Spartan Network Engineer at Infinity Technology Services LLC – Dahlgren, Virginia

Job Summary:
ITS, LLC is seeking a Network Engineer: Level 4 to join our team in Dahlgren, VA. The Network Engineer will support and maintain the SPARTAN network environment, ensuring mission-critical C2 systems operate with optimal performance, reliability, and security. This role provides Tier 1 mission network support, collaborates with senior engineers on network design and implementation, and plays a key role in sustaining operational readiness across defense network environments.

Key Responsibilities:
Duties and responsibilities include, but are not limited to:
• Perform routine maintenance, upgrades, and lifecycle support of the SPARTAN network to ensure optimal performance and reliability.
• Provide Tier 1 support for mission networks associated with Command and Control (C2) systems; troubleshoot issues and escalate complex incidents as required.
• Monitor network performance using enterprise monitoring tools and proactively address performance degradation or outages.
• Configure, maintain, and troubleshoot routing and switching infrastructure, including Cisco and Juniper network devices.
• Support implementation of network solutions in coordination with network architects and senior engineers to meet mission requirements.
• Apply security best practices to network administration, ensuring compliance with DoD and organizational cybersecurity requirements.
• Develop, update, and maintain network documentation, diagrams, and standard operating procedures (SOPs).
• Maintain current knowledge of industry best practices, emerging technologies, and defense network standards.

Required Qualifications:
• Strong understanding of network protocols, routing, and switching technologies.
• Experience configuring and supporting Cisco and Juniper network infrastructure.
• Experience with network monitoring and diagnostic tools.
• Knowledge of cybersecurity principles and secure network administration practices.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent written and verbal communication skills.
• Ability to work effectively in a collaborative, mission-focused environment.
• Ability to obtain and maintain a security clearance.

Preferred Qualifications:
• Experience supporting military or defense network environments.
• Familiarity with Command and Control (C2) systems and mission-oriented network operations.
• Experience working at or supporting Space Force installations (e.g., VSFB, PSFB).
• Relevant certifications such as CCNA, CCNP, JNCIA, or JNCIP.

Education/Experience:
• Bachelor’s degree in Computer Science, Information Technology, or related field, or equivalent professional experience.
• 3–5 years of progressive experience in network engineering, including maintenance and operational support of enterprise or mission networks.

Clearance Requirement:
• Active or ability to obtain and maintain a DoD security clearance.

Salary Note:
• In compliance with Colorado’s Equal Pay for Equal Work Act, the salary range for this role is based on education, experience, and responsibilities.

ITS, LLC. is an equal-opportunity employer to include veterans and individuals with disabilities.
U.S. Citizenship is required.