Junior Software Engineer
Listed on 2026-02-06
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Software Development
Software Engineer, Full Stack Developer, Cloud Engineer - Software, DevOps
Job Summary
Modern Technology Solutions, Inc. (MTSI) is seeking a Junior Software Engineer in El Segundo, CA. You will join a systems engineering team defining the next generation of space communication systems supporting US Space Force (USSF) satellite communications. You will support Systems Engineering & Integration (SE&I) activities in a multidisciplinary and collaborative environment, interfacing with contractors, government civilians, and USSF team members to lead technical discussions, identify risks, develop briefings, and author meeting minutes.
Key Responsibilities- Analyze and develop software prototypes and/or applications as part of a multi-disciplinary team.
- Participate in the complete software development lifecycle: user story creation, design, development, automated testing, and operational support.
- Create intuitive user interfaces that enable efficient data management and system oversight.
- Design and develop new visualization features to meet evolving end-user requirements.
- Work with complex algorithms to deliver optimized solutions for the end user.
- Determine software maintainability and overall adherence to user requirements on department standards.
- Location: On-site / Hybrid
- Travel Requirements: Minimal
- Working Hours: Standard
- Security Clearance: Ability to obtain and maintain a Secret clearance is required for this position.
- Experience and
Education:
BS degree in Computer Science or Information Systems; other degrees will be considered with relevant work experience. - 1-3 years of software development, including architecture, object-oriented design, coding, and testing, with strong understanding of the software development life cycle.
- Strong experience in one or more of the following:
Python, Java, or Go. - Familiarity with web applications with microservices architecture.
- Familiarity with database technologies such as Postgre
SQL, MySQL, and others. - Proficient in using Git Lab or other tools for version control, CI/CD pipelines, and collaboration.
- Excellent problem-solving skills.
- Strong passion for conducting research, tackling complex problems, and continuously learning and adopting new technologies.
- Organization capability with ability to handle competing priorities.
- Strong interpersonal skills, communication (oral and written), and presentation skills.
- Familiarity with Java script frameworks such as Angular or React.
- Knowledge and experience in Jira and Confluence.
- Experience in implementing Agile Software Development methodologies for efficient and iterative project management.
- Experience with Docker, AWS and / or Azure, and Kubernetes for containerization, cloud services, and orchestration.
The pay range for this position in California is $84,000/year to $104,000/year; however, base pay offered may vary depending on established government contract ranges, job‑related knowledge, skills, and experience, and other factors. MTSI also offers a full range of medical, financial, and other benefits.
Benefits- Starting PTO accrual of 20 days PTO/year + 10 holidays/year.
- Flexible schedules.
- 6% 401(k) match with immediate vesting up to $9k annually.
- Semi‑annual bonus eligibility (July and December).
- Company funded Employee Stock Ownership Plan (ESOP).
- Up to $10,000 in annual educational reimbursement.
- Life and disability insurance.
- Optional zero deductible Blue Cross/Blue Shield health insurance plan.
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