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: Cisco, Network Engineering, RSA SecurID, VPN Troubleshooting Certifications: None Experience: 8 + years of related experience US Citizenship Required: No Job Description: GDIT is seeking a Senior Network Engineer to support the Health Resources & Services Administration (HRSA). You will own the design, operation, and security of HRSA's network infrastructure environment while supporting the broader enterprise LAN/WAN, firewall, and remote-access infrastructure. This is a hands-on engineering role working directly with Project Managers, the Office of Information Security and Privacy (OISP), and desktop/server support teams. How you will make an impact 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 What you need to succeed Bachelor's degree or equivalent combination of education and experience. 8+ years of network engineering experience, including: TCP/IP, DNS, routing/switching, IPsec VPN, firewalls, and end-to-end connectivity troubleshooting, including PCAP analysis with Wireshark. Hands-on experience with Cisco switching/IOS upgrades and at least one enterprise firewall platform (Cisco ASA/Firepower or Palo Alto/Panorama). Experience in federal or enterprise environments with strict compliance and 99.9%+ uptime requirements; familiarity with NIST 800-53, TIC 3.0, and CISA BODs. Formal change-management experience and TLS certificate lifecycle management. Excellent communication, documentation, and collaboration skills. Preferred qualifications Zscaler Certified Cloud Professional (ZCCP) or Zscaler Certified Cloud Administrator (ZCCA). Okta Certified Professional or higher. Cisco ISE, RSA SecurID, SolarWinds scripting, Azure networking (NSGs), Riverbed, Grafana, or Cribl. Hands-on experience administering Zscaler (ZIA, ZPA, ZDX). Experience integrating Okta or another IdP with Zscaler via SAML/SCIM. Location: Rockville, MD - onsite 5 days/week Clearance: Ability to obtain a Public Trust. Must have resided in the U.S. for 3 of the last 5 years and pass a public trust background investigation. GDIT is your place: 401(k) with company match, comprehensive health and wellness packages, paid education and certifications, internal mobility support, and cutting-edge technology to learn from. #GDITFedHealthJobs The likely salary range for this position is $111,350 - $150,650. 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 General Dynamics Information Technology