Senior Mechanical Systems Engineer Job Arvada area,Colorado USA,Engineering

Role Overview

As a Mechanical System Engineer, you’ll embark on a dynamic journey, working with business development and program management teams to shape multiple satellite missions simultaneously, each boasting a unique multi‑payload configuration. Your role will transcend boundaries as you collaborate seamlessly across various teams, including program management, systems engineering, discipline engineering, and AI&T.

In this role, you’ll not only contribute to the success of our satellite missions but also have the opportunity to collaborate with a diverse and dynamic team, fostering innovation and driving impactful solutions in the ever‑evolving space industry.

Mission Objectives

Technical lead for mechanical system design and subsystem procurements
Create and maintain CAD models collaborating with internal teams and our customers to conduct mechanical layout
Perform system optimization trades analyzing system performance and maintaining technical budgets
Oversee spacecraft level structural and thermal analysis
Engage closely with internal teams and customers to craft and manage system specifications and verification techniques, ensuring alignment with ambiguous customer requirements.
Provide support to program management and product management, serving as a liaison with customers ensuring smooth program execution.
Conduct inspections and reviews of engineering documents and hardware.
Extend your expertise to support test planning and actively participate in the integration and test campaigns at our spacecraft manufacturer’s site, ensuring adherence to rigorous quality standards.

Mission Mandates

Active Top Secret clearance is required with the ability to obtain Sensitive Compartmented Information (TS/SCI) clearance.
Preference will be given to candidates with a DoD or Intelligence Community Top Secret background investigation with at least 3 years of eligibility remaining or CE status; and SCI eligibility with current experience in SCI programs and/or Special Access Programs.
Must be a US Citizen.

Mission Credentials

You enjoy being the face of the technical requirements and working with a team to deliver quality hardware.
You pioneer innovation in aerospace bringing commercial space solutions to US government customers.
You have comprehensive system‐level knowledge and experience in mechanical subsystems.
You thrive in a dynamic and fast‑paced development environment, where your ability to adapt and excel under pressure sets you apart.
Prior experience delivering a spacecraft to orbit and/or space‑qualified hardware to a customer.
You have 5+ years of experience as a Mechanical Engineer with detailed knowledge of spacecraft structures.
Detailed understanding of GD&T and tolerance analysis.
Proficiency with Solidworks or similar CAD software.
Pragmatic vibration testing experience (pre‑test inputs, test oversight, data reduction, report generation).

Salary Range

131, USD

Equal Employment Opportunity & Affir...

Loft Federal is an Equal Employment Opportunity and Affir...

Accessibility & Accommodations

If you require a reasonable accommodation due to a disability when applying for an open position, please contact us at for assistance.

We Hire for Talent, Not Just Resumes

Research shows that while men apply for jobs when they meet about
60% of the qualifications, women and other underrepresented groups tend to apply only when they meet
100% of the listed criteria. At Loft Federal, we value diverse perspectives, respectful debate, and people who challenge assumptions. If you’re excited about a role but don’t meet every requirement, we strongly encourage you to apply.

Third-Party Recruiters & Agencies

No outside recruiters, please. Loft Federal does not accept unsolicited resumes from headhunters, staffing agencies, or third‑party recruiters. We will not pay fees for candidates submitted without a signed agreement in place.

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