Company Description About Science Referral Network We maintain a global network of well connected ... Order Computer Languages Development of Aerodynamic Models to include support to Wind Tunnel ...
Company Description About Science Referral Network We maintain a global network of well connected ... Order Computer Languages Development of Aerodynamic Models to include support to Wind Tunnel ...
Company Description About Science Referral Network We maintain a global network of well connected ... Qualifications Required Skills, Experience and Education: Bachelor of Science in Electrical ...
Company Description About Science Referral Network We maintain a global network of well connected ... Qualifications Required Skills, Experience and Education: Bachelor of Science in Electrical ...
Company Description About Science Referral Network We maintain a global network of well connected ... Qualifications Required Skills, Experience and Education: Bachelor of Science in Electrical ...
Company Description About Science Referral Network We maintain a global network of well connected ... Qualifications Required Skills, Experience and Education: Bachelor of Science in Electrical ...
Mechanical Engineer (US Citizenship REQUIRED)
Maple Grove, MN ยท Hybrid
$62/hr
Familiarity with current computer applications and technologies in applicable engineering ... EDUCATION REQUIRED Bachelor of Science in Mechanical or Aerospace Engineering. Education ...
Mechanical Engineer (US Citizenship REQUIRED)
Maple Grove, MN ยท Hybrid
$62/hr
Familiarity with current computer applications and technologies in applicable engineering ... EDUCATION REQUIRED Bachelor of Science in Mechanical or Aerospace Engineering. Education ...
System Administrator (US Citizenship REQUIRED)
Riviera Beach, FL ยท On-site
$35 - $42/hr
System Administrator (US Citizenship REQUIRED) RATE RANGE: $35-$42/hr W2 (no health benefits/no ... computer systems, including coordination with network administrators This position requires a ...
System Administrator (US Citizenship REQUIRED)
Riviera Beach, FL ยท On-site
$35 - $42/hr
System Administrator (US Citizenship REQUIRED) RATE RANGE: $35-$42/hr W2 (no health benefits/no ... computer systems, including coordination with network administrators This position requires a ...
Familiarity with current computer applications and technologies in applicable engineering ... EDUCATION REQUIRED Bachelor of Science in Mechanical or Aerospace Engineering. Education ...
Familiarity with current computer applications and technologies in applicable engineering ... EDUCATION REQUIRED Bachelor of Science in Mechanical or Aerospace Engineering. Education ...
Familiarity with current computer applications and technologies in applicable engineering ... EDUCATION REQUIRED Bachelor of Science in Mechanical or Aerospace Engineering. Education ...
Familiarity with current computer applications and technologies in applicable engineering ... EDUCATION REQUIRED Bachelor of Science in Mechanical or Aerospace Engineering. Education ...
S.) in Computer Science, Software Engineering, Information Management Systems or a related ... US CITIZENSHIP REQUIRED'
S.) in Computer Science, Software Engineering, Information Management Systems or a related ... US CITIZENSHIP REQUIRED'
S.) in Computer Science, Software Engineering, Information Management Systems or a related ... US CITIZENSHIP REQUIRED'
Quick apply
S.) in Computer Science, Software Engineering, Information Management Systems or a related ... US CITIZENSHIP REQUIRED'
S.) in Computer Science, Information Management Systems, experience considered in lieu of degree ... US CITIZENSHIP REQUIRED'
S.) in Computer Science, Information Management Systems, experience considered in lieu of degree ... US CITIZENSHIP REQUIRED'
* Position description : * Applies technical knowledge to assist clients in the design and development of solutions to complex technical engineering and applications problems, network challenges, or ...
* Position description : * Applies technical knowledge to assist clients in the design and development of solutions to complex technical engineering and applications problems, network challenges, or ...
S.) in Computer Science, Information Management Systems, experience considered in lieu of degree ... US CITIZENSHIP REQUIRED'
Quick apply
S.) in Computer Science, Information Management Systems, experience considered in lieu of degree ... US CITIZENSHIP REQUIRED'
US Citizenship is required for this position. We are unable to hire Green Card Holders, individuals who need a work visa, are currently on a work visa, or individuals who will require work visa ...
US Citizenship is required for this position. We are unable to hire Green Card Holders, individuals who need a work visa, are currently on a work visa, or individuals who will require work visa ...
Sr. Software Engineer (US Citizenship Required)
Wilsonville, OR ยท On-site
$126K - $167K/yr
US Citizenship is required. We are unable to consider applicants with a Green Card, applicants ... Bachelor's degree in Computer Science or related field required, Master's degree a plus * 15+ years ...
Sr. Software Engineer (US Citizenship Required)
Wilsonville, OR ยท On-site
$126K - $167K/yr
US Citizenship is required. We are unable to consider applicants with a Green Card, applicants ... Bachelor's degree in Computer Science or related field required, Master's degree a plus * 15+ years ...
Real Time Embedded Software Engineer US Citizenship required
Tucson, AZ ยท On-site
$124K - $163K/yr
Non-US citizens may not be eligible to obtain a security clearance. Thank you! Dee Smith Position ... Computer Engineering, Electrical Engineering, Software Engineering, Computer Science, Physics ...
Real Time Embedded Software Engineer US Citizenship required
Tucson, AZ ยท On-site
$124K - $163K/yr
Non-US citizens may not be eligible to obtain a security clearance. Thank you! Dee Smith Position ... Computer Engineering, Electrical Engineering, Software Engineering, Computer Science, Physics ...
FPGA VHDL Design Engineer US Citizenship required
Tucson, AZ ยท On-site
$116K - $160K/yr
Company Description About Science Referral Network We maintain a global network of well connected ... Non-US citizens may not be eligible to obtain a security clearance. Thank you! Dee Smith ...
FPGA VHDL Design Engineer US Citizenship required
Tucson, AZ ยท On-site
$116K - $160K/yr
Company Description About Science Referral Network We maintain a global network of well connected ... Non-US citizens may not be eligible to obtain a security clearance. Thank you! Dee Smith ...
Advanced Space Systems Engineer (US Citizenship REQUIRED) RATE RANGE: $60/hr - $70/hr W2 (no health ... Requires a Bachelor's degree in Systems Engineering, or a related Science, Engineering, Technology ...
Advanced Space Systems Engineer (US Citizenship REQUIRED) RATE RANGE: $60/hr - $70/hr W2 (no health ... Requires a Bachelor's degree in Systems Engineering, or a related Science, Engineering, Technology ...
Advanced Space Systems Engineer (US Citizenship REQUIRED) RATE RANGE: $60/hr - $70/hr W2 (no health ... Requires a Bachelor's degree in Systems Engineering, or a related Science, Engineering, Technology ...
Advanced Space Systems Engineer (US Citizenship REQUIRED) RATE RANGE: $60/hr - $70/hr W2 (no health ... Requires a Bachelor's degree in Systems Engineering, or a related Science, Engineering, Technology ...
Sr. Software Engineer (US Citizenship Required)
$126K - $167K/yr
... us. This position focuses heavily on the Microsoft platform with a focus on .NET server-side ... Bachelor's degree in Computer Science or related field required, Master's degree a plus * 15+ years ...
Sr. Software Engineer (US Citizenship Required)
$126K - $167K/yr
... us. This position focuses heavily on the Microsoft platform with a focus on .NET server-side ... Bachelor's degree in Computer Science or related field required, Master's degree a plus * 15+ years ...
US Citizenship is required for this position. We are unable to hire Green Card Holders, individuals who need a work visa, are currently on a work visa, or individuals who will require work visa ...
US Citizenship is required for this position. We are unable to hire Green Card Holders, individuals who need a work visa, are currently on a work visa, or individuals who will require work visa ...
Computer Science Us Citizenship Required information
What are some common challenges faced by Computer Science professionals in positions that require U.S. citizenship?
What are the key skills and qualifications needed to thrive as a Computer Scientist (U.S. Citizenship Required), and why are they important?
What is the difference between Computer Science Us Citizenship Required vs Software Developer?
| Criteria | Computer Science Us Citizenship Required | Software Developer |
|---|---|---|
| Required credentials | Typically requires a degree in computer science or related field, security clearance, and US citizenship | Usually requires a degree or coding bootcamp certification, no citizenship requirement |
| Work environment | Government agencies, defense contractors, or federal projects | Private tech companies, startups, or corporate IT departments |
| Employer and industry usage | Primarily government and defense sectors | Broad industry usage across private and public sectors |
Computer Science Us Citizenship Required roles focus on government and defense projects, often requiring security clearance and US citizenship. Software Developer positions are more common in private industry, with fewer citizenship restrictions. The key difference lies in the work environment and credential requirements, with Computer Science Us Citizenship Required roles emphasizing security and government work.
What does 'Computer Science US Citizenship Required' mean?

Full-time
Posted 12 days ago
Job description
About Science Referral Network
We maintain a global network of well connected professionals in science, technology, engineering, and mathematics who are interested in working with us to help organizations recruit and hire the right technical talent for even the most specialized of tasks. Our network consists of both subject matter experts in a wide variety of technical areas and senior leaders at some of the world's most innovative, cutting edge organizations. We employ a system of strategic research and confidential targeted crowdsourcing throughout this network to help our clients identify and hire the talent they need.
Much more than just a database, we are continually working to strengthen all of the individual connections that make up our network. We strive to develop mutually beneficial, trusting relationships by actively engaging with our network members. This creates the confidence and collaboration that is necessary for our continued success. We believe that our integrity is our greatest asset and we value people over process. We are steadfast in our commitment to the highest ethical principles in all of our business dealings and endeavor to add value in any way we can.
Job Description
We have a PERM position in sunny Tucson, AZ, McKinney, TX, or Huntsville, AL for a System Engineer. There are several positions available at all levels. The job description is below. If you are still available please send an updated resume, your salary requirements, date of availability, and your citizenship status. If you're not available please feel free to pass the information on to your colleagues.
(***OUR CLIENT CANNOT ACCEPT H1B, H2B, F1, TN1 VISAS OR GREEN CARD CANDIDATES***). We cannot work with outside parties or do C2C.
Thank you!
Dee Smith
The Guidance, Navigation and Control Center (GNC) is responsible for all requirements, trade studies, algorithm designs and performance analyses required to develop RMS products that navigate and guide successfully. The Center's scope includes aerodynamic analysis, wind tunnel testing and model development: flight control system design and analysis; servo and control actuation system design and analysis; strap down and GPS aided navigation system design and analysis; target state estimation, midcourse and terminal guidance design optimization as well as system performance analysis.
Job Description:
The Senior Systems Engineer I is responsible for conducting missile guidance, navigation, air vehicle, control system, embedded software and missile performance analysis. Missile guidance tasks include guidance law development, state estimation, sensor fusion, trajectory shaping and miss distance performance optimization. Air vehicle design tasks include aerodynamics/stability & control, kinematic and propulsion system trade studies including computational fluid dynamics analysis, wind tunnel testing and aerodynamic model development. Navigation tasks include system trade studies, component modeling of inertial measurement units (IMU) and global positioning systems (GPS), as well as simulation of navigation algorithms particularly Kalman filters. Control system tasks include autopilot, control actuation system, mechanism and gimbaled seeker servo design. Embedded software includes real-time GNC algorithm development for missile system products. Missile performance analysis includes model development, system optimization and Monte Carlo assessments with expected system disturbances.
Key Responsibilities (Essential Functions):
Development of Missile Guidance Algorithms
Coding of Missile Guidance Algorithms in Higher Order Computer Languages
Development of Aerodynamic Models to include support to Wind Tunnel testing
Development of Simulation Kinematics Models
Analysis of Missile performance both in simulation and flight test
Qualifications
Required Skills:
Strong graduate level* academic and analytical background with course work and independent research that includes a combination of digital and modern control systems, dynamics, Kalman filter design, aerodynamic, Computational Fluid Dynamics (CFD) analysis or signal processing. *Please submit your most recent transcripts when you apply
Four (4) years of combined academic and applied experience with Matlab, C, C++, Object Oriented design
Past use or familiarity with UNIX and LINUX operating systems as well as Microsoft products.
Other Requirements:
Must have an existing or the ability to obtain a Department of Defense issued Secret Security clearance.
Must be willing to relocate to Tucson, AZ (comprehensive relocation package available)
Desired Skills:
Knowledge of system engineering design methods including requirements analysis and flowdown, specification derivation and interface control documentation
Research related to Non-GPS navigation technologies including terrain aiding, celestial / star tracker, magnetometer, bathymetric, laser, or vision / imaging sensors
Airborne RADAR systems including RF signal processing and tracking algorithms
Autopilot design including linear systems, nonlinear systems, adaptive control, Lyaponov theory, robust control, and sliding mode control
Performance analysis by simulation including verification and validation techniques
Optimal guidance theory, trajectory shaping, estimation theory, analysis of random processes, non-linear Kalman filters, particle filters
Knowledge of inertial navigation and vehicle state estimation algorithms including Kalman filtering for integration of GPS/GNSS receivers with MEMs inertial measurement units.
Research and publications focused on the design and performance analysis of hypersonic vehicles including aerodynamics and propulsion systems of the vehicle
Experience (2-4 years) estimating kinematic performance of hypersonic vehicles using tools such as NASA's OTIS tools
Experience (2-4 years) in the design of control systems/architectures for hypersonic vehicles
Ability to operate independently with minimal supervision
Ability to communicate effectively with senior leadership and other engineering disciplines.
(***OUR CLIENT CANNOT ACCEPT H1B, H2B, F1, TN1 VISAS OR GREEN CARD CANDIDATES***). We cannot work with outside parties or do C2C.
ABOUT OUR CLIENT:
14,000 employees
Headquartered in Tucson, Ariz.
World's largest developer, producer and integrator of weapon systems More than 1.5 million missiles produced since 1954
Broad weapons portfolio
Missiles
Smart munitions
Projectiles
Kinetic kill vehicles
Directed energy weapons
Mounted reconnaissance, surveillance and target acquisition
Customers: All U.S. military services; allied forces of more than 50 countries
Science Referral Network
Dee Smith
Sourcing Specialist
Additional Information
All your information will be kept confidential according to EEO guidelines.