21 firewall engineer jobs at 18 companies in Middletown, DE
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Solutions Engineer
West Chester, Pennsylvania, United States
OnsiteFull Time
3+ YOERequires 3–5 years in corporate or broadcast IT, network and Windows server administration, infrastructure troubleshooting, and knowledge of firewalls, monitoring, SQL, virtualization, and security administration.
Windows, SQL, CCNA, CCNP, Microsoft, VMware
2w
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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
1mo
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Network Engineer, Senior
Belcamp, Maryland, United States
$78k-$176k/yr OnsiteFull Time
5+ YOE5+ years in IT/cyber/enterprise networking; experience with HPE Aruba, Cisco, SonicWALL, Juniper; Windows and RHEL administration; PowerShell or bash scripting; firewall, VPN, routing, and network design expertise; Secret clearance required.
HPE Aruba, Cisco, SonicWALL, Juniper, Microsoft Windows, RHEL, PowerShell, bash
1mo
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Senior Network Engineer - EW&C
Aberdeen Proving Ground, Maryland, United States
$185k/yr OnsiteFull Time
10+ YOE10+ years networking experience including TCP/IP, Cisco routers/switches, Linux, VMware ESXi, Palo Alto firewalls; CCNA and Sec+ required; bachelor\u0002s in IT field; active Secret clearance and ability to obtain TS/SCI.
TCP/IP, Cisco Routers, Cat8K, Linux, VMware ESXi, Palo Alto Firewall, Ansible, YAML, Cisco UCS, Cisco ASA, BGP, OSPF, RIP, EIGRP, MULTICAST, VOIP, Cisco Call Manager, Redcom Sigma Core, Sniffer, Wireshark, TACLANE, NGC2, Nett Warrior, JBC-P, BFT, AFATDS
1mo
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Cybersecurity Engineer
Catonsville or Baltimore
$71k-$117k/yr OnsiteFull Time
1+ YOEAssociate (plus 1 year experience) or Bachelor’s in cybersecurity; experience securing OS, networks, and applications at enterprise level; vulnerability scanning, risk assessment, incident response, firewall/ACL configuration; cybersecurity certs preferred.
Access Control Lists (ACLs), firewalls, SharePoint
2mo
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Systems Engineer 3 (QKS - 065)
Annapolis Junction, Maryland, United States
OnsiteFull Time
TS/SCI with Polygraph; containers/cloud; storage management; virtualization; IP networking and firewall; Linux; PKI/TLS/crypto; automation tools; application support; SSP compliance.
Containers, Cloud, Storage Management, Virtualization, IP Networking, Firewall, Linux, PKI/TLS/Crypto, Automation Tools, Application Support, SSP Compliance
1mo
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Network Engineer
Aberdeen, Maryland, United States
$80k-$176k/yr OnsiteFull Time
4+ YOEBA/BS in CS or related (or equivalent experience),4+ years network engineering in Defense, hands-on routing/switching/firewall/VPN/load balancer experience, network monitoring, RMF/cybersecurity familiarity, scripting (Python/Ansible), and relevant certifications.
SolarWinds, Splunk, LogicMonitor, Python, Ansible
1w
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Senior Network Engineer
Edgewood, Maryland, United States
$103k-$175k/yr HybridFull Time
7+ YOE7+ years enterprise network engineering experience; strong routing/switching, SD-WAN, firewall and cloud networking skills; Cisco certification required; PowerShell/Python automation; Azure experience; project and vendor management.
PowerShell, Python, Microsoft Azure, AWS, Smartsheet, Jira, ITSM
1mo
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Supervisor Network Engineer
Cedar Rapids or Denver or Philadelphia
$109k-$140k/yr HybridFull Time
5+ YOE1+ MgmtBachelor's in CS/IS or equivalent, 5+ years enterprise network engineering, 1+ years leading others, experience with LAN/WAN, routing/switching, wireless, firewalls, load balancers, circuit/vendor management, and change/incident processes.
2w
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Red Team Operations Network Engineer
Baltimore, Maryland, United States
$150k-$170k/yr OnsiteFull Time
8+ YOEActive secret clearance with TS/SCI eligibility; Bachelor's in CS/IT/Engineering or equivalent; 8+ years designing enterprise network infrastructure; experience with cyber ranges, Cisco switching, firewalls, virtualization, storage, and technical documentation.
Cisco, VMware, Proxmox, Hyper-V, KVM, pfSense, OPNsense, Active Directory, DNS, DHCP, Windows Server, Linux, Docker, Kubernetes, Ansible, Terraform, Git, Python, PowerShell, DISA STIGs, RMF, NIST 800-53, MITRE ATT&CK
4w
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Enterprise Network and Cloud Engineer
Baltimore, Maryland, United States
$105k-$130k/yr OnsiteFull Time
4+ YOE4+ years network engineering experience preferred, bachelor’s degree or 8+ years experience, strong networking and cloud security skills, Azure and SASE/SSE experience, familiarity with enterprise switching/routing/firewalls, authorized to work in the U.S.
Wireshark, Cisco, Palo Alto, Fortinet, Aruba, Meraki, Logic Monitor, Tenable, Defender for Cloud, Wiz, Prisma Cloud, Terraform, Bicep, PowerShell, Python, Ansible, Hyper-V, VMWare, Nutanix, SIEM, Active Directory (AD), DHCP, DNS, Azure, VNets, NSGs, Azure Firewall, VPN, SASE, SSE, ZTNA, CASB, Secure Web Gateway
2w
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NETWORK ENGINEER III (Hybrid)
Rockford or Philadelphia
HybridFull Time
15+ YOE15+ years designing and leading enterprise network solutions across LAN/WAN/wireless/security and cloud (AWS/Azure); advanced routing, SD-WAN, firewalls, and mentorship experience required.
SD-WAN, BGP, OSPF, EIGRP, Direct Route, Cisco ISE, AWS, Azure, Teams, 8x8, Firepower, Palo Alto, SolarWinds, Wireshark, Syslog, Nessus
2w
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Red Team Operations Network Engineer
Baltimore, Maryland, United States
$150k-$170k/yr OnsiteFull Time
8+ YOEActive secret clearance with TS/SCI eligibility, bachelor\u0002s or equivalent, 8+ years network design experience, Layer 2/3 routing and switching, Cisco, firewalls, virtualization, storage integration, and cyber range operations.
Cisco, VMware, Proxmox, Hyper-V, KVM, pfSense, OPNsense, Active Directory, DNS, DHCP, Windows Server, Linux, Docker, Kubernetes, Ansible, Terraform, Git, Python, PowerShell, DISA STIGs, RMF, NIST 800-53, MITRE ATT&CK
1w
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Principal Engineer - Operational Technology Network Security
Conshohocken or Carrollton
OnsiteFull Time
8+ YOEBachelor's degree or equivalent,8+ years OT security experience,expertise in OT network segmentation,incident response,vulnerability management,industrial protocols,and leadership;preferred industry certifications.
Microsoft Office Suite, SIEM, EDR, SOAR, Armis, Nozomi Networks, Claroty, Dragos, Microsoft Defender for IoT, Palo Alto Networks, Fortinet, Cisco, Check Point, Python, PowerShell, SQL, KQL, JavaScript, HTML/CSS, Email Security Gateway, Firewall, VPN, IDS/IPS, AV
2mo
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Network Engineer, IT Specialist III- Baltimore City Department of Information Technology
Baltimore, Maryland, United States
$81k-$130k/yr OnsiteFull Time
2+ YOEBachelor's degree and 2 years related IT experience; expertise in enterprise routing, switching, firewalls (Cisco ASA, Palo Alto), Cisco ACI, data center and wireless support, network automation, and strong communication skills; PMP/CISM preferred.
Cisco ASA, Palo Alto, Cisco ACI
2mo
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Assessments & Exercises - Cybersecurity Solutions Engineer
Jersey City or New York or Wilmington or Columbus or Houston or Plano
$152k-$260k/yr OnsiteFull Time
5+ YOE5+ years of cybersecurity experience, formal training or certificate, experience with tactical/operational/strategic capabilities, offensive/defensive security knowledge, strong analytical, communication, and stakeholder collaboration skills.
Python, C, JavaScript, VBScript, firewalls, IDS/IPS, web proxies, DLP, SIEM, SOAR
23h
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Security Engineering Manager
Dover, Delaware, United States
$99k-$110k/yr HybridFull Time
4+ YOE4+ MgmtRequires a high school diploma or GED, 4 years of technical security engineering experience, 4 years of IT management experience, and organizational analysis skills. U.S. work authorization required.
Firewalls, IDS/IPS, Web Application Firewall, Endpoint Detection and Response (EDR), Cloud Security Systems and Tools
3mo
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OET CCIE
Baltimore, Maryland, United States
$140k/yr OnsiteFull Time
6+ YOE3+ MgmtSix plus years in systems engineering; CCIE Enterprise Infrastructure; leadership experience; strong routing, security, and Cisco tech.
Cisco Catalyst Center, Terraform, Cisco FirePower, ISE, Nexus, Direct Connect, ExpressRoute, SCCP, SIP, H.323, MGCP, RTP, SRTP, QSIG, ASA, Firewall, AnyConnect, QoS, SNMP, SolarWinds, NetFlow, Monitoring tools
1w
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Security Operations Center (SOC) Tier 3 Analyst / Incident Responder
Baltimore, Maryland, United States
OnsiteFull Time
8+ YOE8+ years cybersecurity experience with 6+ years SOC experience; bachelor\u0002s degree or equivalent; 2+ DFIR/forensics years; requires multiple certifications (e.g., GCFA, GCIH, CISSP); deep expertise in enterprise incident response, detection engineering, and threat hunting.
Elastic Security, KQL, ES|QL/EQL, SQL, PowerShell, Python, Bash, CrowdStrike Falcon, Microsoft Defender XDR, Defender for Endpoint, Defender for Identity, Defender for Office 365, Defender for Cloud, Defender for Cloud Apps, Elastic, EDR/XDR, NDR, SIEM, SOAR, IDS/IPS, WAF, firewalls, VPN, DNS, DHCP, proxy, CASB, DLP, IAM, PAM, Kubernetes, Azure, AWS, Microsoft 365, Microsoft Entra ID, VMware, Hyper-V
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