CalTech - California Institute of Technology Jobs

CalTech - California Institute of Technology

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Pasadena

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"Application Developer"

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Application Developer

Staff

May 2, 2026

Location

Pasadena, CA

Caltech

Type

Full-time Regular, Exempt

Salary

$109,200 - $134,700 Per Year

Required Qualifications

Bachelor’s in CS, Engineering, Astronomy, Physics
5+ years professional experience
2+ years C and Python development
Cloud software development
Git/GitHub, Jira experience
US Person (ITAR required)

Research Areas

Nancy Grace Roman Space Telescope
Dark Energy
Exoplanets
Infrared Astrophysics
Astronomical Data Processing
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Application Developer

Position Description

Application Developer

Job Category
Fulltime Regular

ExemptOvertimeEligible
Exempt

Benefits Eligible
Benefit Based

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.

IPAC, in the Physics, Math, and Astronomy Division at Caltech, provides science operations, user support, data and archive services, and scientific vision to enhance discovery with observatories both in space and on the ground. The Nancy Grace Roman Space Telescope is a NASA observatory designed to address key questions in the areas of dark energy, exoplanets, and infrared astrophysics. It is slated for launch by May 2027. IPAC is inviting highly qualified individuals to apply for a full-time position as a Data Processing Pipeline Developer with the Roman team at IPAC. This position requires weekly on-site work.

Job Summary

As a Pipeline Developer, you will work with engineering and scientific team members on tasks to develop, operate, and test large, automated pipelines in a cloud environment that process images taken with the Wide-Field Instrument on the Roman Telescope. You will develop both prototype and production-quality automated software to work with high volumes of data for science operations. You will also help the team interpret and implement project requirements and detail and document the work that you’ve accomplished.

Basic Qualifications

  • Bachelor’s degree or equivalent experience in Computer Science, Computer Engineering, Astronomy, Physics, Math, or a related technical field.
  • Five or more years of professional experience.
  • Two or more years’ experience developing software code using C and python.
  • Ability to work in a team environment, including good written and verbal communication skills.
  • Experience as a software developer in a cloud environment.
  • Familiarity with software configuration management principles and tools, source code version control (e.g., Git/GitHub), and issue/bug tracking systems (e.g., Jira).
  • Qualify as a United States (US) person as defined by ITAR regulations. A US person is a citizen of the United States, a lawful permanent resident alien of the US (“Green Card” holder), or an individual granted refugee or asylee status under US law.

Preferred Qualifications

Beyond these basic qualifications, there are a set of skills and experiences that 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:

  • Experience developing software for astronomical data analysis.
  • Experience working with large data sets and databases.

Required Documents

  • Full resume.
  • Short cover letter.

Depending on the start date, an initial remote working arrangement may be considered for up to three months.

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. Caltech’s 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 Institute’s 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.

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Frequently Asked Questions

📚What are the basic qualifications for this Application Developer role?

To qualify, candidates need a Bachelor’s degree or equivalent in Computer Science, Computer Engineering, Astronomy, Physics, or related field, plus 5+ years professional experience and 2+ years in C and Python. Cloud environment development, Git/GitHub, Jira, team communication, and US Person status (ITAR) are required. Preferred: astronomical data analysis and large datasets. Review research jobs for similar roles.

🚫Does this job offer visa sponsorship or remote work?

No visa sponsorship; must qualify as a US Person per ITAR regulations (US citizen, permanent resident, refugee/asylee). Requires weekly on-site work in Pasadena, CA, but initial remote up to 3 months may be considered based on start date. Explore administration jobs for more Caltech opportunities.

💰What is the salary and benefits for this position?

Salary range is $109,200 - $134,700 per year, based on experience and internal equity. Benefits eligible: competitive health, dental, vision insurance, 403(b) retirement, PTO (vacation, holidays, sick, parental), tuition reimbursement, athletic center, libraries, daycare. See Caltech benefits details.

🔧What are the main responsibilities as a Pipeline Developer?

Develop, operate, and test automated data processing pipelines in cloud for Roman Telescope’s Wide-Field Instrument images. Handle high-volume astronomical data, create prototype/production software, interpret requirements, document work. Collaborate with engineering/science teams on dark energy, exoplanets, infrared astrophysics. Check research jobs for pipeline roles.

📄How do I apply for this Caltech Application Developer job?

Submit a full resume and short cover letter. Applications due by May 2, 2026. Position supports Nancy Grace Roman Space Telescope at IPAC. Tailor your docs to highlight Python/C, cloud dev, and astro experience. Use our free resume template and cover letter template for success.

What preferred skills enhance my candidacy?

Preferred qualifications include experience in astronomical data analysis software and working with large datasets/databases. These boost contributions to Roman mission science operations. Even without them, apply if you meet basics. Learn more via research role advice.
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