CACI is seeking an experienced Network Engineer supporting the Department of Homeland Security (DHS), United States Customs and Immigration Services (USCIS). Job Responsibilities: Responsibilities include providing support and operation of network and security components which include routers, switches, firewalls, load balancers, wireless devices, data centers, and cloud services in both a greenfield and brownfield infrastructure. The successful candidate will support multiple networks that operate 24 hours a day 365 days a year requiring 99.99995% uptime. Normal business hours are between 6am and 6pm Eastern Time. Daily duties include managing the USCIS network and security devices which include and are not limited to the following: - Cisco ASA - Cisco Security Manager - Cisco routers/switches/firewalls - IPS/IDS modules - Cisco ISE - Amazon Cloud - Data center infrastructure - Network Enclaves - Xceedium Gatekeeper - Riverbed - Solarwinds - Cisco Prime - McAfee - .NET witness - AppDetective/DBProtect - HP Fortify - HIDS - Two Factor Authentication - Identity and Biometric tools - Bluecoats Example of Daily Duties include: - Troubleshooting Tier 3 & 4 level issues for LAN / WAN networks - Troubleshooting Enclaves - Working on Change Requests, Incidents, Work Orders - Resolving Emergency Break Fix problems - Ability to work in ServiceNow and use this tool effectively to work - Understanding the work flows to expedite and provide operations support - Collaborate with multiple teams for resolving issues - Maintain documentation for all network infrastructure changes and process flows 1. Document all processes and procedures 2. Post documents to EID SharePoint site - Serve as the technical expert for network infrastructure, security tools, appliances and services - Collaborate with Network Architecture & Engineering teams to recommend solid well thought out solutions - Responsible for mentoring junior staff and expanding their skill set - Responsible for leading CIRT calls and outage resolutions Required Qualifications: - Associate's Degree and/or 5-15+ years of related work experience (Typically requires a bachelor's degree or equivalent and 2-4 years of related experience) - US Citizenship is required - Ability to obtain and maintain Public Trust clearance - Current DHS EOD highly desired - Expertise in one or more of the following tools and technologies: - Cisco Network and Security Technologies - Cisco Wireless Technologies - Amazon Cloud Services - Cisco Data Center Technologies - Riverbed Technology - Performance Engineering tools and technologies - Experience serving as an escalation point for network and performance issues and ensuring their resolution - Experience analyzing and resolving tickets with limited internal/external support - Strong ability to operate as member of a multi-functional team - Ability to multi-task and keep track of work - Must be an expert on sub.NET masking and IP addressing - Must understand multi-tier networks and have proven ability to resolve issues - Must have excellent written and verbal skills in English - Must have self-motivation and initiative to tackle large problems from start to finish - Must have excellent time management skills to work in a fast-paced professional environment - Must have the ability to design solutions that are not cookie cutter - Must have project management and time management skills - Must know Visio diagramming and Microsoft office tools suite - Must be able to work independently and within a matrixed organization - Must have networking expertise and drive work to closure - Must have excellent customer service skills and high threshold for stress - Must want to be in an Operations environment - Ability to follow directions from management - Availability to work outside of normal business hours to support a production network - Must be available to be on call many weeks throughout the year - Must have excellent team work and collaborations skills - Ability to maintain composure in a fast paced, high stress, demanding environment Desired Qualifications: - Experience operating in a Devops environment for at least twelve months preferred. .