Serve as a subject matter expert in supporting F5 load balancers with Big-IP LTM, DNS, AFM, APM and ASM
Perform daily operational tasks submitted by customers through Remedy ticket system
Prepare network or infrastructure Visio topology diagrams, write Standard Operating Procedures, maintenance plans and provide status reports as required, participate in data calls and other operational and maintenance tasks
Troubleshoot network problems, network device configurations and coordinate with various department administrators to facilitate connectivity issue resolution
Design technical solutions
Participate in the development and support of customer technical requirements
Champion a collaborative, team-based environment, sharing standard methodologies and success and building positive relationships
Can deliver technical presentations to include whiteboards at CxO level through to detailed technical staff.
System administrator skills with UNIX, Microsoft or application knowledge
Proven grasp of LAN and WAN networking protocols and technologies, including switching, routing, and security (e.g., Layer 4-7, firewall, DDoS, etc)
Industry and F5 Networks-targeted technologies i.e. Application Delivery Control, Application Access Control, SSL intercept/inspection, and Web Application Firewall Security.
Requires 10+ years overall IT experience working in a large enterprise environment with the internal processes of a federal governmental structure and its mandates
Excellent attention to detail
Excellent communications skills and ability to interact with clients
Experience with Cisco network technologies
Significant experience with supporting and maintaining F5 Big-IP load balancers to include set-up, maintenance, upgrades and replacement of the latest generation of F5s
Extensive experience with Big-IP LTM and ASM modules in a large shared environment
Demonstrate an ability to craft and understand iRules
Experience with TCPDump, Wireshark and analyzing network traffic
Demonstrate a solid understanding of the OSI and TCP/IP network models and provide examples
Experience working in a large SDLC environment
Experience analyzing security impacts and risks to websites, explain crafting ASM policies with examples.
Experience in custom SSL, ciphers, and LTM traffic performance optimization
Experience with supporting and maintaining wireless networks
Intermediate knowledge of networking and systems administration; and the ability to troubleshoot problems
Security + Certification
F5 Certified Technology Specialist or F5 Certified Solution Expert
10 years of relevant work experience and a bachelors degree from an accredited university.
A postgraduate degree from an accredited university may substitute for 6 years of experience.
Four (4) years’ experience (in addition to minimum experience requirements) to be substituted for a Bachelors degree.
Extensive experience troubleshooting, managing and monitoring the health of routers and switches;
Experience deploying, managing, and troubleshooting network systems, switching, and routing protocol standards such as: TCP/IP, MPLS, OSPF, BGP, SDN, and 802.1x.
Experience managing and troubleshooting DNS, DHCP, IPAM, and NTP in a large multi-site environment
Experience managing network equipment
Experience using network management and analysis tools such as SNMP probes, network taps, and traffic analyzers
Experience documenting network topology using Visio
Creating and documenting processes and creating work instructions
Experience working as a part of a large team and working directly with customers
Excellent hardware troubleshooting experience.
Experience with supporting teleworkers and remote access technologies
Strong oral and written communication skills
Strong customer service skills
Experience utilizing Remedy ITSM system
Experience with Solarwinds NMS products
Experience creating scripts to automate routine administration tasks
Experience with network security, including firewall, IDS/IPS, VPN, and vulnerability remediation
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.