Sr. Network Engineer

Clearance Level
Network Engineering
Washington, District of Columbia
Onsite Workplace
REQ#: RQ140573
Public Trust: None
Requisition Type: Regular
Your Impact

Own your opportunity to work alongside federal civilian agencies. Make an impact by providing services that help the government ensure the well being of U.S. citizens.

Job Description


The successful candidate will work with systems, applications, and solutions for AOTO’s enterprise-wide network and AV systems. This is a hands-on role that requires deep technical knowledge of systems, networks, and applications along with a solid understanding of enterprise-level frameworks, policies, processes, and standards. The position requires strong critical thinking and analytical skills, attention to detail, and excellent oral and written communication skills. 


  • Analyzes customer requirements and provides technical solutions to complex problems 

  • Performs maintenance and upgrade of networks including servers, routers, switches, firewalls, remote access systems, and networks 

  • Maintains network integrity and connectivity while ensuring compliance with policies and maintains system backup and recovery capability 

  • Coordinates the acquisition of hardware and software as well as subcontractor services as needed 

  • Creates plans and configures systems for data communication networks 

  • Designs and builds hardware and software components for computer or telecommunications networks 

  • Evaluates new communications technologies to enhance capabilities of the network 

  • Maintains current knowledge of relevant technology as assigned 

  • Design and deploy functional networks (LAN, WLAN, WAN) 

  • Configure and install software, servers, routers and other network devices 

  • Monitor network performance, bandwidth and integrity 

  • Resolve issues tiers of support have escalated by troubleshooting the network infrastructure 

  • Automate tasks and monitor their effectiveness 

  • Create, oversee and test security measures (e.g. access authentication and disaster recovery) 

  • Communicate with users when needed 

  • Maintain complete technical documentation 

  • Suggest improvements to network performance, capacity and scalability 

  • Performs complex troubleshooting, backup, archiving, and disaster recovery 

  • Assists in the design, implementation and maintenance of systems, programs, hardware and software. 

  • Perform network administration duties. 

  • Maintains current knowledge of relevant technology as assigned 

  • Develop standards for design and deployment of Microsoft Teams Room systems for various room sizes and use cases to include physical designs, configuration guides and sample bills of material 

  • Design, implement and manage availability of critical network infrastructure equipment 

  • Isolate faults and resolve issues to prevent impact on user productivity. 

  • Work with systems engineers/administrators to facilitate remediation of tickets/alerts. 

  • Assist in the coordination and completion of operations documentation (e.g. Work Instructions, SOPs) 

  • Review deployment of existing systems and remediate to ensure alignment with standards where necessary  

  • Deploy, Monitor and Manage network equipment such as network switches, IPAM  appliances, Wireless Access point, WLCs, ISE appliances, and Microsoft Teams Rooms devices  

  • Ensure that deployments conform to approved design standards following documented SOPs and Work Instructions  

  • Conduct quality control analysis that include audio, video and signal testing of converged AV systems  

  • Perform schedule checks of specific conference spaces and equipment; identify equipment showing significant wear and tear or other early indications of failure and proactively report issues  

  • Monitor and maintain contracts for network infrastructure devices, conference room systems and components 

  • Provide escalation support for operational issues; opens service tickets with service and support contractors / repair providers and network service providers as needed. Tracks repairs until completion. 

  • Compiles and submits regular reports on operations and other work performed. 

  • Proactively validate and remediate security vulnerabilities for managed network equipment; Create risk mitigation strategies when vulnerabilities cannot be remedied and work with IT security to review and act on any directed changes 

  • Root cause analysis of problems causing service/system outage and development of correction action plan to mitigate reoccurrence of incidents. 

  • Perform other duties as assigned. 




  • At least 10 years total IT experience, with 5-7 years of experience as a network engineer in an enterprise environment 

  • Strong experience with Cisco network switches including Cisco Catalyst and Nexus switches. 

  • Knowledge of routers, switches, patch panels, network cabling, and other network related hardware 

  • Working knowledge of network technologies and protocols including Trunking, VTP, Layer 2 & 3 Port-channels, Spanning-Tree, Port-Security, HSRP, EIGRP, OSPF, QoS, BGP, and MPLS, BFD. 

  • Hands-on experience with Cisco ISE, network security concepts, and technologies including IPSec, RADIUS, TACACS+, firewall policies, and 802.1x 

  • Hands-on experience with analysis of network traffic captures 

  • Experience with Palo-Alto Firewall, and InfoBlox NIOS 

  • Experience with tuning switch configuration for data and audio/video traffic. 

  • Knowledge of the operating characteristics of various operating systems, e.g. Windows 10 Enterprise, MacOS and iOS. 

  • Knowledge of OSI model, Concepts of VLANs and Multicast, Routing and Switching, Audio & Video encoding and decoding protocols, Dante protocols, Q-LAN protocol for Audio streams, IGMP snooping, QoS, DNS/DHCP 

  • Knowledge of Storage and Virtual Server Infrastructure and Internet Proxy systems 

  • Knowledge of general management and auditing techniques for identifying problems, gathering, and analyzing pertinent information, forming conclusions, developing solutions, and implementing plans consistent with management goals. 

  • Excellent oral and written communications skills. Interaction and information gathering with coworkers and customers. 

  • Working Knowledge of Logging and Monitoring tools such as Splunk, Cisco Prime, SolarWinds, Wireshark, and Netscout  

  • Knowledge of Software Defined Networks and Cisco DNA 

  • Working experience with trouble ticketing systems such as Remedy and ServiceNow. 



  • BA/BS or equivalent, 10+ years of experience

  • Industry leading certifications relating to IT Networks with enough skills/experience to complement, preferably Cisco CCNP 


Travel Required: Less than 10%
About Our Work

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.