167 firewall engineer jobs at 108 companies in Towson, MD
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Firewall Engineer
Arlington, Virginia, United States
$115k-$125k/yr OnsiteFull Time
8+ YOEActive TS/SCI required, Bachelor's and 8+ years relevant experience; 5+ years Palo Alto/Cisco firewall engineering, 8570 IAT Level II certs (e.g., CCNA Security, CySA+, Security+), EM/ops experience in cloud and virtualized environments.
Panorama, Palo Alto, Cisco, AWS, IPSec
4w
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Firewall Engineer
Alexandria, Virginia, United States
OnsiteFull Time
8+ YOE8+ years relevant experience, 5+ years Palo Alto and Cisco firewall engineering, ability to obtain TS/SCI and CI polygraph, 8570 IAT Level II certification (e.g., Security+ CE, CySA+, CCNA Security), experience with DoD STIGs/DISA compliance.
Palo Alto, Panorama, Cisco, AWS, IPSec
2w
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Firewall Operations Engineer
Beltsville, Maryland, United States
HybridFull Time
7+ YOEBachelor or equivalent experience; 2-4 years Palo Alto/Panorama firewall experience; 3-5 years IT customer support; experience with FortiGate, Azure Firewall, Cloudflare, Cisco ESA, A10; NeuralStar and TCP/IP troubleshooting; US citizenship and interim secret clearance required.
Palo Alto, Panorama, FortiGate, Azure Firewall, Cloudflare, Cisco Email Security Appliance (ESA), A10, NeuralStar, Visio, ServiceNow
9h
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Firewall Operations Engineer
Beltsville, Maryland, United States
$120k-$160k/yr HybridFull Time
3+ YOERequires 3–5 years of IT support experience, 2–4 years with Palo Alto firewalls and Panorama, networking and packet-filtering expertise, and U.S. citizenship with active Secret clearance or higher.
Palo Alto Firewalls, Panorama, FortiGate, Azure Firewall, Cloudflare, Cisco Email Security Appliance (ESA), A10, ServiceNow, Microsoft Visio, NeuralStar, TCP/IP, CLI
1d
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Firewall Operations Engineer
Beltsville or Laurel or Virginia
$75k-$95k/yr HybridFull Time
2+ YOEBachelor's degree and 2–4 years' experience or equivalent; 3–5 years' Tier I/II IT support; firewall, networking, proxy, packet filtering, TCP/IP, and Palo Alto experience; U.S. citizenship and interim Secret clearance required.
ServiceNow, Palo Alto, Panorama, FortiGate, Cisco Email Security Appliance (ESA), A10, Cloudflare, Azure Firewall, NeuralStar, TCP/IP, Microsoft Visio, CLI, CMMI
3d
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Senior Cybersecurity Firewall Engineer
Washington, District of Columbia, United States
OnsiteFull Time
7+ YOE7+ years administering enterprise firewalls, deep knowledge of TCP/IP, VPNs, segmentation, Zero Trust, compliance (NIST/DISA), and ability to obtain/maintain Secret clearance.
Palo Alto, Cisco Firepower, ASA, Fortinet FortiGate, Check Point, Juniper SRX, NIST 800-53, DISA STIGs, IDS/IPS, WAF, Splunk, Microsoft Sentinel, QRadar, PowerShell, Python, Ansible, REST APIs
4w
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Senior Firewall Engineer (Palo Alto SME)
Arlington, Virginia, United States
OnsiteFull Time
8+ YOEActive TS/SCI clearance, DoD 8570 IAT Level II (e.g., Security+), 8+ years IT experience, Palo Alto firewall SME, Windows Server and AD expertise, PowerShell scripting.
Palo Alto, Windows Server, Active Directory, DNS, Group Policy, Linux/Unix, PowerShell, DISA STIGs, Risk Management Framework (RMF)
3d
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Firewall Operations Engineer | Secret Clearance
Beltsville, Maryland, United States
HybridFull Time
3+ YOEUS citizen with Interim Secret clearance eligibility; 3+ years IT support experience; experience with Palo Alto, Panorama, FortiGate, Azure Firewall, Cloudflare, Cisco ESA, A10, Service Now, NeuralStar, TCP/IP, and Visio; BA preferred.
Service Now, Palo Alto, Panorama, Cloud Palo Alto, FortiGate, Azure Firewall, Cloudflare, Cisco Email Security Appliance (ESA), A10, NeuralStar, TCP/IP, Visio
1mo
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Network Engineer Level II (Firewall)
Rosslyn, Virginia, United States
$188k/yr OnsiteFull Time
3+ YOE3+ years network engineering experience; proficiency with TCP/IP, BGP, OSPF, VLANs; experience with routers/switches/firewalls; SolarWinds or Cisco Prime familiarity; relevant certifications preferred (CCNA, CompTIA Network+, CISSP/GSEC/GYSA+).
TCP/IP, BGP, OSPF, VLANs, SolarWinds, Cisco Prime, VPNs
2mo
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Senior Network Security Engineer – Palo Alto Firewall
Washington, District of Columbia, United States
$150k-$175k/yr OnsiteFull Time
6+ YOEActive Top Secret clearance with SCI eligibility, bachelor\u0002s or equivalent, 6 years network engineering/admin experience, 3 years firewall administration, experience with Palo Alto Panorama, strong troubleshooting and documentation skills.
Palo Alto Panorama, Palo Alto networking technologies, VPNs, IDS/IPS, SIEM
2mo
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System Engineer Level 3
Annapolis Junction, Maryland, United States
OnsiteFull Time
6+ YOETS/SCI clearance with polygraph required; Linux, containers/cloud, IP networking, firewall, automation, PKI/TLS, SSP/STE/STN experience; strong systems engineering and ISO/IEC 15288 knowledge.
Linux, Containers, Cloud, Storage, Virtualization, IP Networking, Firewall, Automation, PKI, TLS
3d
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Network Engineer 3 (TG)
Annapolis Junction or San Antonio or Aurora or Cary
$169k-$266k/yr OnsiteFull Time
10+ YOEActive TS/SCI with Polygraph required; 10+ years relevant experience (varies by degree); expertise in LAN/WAN design, VPN/IPSec, VoIP, GRE, firewalls, load‑balancing, network analyzers, and troubleshooting.
LAN, CAN, WAN, VPN, VoIP, GRE Tunneling, IPSec, NAT, Media over IP (MoIP), Traffic Shaping, load‑balancing, firewall, network analyzer, WAN test equipment, network simulator, ISO 9000
1mo
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Network Engineer (Expert)
Sterling or McLean or Virginia or United States
$147k-$249k/yr OnsiteFull Time
11+ YOETop Secret/SCI with polygraph required, 11+ years experience, Bachelor's/Master's preferred, expertise with Google Cloud/Azure/AWS, Linux, VPC/VMs, firewalls, switches, routers, IPS, VPNs, commercial messaging and Android devices, and ability to troubleshoot after hours/weekends.
Google Cloud, Azure, AWS, Linux, VPC, VM, VPN, CMA, Android, CNGA, IPS, firewalls, switches, routers
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Senior Network Engineer
Fort Meade, Maryland, United States
$180k-$240k/yr OnsiteFull Time
10+ YOEActive Top Secret clearance with SCI, CCNP, 10+ years network engineering (3+ years design), DoD 8570 IAT-II, experience with IS-IS/OSPF/BGP/MPLS, firewalls, ISE, and network automation.
IS-IS, OSPF, MP-BGP, MPLS, RSVP-TE, LDP, SR-MPLS, DMVPN, SD-WAN, Cisco Firepower, Palo Alto, Firepower Management Console, Panorama, Cisco Identity Services Engine (ISE), SSH, WAN MACsec, IPSec, RADIUS, TACACS+, Cisco NSO, Catalyst Center, Splunk, StealthWatch, Python, TCL, Microsoft Excel, Microsoft Word, Microsoft Outlook, Microsoft SharePoint, KG175X, KG142
2mo
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Network Engineer 2 - Tysons, VA
Tysons, Virginia, United States
OnsiteFull Time
2+ YOE2+ years in enterprise network engineering or operations; hands-on routing, switching, wireless, SD-WAN, firewall, cloud networking; security, scripting; strong communication.
Cisco, Palo Alto, Azure, AWS, Ansible, Terraform, VPN, SD-WAN, Networking
3w
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Sr. Network Engineer
Washington D.C. or Alexandria
$155k-$165k/yr OnsiteFull Time
8+ YOEActive Secret or Public Trust clearance required, 8+ years network engineering experience, CCNP/ITIL/ITSM or equivalent, advanced networking certification, experience with switches/routers/firewalls, strong troubleshooting and documentation skills.
2mo
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Network Engineer
Annapolis Junction, Maryland, United States
$130k-$250k/yr OnsiteFull Time
5+ YOE5+ years in network engineering; design, configure, deploy, and optimize enterprise networks; experience with switches, routers, firewalls; monitoring with WhatsUpGold/NetFlow; TS/SCI with Polygraph required.
WhatsUpGold, NetFlow, Network Monitoring Tools, Switches, Routers, Firewalls
1mo
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Network Engineer Senior
Washington, District Of Columbia, United States
OnsiteFull Time
7+ YOEMinimum 7 years network engineering experience; enterprise routing, switching, firewall, segmentation, VPNs, encrypted communications; experience in secure, mission-critical or classified environments.
routers, switches, firewalls, VPNs, encrypted communications, network monitoring tools
2w
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Network Engineer
McLean, Virginia, United States
OnsiteFull Time
Active Top Secret clearance with willingness for full-scope polygraph, demonstrated LAN/WAN and routing/switching experience on Cisco/Juniper, OSPF/EIGRP/BGP, MPLS, firewall/ACL experience, and Visio proficiency.
TCP IP, OSPF, EIGRP, BGP, HSRP, VRRP, MPLS, Cisco, Juniper, Access Control Lists (ACL), Microsoft Visio
1w
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Jr. Network Engineer (Onsite- Aberdeen, Maryland)
Aberdeen Proving Ground or Middletown
$90k-$105k/yr HybridFull Time
2+ YOEBachelor's degree in relevant engineering or computer science,2+ years network design/maintenance experience,CCNA/CompTIA Security+/Network+/VCP,experience with switches, firewalls, IDS,cybersecurity awareness,US citizen,Secret clearance eligible.
Cisco, IDS, SATCOM, SD-WAN, VMware, DHCP, DNS
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