Job Description
Job Title: Wireless Network Engineer / Network Administrator
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Location: Bethesda, Maryland, USA
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Contract: Bridge contract until a new contract is awarded
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Public Trust: Must be able to obtain and pass NIH Public Trust screening (NACI/Tier 1)
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Rate $45/hr on W2
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Job Summary
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GDIT is seeking a Wireless Network Engineer / Network Administrator to support wireless network infrastructure and IT operations for the National Institutes of Health (NIH), Center for Information Technology (CIT).
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The successful candidate will help maintain reliable, secure, and high-performing wireless and wired network services across NIH facilities. This role involves wireless site surveys, network design, configuration, troubleshooting, infrastructure maintenance, and technical documentation to support mission-critical scientific and research operations.
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Key Responsibilities
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Administer, maintain, and troubleshoot enterprise wireless and wired network infrastructure.
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Perform wireless site surveys, evaluate signal coverage, analyze interference, and recommend network design improvements.
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Use industry-standard wireless survey tools, including Ekahau and Cisco wireless tools, to assess network performance and coverage.
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Design, review, and optimize wireless networks to improve reliability, performance, and coverage.
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Configure, activate, and troubleshoot Cisco routers, switches, wireless access points, network interface cards (NICs), and LAN ports.
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Diagnose network configuration issues using command-line interfaces and endpoint troubleshooting tools.
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Troubleshoot network devices, including switches, routers, access points, firewalls, and uninterruptible power supplies (UPS).
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Analyze network protocols and connectivity issues involving TCP/IP, FTP/HTTP(S), UDP, STP, VPNs, and related technologies.
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Develop and maintain network diagrams, network closet diagrams, topology documentation, and technical reports.
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Perform root-cause analysis and provide troubleshooting summaries and recommendations to technical teams and management.
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Respond promptly to network incidents, service requests, outages, and emergency support requirements.
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Document all work accurately in accordance with established procedures and quality standards.
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Collaborate with NIH federal personnel and cross-functional IT teams to ensure network availability, security, and operational efficiency.
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Travel to customer locations across the Washington, DC, Maryland, and Virginia area as required.
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Required Qualifications
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Education: Bachelor's degree, or a high school diploma with relevant experience and professional certification.
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Certifications: CCNA or CCNP required.
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Experience: Minimum of 3 years of wireless network administration experience, including site surveys, wireless network design, and enterprise wireless project management.
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Experience using Ekahau, Cisco wireless tools, and other wireless survey tools.
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Strong knowledge of wireless network infrastructure, signal propagation, spectrum analysis, interference troubleshooting, and coverage optimization.
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Hands-on experience configuring and troubleshooting Cisco routers, switches, wireless access points, and related network equipment.
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Solid understanding of network protocols, switching, TCP/IP, FTP/HTTP(S), UDP, STP, and VPN technologies.
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Ability to interpret network topologies and create network and network closet diagrams.
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Strong analytical, troubleshooting, documentation, organizational, and time-management skills.
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Ability to manage multiple priorities and respond effectively to urgent network issues.
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Ability to lift up to 50 pounds when installing, racking, and stacking network equipment.
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Reliable transportation to respond to on-call emergencies within the DC-MD-VA area.
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Preferred Qualifications
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Experience with wireless infrastructure and IEEE 802.1X authentication.
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Experience with enterprise wireless site surveys and network optimization.
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Familiarity with monitoring tools such as SolarWinds, SiteScope, and ScienceLogic.
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Experience using ServiceNow or Remedy for incident and service-request management.
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Experience with Infoblox.
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Experience supporting enterprise or federal government IT environments.
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Security Requirements
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Must be able to obtain and successfully pass the NIH Public Trust screening process (NACI/Tier 1).
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No existing security clearance is required.
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Citizenship clarification: The posting contains conflicting information: the qualifications section states U.S. citizenship is not required, while the detailed job description states U.S. citizenship is required. Confirm the applicable citizenship requirement with GDIT before submitting candidates.
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Work Schedule and Conditions
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Onsite work at the customer location in Bethesda, Maryland.
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Monday through Friday during normal business hours.
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Must participate in an on-call rotation, including evenings, after-hours, weekends, and holidays as needed.
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Less than 10% travel to customer sites within the DC-MD-VA area.
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Must be comfortable working independently and collaboratively with technical and federal customer teams.
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