F5 Network Engineer

Company: Crystal Management - CMIT
Location: Arlington
Posted on: February 12, 2025

Job Description:

Who We Are.At CMIT, we do more than provide real-world solutions. We deliver transformative results. Through cutting-edge technology and process innovations, we are changing how federal and commercial clients worldwide deliver their mission. A service-disabled veteran-owned small business, we take pride in serving our nation through exemplary support for our clients and employees alike.
F5 NETWORK ENGINEER
CMIT is seeking an F5 Network Engineer to support our Operations Team and join our JSP ETM-NG (Joint Service Provider Enterprise Transport Management - Next Gen) contract at the Pentagon. Due to the nature of this role, the employee must report full-time onsite in in Arlington, VA.
As an F5 Network Engineer, you will provide technical leadership, oversight, and direction to the Core Transport Network Engineering team and mentors and instructs network engineers on best practices and the execution of network enhancements and upgrades and troubleshooting efforts in a large and complex network environment. You 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 F5 Network Engineer will provide comprehensive network administration, security enhancements and remediation, and troubleshooting of network devices such as routers, switches, load balancers, VPNs, 802.11 Wireless, and VoIP.
Responsibilities

• Act as a subject-matter expert to network routing and switching, as well as network performance monitoring and troubleshooting.
• Review completion and implementation of system additions and/or enhancements and makes recommendations to management and/or clients.
• Evaluate new application, infrastructure, and cloud decisions in existing context of applications, infrastructure, standards, current business strategy and future business strategy.
• Determine system specifications, input/output processes, and working parameters for hardware/software compatibility.
• Provide guidance and work leadership to less-experienced IT sta and may have supervisory responsibilities.
• Serve as liaison with senior clients, participating in meetings to ensure client needs are met.
• Provides 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.
• Performs daily system monitoring; verifies the integrity and availability of networking hardware, services, systems, and key processes; reviews system and application logs.
• Documents and conducts changes during ASI windows.
• Provides leadership in on-call troubleshooting and issue resolution as required.
• Develops and maintains installation and configuration procedures.
• Collaborate with the Security team to identify and remediate application and operating system vulnerabilities.
• Acts 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 high level expertise to multiple projects and tasks.
• Maintain current knowledge of relevant technology as assigned.
• Participate in special projects as required.
• Other duties as assigned
  Education/Certification Required
  • Bachelor's Degree in computer science or a related technical discipline, or equivalent work experience in lieu of degree.
  • DoD 8570 IAT Level II baseline certification (i.e., CCNA-Security, CySA+, GICSP, GSEC, Security+ CE, CND, or SSCP) or higher level certification required
  • Must have ONE or more of the following active network certifications: Cisco Certified Network Administrator (CCNA), Cisco Certified Network Professional (CCNP) or Aruba Certified Switching Associate (ACSA).
    Qualifications Required
    • 10+ or more years of related information technology experience
    • 3+ years experience supporting DOD, DISA, or JSP Network environments.
    • Understanding of best practices pertaining to network security and may require the development, deployment, and integration of network security services.
      
    • Expert knowledge of information technology principles, methods, and techniques.
    • Experience with F5 load balancers to include troubleshooting, configuring, upgrading, maintaining, and monitoring an enterprise F5 load balancer network architecture.
    • Extensive experience troubleshooting, managing, and monitoring the health of Cisco and Juniper routers and switches.
    • Extensive experience in Software Define Networks (SDN). Broad understanding of network infrastructure topologies, security policies, firewalls, and the L2/L3 switch and router infrastructure.
    • 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 with network security, including firewall, IDS/IPS, VPN, and vulnerability remediation.
    • Experience using network management and analysis tools such as SNMP probes, network taps, and traffic analyzer.
    • Experience with Network Management & Performance platforms, such as NetScout, IBM NetCool, Solarwinds NMS products, NetBrain, Infovista, Clearpass, Aruba, Arista.
    • Experience building configurations using CLI.
    • Experience with network security, including firewall, IDS/IPS, VPN, and vulnerability remediation.
    • Creating and documenting processes and creating work instructions.
    • Excellent hardware troubleshooting experience.
    • Experience creating scripts to automate routine administration tasks.
    • Possess flexibility to operate in a highly dynamic environment while ensuring a high level of operational effectiveness.
    • Experience working as a part of a large team and working directly with customers.
    • Experience with supporting teleworkers and remote access technologies.
    • Strong oral and written communication skills.
    • Strong customer service skills.
    • Ability to work both independently and as part of a team.
      Clearance Required
      • DoD TS/SCI security clearance required
        
        Who Makes It Happen.At CMIT, we firmly believe that our innovative solutions are only as powerful as the teams harnessing them. Our people are more than just contributors - they are at the heart of everything we do and every success that we earn. Our employees are offered ample options to design a personalized benefits package that best meets their needs. Options include:
        
        • Medical / Rx
        • HSA / FSA
        • Dental & Vision
        • Life / AD&D
        • Long & Short Disability
        • Disability Insurance
        • Accident Insurance
        • Critical Illness
        • Hospital Insurance
        • Pet Benefits
        • Education/Training Program
        • 401k Retirement
        • Generous Paid Time Off
        • Flexible Parental Leave
        • Volunteer Time Off
        • Flexible Work Locations
        • Alternative Work SchedulesCMIT provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
          COVID-19 Safety Protocols: To protect the health and safety of its employees and to comply with customer requirements, employees in certain positions may be required to be fully vaccinated against COVID-19 or subject to facility entry safety protocols (e.g., testing, masking, physical distancing), subject to the status of the federal contractor mandate and customer site requirements.Required
          Preferred

          Job Industries

          • Other

Keywords: Crystal Management - CMIT, Arlington , F5 Network Engineer, Engineering , Arlington, Virginia