.

As one of the largest employers in Pasadena, CA, Caltech is committed to providing comprehensive benefits to eligible employees and their eligible dependents. Our benefits package includes competitive compensation, health, dental, and vision insurance, retirement savings plans, generous paid time off (vacation, holidays, sick time, parental leave, bereavement, etc.), tuition reimbursement, and more. Non?benefit eligible employees will have access to some benefits such as onsite counseling and sick time. Learn more about our benefits and staff perks.

EEO Statement

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity, or national origin, disability status, protected veteran status, or any other characteristic protected by law.

Caltech is a VEVRAA Federal Contractor.

Caltech complies with the Fair Employment and Housing Act (FEHA) and the Americans with Disabilities Act (ADA). We consider reasonable accommodation measures that may be necessary for eligible applicants and employees to perform the essential functions of a position.

If you would like to request an accommodation to complete this application, interview, or otherwise participate in the employee selection process, please contact Caltech Recruiting at employment@caltech.edu.

Additionally, if you do not meet the basic qualifications of a role but believe you can perform the essential functions of the job with reasonable accommodation, please reach out to Caltech Recruiting at employment@caltech.edu.

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