Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Suitability: No Suitability Required Public Trust/Other Required: Job Family: Network Engineering Job Description: We are GDIT. The people supporting and securing some of the most complex government, defense, and intelligence projects across the country. GDIT is seeking a JRSS Core Network Engineer to ensure the stability, integrity, and availability of the networking infrastructure and associated services. The position is in support of GDIT’s contract with the DISA Joint Service Provider located within the Pentagon and surrounding offices. The position is involved with full life-cycle maintenance of a network infrastructure which includes incident response, capacity planning, testing, monitoring, performance tuning, enhancements, and integration of new services. The engineer must have the understanding and ability to implement and troubleshoot Cisco, Juniper, and F5 products and services in a production environment using industry best practices. A successful candidate will be responsible for the health and maintenance of a large, complex networking infrastructure. This includes providing network administration and operational support to more than 8000 networked devices. The engineer will provide comprehensive network administration, security enhancements and remediation, and troubleshooting of network devices such as routers, switches, load balancers, WIFI, and VoIP. This position requires an understanding of best practices pertaining to network security and may require the development, deployment, and integration of network security services. Successful candidates should be able to work both independently and as part of a team. In this role, a typical day will include: Provide problem and incident resolution, including dealing with software and hardware vendor technical support Deploy and maintain network hardware, peripherals, services, and settings in accordance with industry standards and project/operational requirements Perform daily system monitoring; verifies the integrity and availability of networking hardware, services, systems, and key processes; reviews system and application logs Document and conduct changes during ASI windows Provide on-call troubleshooting and issue resolution as required Develop and maintain installation and configuration procedures Collaborate with the Security team to identify and remediate application and operating system vulnerabilities Act as a liaison with other groups to provide information sharing pertaining to the needs of the diverse set of computer users supported by the client as a whole. Develop scripts and other automation solutions to aid in the completion of migration and integration tasks. Review problems to understand the root causes of issues and ensure proper fixes are implemented Provide phone support to users during the time of peak demand as needed. REQUIRED SKILLS: Active TS/SCI clearance Must meet requirements for DoD 8570 IAT Level II (such as Sec or higher) 5 years of related experience Bachelors’ degree in a related field. Work experience considered in lieu of degree. Experience includes: Troubleshooting, managing and monitoring the health of Cisco and Juniper routers and switches Deploying, managing, and troubleshooting network systems, switching, and routing protocol standards such as: TCP/IP, MPLS, OSPF, BGP, SDN, and 802.1x. Managing and troubleshooting DNS, DHCP, IPAM, and NTP in a large multi-site environment Managing Cisco Prime/Junos Space Network security, including firewall, IDS/IPS, VPN, and vulnerability remediation Using network management and analysis tools such as SNMP probes, network taps, traffic analyzers and load balancers. Documenting network topology using Visio Creating and documenting processes and creating work instructions Working as a part of a large team and working directly with customers Hardware troubleshooting experience. Supporting teleworkers and remote access technologies Creating scripts to automate routine administration tasks Strong oral and written communication skills Strong customer service skills DESIRED SKILLS: Experience with NetScout, IBM NetCool and/or Solarwinds NMS products Experience designing, deploying, and troubleshooting load balancers from a L2/L3 perspective Experience utilizing Remedy ITSM ETMcareer GDITpriority Scheduled Weekly Hours: 40 Travel Required: None Telecommuting Options: Telecommuting Not Allowed Work Location: USA VA Arlington Additional Work Locations: 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. 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.