Senior Network Engineer

Senior Network Engineer TSA Headquarters - Springfield , VA 22150 Overview Level: Experienced Position Type: Full Time Education Level: 4 Year Degree Description Overview of position: Seeking a Senior Network Engineer within 50 miles of Springfield, VA area to support the enterprise architecture, design, development and deployment of network services in support of the Department of Homeland Security's Wide Area Network. The position supports a variety of network technologies such as Cisco routing/switching, Cisco VPN, F5 GTM/LTM load-balancing, Palo Alto firewalls, Broadcom (BlueCoat) Proxies and others. The ideal candidate will be able to support DHS Component/Customer and Enterprise solution designs and implementations, Core network technology refresh projects, Cloud integration and migration projects, incident ticket troubleshooting and providing input to for DHS network modernization architecture and design efforts. A United States Citizenship is required to be considered for this position. Primary Responsibilities Responsible for troubleshooting network incidents, providing root cause analysis and documenting information in tickets and knowledge repositories. Willing to work nights for network Change Request (CR) implementations and be a part of the on-call rotation for any network incidents that may be escalated from the DHS Network Operations Security Center (NOSC). Must be extremely resourceful in learning a very complex and dynamically changing network Must be able to work independently in fast paced, dynamic environment Work with DHS components and customers to develop WAN network solutions to meet the requirements of their respective organizations, while complying with the DHS's network architecture and design standards. Produce SELC project artifacts such as requirements, design documents, diagrams and other required documentation. Responsible for troubleshooting network incidents, providing root cause analysis and documenting information in tickets and knowledge repositories. Willing to work nights for network Change Request (CR) implementations and be a part of the on-call rotation for any network incidents that may be escalated from the Network Operations Security Center (NOSC). Experience within the Department of Homeland Security or other government agency is preferred. Qualifications Preferred Qualifications 4+(mid)/6+(SR) years hands-on experience with Cisco routing, switching and firewall technology (e.g., ISR, ASR, CSR, ASA, Nexus, TACACS/ISE) 2+ years working in a WAN environment, strong experience in incident and operations management Strong knowledge of routing/switching, firewalls, load balancers and proxy servers High level architectural and operational experience with complex networks. Very strong knowledge of routing protocols (e.g., BGP, EIGRP, OSPF) and network protocols (e.g., TCP/IP, GRE, IPSEC, and VRF) Strong knowledge of IT security related to networks and applications with solutions to mitigate those issues. Must be able to work in the change request windows and provide on-call support after normal business hours as required. Must have experience creating/writing design documentation, diagrams and other project artifact deliverables Must be extremely resourceful in learning a very complex and dynamically changing network Must be able to work independently in a fast paced, dynamic environment. Strong knowledge of Cisco technologies Palo Alto firewalls, F5 Load Balancers, BlueCoat/Symantec Proxies, SDN/SD-WAN, Cloud (AWS, Azure, O365), SaaS, PaaS, IaaS, Unix/Linux, Python, Perl, NetScout. Education: BA / BS (relevant field); relevant experience may be a substitute for education. Certifications: Certification involving cybersecurity (e.g. Security+) Highly Desirable Cisco Certified Network Professional (CCNP) Preferred to have but not a required Cisco Certified Internetwork Expert (CCIE) Security Clearance: DHS BI (EOD) Must be a United States Citizen and pass a background check. Maintain applicable security clearance(s) at the level required by the client and/or applicable certification(s) as requested. We are committed to fostering an inclusive workplace and provides equal employment opportunities (EEO) to all employees and applicants for employment. We do not employ AI tools in our decision-making processes. Regardless of race, color, religion, sex (including pregnancy), sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran. ensures that all employment decisions are made in accordance with applicable federal, state, and local laws. Our commitment to non-discrimination in employment extends to every location in which our company operates.

Created: 2026-03-04