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MISSION SYSTEMS NETWORK ENGINEER - 1133902277341

Dayton, Ohio

Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance.   


Modern Technology Solutions, Inc. (MTSI) is seeking a Networks Engineer. This role will focus on the design, implementation, and sustainment of secure, high-availability network environments supporting advanced Department of Defense (DoD) weapon system programs. The engineer will collaborate with cross-functional teams to ensure robust, mission-critical connectivity aligned with customer requirements.


Responsibilities

  • Design, configure, and maintain secure network architectures for classified and unclassified environments.
  • Support integration of weapon system networks, ensuring compliance with DoD cybersecurity and accreditation standards.
  • Troubleshoot and resolve complex network issues in operational and test environments.
  • Implement network security best practices including firewalls, encryption, access control, and intrusion detection.
  • Prepare and deliver technical documentation, status reports, and presentations to internal and external stakeholders.
  • Collaborate with system administrators, software engineers, and program managers to achieve program objectives.
  • Support customer meetings, technical reviews, and risk assessments.


Required Qualifications

  • Active DoD Top Secret clearance
  • Bachelor’s degree in Computer Science, Information Technology, or related technical field (or equivalent experience).
  • 3+ years of professional experience in network engineering, design, or operations.
  • Hands-on expertise with routing, switching, firewalls, VPNs, and network security appliances.
  • Knowledge of DoD networking environments, RMF processes, and DISA STIGs.
  • Strong troubleshooting skills and ability to work independently or within a team.

Desired Qualifications

  • Industry certifications (CCNA, CCNP, Security+, CISSP, or equivalent).
  • Experience supporting weapon system or mission-critical networks.
  • Familiarity with cloud and virtualized network environments.
  • Strong communication skills and experience interfacing with government customers.


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