Senior Specialist, Systems Engineer Level 4

Apollopros; Sacramento (CA); On-site; USD 103,000 - 172,000; Full time

Job summary

Apollopros in Sacramento, CA is seeking a Senior Systems Engineer IV for an onsite contract role focused on advanced propulsion and manufacturing systems. You will lead requirements development, manage verifications, and coordinate with cross-functional teams to ensure program objectives are met.

The ideal candidate has a strong systems engineering background, MBSE exposure, and familiarity with DOORS. Active Secret clearance is required for this position.

Qualifications

• Bachelor's degree in a related technical discipline required.
• Minimum 6 years of systems engineering experience in complex environments.
• Strong writing and communication skills for technical reports and reviews.
• Ability to work with multidisciplinary engineering teams and maintain security requirements.

Responsibilities

• Develop, analyze, and maintain system, subsystem, and component requirements.
• Create facility and manufacturing requirements for propulsion systems.
• Perform requirements derivation, allocation, verification planning, and change management.
• Maintain requirements databases with full lifecycle traceability.
• Lead trade studies and coordinate cross-functional discussions.
• Support project planning, scheduling, budgeting, and resource allocation.
• Identify risks, develop mitigation strategies, and track risk reduction.
• Prepare technical reports and present to leadership.

Skills

Technical writing

Presentations

Cross-functional teamwork

Security clearance awareness

Education

Bachelor's degree in Systems/Mechanical/Aerospace Engineering

Master's degree (preferred)

Tools

IBM DOORS

Job description

Senior Specialist, Systems Engineering IV (Contract) Location: Onsite (9/80 Work Schedule) Security Clearance: Active Secret Clearance Required Citizenship Requirement: U.S. Citizenship Only (No Dual Citizenship) Pay Rate: Up to $125.05/hour Openings: 3 Contract Positions

Drive the Future of Advanced Manufacturing and Propulsion Systems

We are seeking experienced Senior Systems Engineers (Level IV) to support the development of next-generation manufacturing facilities and complex engineering programs focused on advanced propulsion and energetics systems. This role offers the opportunity to influence large-scale engineering projects from concept development through production while collaborating with multidisciplinary teams in a highly technical environment.

Position Overview

The Senior Systems Engineer will lead the development, management, and implementation of system and facility requirements, initially supporting advanced rocket motor manufacturing facilities. This individual will play a critical role in defining technical requirements, supporting project execution, managing risk, and ensuring successful delivery of program objectives. The ideal candidate brings a strong background in systems engineering, requirements management, technical planning, and cross-functional collaboration within complex engineering environments.

Key Responsibilities

• Develop, analyze, document, and maintain system, subsystem, and component requirements.
• Create comprehensive facility and manufacturing requirements that support the design, specification, and production of advanced propulsion systems.
• Perform requirements derivation, allocation, verification planning, and change management activities.
• Maintain requirements databases and ensure full lifecycle traceability.
• Conduct functional analysis to support system definition and architecture development.
• Lead and coordinate system trade studies to evaluate technical, cost, and performance considerations.
• Collaborate with integrated product teams to align technical solutions with program goals and customer requirements.
• Support project planning activities, including scheduling, budgeting, resource allocation, and milestone tracking.
• Identify program risks, develop mitigation strategies, and monitor risk reduction efforts throughout the project lifecycle.
• Prepare and deliver technical reports, status updates, and presentations to leadership and stakeholders.
• Facilitate meetings, technical reviews, and cross-functional discussions to resolve issues and support program execution.
• Ensure compliance with applicable engineering standards, processes, and customer requirements.

Required Qualifications

• Bachelor's degree in Systems Engineering, Mechanical Engineering, Aerospace Engineering, or a related technical discipline.
• Minimum 6 years of systems engineering experience in a complex technical or manufacturing environment.
• Strong technical writing, presentation, and communication skills.
• Demonstrated ability to work effectively with multidisciplinary engineering teams.
• Ability to obtain and maintain required program access and security requirements.

Preferred Qualifications

• Master's degree or other advanced technical degree.
• Experience with IBM DOORS or similar requirements management tools.
• Knowledge of Model-Based Systems Engineering (MBSE) methodologies and tools.
• Experience supporting rocket motor manufacturing, production systems, process flow development, or manufacturing optimization initiatives.
• Coursework or applied experience in: Requirements Management Risk Management Systems Engineering Processes Product Development Lifecycle Liquid and Solid Rocket Propulsion Systems

Why Join This Opportunity?

• Competitive contract rate up to $125.05/hour
• Multiple openings available
• High-impact work supporting advanced aerospace and defense programs
• Opportunity to lead requirements development for sophisticated manufacturing and engineering systems
• Collaborative environment working alongside experienced engineering professionals