Network & Systems Engineer

Leidos is seeking a Network & Systems Engineer to provide advanced engineering, strategic systems analysis, and operational oversight for large-scale operations on a high-profile Department of War contract at Fort Belvoir, VA.

The Engineer will serve as a primary technical authority, exercising independent judgment to analyze and modify DTRA's enterprise IT Server, Storage, and Network infrastructures. Operating on Unclassified, Secret, and Top-Secret networks, the Engineer will lead the monitoring and troubleshooting efforts that ensure continuous, secure, and resilient access for all mission partners.

Responsibilities:

• Systems Analysis & Architecture: Apply advanced systems analysis techniques to consult with DTRA leadership and mission partners, determining complex system functional specifications, capacity requirements, and architectural roadmaps.
• Network & Systems Engineering: Document, test, and modify network and server configurations, security protocols, and directory services to align with evolving DoD Directives and security baselines.
• Incident & Operational Leadership: Perform shift duties as the 24x7x365 Network Operations and Security Center operations watch officer. Serve as the escalation authority for complex, multi-system outages, leading diagnostic strategy, event correlation, and root-cause analysis.
• Strategic Integration: Provide input for process improvement on operational procedures, incident response frameworks, and SLA-compliant workflow protocols. Evaluate third-party vendor solutions and manage configurations within the ServiceNow ITSM framework.
• Executive Advisory: Interface directly with high-level Mission Partners, DISA, Joint Forces, and Combatant Commands to advise on operational impacts, system vulnerabilities, and technical solutions.
• Support Tier I–III system, networking, and engineering personnel to ensure network troubleshooting efforts.
• Oversee real-time monitoring of global enterprise networks using DoD-approved tools.
• Develop and enforce operational procedures, incident response workflows, and escalation protocols.
• Interface with Mission Partners, DISA, Joint Forces, and Combatant Commands on network status, issues, and operational impacts.
• Prepare and deliver operational briefs, after-action reports, and executive summaries to senior leadership.
• Troubleshoot, resolve, and/or escalate technical issues based on ticket assignments.
• Correlate events and incidents for management of Information Technology Services.

Requirements:

• Education & Experience: BS degree in Computer Science, Information Technology, or a related engineering field with 4-8 years of experience, or a Master's degree with 2-6 years of experience in enterprise systems engineering, network design, or IT operations management.
• Technical Expertise: Advanced understanding of network protocols, system virtualization, and enterprise storage networks.
• Tools & Frameworks: Proficiency in administering enterprise monitoring suites, Active Directory architecture, and IT Service Management frameworks.
• Security Certification: Current DoD 8570.01-M IAT Level II certification or higher.
• Clearance: Active Top Secret/SCI security clearance.

Benefits:

• Salary Range: $73,450.00 - $132,775.00