New

CNC Machinist II

Sierra Space
life insurance, paid time off, 401(k)
United States, Wisconsin, Middleton
Apr 25, 2026
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 CNC Machinist II will be responsible for operating and programming manual and CNC machines to produce high-precision aerospace components. This role involves performing advanced equipment setup and maintenance, using precision measurement tools, fabricating fixtures, and adhering to shop safety and best practices. The CNC Machinist II will also play a key role in process improvement and troubleshooting machining issues. In this role, you will operate and program CNC machines to produce high-precision aerospace components while performing advanced equipment setup and maintenance activities. You will deburr and clean machined parts, use precision measurement tools to ensure components meet specified tolerances, and adhere to established best shop practices, including PPE and shop safety requirements. Additionally, you will follow 5S, FOD, and ESD awareness protocols, collaborate with team members to improve processes and achieve production goals, and assist in the development and optimization of CNC programs. You will maintain accurate records of machining operations and part inspections, troubleshoot and resolve machining issues, and support continuous improvement initiatives to enhance productivity and quality. Furthermore, you will train and mentor entry-level machinists and apprentices, participate in root cause analysis and corrective action activities, and ensure compliance with quality standards and regulatory requirements. 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: Typically 2+ years of related experience. Basic understanding of general best shop practices including PPE and shop safety requirements. Ability to perform basic equipment setup and maintenance activities and display general mechanical aptitude and hand tool competency. Able to use precision measurement tools and fabricate fixtures for flight and non-flight assemblies. Demonstrated ability implementing 5S, FOD and ESD awareness. Preferred Qualifications: Certification: Machinist certification or related certification. Previous experience in a manufacturing or machining environment. Familiar with CNC programming languages such as G-code and M-code. Basic understanding of CAD/CAM software for designing and programming CNC operations. Familiarity with multi-axis CNC machines and their operation. Knowledge of material properties and machining characteristics of aerospace-grade alloys. Ability to interpret technical drawings and blueprints. Experience with precision measurement instruments such as micrometers, calipers. Strong problem-solving skills and attention to detail. Ability to work independently and as part of a team. Good communication skills and a willingness to learn and adapt. Experience with statistical process control (SPC) and other quality control methodologies. Knowledge of lean manufacturing principles and practices. Ability to perform minor machine repairs and adjustments. Familiarity with shop floor data collection systems and software. Compensation: Pay Range: $22.82 - $31.37 Your actual base compensation will be determined on a case-by-case basis and may vary based on job-related knowledge and skills, education,experience, internal equity and market competitiveness. 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. We also offer a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, and more. 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. Please note: Sierra Space does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees. Sierra Space Corporationis 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 withSierra Spaceor at any stage of the recruitment process, pleasecontact us.