Jobs at Sierra Space

Develops and integrates complex spacecraft systems across the product lifecycle. Responsibilities include deriving and managing requirements, developing architectures and concepts of operation, supporting milestone reviews, overseeing system integration and verification, managing technical risks, and coordinating cross-functional engineering teams. The role may lead small teams and requires compliance with engineering processes, effective stakeholder communication, and the ability to obtain and maintain a Secret U.S. security clearance.

Leads ground support equipment and tooling engineering projects for spacecraft, satellite, and solar product lines. Oversees technical design, integration, trade studies, estimates, supplier coordination, risk management, cost, schedule, and quality. Leads cross-functional teams, mentors engineers, communicates project status, manages Statements of Work, and serves as the bridge between Engineering and Program offices while driving innovation and continuous improvement.

Owns the authoritative MBSE system model throughout the product lifecycle. Responsibilities include requirements derivation and traceability, system architecture, concept of operations, model governance, configuration and version control, integration, verification and validation, risk management, milestone deliverables, and modeling standards. Collaborates with cross-functional engineering teams and subject matter experts, may lead small teams, and supports cohesive spacecraft and mission-system development.

Leads electrical systems integration for spacecraft programs, including architecture, harnessing, power, RF and data interfaces, EICD management, electrical analysis, testing, verification, and nonconformance resolution. Coordinates with customers, suppliers, and engineering teams while supporting manufacturing, ground testing, and flight operations. Requires extensive systems engineering experience, spacecraft knowledge, and an active Secret clearance.

Develops and integrates advanced spacecraft systems by managing requirements, architecture, system decomposition, traceability, integration, verification, and validation. Supports technical milestones, performance tracking, risk identification, and cohesive system delivery using Model Based Systems Engineering approaches. Requires an active Secret clearance and U.S. citizenship.

Lead systems engineering across the product lifecycle: derive, decompose, allocate, trace, and manage requirements; develop system architecture and concepts of operation; oversee integration, verification, and V&V; track technical performance and risks; produce milestone artifacts and lead cross-functional teams while mentoring engineers and improving processes.

Develops and delivers Dream Chaser flight controller training through instructor-led courses, e-learning, simulations, procedures, displays, and flight rules. Supports simulator testing, controller certification and evaluation, training scheduling, and learning-management records. The role applies spacecraft systems engineering, requirements management, systems integration, verification and validation, real-time operations, telemetry interpretation, spacecraft commanding, anomaly troubleshooting, and mission operations protocols.

Lead software systems integration for satellite flight systems, ensuring flight software works with avionics, payloads, ground equipment, and spacecraft-ground interfaces. Manage FlatSat and hardware-in-the-loop testing, interface validation, software builds, mission simulations, fault-management validation, test planning, and defect closure. Advise program leadership on software architecture and system risks while supporting verification campaigns, integration, manufacturing, and flight operations.

Supports FP&A leadership, Business Operations, and the CFO through financial analytics, reporting, budgeting, forecasting, long-range planning, and performance measurement. The role collects and analyzes data from multiple sources, oversees financials, prepares actionable insights, and communicates findings to support strategic decisions. Responsibilities also include developing financial reports, collaborating cross-functionally, and applying advanced Excel capabilities and financial planning best practices.

Supports systems development across the product lifecycle by decomposing and managing requirements, developing architectures, creating technical artifacts, tracking performance and risks, and supporting integration, verification, and milestone reviews. Collaborates with cross-functional teams to ensure compliant, cohesive system solutions while following engineering processes and communicating with stakeholders.

Conduct thermal analysis and support thermal-system development for aerospace vehicles. Perform vehicle-level analysis, system design, first-order analysis, and apply aerospace principles and standards. Prepare technical data, reports, and presentations; collaborate with cross-functional engineering teams; participate in technical reviews and problem-solving; and communicate technical findings to engineers and stakeholders under general supervision.

Leads mechanical systems engineering for satellite programs, including architecture, requirements, interface control, integration, verification, testing, mass properties, nonconformance resolution, and flight hardware support. Coordinates structural, thermal, mechanism, and propulsion subsystem integration while advising technical leadership on system-level risks. Drives mechanical design from concept through production and flight test, supports manufacturing and operations, and improves engineering workflows and digital engineering practices.

Supports senior engineers with the analysis, design, and evaluation of mechanical systems, propulsion, structures, and environmental systems. Collects and analyzes data, resolves routine technical problems, prepares technical documentation and reports, and communicates findings within cross-functional teams. The role requires basic mechanical engineering knowledge, collaboration, attention to detail, and the ability to follow guidance while meeting project objectives and deadlines.

Leads planning, scheduling, budgeting, and cost control for complex programs. Performs funding, sales outlook, variance, expenditure, and contract analyses; maintains cost and schedule baselines; manages contractual changes in control systems; ensures compliance with government cost-control guidelines; and mentors team members.

Supports cost and schedule control for government contracts by preparing budgets, schedules, funding profiles, sales outlooks, variance analyses, and contractual change updates. Maintains expenditure and commitment records, monitors funding availability, ensures compliance with cost-control guidelines, and keeps contract baselines current. The role also collects and analyzes data from multiple sources and prepares reports for program and financial management.

Leads large-scale technical engineering projects from proposal and planning through execution, integrating cross-functional teams and ensuring technical, cost, schedule, and quality objectives are met. Oversees trade studies, supplier performance, project governance, risk management, metrics, and corrective action plans. Provides technical mentorship, supports program managers, interfaces with customers and senior leadership, and coordinates engineering and functional stakeholders to resolve issues and drive innovation.

Manages program cost, schedule, and financial controls for government and defense contracts. Oversees budgets, schedules, cost and schedule baselines, earned value reporting, funding profiles, forecasts, variance analyses, and contract changes. Develops actionable performance reports, ensures compliance with contracting requirements, advises program and finance leaders, improves operating policies, and leads a team of program cost control professionals to deliver projects on time and within budget.

Designs, implements, and maintains secure, scalable IT infrastructure and cloud platforms. Leads systems administration, infrastructure optimization, security implementation, automation, networking, distributed computing, and IT projects. Mentors junior administrators, troubleshoots complex environments, develops scripts, manages vendors, prepares technical documentation and proposals, and presents to customers and professional audiences.

Provides advanced IT support for complex hardware, software, and network issues, with specialized expertise in MDM, iOS, Linux, A/V, and executive support. Leads and mentors technical support teams, manages IT projects, documents resolutions, and collaborates on escalated issues. The role also involves hardware and software configuration, customer service, remote support, and maintaining current technical knowledge.

Leads complex spacecraft system integration and test activities across hardware and software subsystems. Manages requirements, architectures, concepts of operation, integration plans, verification, validation, test execution, anomaly resolution, milestone reviews, technical risks, and performance tracking. Collaborates with cross-functional engineering teams and subject matter experts while ensuring compliance with engineering processes and standards.