Network Engineer Level III

Network Engineer Level III About the Role BizFirst is assisting our client with recruiting a Network Engineer Level III for a mission-focused customer in Kearneysville, West Virginia. You will install, maintain, troubleshoot, evaluate, and optimize enterprise network infrastructure in a highly customer-facing, mission-critical environment requiring clear technical communication. Our client is a specialized integrator focused on IT modernization, performance engineering, and cybersecurity. Its customer-centric, engineering-first culture emphasizes trusted advice, collaboration, innovation, continuous improvement, professional growth, and work-life balance in a fast-paced environment. What You Will Do Install, configure, maintain, and evaluate network systems and communications infrastructure. Troubleshoot and resolve complex network connectivity, performance, and configuration issues. Monitor network performance and identify opportunities for optimization and improved reliability. Support the design, implementation, and optimization of network architecture. Configure and troubleshoot enterprise routers, switches, firewalls, and related network technologies. Analyze network traffic, system performance, and potential security risks. Research and evaluate emerging networking technologies and recommend solutions appropriate to the customer environment. Participate in planning and implementing network upgrades, enhancements, and technology refresh initiatives. Diagnose and resolve advanced technical problems with minimal supervision. Support network security initiatives and maintain infrastructure in accordance with applicable security requirements and customer policies. Develop and maintain technical documentation, network diagrams, configurations, and operational procedures. Collaborate with customer stakeholders, engineering teams, cybersecurity personnel, and other technical staff to resolve issues and implement solutions. Provide technical guidance and share knowledge with other team members as appropriate. Maintain awareness of current networking technologies, industry practices, and security considerations. Perform other duties as assigned in support of customer mission requirements. Required Qualifications Active U.S. Secret security clearance. U.S. citizenship. Bachelor's degree in Computer Science, Information Technology, Engineering, or a related technical discipline; equivalent experience may be considered. Eight or more years of progressively responsible experience in network engineering or a related field. Extensive hands-on experience with enterprise network infrastructure, including routers, switches, firewalls, TCP/IP, LAN/WAN technologies, network communications, and network monitoring and troubleshooting. Demonstrated experience troubleshooting complex network issues in an enterprise or mission-critical environment. Experience supporting network architecture, design, implementation, and optimization. Strong understanding of network security concepts, vulnerabilities, and risk considerations. Ability to work independently and manage complex technical assignments with limited direction. Strong analytical, problem-solving, troubleshooting, and communication skills. Ability to work effectively in a customer-site environment. Helpful Experience

The following qualifications are preferred, not required:

Experience supporting federal government or Department of Defense customers. Experience working in classified or security-sensitive environments. Relevant industry certifications such as CCNA, CCNP, Security+, or equivalent. Experience with enterprise firewall technologies and network security solutions. Experience with network monitoring and management tools. Experience developing network architecture, diagrams, technical documentation, and implementation plans. Knowledge of current networking technologies and emerging infrastructure solutions. Benefits Provided by Our Client Medical, dental, and vision coverage. Employer matching contributions to a 401(k) retirement plan. Competitive compensation and bonus opportunities. Support for continuing education and professional growth, including tuition reimbursement. Paid leave and holidays. Equal Employment Opportunity Our client is an Equal Opportunity Employer and a U.S. Federal Government contractor. All qualified applicants receive consideration without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, veteran status, or any other protected characteristic under applicable federal, state, or local laws. Our client provides reasonable accommodations throughout the application and employment process. Individuals with disabilities may contact our client for assistance or an accommodation. U.S. citizenship is required for all positions with a government clearance and certain other restricted positions. Location: Kearneysville, West Virginia | Onsite at the customer location Employment: Full-time Clearance: Active U.S. Secret security clearance required