Senior Network Engineer (Hybrid - Onsite)

Job DescriptionJob Description

This is a non-supervisory professional IT position focused on the design, implementation, and support of client’s enterprise network infrastructure. The incumbent will serve as a Senior Network Engineer, responsible for leading and maintaining the stability, performance, and security of client’s network systems. This includes hands-on experience with Silverpeak SD-WAN, advanced routing and switching, and strong working knowledge of Cisco ISE and F5 technologies. The role demands proactive monitoring, troubleshooting, and optimization of network services, as well as mentoring junior engineers and collaborating across IT teams to ensure robust connectivity and secure access across the organization.  

Summary of Duties:

• Lead and manage enterprise network infrastructure projects, including Silverpeak SD-WAN deployments and integrations.
• Provide advanced support for routing and switching across LAN/WAN environments using Cisco and other vendor platforms.
• Configure, maintain, and troubleshoot Cisco ISE for network access control and policy enforcement.
• • Administer and optimize F5 load balancers for application delivery and high availability.
• Monitor network performance and availability, ensuring compliance with SLAs and rapid resolution of incidents.
• Conduct root cause analysis of network issues and implement preventive measures
• Maintain and update network documentation, including topology diagrams, configuration standards, and operational procedures.
• Collaborate with data center, application, and security teams to ensure seamless integration and secure network operations.
• Participate in disaster recovery planning and testing for network resilience.
• Lead vendor coordination and technical evaluations for network-related procurements and upgrades.
• Provide mentorship and technical guidance to junior network engineers.
• Communicate effectively with stakeholders across all levels of the organization to ensure alignment and transparency.
• Remain on-call for critical network support and maintenance during off-hours and weekends as needed.
• Perform other related duties as assigned.

REQUIRED SKILLS/EXPERIENCE:

• 5–10 years of hands-on experience in enterprise network engineering.
• Proven expertise in Silverpeak SD-WAN deployment and management.
• Advanced knowledge of routing protocols (OSPF, BGP) and switching technologies (VLANs, STP, EtherChannel).
• Strong working knowledge of Cisco ISE for -based network access.
• Solid experience with F5 BIG-IP platforms for load balancing and traffic management.
• Familiarity with network monitoring and management tools (e.g., NetFlow, SNMP).
• Understanding of network security protocols and best practices (SSL/TLS, VPN, ACLs, firewalls).
• Excellent troubleshooting and analytical skills.
• Strong communication and documentation abilities.
• Ability to work independently and collaboratively in a fast-paced, global environment.
• Must be willing to work onsite at the Rockville location at least three days per week and provide support for off-hours maintenance and on-call duties, which may occasionally require onsite visits.

EDUCATION LEVEL:  Bachelor’s degree (or equivalent work experience) in Information Technology, Computer Science, Engineering, or a related discipline from an accredited institution.

Company DescriptionPROTEK Consulting is a Woman-Owned Small Business led by an experienced team of industry veterans. Together, we make impeccable candidate-to-job matches delivering the right fit for our clients, every time. We work tirelessly in pursuit of the perfect match for our clients, with the ultimate goal of becoming one of their strategic business partners. We value and strive for a long-term relationship not short-term gain. We put our client’s interest in front of our own. We work really hard to understand our client’s underlying interests not just surface “wants”. We are genuinely passionate and enthusiastic about connecting our clients with the perfect match.Company DescriptionPROTEK Consulting is a Woman-Owned Small Business led by an experienced team of industry veterans. Together, we make impeccable candidate-to-job matches delivering the right fit for our clients, every time. We work tirelessly in pursuit of the perfect match for our clients, with the ultimate goal of becoming one of their strategic business partners. We value and strive for a long-term relationship not short-term gain. We put our client’s interest in front of our own. We work really hard to understand our client’s underlying interests not just surface “wants”. We are genuinely passionate and enthusiastic about connecting our clients with the perfect match.