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Senior Network Engineer - F5

Job ID: 209613
Location: SPRINGFIELD, VA, United States
Date Posted: Jun 30, 2020
Category: Information Technology
Subcategory: Network Engineer
Schedule: Full-time
Shift: Day Job
Travel: No
Minimum Clearance Required: Secret
Clearance Level Must Be Able to Obtain: Top Secret
Potential for Teleworking: No

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Job Description

Description



JOB DESCRIPTION  


This is a F5 Load Balance Senior/SME position for the network engineering team within the Vanguard Network Engineering and Design (NED) engineering office, providing f5 network engineering expertise for a Global LAN/WAN enterprise. The Candidate for this position must have an understanding of load balancing strategies/ techniques. A good understanding of TACACS+, RADIUS, 802.1x, EAP, EAPOL protocols and the ability to perform and analyze packet captures to assist in identifying issues and recommend solutions. The candidate must be capable of planning and leading the testing, implementation of an f5 load balanced solution to support a global deployment of 802.1x in a Cisco router and switch-based network.  The candidate must be capable of evaluating performance results, performing risk assessments, and recommending changes affecting implementation. The position directly supports DoS on-site to provide network engineering services to over 100,000 customers globally. 


Responsibilities include: 


  • Works directly with the customer to build, design, test and deploy an f5 solution supporting Cisco routers/switches. 

  • Develop and deploy an f5 load balance engineering solutions in compliance with Enterprise Network Standards Working Group architecture standards.  

  • Collaborate with technical SMEs on load balance solutions and participate in technical working groups

  • Participate in peer review of load balance network configuration change requests prior to deployment. 

  • Implementation of configuration changes. 

  • Documenting network infrastructure components, drawings. 

  • Assist in developing and documenting procedures and processes. 

     



Qualifications



Basic Qualifications: 


  • Understand and manage Virtual Server (VIP)

  • Understand and manage Device Node and Pool

  • Understand and manage Persistence Profile

  • Understand and manage Health Monitor

  • Develop and implement RADIUS and TACACS+ health monitoring for Cisco ISE service nodes.

  • Setup Device Group, Active and Standby F5LTM pair, Configuration Sync

  • Setup interfaces (Internal, External, Management, HA/HeartBeat)

  • Temporarily enable and disable Virtual Server, Pool, Node to redirect AAA requests

  • Configure Administrator login with AAA/TACACS+ and SecurID One Time Password

  • Manage BIG-IP on both VM and Viprion

  • Bachelor degree in a computer science/computer engineering related discipline 

  • 10+ years IT security/network engineering support experience (Engineering, Tier II, Tier III, network infrastructure implementation and maintenance) 

  • Candidate must be a US Citizen and possess a US “TOP SECRET” security clearance, Secret clearance with upgrade to Top Secret is acceptable. 

     

    Preferred Qualifications: 

     


  • F5 Technology Specialist or F5 Certified BIP-IP Administrator or Solution Expert Level Certification

  • Experience with iRule development

  • Experience with design and implementation of load balancing for Cisco ISE services and 802.1x Network Access Control

  • Good understanding of following protocols: TACACS+, RADIUS, 802.1x, EAP, EAPOL,

  • Understanding of PKI and Certificates





Overview

SAIC is a premier technology integrator solving our nation's most complex modernization and readiness challenges. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes high-end solutions in engineering, IT, and mission solutions. Using our expertise in existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions. We are 25,500 strong; driven by mission, united by purpose, and inspired by opportunities. Headquartered in Reston, Virginia, SAIC has pro forma annual revenues of nearly $7.1 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom. For SAIC benefits information, see Working at SAIC. EOE AA M/F/Vet/Disability

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