Systems Engineer Space Systems Development

Stellar Solutions; El Segundo (CA); Hybrid; USD 126,000 - 152,000; Full time

Job summary

Stellar Solutions in El Segundo, CA, is seeking a Systems Engineer to support a growing remote sensing mission and a proliferated spacecraft constellation. You will contribute to mission design, system integration, test execution, and ground hardware/software development across the Systems Engineering Lifecycle. The role requires a Secret clearance, U.S.

citizenship, and experience with DoD/IC programs. On-site work 1–2 days per week at Los Angeles area facilities is highly preferred and a

Qualifications

• Bachelor's degree or higher from an accredited institution.
• 5+ years of experience supporting DoD or Intelligence Community acquisition, program management, or systems engineering for space, ground, or defense systems.
• Experience developing architecture products, engineering analyses, technical documentation, and presentation materials supporting program execution.
• Experience with system architecture, requirements development, interface management, and technical documentation.
• Experience supporting space or ground systems through technical design, system integration, Integration & Test (I&T), verification, and transition to operations.
• Experience supporting technical reviews, risk management, and requirements verification.
• Strong analytical and problem‑solving skills.

Responsibilities

• Support mission design and system integration activities for a proliferated spacecraft constellation providing monitoring, detection, analysis, response, and reporting capabilities.
• Support space and ground systems through technical design, system integration, Integration & Test (I&T), verification, and transition to operations.
• Support ground hardware/software development, integration, and test activities needed to achieve overall mission success.
• Develop and execute test campaigns across the Systems Engineering Lifecycle.
• Collaborate with customers, users, and engineering teams to define system functionality, operational concepts, requirements, interfaces, and technical solutions.
• Develop architecture products, engineering analyses, technical documentation, and presentation materials supporting program execution.
• Distill complex technical information into clear engineering recommendations and presentations for customers and program leadership.
• Support technical reviews, risk management, requirements verification, and system readiness activities.
• Support hardware/software integration, troubleshooting, and anomaly investigation.
• Communicate technical and program information clearly through written products, meeting notes, presentations, and verbal updates.

Skills

Analytical skills

Problem solving

Communication

Team collaboration

Attention to detail

Education

Bachelor's degree or higher

Job description

Job Location

US-CA-El Segundo

Job Details

• ID: 2026-2045


• Category: Systems Engineer


• Required Security Clearance: Secret (SBI)


• Type: Full-Time

Overview

Stellar Solutions, a nationally recognized \"Great Place To Work\", delivers engineering solutions across commercial space and national security missions-from innovative new entrants to established space systems organizations.

We bring talented, energetic, and immediately productive professionals to meet critical customer needs in systems engineering and integration, mission operations, program management, and strategic planning-helping teams deliver resilient capability to the mission with speed, quality, and focus.

Stellar Solutions is seeking a Systems Engineer to support a growing remote sensing mission and the implementation of a proliferated spacecraft constellation. This role supports mission design, system integration, test execution, and ground hardware/software development across the Systems Engineering Lifecycle. The engineer will contribute to capabilities that enable proactive and near real-time monitoring, detection, analysis, response, and reporting.

Role / Responsibilities / Qualifications

The Systems Engineer will apply remote sensing systems engineering and project management knowledge to support mission design, system integration, test execution, and ground hardware/software development across the Systems Engineering Lifecycle. The role contributes to the implementation of a proliferated spacecraft constellation providing proactive and near real-time monitoring, detection, analysis, response, and reporting capabilities. The engineer will independently develop or contribute to solutions for technical problems of moderate scope and complexity, with some guidance, and may review or guide the work of junior teammates.

• Support mission design and system integration activities for a proliferated spacecraft constellation providing monitoring, detection, analysis, response, and reporting capabilities.


• Support space and ground systems through technical design, system integration, Integration & Test (I&T), verification, and transition to operations.


• Support ground hardware/software development, integration, and test activities needed to achieve overall mission success.


• Develop and execute test campaigns across the Systems Engineering Lifecycle.


• Collaborate with customers, users, and engineering teams to define system functionality, operational concepts, requirements, interfaces, and technical solutions.


• Develop architecture products, engineering analyses, technical documentation, and presentation materials supporting program execution.


• Distill complex technical information into clear engineering recommendations and presentations for customers and program leadership.


• Support technical reviews, risk management, requirements verification, and system readiness activities.


• Support hardware/software integration, troubleshooting, and anomaly investigation.


• Support activities associated with Major Capability Acquisitions and/or Middle Tier Acquisition.


• Communicate technical and program information clearly through written products, meeting notes, presentations, and verbal updates.


• Collaborate across multidisciplinary teams to improve system performance and address customer mission needs.


• Demonstrate initiative, accountability, attention to detail, and a proactive approach to technical execution.

Required Qualifications

• Bachelor's degree or higher from an accredited institution.


• 5+ years of experience supporting DoD or Intelligence Community acquisition, program management, or systems engineering for space, ground, or defense systems.


• Experience developing architecture products, engineering analyses, technical documentation, and presentation materials supporting program execution.


• Experience with system architecture, requirements development, interface management, and technical documentation.


• Experience supporting space or ground systems through technical design, system integration, Integration & Test (I&T), verification, and transition to operations.


• Experience supporting technical reviews, risk management, and requirements verification.


• Experience with Air Force, Space Force, other DoD, DoW, or Intelligence Community space or ground programs.


• Experience with hardware/software integration and troubleshooting.


• Strong analytical and problem‑solving skills.

Desired Qualifications

• Bachelor's degree or higher from an accredited institution in a STEM discipline.


• Experience with spacecraft ground systems design, ground entry point design, spacecraft design, or remote sensing mission development.


• Familiarity with the Agile software development lifecycle.


• Excellent analytical, communication, and organizational skills.


• Ability to work effectively in a collaborative team environment.

Clearance & Additional Requirements

• U.S. citizenship required.


• Active Secret security clearance required.


• Ability to work on site at Los Angeles Air Force Base 1-2 days per week is highly preferred.

Location

El Segundo, CA – Ability to work on site at Los Angeles Air Force Base 1-2 days per week is highly preferred.

Compensation

The typical annual salary range for this position is approximately, USD $126,000 - $152,000. Individual pay is determined by many factors including work location, job‑related skills, experience, and relevant education or training.

In addition to base salary, this position is eligible for a comprehensive total rewards package that includes an annual performance bonus, an employer‑funded Profit‑Sharing Plan (PSP) contribution based on base compensation, and comprehensive employer‑paid medical benefits, PTO pay‑out options, along with additional company‑sponsored benefits. All of these benefits represent an additional 30-40% to your base compensation for a total compensation package.

Deliverables

This role will help ensure spacecraft mission elements are successfully designed, integrated, tested, and prepared for operational use. The engineer's work will help resolve complex hardware/software integration challenges, investigate anomalies, strengthen system performance, and provide the technical evidence needed to demonstrate mission readiness. Deliverables may include engineering analyses, architecture products, test plans and results, technical recommendations, briefings, meeting products, and other customer‑directed artifacts supporting successful mission integration and execution.