Software Engineer Intern

Job Description

Job Description

Job Title : Software Engineering Intern

Job Type : Summer 2026 Internship

Job Location : Simi Valley, CA (This position is 100% onsite)

Business Unit : Datron

Schedule : 9 / 80 : Employees work 9 out of every14 days – totaling 80 hours worked – and have every other Friday off.

About Fisica Inc.

Fisica, Inc. is a premier manufacturer of advanced defense products, specializing in the design and production of airborne and ground-based antennas, as well as cutting-edge electromagnetic systems and simulators. Headquartered in San Leandro, California, with additional operations in Simi Valley, Fisica plays a vital role as a trusted partner to leading defense primes and the U.S. Department of Defense.

Our company operates as - ATI, Randtron, Datron and Space Vector —each bringing deep expertise and innovation to the defense sector. Led by a seasoned management team, Fisica is committed to excellence in engineering, manufacturing, and mission-critical solutions that enhance national security.

At Fisica, we foster a strong, collaborative work culture that values individual contributions and empowers our employees. Our commitment to innovation, integrity, and teamwork makes us a leader in the defense industry and an exceptional place to build a career.

Overall Summary :

The Software Engineer Intern utilizes, adapts, and develops software and testing software for the command and control of satellite tracking antennas. The internship will take place in the summer of 2026 with flexibility for a May or June start time.

Key Responsibilities :

• This position reports to Manager of Software Engineering.
• Assists with regular collation and testing / validation of Linux security updates. Updates hardening scripts to meet latest requirements.
• Assists with developing and utilizing test software against existing C / C++, JavaScript, and SNMP interfaces for peripheral positioning / RF device embedded communication.
• Assists with performing and documenting security scans.
• Assists in the test and integration of the final products, as well as helps in troubleshooting issues with systems in operation as applicable.
• In-Office Work Required.

Education and Experience Required :

Preferred Qualifications :

Benefits & Opportunities :

In compliance with pay transparency requirements, the salary range for this role is $28.00 / hr. - $35.00 / hr. This is not a guarantee of compensation or salary, as the final offer amount may vary based on factors including but not limited to experience and geographic location.

EEO Statement

Fisica is proud to be an Equal Opportunity Employer. Fisica is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, military and veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. Fisica maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Fisica is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.