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Attitude Control Systems (ACS) Engineer with Security Clearance

FTS International, LLCChantilly, VA🇺🇸United StatesPosted 11 Sept 2026

Why This Role Stands Out

As an Attitude Control Systems (ACS) Engineer, you'll gain invaluable experience in cutting-edge spacecraft design and development for a classified program, offering significant career growth. Your expertise in control theory and spaceflight hardware will be crucial in a role that supports mission success in a hybrid work environment. This is a fantastic opportunity to contribute to impactful projects and advance your skills within a reputable organization.

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Hybrid
Location
Chantilly, VA, United States
Posted
3 days ago

Job Description

Attitude Control Systems (ACS) Engineer Location
Chantilly, VA Job Code
1562 # of Openings
1 Employee Referral Bonus Eligible
Yes FTS International, LLC (FTS) is committed to providing the Federal Government with quality consultants and support. To ensure mission success we focus on putting our customers first while minimizing corporate bureaucracy on our staff.

We provide Subject Matter Experts (SME) free of Organizational Conflicts of Interest (OCI) focused on independent analysis and mission support services within the disciplines of Engineering, Counter Terrorism Operations, Management, Information Technology, Signals Analysis, Administration, Cyber Security and Linguistics. FTS has an opportunity for an Attitude Control Systems (ACS) Engineer in Chantilly, VA.

The Attitude Control Systems (ACS) Engineer will be an integral participant in ACS and mechanical actuator design, requirements development & verification, and unit integration & test for a next generation spacecraft architecture. Responsibilities

  • Monitor, track, and report on progress & issues associated with spaceflight hardware currently in production and test for a classified space program
  • Review and coordinate changes to specifications, ICDs, and system level requirements documentation for ACS and propulsion subsystems
  • Track development issues and attend unit, subsystem, system level design reviews
  • Support launch and spacecraft on-orbit test, as required
  • Identify & assess emerging risks and develop & evaluate proposed burn-down plans
  • Review developer’s readiness to proceed into spacecraft test at various levels of assembly

Required Skills/Qualifications

  • TS/SCI with polygraph
  • BS degree in Aerospace, Astronautical, or Mechanical Engineering
  • 9+ years of relevant experience
  • Experience in DoD IC acquisition and program management processes
  • Working knowledge of control theory, reaction wheel/control moment gyro, star sensor/tracker, inertial reference units/sensors, sun sensor, magnetic torque rod, GPS receiver, and control algorithm development
  • Experience in the design & integration of satellite buses and knowledgeable of launch & flight operations of space vehicles
  • Ability to work collaboratively with personnel from multiple functions and at all levels of the customer organization to deliver results

Desired Skills/Qualifications

  • MS degree in Aerospace, Astronautical, or Mechanical Engineering
  • Education and experience with spacecraft ACS hardware and software design, manufacture, simulation, and test  Expected Salary Range: $145,000 - $170,000 per year.

Placement within the range is determined by qualifications, job-related criteria, experience, internal equity and market considerations. In addition, FTS International, LLC has benefits offerings in addition to salary to include Health Insurance, Paid Time Off, Life Insurance, Short Term and Long-Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections. FTS International, LLC is an

Equal Opportunity Employer - vets/disabled.

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