Network Infrastructure/System Administrator

CACI International•McLean, VA

About The Position

CACI is looking for a Network Infrastructure/System Administrator to join the Luke Team! You will support the customer's data communications network; maintain the network hardware and software as well as monitor the network to ensure availability to all system users; and perform the necessary maintenance to support network availability. You will need to be proficient in Cisco network solutions, as well as software defined networks and firewalls from AWS, Google, and Microsoft. The purpose of the Luke program, is to provide dev ops, applied technology investigations, operations and maintenance and infrastructure lifecycle support services across the ODNI’s enterprise. Our support in NOVA and Bethesda includes software engineering/development, O&M, technology investigations, customer advocacy, business process engineering, and system design. Invent your future and make a lasting impact at CACI!

Requirements

Active TS/SCI with Polygraph
Bachelor's degree in Computer Science, Engineering or similar field or similar experience
Experience working with and troubleshooting Cisco and/or Juniper network vendor platforms
Knowledge of and experience with networking technology and protocols, TCP/IP, Routing (static, OSPF, BGP, and policy-based), Firewalls (zone based polices and ACLs), SSH, VPNs
Knowledge of network management platforms such as Solarwinds
Demonstrated understanding of IPv4 networks
Experience with network device hardening in accordance with industry best practices
Knowledge of different operating systems (Microsoft, Unix, Linux, etc.)
Attention to detail, problem solving mindset, critical thinking and teamworking skills

Nice To Haves

Cisco CCNP or Juniper JCNIP certifications or skill level at minimum (Senior / Expert)
Experience with automating network tasks using Ansible or Python
Familiarity with cloud hosting solutions such as Amazon AWS, Microsoft Azure and Google Cloud
VMWare experience
CompTIA Network+, CCNP, CCNA certifications

Responsibilities

Deploy, configure, maintain and monitor all active network equipment (Cisco routers, switches, firewalls) ensuring seamless network operations
Responsible for troubleshooting and resolving network issues, implementing security measures and proactively optimizing network performance
Monitor and resolve network related service tickets
Maintain Standard Operating Procedures (SOPs) and network design documentation
Setup user accounts, permissions and passwords
Perform network upgrades to maintain system integrity and overall availability
Support and administer third-party applications
Ensure security and efficiency of IT infrastructure following industry standards