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Company

Original Job Post

ManTech · 3 days ago

Network Operations Engineer

Reston, VA

Full-time

Onsite

Mid Level

4+ years exp

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Responsibilities

Perform real-time monitoring and maintenance operations of network device, server assets, mission critical systems, enterprise services, and networking infrastructure across multiple physical sites on disparate networks.

Serve as Tier III support to escalate and resolve technical issues on operational network environments.

Collaborate across multiple engineering disciplines, resolving network incidents to ensure optimal network operation center performance and build, configure, test, harden, and decommission Windows and Linux servers.

Conduct in-depth research into vendor-specific technical documentation, system event logs to identify root causes and provide expert recommendations to resolve long-standing issues and conduct firewall changes, create or troubleshoot F5 iRules, and manage DNS entries and port security.

Configure interfaces on Cisco IOS, IOS-XE, IIOS-XR, and NX-OS devices and develop and modify zone-based firewall policies on Juniper SRX Firewalls.

Support the operation and maintenance of critical Windows and Linux systems to maintain operational availability and an excellent security posture through system configuration and patching or STIGs maintenance.

Log and track all work products in ticketing system, recording applied diagnostic techniques used to complete the tasks, and develop and maintain comprehensive documentation for all troubleshooting procedures, patching plans, and required fix actions.

Perform in an alternate work schedule to provide support for all outages on weekends and be the first point of contact during any weekend support operation.

Qualification

Find out how your skills align with this job's requirements. If anything seems off, you can easily click on the tags to select or unselect skills to reflect your actual expertise.

IT TroubleshootingDoD IT SecurityMonitoring SolutionsNetwork ProtocolsDoD 8570 CertificationSecurity+Problem-SolvingAdaptabilityVirtualizationVMwareVDIPowerShellNetwork AdministrationSwitchport ConfigurationFirewall Policy ManagementDHCP SupportDNS ManagementEnterprise Applications ManagementMicrosoft ExchangeJIRAMicrosoft SCCM/MECMSkype for BusinessVulnerability Scanning ToolsNessusSCC ToolACASTaniumUser Requirements Documentation Communication

Required

Bachelors Degree and 4+ years of experience with an Operations and System or Network Administration role

Experience with developing and enhancing IT troubleshooting processes

Experience with DoD IT security requirements, including installing patches

Experience with monitoring solutions, including SolarWinds, Infoblox, Splunk, or Cisco ISE

Knowledge of common ports and protocols and Layers 1-4 of the OSI model

Ability to work a modified shift hours

DoD 8570 Level II Security Certification, including Security+ Certification

Preferred

Experience with virtualization, including VMware and VDI

Experience with task automation or system orchestration via PowerShell

Experience with basic network administration, including switchport configuration, zone-based firewall policy management, DHCP support, and DNS management

Experience with managing enterprise applications, including Microsoft Exchange, JIRA, Microsoft SCCM/MECM, and Skype for Business

Knowledge of vulnerability and STIG scanning tools, including Nessus, SCC Tool, ACAS, and Tanium

Ability to extract and document user requirements

Possession of excellent written and verbal communication skills