Project Manager I

Posted 2 Hours Ago
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Louisville, CO, USA
In-Office
Mid level
Aerospace • Hardware • Information Technology • Robotics • Defense • Utilities
Defending Today. Defining Tomorrow.
The Role
The Project Manager I oversees project planning, execution, and completion, ensuring deliverables are met on time and within budget while managing resources and documentation.
Summary Generated by Built In
Sierra Space Careers:

At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.  


Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond.  

Our success is measured by the trust of those who rely on what we build and deliver, and our technologies keep the United States and its allies mission-ready throughout space.

We are mission-driven, and together, we are an extraordinary team.

About the RoleThe Project Manager I is responsible for overseeing the planning, execution, and completion of projects, ensuring that all project objectives and deliverables are met on time and within budget. This role involves managing project activities, coordinating resources, and maintaining comprehensive project documentation. The position requires advanced project coordination and administrative skills, a solid understanding of project management methodologies and processes, and the ability to integrate internal efforts and coordinate cross-functional teams. Strong communication, leadership, and problem-solving skills are essential for success in this role.
In this role, you will develop and maintain detailed project plans, risk registers, schedules, and budgets while coordinating project activities, resources, equipment, and information to ensure successful execution. You will liaise with clients and internal stakeholders to identify and define project requirements, scope, and objectives, ensuring that stakeholder needs are met as the project evolves. By monitoring and tracking project progress, you will handle any issues that arise and act as the primary point of contact, effectively communicating project status to all stakeholders. Collaborating with team members, you will work to eliminate blockers and ensure project milestones are achieved. Utilizing advanced project management tools, you will monitor working hours, plans, and expenditures, as well as create and maintain comprehensive project documentation, plans, and reports. Additionally, you will ensure that standards and requirements are met by conducting quality assurance tests and leading cross-functional teams to achieve project goals efficiently and effectively.About You

Our mission is driven by an unyielding commitment to advancing space-based technology in service of our customers and safeguarding national security. We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower – to join us in this critical mission.  

We’re looking for team members who align with our values, mission and goals – while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement.

Minimum Qualifications:
  • Requires Bachelor's degree in a related field (or equivalent work experience in lieu of degree or Masters +3 yrs experience).
  • Typically 5+ years of related experience.
  • Prior experience with increasing responsibilities in project management.
  • Certifications: Project Management Professional (PMP) certification is highly recommended.
  • Advanced project coordination and administrative skills.
  • Solid understanding of project management methodologies and processes.
  • Ability to integrate internal efforts and coordinate cross-functional teams.
  • Strong communication, leadership, and problem-solving skills.
Preferred Qualifications:
  • Extensive experience with project management software such as Microsoft Project, Asana, or Trello.
  • Proficiency in advanced project management tools and techniques, including Gantt charts, critical path method (CPM), and earned value management (EVM).
  • Familiarity with Agile and Scrum methodologies.
  • Experience with risk management and quality assurance control.
  • Proven ability to work effectively both independently and as part of a team.
  • Strong analytical and problem-solving skills with attention to detail.
  • Ability to manage multiple tasks and projects simultaneously, with a focus on meeting deadlines and delivering high-quality results.
  • Demonstrated ability to lead and motivate cross-functional teams.


Elevate Your Career

At Sierra Space, we are committed to your personal and professional development. We empower you to make profound and meaningful contributions and foster a vibrant culture of collaboration, where teamwork ignites breakthrough innovations. 

Sierra Space is an industry-leading space and defense technology company providing satellites, spacecraft, and enabling mission systems and components. We deliver mission-proven technologies to our customers that safeguard our nation, protect space-based assets and enable space exploration.

Application Deadline: This role will remain posted until a qualified pool of candidates is identified.

Sierra Space Corporation is an equal opportunity employer and is committed to working with and providing reasonable accommodations to applicants with disabilities. If you need special assistance or a reasonable accommodation related to applying for employment with Sierra Space or at any stage of the recruitment process, please contact us.

Skills Required

  • Bachelor's degree in a related field or equivalent work experience
  • Typically 5+ years of related experience
  • Prior experience with increasing responsibilities in project management
  • Project Management Professional (PMP) certification is highly recommended
  • Advanced project coordination and administrative skills
  • Solid understanding of project management methodologies and processes
  • Ability to integrate internal efforts and coordinate cross-functional teams
  • Strong communication, leadership, and problem-solving skills

What the Team is Saying

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Sierra Space Compensation & Benefits Highlights

  • Retirement Support The 401(k) program is characterized as unusually strong, with plan documents indicating a high employer match through 2024 and recent notes that it remains generous even if somewhat reduced. A multi‑year vesting schedule applies, making tenure an important factor in realizing full value.
  • Healthcare Strength Medical, dental, and vision coverage are provided alongside HSA/FSA options, life insurance, disability coverage, mental‑health support, and an Employee Assistance Program. Together these elements form a comprehensive core health package.
  • Leave & Time Off Breadth Information points to roughly three weeks of PTO and about eleven paid holidays, with some references to PTO accrual and carryover. Parental leave is also referenced, adding breadth to the time‑off portfolio.

Sierra Space Insights

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The Company
HQ: Louisville, CO
1,600 Employees
Year Founded: 2021

What We Do

Securing The Freedom of Operations Headquartered in Colorado, Sierra Space is a mission-proven Defense Tech company delivering satellite platforms, critical subsystems, reusable spaceplanes, hypersonic technologies, propulsion systems, and infrastructure for the nation’s most critical missions. With more than three decades of heritage and a record of flight-proven success in space, Sierra Space is trusted by U.S. National Security, Civil customers, and global allies. Our technologies safeguard our nation, sustain human exploration in space, and ensure the freedom of operations beyond Earth. Sierra Space is defining the new era of Space Defense, strengthening deterrence today and preserving freedom of action for generations to come.

Why Work With Us

At Sierra Space, you’ll find a supportive, respectful and upbeat culture where your opinions matter and your personal contributions have impact. If you’re thinking about your own next frontier, we’d love to help you explore it.

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Sierra Space Offices

OnSite Workspace

Typical time on-site: None
HQLouisville, CO
Durham, NC
Madison, WI
Exploration Park
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