Specialist Systems Engineer

Job Title : Spec, Systems Engineering

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

Business Unit: Datron

Schedule: 9/80: Employees work 9 out of every 14 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.

Position Summary

We are seeking a highly motivated Systems Engineer to lead and support the development, integration, and sustainment of ground-based systems for radar and space communications. You will play a critical role in the architecture, design, implementation, and operations of ground station infrastructure supporting mission-critical applications. You will be regularly tasked to provide technical guidance on the project as well as the technical customer interface. You will be intimately involved with the 0engineering and operation teams during the design and the integration phase of the ground-based system, to ensure schedule and build compliances are met.

This role performs technical planning, system integration, verification and validation, cost and risk and supportability and effectiveness analyses for total systems. Analyses are performed at all levels of total system product to include: concept, design, fabrication, test, installation, operation, maintenance and disposal. Performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications.

Responsibilities

• Define and manage system requirements and interfaces for ground station infrastructure, including antennas, RF systems, modems, and network elements.
• Support the full systems engineering lifecycle, including, design trade studies, integration, verification, and validation.
• Develop interface control documents (ICDs), systems specifications, and test plans.
• Coordinate with hardware and software engineers, program management, customers, and subcontractors.
• Troubleshoot system-level issues and support root cause analysis during integration and operations.
• Assist in performing link budget analysis, RF chain evaluations, and data flow assessments.
• Contribute to mission planning and ground system automation improvements.
• Ensure ground systems meet operational, performance, reliability, and cybersecurity requirements.
• Lead the technical team on proposal efforts/JCBs/BOMs and compliance matrices
• Project/Systems Engineering Lead – will ensure all technical teams are meeting system requirements and provide status to PMs on technical challenges/solutions.
  
  

Communication & Influence

Communicates with contacts within and outside of own department and may occasionally have responsibility for communicating with parties external to the organization (e.g., customers, vendors, etc.). Able to explain and interpret various processes and procedures to others within and outside the job area.

Qualifications

• Bachelor’s degree in Systems Engineering, Electrical Engineering, Aerospace Engineering, or a related field with 3 or more years of experience or 7 years of equivalent years of experience in lieu of degree.
• Experience in systems engineering for ground-based communication or space systems.
• Understanding of RF systems, Mechanical Structures, and Control Systems.
• Experience with ground station components (e.g., antennas, modems, RF converters, tracking systems).
• Strong knowledge of systems engineering processes.
• Excellent written and verbal communication skills.
• Experience with SRRs, CDRs, PDRs, TRRs.
• Must be able to travel up to 10% of the year or less.
• Preferred Qualifications:
• Master’s degree in a technical field.
• Experience with DoD or NASA ground systems and standards (e.g., CCSDS, MIL-STD).
• Active security clearance or ability to obtain one.
• The ability to obtain a future Security Clearance is required for the role. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
  

Why Join Fisica, Inc.

• Competitive salary and benefits package!
• Generous paid time off.
• 401k with a 6% match and vesting is immediate.
• Strong work-life balance.
• Tuition Reimbursement.
• Paid parental leave.
  
  

In compliance with pay transparency requirements, the salary range for this role is 90,500-168,500k. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. Fisica Inc. also offers a variety of benefits, including relocation stipend, 401(k), PTO, EAP, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, and schedule type.

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 .