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General Dynamics Mission Systems

Builds secure electronics for defense missions

Information Technology Manager

System AdministrationConfirmed live in the last 24 hours
Full-timeScottsdale, AZ, USA$142.7k - $154.4k /yrIn-person

About the Job

Requirements

  • A Master's degree and a minimum of 6 years of relevant experience, or a Bachelor's degree in a related specialized area or equivalent relevant experience and a minimum of 8 years of relevant experience.
  • U.S. citizenship is required.

Responsibilities

  • Plan, implement, and maintain secure IT systems in regulated defense and government contracting environments.
  • Bridge day-to-day IT operations with compliance program obligations under CMMC, NIST SP 800-171, and CUI handling requirements.
  • Serve as the primary point of accountability for software and hardware asset management, system administration operations, system security, and regulatory readiness across enclave environments.
  • Manage personnel of 6 or more full-time equivalents.
  • Manage timecards and direct-charge compliance.
  • Coordinate with vendors and internal stakeholders on enclave management duties.
  • Perform hands-on system administration as needed to cover vacancies, paid time off, and other staffing gaps.
  • Oversee CUI enclaves.
  • Maintain and continuously improve the System Security Plan in alignment with NIST SP 800-171 Revision 2/3 and CMMC Level 2/3 practices.
  • Track and remediate Plan of Action and Milestones items, ensuring timely closure before assessment windows.
  • Coordinate with the C3PAO or government assessor for CMMC assessments, prepare evidence packages, and conduct readiness reviews.
  • Implement access control, media protection, audit and accountability, and configuration management controls according to CMMC practice families.
  • Conduct periodic self-assessments and gap analyses, and maintain the SPRS score submission.
  • Manage endpoint security, patch management, and vulnerability remediation across unclassified enterprise environments.
  • Oversee identity and access management policies, including multifactor authentication, least-privilege enforcement, and periodic access reviews.
  • Administer network segmentation between CUI-scoped and non-CUI environments, and enforce boundary protection controls.
  • Coordinate incident response activities, and maintain and test the Incident Response Plan.
  • Evaluate and implement security tools, SIEM integrations, and automated compliance monitoring capabilities in coordination with the SOC team.
  • Act as the primary IT administration and compliance liaison to senior leadership.
  • Brief leadership regularly on compliance posture, risk exposure, and program impacts.
  • Lead local cross-functional coordination among IT, Engineering, Finance, Legal, and Program Management on compliance-impacting decisions.
  • Mentor junior IT staff on security practices, tool administration, and compliance requirements.

About the Company

General Dynamics Mission Systems

Builds secure electronics for defense missions

General Dynamics Mission Systems builds defense electronics and integrated systems for military, intelligence and civil government customers. Its equipment connects people and platforms across land, sea, air, space and cyber missions, from tactical radios to satellite ground infrastructure. The business designs submarine weapon controls, aircraft processing equipment and encryption products that protect classified voice, video and data. Government contracts fund development and production, and its products become components of larger military platforms and integrated national security systems. A business unit of General Dynamics, it is headquartered in Chantilly, Virginia.

Company size
10,001+
Company stage
Not listed
Total funding
Not listed
Headquarters
Chantilly, VA
Founded
1952

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