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Senior Open Source Developer Jobs (NOW HIRING)

Braintrust

Open Source Engineer - Python

New York, NY · On-site +1

Care deeply about developer experience, from clean APIs and clear docs to thoughtful error handling ... You've contributed to popular open source projects, led SDK adoption at your organization, are ...

Onehouse

Senior Software Engineer, Open Source (US)

$125K - $165K/yr

The Senior Software Engineer on the Open Source team will play a pivotal role in shaping the vision and roadmap for Apache Hudi, collaborating across teams to ensure integration and community ...

Pae

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by ... open for at least three days, with a closing date no earlier than three days after the original ...

Braintrust

Open Source Engineer - Go

New York, NY · On-site +1

Care deeply about developer experience, from clean APIs and clear docs to thoughtful error handling ... You've contributed to popular open source projects, led SDK adoption at your organization, are ...

Gruntwork

Golang Contractor - Open Source

Anthony, KS · Remote

$45 - $55/hr

Gruntwork is hiring a senior Golang engineer to focus specifically on Open Source projects, primarily OpenTofu but also other open source tools at Gruntwork. * Work collaboratively with the open ...

New

Pae

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by ... open for at least three days, with a closing date no earlier than three days after the original ...

Pae

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by ... open for at least three days, with a closing date no earlier than three days after the original ...

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Senior Open Source Developer information

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$25K

$80.3K

$163.5K

How much do senior open source developer jobs pay per year?

As of Jul 12, 2026, the average yearly pay for senior open source developer in the United States is $80,287.00, according to ZipRecruiter salary data. Most workers in this role earn between $41,500.00 and $103,000.00 per year, depending on experience, location, and employer.

What is the difference between Senior Open Source Developer vs Open Source Software Engineer?

AspectSenior Open Source DeveloperOpen Source Software Engineer
CredentialsExperience in open source projects, coding skills, possibly certifications in relevant technologiesSimilar credentials, often with additional focus on software engineering principles and certifications
Work EnvironmentCollaborates in open source communities, contributes to projects, often remoteWorks within organizations on open source projects or internal tools, may be part of a team
Industry UsageCommon in tech, software, and open source communitiesUsed in tech companies, startups, and organizations leveraging open source solutions

While both roles involve working with open source projects, a Senior Open Source Developer typically focuses on contributing code and leading community efforts, whereas an Open Source Software Engineer may work within a company to develop, maintain, and integrate open source solutions into products.

What cities are hiring for Senior Open Source Developer jobs? Cities with the most Senior Open Source Developer job openings:
What are the most commonly searched types of Open Source Developer jobs? The most popular types of Open Source Developer jobs are:
What states have the most Senior Open Source Developer jobs? States with the most job openings for Senior Open Source Developer jobs include:
What job categories do people searching Senior Open Source Developer jobs look for? The top searched job categories for Senior Open Source Developer jobs are:
Senior Open Source Developer jobs near you
Infographic showing various Senior Open Source Developer job openings in the United States as of July 2026, with employment types broken down into 85% Full Time, 3% Part Time, 1% Temporary, and 11% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution, with an average salary of $80,287 per year, or $38.6 per hour.
350F All Source Intelligence Instructor

350F All Source Intelligence Instructor

Amentum

Fort Huachuca, AZ • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 27 days ago

Job description

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability. Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress. Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success. Headquartered in Chantilly, Virginia, we have approximately 50,000 employees in more than 70 countries across all 7 continents.
Make an impact where national security and innovation intersect. Through the Huachuca Training & Support Contract (HTASC), you'll play a vital role in shaping the next generation of intelligence professionals who protect our nation and its allies. Located at Fort Huachuca, AZ, home of the U.S. Army Intelligence Center of Excellence, HTASC brings together talented civilian experts and military professionals to deliver world-class intelligence education, training, and mission support. If you're passionate about serving a greater purpose, collaborating with dedicated professionals, and contributing to one of the Army's most critical missions, we invite you to join our team.
We are currently seeking a 350F All Source Intelligence Instructor to support this mission-critical program. This is a full-time, onsite position located at Fort Huachuca, Arizona, offering the opportunity to directly contribute to the training and development of the intelligence professionals who safeguard our nation's security.
Responsibilities:
  • Advanced skills in the following areas: Military Map Reading, IPOE, Military Symbology, MDMP, and Intelligence Support to Collection, Targeting and the Intelligence Synchronization process.
  • Learn and execute the process for identification, development, and validation of POI updates for the courses to remain current, relevant and reflective of Army Transformation. This includes developing and maintaining working relationships with the required stakeholders and decision makers across USAICoE.

Minimum Requirements:
  • TS/SCI or TS Interim clearance required (Note: US Citizenship is required to obtain a security clearance)
  • Prior 350F All Source Intelligence Technician in good standing, graduate of WOBC and WOIC or equivalent courses.
  • Must have 8 years of as a 350F executing or managing authorized intelligence operations at echelons at brigade or above.
  • Knowledge of current policy and doctrine of the 350F MOS, including current changes and fielding of Army Field Manuals (FM), Army Doctrine Publications (ADP), Army Techniques Publications, (ATP) Army Regulations, and current DoD Directives.

Preferred Qualifications:
  • Instructor Certified
  • Previous experience as an instructor, trainer, or curriculum developer
  • Experience at the Field Grade Level (CW3 and above)

Compensation Details:
$67,000 - $100,000
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
  • Health, dental, and vision insurance
  • Paid time off and holidays
  • Retirement benefits (including 401(k) matching)
  • Educational reimbursement
  • Parental leave
  • Employee stock purchase plan
  • Tax-saving options
  • Disability and life insurance
  • Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
06/16/2026 - Until Filled
Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

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