Jobs at Sierra Space

Leads Integrated Master Schedule development and maintenance for complex programs, performing critical path, variance, rolling wave, and schedule risk analyses. Prepares executive reports and briefings, incorporates contractual changes, supports Earned Value programs, and ensures DCMA-compliant schedule baselines. Collaborates with program stakeholders and customer SMEs, analyzes data, manages contract schedules, and mentors team members.

Develops and integrates complex spacecraft systems through requirements decomposition, architecture definition, concept of operations, system integration, and verification. The role supports technical milestone reviews, manages risks and performance measures, maintains traceability and configuration baselines, and collaborates with cross-functional engineering teams. It may lead small systems engineering teams and mentor junior engineers while ensuring compliance with engineering processes and standards.

Develops and maintains Integrated Master Schedules for aerospace programs, performing critical-path, variance, and schedule-risk analyses. Incorporates contractual changes, maintains schedule baselines, gathers cross-functional data, and prepares reports and presentations for program leadership. The role requires strong analytical, communication, scheduling, project-management, and advanced Excel skills, along with knowledge of DCMA compliance and integrated schedule best practices.

Manage the full subcontract lifecycle from solicitation through closeout, including agreement development, negotiations, compliance, supplier relationships, sourcing, cost and schedule management, and risk mitigation. Oversee high-risk, high-value subcontracts, develop organization-wide policies, resolve disputes, advise senior leadership, and lead cross-functional teams executing sourcing initiatives.

Manage the full subcontract lifecycle from solicitation through closeout, including agreement development, negotiations, regulatory compliance, supplier selection, performance management, risk mitigation, and dispute resolution. Lead complex subcontract and sourcing initiatives while managing schedules, costs, and supplier relationships. Provide mentorship to junior administrators, coordinate cross-functional teams, and advise leadership and external stakeholders on subcontracting strategies and execution.

Creates and maintains production schedules, aligning materials, labor, resources, and capacity with manufacturing goals. Supports Lean Manufacturing, demand scheduling, ERP/MRP processes, and data analysis using Excel and SQL. Monitors production progress, adjusts schedules, maintains planning records, and collaborates cross-functionally to resolve delays. Recommends process improvements, cost reductions, and efficiency gains while supporting quality standards and continuous improvement initiatives in aerospace or automotive manufacturing.

Manage subcontract agreements from solicitation through closeout, including contract development, negotiation, cost and price analysis, proposal evaluation, regulatory compliance, supplier relationship management, performance monitoring, risk mitigation, and corrective actions. The role oversees moderate to complex fixed-price, cost-plus, and time-and-materials subcontracts while coordinating with internal leadership, suppliers, and external stakeholders.

Leads programs or portfolios valued under $100M, with responsibility for cost, schedule, technical performance, budgets, contractual compliance, and customer relationships. Develops program plans, monitors metrics, manages risks, leads reviews, implements corrective actions, and collaborates with engineering, finance, supply chain, and operations. The role also mentors junior managers, develops learning programs, communicates status to stakeholders, and drives complex program strategies.

Designs and analyzes mechanical systems, propulsion, structures, and environmental systems for aerospace programs. The engineer develops technical solutions, owns discrete design packages, analyzes data, prepares technical documentation, supports program milestones, and collaborates with cross-functional teams and external stakeholders under general supervision.

Lead enterprise-level business development for space superiority: set strategy, oversee major pursuits and partnerships, manage senior BD leaders, allocate resources, and drive revenue growth and organizational transformation across divisions and regions.

Supports spacecraft guidance, navigation, and control development through algorithm design, control analysis, orbital mechanics, Kalman filtering, Monte Carlo simulations, and performance evaluations. Develops MATLAB and Simulink models, integrates STK simulations, analyzes IMU and GPS data, supports flight software integration and hardware-in-the-loop testing, and documents technical findings under senior engineering guidance.

Operates, programs, and optimizes manual and CNC machines to produce high-precision aerospace components. Performs advanced setup, maintenance, inspection, fixture fabrication, troubleshooting, and repairs. Leads safety, 5S, FOD, ESD, quality, and continuous improvement initiatives; develops CNC programs; maintains machining records; mentors machinists; conducts root cause analysis; and provides technical leadership on cross-functional process improvements and new machining technologies.

Designs, architects, develops, tests, and troubleshoots complex software applications for space systems. The role includes writing scalable and maintainable code, conducting unit tests and code reviews, documenting software processes, using version control, and applying advanced algorithms and software engineering practices. Provides technical leadership and mentorship, collaborates with engineering teams, and supports large-scale software projects while maintaining secure, high-quality development standards.

Supports the development, optimization, and troubleshooting of manufacturing processes for spacecraft solar arrays and photovoltaic assemblies. Responsibilities include production line setup, equipment troubleshooting, process documentation, CAD tooling design, yield and defect analysis, cross-functional issue resolution, and Lean/Six Sigma improvements. The role also supports solar cell handling, contamination control, safety protocols, and quality initiatives for aerospace manufacturing.

Leads spacecraft systems engineering across requirements management, system architecture, concept of operations, integration, verification, and validation. Oversees technical milestone reviews, requirements traceability, risk mitigation, performance tracking, and configuration management while collaborating with cross-functional engineering teams. The role also mentors engineers and ensures compliant, cohesive system solutions throughout the development lifecycle.

Leads enterprise and program-level contamination control for aerospace systems, including satellites, optics, solar arrays, propulsion, fluid systems, mechanisms, and payloads. Develops contamination control plans, requirements, analyses, processes, technical documentation, and innovative solutions. Provides technical leadership, mentors engineers, leads reviews and strategic initiatives, collaborates cross-functionally, and represents the organization with customers, suppliers, partners, and industry bodies.

Supports senior engineers in analyzing, designing, and evaluating mechanical systems, propulsion, structures, and environmental systems. Collects and analyzes data, resolves routine technical problems, prepares technical documentation and reports, and collaborates with cross-functional teams. Requires clear communication, teamwork, and the ability to follow engineering guidance. Preferred experience includes CAD tools, drawing standards, GD&T, manufacturing processes, materials science, and mechanical system testing.

Leads the architecture, design, development, integration, verification, and testing of complex software and multidisciplinary space systems. Responsibilities include managing system requirements and architectures, defining operational concepts, leading milestone reviews, mitigating technical risks, improving engineering processes, and mentoring software engineers. The role requires advanced software engineering expertise, scalable system design, algorithmic knowledge, technical leadership, and an active Top Secret clearance.

Lead supply chain analytics and AI initiatives focused on MRP accuracy, inventory optimization, production scheduling, and process improvement. Develop statistical, machine learning, generative AI, and reporting solutions; manage supply chain metrics and data governance; optimize SAP MRP parameters; support SIOP planning; and partner with procurement, manufacturing, engineering, and IT teams. Mentor analysts and data scientists while driving automation, analytics strategy, and measurable operational improvements.

Performs master-level welding, cutting, fitting, trimming, fabrication, repairs, and fixture construction for mechanical and fluid systems supporting launch operations. Works with structural, hydraulic, zirconium, stainless steel, and other materials using MIG, TIG, and orbital arc welding. Interprets technical drawings, uses precision measurement tools, maintains equipment, follows safety and handling procedures, documents work, and mentors team members while collaborating with engineers.