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26 Mosaic Senior Software Developer Jobs Hiring Near You

The Mosaic Company

Process Engineer

Saint James, LA · On-site

The Mosaic Company (NYSE: MOS) is the world's leading integrated producer of concentrated phosphate ... Are you our next Process Chemical Engineer-I, II, III, or Senior? The position provides technical ...

The Mosaic Company

Geotechnical Engineer

Lithia, FL · On-site

The Mosaic Company (NYSE: MOS) is the world's leading integrated producer of concentrated phosphate ... MS Office suite, Engineering software, ability to interpret & understand Primavera P6 & Microsoft ...

The Mosaic Company

Geotechnical Engineer

Bartow, FL · On-site

The Mosaic Company (NYSE: MOS) is the world's leading integrated producer of concentrated phosphate ... Applicable plant operations software experience * PE License a plus Engineer II * 2+ years ...

MOSAIC

Accounting Manager

Vancouver, BC · On-site

MOSAIC is one of Canadas largest settlement non-profit organizations. Our newcomer services change ... The position has organization-wide responsibilities, and works closely with other managers, senior ...

The Mosaic Company

Buyer I

Regina, SK · On-site

Mosaic employees are richly diverse in their skills, experience and backgrounds. From engineering, operations, finance, HR, marketing and research, our team came to Mosaic not just for a job but a ...

Mosaic

Senior IT Analyst - Citizen Development

Tampa, FL · On-site

$78.30K - $104.70K/yr

Citizen Developer - Program Design & Governance The Mosaic Company is the world's leading integrated producer of concentrated phosphate and potash--two of the three most important nutrients in ...

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Mosaic Jobs Information

What are the key skills and qualifications needed to thrive as a Senior Software Developer, and why are they important?

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

What kinds of projects and responsibilities can a Senior Software Developer expect to handle on a daily basis?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

What are Senior Software Developers?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

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

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

What is it like to work at Mosaic?

Mosaic is a company that values collaboration and innovation, fostering a dynamic work environment where employees can share ideas and expertise to drive growth and progress.

The company's team structure is designed to be agile and adaptable, with cross-functional teams working together to achieve shared goals and objectives. Mosaic's mission is to provide sustainable and renewable energy solutions, and the work environment reflects this focus on innovation and sustainability.

Working at Mosaic may appeal to candidates who are passionate about sustainability and renewable energy, and who are looking for a challenging and dynamic work environment where they can contribute to making a positive impact on the world.
What other companies are hiring for Senior Software Developer jobs?
What are the most popular jobs at Mosaic?
What are the most popular categories at Mosaic?
Infographic showing various Senior Software Developer job openings at Mosaic in the United States as of May 2026, with employment types broken down into 1% As Needed, 83% Full Time, 15% Part Time, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution.

Process Engineer

The Mosaic Company

Saint James, LA • On-site

Full-time

Posted 10 hours ago

Job description

The Mosaic Company (NYSE: MOS) is the world's leading integrated producer of concentrated phosphate and potash-two of the three most important nutrients in agriculture. We employ more than 13,000 people in six countries to serve farmers all over the world. Our Headquarters is in Lithia, Florida with operations throughout North America (U.S./Canada) and South America.
At Mosaic We Help the World Grow the Food it Needs - Apply today and join our team!
Where will you work: Onsite at our Faustina, LA Plant.
Are you our next Process Chemical Engineer-I, II, III, or Senior?
The position provides technical support primarily to plant operations groups and responsible for front-end engineering development of capital projects at Mosaic Louisiana Ammonia facility. Serves as an active contributor to Mosaic cross-site and/or cross-functional assignments and initiatives. Frequently assigned to high-profile projects, support assignments, and initiatives.
What will you do?
  • Provide plant process engineering support to operations group including plant optimization, troubleshooting, efficiency improvement, PSM support, problem solving, and problem prevention. Responsible for leveraging ideas and assistance including resources across plant sites.
  • Provide front-end engineering development of capital projects including planning, identifying business objectives, identifying and evaluating viable options, preliminary design development, and preliminary economic and risk mitigation evaluation. Responsible for commissioning and start-up support for assigned projects.
  • Support current business initiatives. Typical initiatives include specific problem-solving projects or improvement activities involving multiple sites.
  • Ensure site safety and environmental standards are being followed through safety audits, risk assessments, and housekeeping tours.
  • Be vigilant of issues and conditions that can affect their fellow workers
  • Report any issues that can impact the environment or the safety of the employees

What do you need for this role?
  • Bachelor's degree in Chemical Engineering

Engineer I
  • 0-2 years of related experience. (related experience may consist of engineering, industrial project experience, or engineering project management)

Engineer II
  • 2+ years of related experience. (related experience may consist of engineering, industrial project experience, or engineering project management)

Engineer III
  • 4+ years of related experience. (related experience may consist of engineering, industrial project experience, or engineering project management)

Engineer Sr
  • 8+ years or more of related experience. (related experience may consist of engineering, industrial project experience, or engineering project management)

Required for ALL Levels:
  • Proficiency in MS Office products, PI/OSISoft products or similar data historian, added benefit if the experience is with AutoCAD, Microsoft Project/Primavera (or similar software) experience.
  • Excellent written and communication skills and ability to interface with all levels of management.
  • Must demonstrate ability to influence others; requires strong leadership qualities, and team building.
  • Manage and control project costs and schedule by ensuring that effective project controls are in place and functioning properly.
  • Providing coordination between design, procurement, and/or construction for integration of technical content and schedule activities.

Preferred for ALL Levels:
  • SAP/Maximo application experience
  • Ammonia specific Process Engineering experience preferred
  • Industrial chemical plant or mining facility project management experience
  • PE, PMI certification

The physical demands described are representative of those that must be met by an employee to successfully perform the functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
  • Must be able to safely perform the essential functions of the job without posing a direct threat to the safety of his or her own self, or the safety of others.
  • Able to lift approximately 0-25 lbs. unassisted and occasionally
  • Able to climb stairs and work at various heights
  • Able to hear, with or without correction
  • Able to read, write and understand basic English
  • Able to see, with our without correction
  • Able to travel unassisted
  • Able to work rotating shifts and overtime as required
  • Must be authorized to work in the United States.
  • Mosaic is an Equal Opportunity Employer that values the strength diversity brings to the workplace.
  • Mosaic participates in the US E-Verify program.

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