Network Management IT Support

This position will provide daily operational support for network infrastructure, monitoring tools, server systems, and cybersecurity compliance activities. This position requires a strong understanding of DoD network environments, switch maintenance, network monitoring platforms, vulnerability remediation, and technical documentation supporting network performance, availability, configuration management, and security compliance across enterprise systems.
Work Location: On-site in Arlington, VA, Monday – Friday, 6am – 2:30pm; on call and outage response based upon the needs and direction of the customer.

Basic Required Qualifications and Skills: Note: These are mandatory items that all candidates must have when submitting an application to IMC for this position. High school diploma or equivalent.
DoD 8570/8140 compliant certification as required by the contract
Supporting DoD or federal network environments.
Using Forescout for network visibility, device identification, or access control support.
Updating and maintaining network switches.
SolarWinds network monitoring and alert review.
DISA STIGs for network devices and Windows servers.
Supporting STIG implementation, validation, remediation, and documentation.
Cisco switching, VLANs, trunking, port security, routing basics, and network troubleshooting.
Cybersecurity compliance, vulnerability remediation, and DoD security requirements.
Ability to create and read technical documentation, network diagrams, and switch configurations
Please note that pursuant to a government contract, this specific position requires U.All applicants must have current DoD Secret clearance day one and prior to entry on duty, with the ability to pass a Tier 5 background investigation to up-scope their clearance to Top Secret.

Desired Qualifications and Skills: It is desirable that the candidate have the following qualifications:

Top Secret/SCI clearance.
Cisco switches, routers, and enterprise network infrastructure.
Supporting SIPR/NIPR or similar DoD network environments.
Creating technical reports, outage summaries, and network status updates.
Windows Server administration, patching, updates, and basic troubleshooting.
Active Directory, DNS, DHCP, Group Policy, and Windows Server security settings.

Monitor, troubleshoot, and support enterprise network infrastructure within a DoD environment.
Use SolarWinds to monitor network health, identify outages, review alerts, validate device status, and support network performance reporting.
Support Cisco DNA Center/DNAC for network visibility, device management, troubleshooting, assurance, and operational monitoring.
Use Forescout to support device visibility, endpoint identification, access control awareness, and network asset tracking.
Update, configure, and maintain network switches, including firmware, IOS/software updates, configuration backups, and operational validation.
Perform troubleshooting for network connectivity, VLANs, switch ports, routing issues, device reachability, and network performance problems.
Support STIG compliance activities for network switches and Windows servers.
Apply security hardening requirements in accordance with DoD STIGs, cybersecurity policies, and operational guidance.
Maintain and update Windows servers, including patching, vulnerability remediation, security configuration, and system validation.
Document network changes, troubleshooting actions, system updates, and compliance activities.
Support change management processes and ensure all updates are properly coordinated and approved.
Work with network engineers, system administrators, cybersecurity personnel, ISSOs/ISSMs, and government stakeholders.
Assist with maintaining accurate network diagrams, asset inventories, and technical records.
Respond to network outages, alerts, performance issues, and operational incidents as required.
Please see the salary information listed at the beginning of this document, which is not a guarantee of compensation or salary. Full-time positions at IMC are eligible to participate in any or all of the benefit programs offered, including 401(k) with a 3% employer match, paid time off, paid holidays, FSA spending, dental, vision, health insurance, company-sponsored AD&D, and life insurance. Positions at IMC may also be eligible for a bonus and/or other incentives.

For more information about IMC’s benefits, please visit our website at

IMC), a Service-Disabled Veteran-Owned Small Business, provides a broad range of information technology IT services to government and commercial customers by placing a high priority on modernization, enhancing business processes through technology, and creating efficiencies through automation. Since its founding in 1989, IMC has offered solutions and expertise in: IT operations and maintenance, data management, cyber security, systems and network engineering and administration, cloud/hosting services, software development, website services, software quality assurance and testing (including IV&V), and project management. IMC is certified in International Organization for Standardization (ISO) 9001 Quality Management, ISO 27001 Information Technology Security Management, ISO 20000 Information Technology Service Management, and ISO 14001 Environmental Management System. Committed to continuous improvement and information security, IMC has been appraised at level 3 of the CMMI Institute’s Capability Maturity Model Integration for both Development and Services and we are CMMC Level 2 (Ver 2.0) compliant. We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.