Senior Network Engineer

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: NACI (T1) Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Network Engineering, RSA SecurID, VPN Troubleshooting, Zscaler Certifications: None Experience: 8 + years of related experience US Citizenship Required: No Job Description: The Senior Network Engineer will support Health Resources & Services Administration (HRSA) projects by providing hands-on expertise in the design, implementation, and management of enterprise network infrastructure. This role works closely with Project Managers and cross-functional teams to deliver complex initiatives, ensuring high availability, security, and performance of network systems. HOW YOU WILL MAKE AN IMPACT: Design, plan, implement, and maintain of enterprise LAN/WAN, Zscaler, and network security infrastructure Configure and manage routers, switches, firewalls, and remote access systems in support of secure and scalable network operations Implement and support RSA SecurID / RSA Authentication Manager solutions, including integration with VPNs, RADIUS, and enterprise authentication systems Design, implement, and troubleshoot IPv4 and IPv6 network architectures, ensuring seamless integration and scalability across environments Provides innovative methods and technical solutions using the engineering design process. Collaborate closely with Project Managers, engineers, and stakeholders to deliver complex network projects on time and within scope Analyze customer and business requirements to develop technical solutions for complex networking challenges Ensure network integrity, security, and compliance with federal and organizational policies, including backup and recovery capabilities Monitor network performance using industry-leading tools, proactively identifying and resolving issues Plan and execute network upgrades, enhancements, and technology refresh initiatives Evaluate and recommend emerging technologies to improve network performance, security, and scalability Coordinate procurement of network hardware, software, and vendor/subcontractor services as needed Develop and maintain network documentation, diagrams, and standard operating procedures. WHAT YOU NEED TO SUCCEED: Bachelor's degree or equivalent combination of education and experience. 8+ years' experience in network engineering, as described below Experience supporting federal or enterprise-level IT environments Strong problem-solving, communication, and organizational skills TECHNICAL REQUIREMENTS: Strong experience in network engineering and architecture (LAN/WAN, routing/switching, firewalls, Zscaler) Hands-on experience with RSA SecurID / RSA Authentication Manager and network authentication protocols (RADIUS, LDAP) Expert with Cisco switches network software upgrades Troubleshoot complex network issues (Expert) Vulnerability Remediation Process Update technical documentation, maintaining & implementation of the SOP for network security (A Must) Cisco IPsec VPN troubleshooting Cisco Identity Services Engine (ISE) SolarWinds automation scripts Cisco ASA Firewall 5500 / Firepower (A Must) Palo Alto Firewalls Panorama Azure experience with NSGs (Networking) Analyzing PCAP Files using Wireshark Change Management Process TLS certificates renewals and installs Troubleshooting using Riverbed, Grafana or Cribl, and other tools as available Must be willing to work after hours and weekends during maintenance windows (onsite) as-needed (A Must) - approximately every 9 weeks LOCATION: Rockville, MD (onsite) CLEARANCE: Ability to obtain a Public Trust: candidate must have lived in the United States at least three (3) out of the last five (5) years and pass a public trust background investigation. GDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from #FedHealthJobs #GDITPriority The likely salary range for this position is $122,400 - $165,600. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Scheduled Weekly Hours: 40 Travel Required: None Telecommuting Options: Onsite Work Location: USA MD Rockville Additional Work Locations: Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most. Our Identity Verification Process: As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes. About Our Work: We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans Opportunity Owned From working with technologies like AI, cyber and cloud to careers in intelligence and health, we offer endless opportunities to apply your expertise to create a safer, smarter world. For more information about GDIT's Privacy Policy, click here: Privacy Policy | GDIT