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Modern Technology Solutions, Inc. (MTSI) · 1 day ago

Network Engineer

Los Angeles, CA

Full-time

Onsite

Senior Level, Lead/Staff

15+ years exp

Modern Technology Solutions, Inc. (MTSI) is seeking a highly skilled and motivated Network Engineer to join their team. The Network Engineer will be responsible for designing, implementing, maintaining, and securing network systems, playing a critical role in advancing next-generation homeland defense capabilities.

Information Technology

Growth Opportunities

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Develop and implement secure and resilient network architectures to support Golden Dome operational requirements

Evaluate hardware, software, and configurations to optimize network performance and scalability

Design network systems that support advanced communications, data flows, and mission-critical applications

Oversee the installation, configuration, and integration of network infrastructure components (routers, switches, firewalls, etc.)

Ensure seamless interoperability between network systems and software components, particularly in open systems environments

Conduct regular tests and analysis to improve network performance, reduce latency, and minimize downtime

Implement Quality of Service (QoS) measures to prioritize critical data flows

Establish and enforce security protocols, policies, and measures to safeguard network infrastructures against attacks and unauthorized access

Support compliance with DoD cybersecurity guidelines, including RMF (Risk Management Framework) and Zero Trust principles

Monitor network health using diagnostic tools to quickly identify and resolve issues

Manage upgrades, patch installations, and preventive maintenance tasks to ensure reliability and security

Create detailed network diagrams, technical documentation, and operational guidelines for implementation and maintenance

Provide regular status updates and reports to program leadership

Work closely with system engineers, software developers, and program stakeholders to align network capabilities with program goals and technical requirements

Offer expert guidance on network-related decisions and trade-offs during system design and development phases

Qualification

Network DesignTCP/IPRouting/SwitchingNetwork Monitoring ToolsDoD ComplianceCybersecurity ProtocolsCiscoJuniperAristaVPNsWireless CommunicationsSoft Skills

Required

Bachelor's degree with 15 years' related experience; Master's degree highly preferred

Must have an Active Top-Secret Clearance with SCI Eligibility

5 years' prior experience for access to Special Access Program Information (SAP), or Controlled Access Program (CAP); must have 1 year in the last 5 years

15 years' professional experience in network design, implementation, and troubleshooting, preferably in DoD or aerospace programs

Expertise in TCP/IP, networking protocols, and routing/switching technologies

Hands-on experience with hardware platforms such as Cisco, Juniper, Arista, or similar network solutions

Familiarity with encryption technologies, VPNs, load balancers, and wireless communications

Experience with network monitoring tools (e.g., SolarWinds, Wireshark) and configuring firewalls (e.g., Palo Alto, Fortinet)

Understanding of DoD policies, frameworks, and standards including DISA STIGs, RMF compliance, or other networking-related regulations