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# Sr. Systems Engineer with Security Clearance

- **Company:** Eliassen Group
- **Location:** Carlsbad, CA, United States
- **Experience:** Expert
- **Salary:** $208,000 - $249,600
- **Contract:** Permanent contract
- **Skills:** Systems Engineering, Firmware, Systems Development Life Cycle, Requirements Management, Systems Integration, Strategies of Testing, Data Processing, System-level Testing, SC Clearance, Data Analytics
- **Published:** November 8, 2026
- **Apply:** https://www.adzuna.com/details/5956243828

## About the Role

Mentor engineers and promote strong systems engineering practices. Required Qualifications - 8-12+ years of experience in complex system or product development.

 - Demonstrated experience leading or coordinating multidisciplinary engineering teams.
 - Strong understanding of systems engineering, requirements management, interfaces, and integration.
 - Experience operating in complex or ambiguous technical environments.
 - Excellent communication and cross-functional collaboration skills.
 - Bachelor's degree in Engineering (Electrical, Mechanical, Software, Systems, or related field).
 - U.S. Citizenship required.
 - Active Secret Security Clearance required.
 - Ability to obtain a Top Secret/SCI clearance.
 - Willingness to travel domestically up to 25%. Preferred Qualifications - Experience with sensor-enabled or data-driven systems.
 - Background in embedded systems, controls, data processing, or system integration.
 - Previous experience as a Project Engineer, Lead Engineer, or Technical Lead.
 - Experience delivering products through the full development lifecycle.

## Description

**Location:** Carlsbad, CA (On-site) / Tempe, AZ (Hybrid - 3 days onsite) **Compensation:** $100-$120/hr. W2 **Job ID:** JN-112026-109296 **Clearance:** Active Secret Clearance Required Position Overview We are seeking an experienced **Senior Project Engineer** to support a fast-paced, multidisciplinary engineering and development program. This role will provide system-level technical leadership and coordination across hardware, software, firmware, mechanical engineering, integration, and test teams. The ideal candidate brings strong systems engineering fundamentals, experience leading complex technical initiatives, and the ability to drive engineering execution from concept through delivery. The individual will initially focus on broad system-level engineering responsibilities, with the opportunity to grow into ownership of sensing-related architectures, interfaces, and performance. Key Responsibilities - Lead system-level technical coordination across multiple engineering
disciplines.

 - Define and maintain system architectures, interfaces, and technical requirements.
 - Drive engineering trade studies and technical decisions involving performance, risk, schedule, and cost.
 - Coordinate hardware, firmware, software, mechanical, and test engineering teams.
 - Identify and resolve technical issues across system integration and interface boundaries.
 - Support sensing architecture development, sensor integration, and system performance.
 - Translate technical requirements into integration and validation strategies.
 - Support technical planning, milestone development, and risk management.
 - Monitor technical readiness and integration maturity throughout the development lifecycle.
 - Provide technical leadership and serve as a point of contact for engineering leadership and customers.
 - Support system-level testing, validation, root-cause analysis, and corrective actions.