Senior Network Engineer

Zachary Piper Solutions is seeking a highly skilled Senior Network Engineer to assist on a long-term network and cloud security effort supporting the Department of Health and Human Services. The ideal candidate will have a strong background in Cisco & Palo Alto firewalls, monitoring and security tools like Splunk and Wireshark, along with hands-on work in Azure cloud environments. This role is Fully Onsite in Rockville, MD and requires eligibility to obtain a U.S. Public Trust clearance.

Responsibilities of the Senior Network Engineer:

• Upgrade Cisco network software and troubleshoot infrastructure issues across firewalls, VPNs, and switches
• Maintain and implement network security SOPs, update technical documentation, and manage change control
• Remediate vulnerabilities and support secure access via Cisco ISE, IPsec VPN, and Azure NSGs
• Analyze network traffic and performance using Wireshark, Riverbed, Splunk, and SolarWinds scripts
• Manage and renew TLS certificates, and support connectivity across LAN/WAN/Wireless environments
• Participate in scheduled onsite maintenance windows, including after-hours and weekends

Qualifications for the Senior Network Engineer:

• Bachelor's degree and 5+ years of relevant experience
• Proficient in NetScaler Citrix, Cisco ASA 5500 / Firepower, and Cisco switch software upgrades (Required)
• Advanced troubleshooting skills across VPNs, network access controls, and complex network issues
• Experience with Cisco ISE, IPsec VPN, and Palo Alto Firewalls with Panorama
• Strong understanding of LAN/WAN/Wireless, Azure NSGs, and TLS certificate management
• Skilled in traffic analysis using Wireshark, Riverbed, and Splunk
• Familiar with SolarWinds scripting, vulnerability remediation, and change management processes
• Hands-on network and security focused work in an Azure cloud environment.
• Understanding of API-driven configurations
• Willing to work after hours/weekends onsite during specified maintenance windows (Required)
• Eligible to obtain a U.S. Public Trust clearance

Compensation and Benefits:

• $120,000 - 140,000 *Dependent on experience*
• Comprehensive Benefits: Medical, Dental, Vision, 401K, PTO, Sick Leave as required by law, and Holidays.

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Cisco ASA, Cisco Firepower, Cisco ISE, Cisco VPN, Cisco Switches, NetScaler Citrix, Palo Alto Firewalls, Panorama, Azure NSGs, TLS Certificates, LAN, WAN, Wireless Networking, Network Security, VPN Troubleshooting, Firewall Configuration, Network Infrastructure, Network Engineer, Senior Network Engineer, Wireshark, Riverbed, Splunk, SolarWinds, Automation Scripts, Vulnerability Remediation, Change Management, Technical Documentation, SOP Implementation, Maintenance Windows, After-Hours Support, Onsite Support, PCAP Analysis, Network Monitoring, Cloud Networking, Azure Cloud, API Configuration, Network Access Control, IPsec VPN, Cybersecurity, Infrastructure Upgrades, Network Troubleshooting, Security Operations, Certificate Management, Remote Access, IT Operations, Network Performance, System Integration, Enterprise Networking, IT Security, Network Architecture