Senior 5G & Mission Partner Environment; MPE) Systems Engineer

Job Title:

Senior 5G & Mission Partner Environment (MPE) Systems Engineer

Job Category:
Security

Time Type:
Full time

Minimum Clearance Required to Start: TS/SCI

Employee Type:
Regular

Percentage of

Travel Required:

Up to 10%

Type of Travel:
Continental US

CACI is seeking an experienced, action-oriented Senior 5G & Mission Partner Environment (MPE) Systems Engineer to join our team supporting the Army DCS, G-6, Network Command Control Communications, and Computers (C4) Services Integration (NC4SI) Directorate.

In this high-visibility role, you will act as the bridge between strategic discussions and tangible execution for the Army's enterprise-level IT initiatives. You will work directly with the customer to capture their intent, help architect strategic courses of action, and independently produce the high-quality staff work required to drive mission success.

• Enterprise Synchronization:
  Support the DCS G-6 in providing technical oversight, synchronization, and governance across all Army 5G experimentation and installation pilot programs.
• Architecture Implementation:
  Guide the deployment of Private 5G Networks and Open Radio Access Network (ORAN) architectures tailored to military installation security and performance needs.
• Spectrum & Multi-Operator Management:
  Ensure Army 5G data operates securely within DoD-assigned spectrum frequencies and design commercial architectures that support neutral hosting and multi-operator core networks.

• Joint & Coalition Integration:
  Drive joint interoperability initiatives to securely synchronize Army command centers with Joint and Multi-National forces (e.g., INDOPACOM, EUCOM, CENTCOM).
• Data Exchange Frameworks:
  Design technical solutions that cross security domains (Cross Domain Solutions) to ensure secure, real-time data flows between legacy military communication networks and commercial 5G systems.
• Standards Representation:
  Represent G-6 equities in Joint, DoD, and international military telecommunications forums to align Army requirements with overarching defense strategies.

• Vulnerability Mitigation:
  Assess, mitigate, and continuously monitor 5G vulnerabilities within military infrastructure to shield networks from sophisticated national security threats.
• Independent Stream Monitoring:
  Partner with DISA and US CYBERCOM to help deploy advanced continuous monitoring capabilities for non-commercial, government-transiting 5G packet streams.

• Must have TS/SCI clearance.
• Bachelor’s degree or higher in a technical, IT, or related field.
• Minimum of 10 years of DoD progressive experience in wireless network architecture, telecommunications systems engineering, or mobile network operations.
• Deep technical expertise in 3
  
  GPP 5G standards (including Release 15/16/17 and emerging 6G), cellular core networks, and RF spectrum management.
• Ability to produce clear, concise, and succinct staff products. You must be able to translate technical concepts into actionable insights and present them confidently to senior leaders.
• Proven experience advising and collaborating directly with military leaders (O-6 and above) and SES personnel.
• Proven hands-on experience with wireless broadband infrastructure, enterprise deployments, and zero-trust cybersecurity architectures applied to mobile networks.

• Joint Staff, Army/Service Headquarters, or OSD experience at the O-4/O-5 (or equivalent) level or above—specifically in roles requiring heavy staff work and brief production.
• Comprehensive understanding of the Army Unified Network Plan (AUNP) and tactical network capabilities at the division and echelon-above-corps…