35 firewall engineer jobs at 29 companies in Elsmere, DE

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Network Engineer, Senior
Belcamp, Maryland, United States
$78k-$176k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
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
4d
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Sales Engineer, Enterprise Named
Philadelphia or Trenton
RemoteFull Time
Fortinet
FortinetNASDAQ: FTNT: Develops and sells cybersecurity software and network security appliances.
5+ YOE5+ years technical/pre-sales engineering experience, 5+ years LAN/WAN administration experience preferred; strong knowledge of RADIUS, PKI, IKE, IPSEC, L2TP, firewall and encryption/authentication protocols; strong presentation and customer-facing skills.
RADIUS, PKI, IKE, L2TP, IPSEC, FIREWALL, 802.1Q, MD5, SSH, SSL, SHA1, DES, 3DES
1mo
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Pre-Sales Systems Engineer (SASE & Security)
Philadelphia or Pennsylvania or Delaware or Maryland or New York or Connecticut or New Jersey or District of Columbia
$146k-$343k/yr RemoteFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
5+ YOE5+ years in pre-sales/systems engineering or cybersecurity; experience with SASE/SSE, SD-WAN, Zero Trust, firewall, NAC, cloud security, and engaging enterprise customers; Bachelor's preferred; ~30% travel.
SASE, SSE, SD-WAN, Zero Trust, Firewall, NAC, SIEM, SOAR, XDR, OpenTelemetry, AWS, Azure, GCP, cloudNAC
3mo
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Network Engineer
Camden or Conshohocken
$120k-$150k/yr HybridFull Time
United States Cold Storage
United States Cold Storage: Provides refrigerated warehousing and logistics services for the cold chain.
7+ YOE7+ years enterprise network engineering; TCP/IP, BGP, OSPF; firewall, VPNs; CCNP/CCIE; Azure networking; SD-WAN.
Fortinet, Juniper, Aruba, FortiGate, Azure, Wireshark, PRTG, SD-WAN
3w
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Cyber Security Engineer - 3+ Yrs Experience - Philadelphia, PA
Philadelphia, Pennsylvania, United States
HybridFull Time
Marshall Dennehey
Marshall Dennehey: Civil defense law firm providing litigation and legal representation.
3+ YOE3+ years IT networking or security engineering experience; experience with cyber risk assessments, compliance and audits; knowledge of firewalls, IDS/IPS, DLP, MFA and Microsoft environments; proficient with Microsoft Office Suite.
Microsoft Office Suite, Firewalls, Networking, Microsoft environments, MFA, IDS/IPS, DLP
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Senior Network Engineer
King of Prussia, Pennsylvania, United States
OnsiteFull Time
Fiserv
FiservNew York Stock Exchange: FI: Provides financial technology and payment processing services to institutions.
Senior-level network engineering with Cisco routing/switching, Palo Alto firewalls, Silverpeak SDWAN, device instrumentation, and strong communication skills; on-site Monday–Friday.
Cisco routing and switching, Palo Alto firewalls, Silverpeak SDWAN
3mo
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Network Engineer
Camden or Conshohocken
$120k-$150k/yr HybridFull Time
United States Cold Storage
United States Cold Storage: Provides temperature-controlled warehousing and cold chain logistics services.
7+ YOE7+ years enterprise network engineering; TCP/IP, BGP, OSPF, VLANs, STP; design/operate secure, highly available networks; firewall, VPNs; CCNP/CCIE; Azure networking and SD-WAN; strong communication; cloud integration.
Fortinet, Juniper, Aruba, FortiGate, Azure, SD-WAN, Wireshark, PRTG, containers, Kubernetes
1mo
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Supervisor Network Engineer
Cedar Rapids or Denver or Philadelphia
$109k-$140k/yr HybridFull Time
Transamerica
TransamericaNYSE: AEG: Provides insurance, retirement solutions, and investment products to customers.
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.
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Network Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
12+ YOEActive Secret clearance, DoD IAT Level II baseline certification (or obtain within 6 months), 12+ years network engineering experience with knowledge of TCP/IP, packet capture (Wireshark/Zeek), SIEM, firewall/segmentation, vulnerability assessment; Python/PowerShell/Bash preferred.
TCP/IP, Wireshark, Zeek, SIEM, Claroty, Dragos, Nozomi Networks, Python, PowerShell, Bash, Modbus, DNP3, IEC 61850, Ethernet/IP
1w
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Network Automation Engineer
Wilmington, Delaware, United States
OnsiteFull Time
W.R. Berkley Corporation
W.R. Berkley CorporationNYSE: WRB: Specialized commercial lines property and casualty insurance provider.
3+ YOE3+ years enterprise network engineering, 2+ years network automation with Python/Ansible/Terraform, strong networking (routing, switching, firewalls, VPN, NAC, WAN), Git and CI/CD experience, cloud networking familiarity, bachelor's degree required.
Python, Ansible, Terraform, REST APIs, Cisco ISE, Cisco DNA Center, Palo Alto Prisma SD-WAN, Zscaler, CI/CD, Git, Docker, Kubernetes, AWS, Microsoft Azure, NetScaler
2w
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Sr. SecOps Security Engineer
Bensalem, Pennsylvania, United States
OnsiteFull Time
Police and Fire Federal Credit Union
Police and Fire Federal Credit Union: Member-owned financial cooperative offering banking and loan services.
5+ YOEBachelor's in CS/IT required; 5+ years information security engineering; hands-on experience with Splunk, firewalls, DLP, Nessus, endpoint/XDR, Okta/RSA, VMware; knowledge of NCUA, GLBA, PCI DSS; ability to work varying hours and participate in on-call rotation.
Splunk, ForcePoint, Nessus, FireEye, Trellix, Okta, RSA, VMware, Cisco Secure Workload (CSW), Cisco Identity Services Engine (ISE), StealthWatch, Cisco AMP, Microsoft Defender, NetFlow
4w
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Network Security Engineer
Malvern or West Reading
OnsiteFull Time
Customers Bank
Customers BankNYSE: CUBI: Provides commercial and consumer banking and digital financial solutions.
5+ YOE5+ years network security engineering experience with hands-on Palo Alto and Cisco firewall administration, VPN/SD‑WAN security, Cisco ISE, incident response, ITIL change management, scripting (Python/Ansible), and familiarity with Azure networking and regulatory frameworks.
Palo Alto Networks, Panorama, WildFire, Cisco ASA, Cisco Firepower (FTD/FMC), Cisco AnyConnect, IPSec, Cisco Catalyst SD-WAN, Cisco ISE, Cisco Umbrella, Microsoft Suite, Python, Ansible, Azure Firewall, Azure Virtual WAN, ExpressRoute, Network Security Group (NSG), BGP, EIGRP, TCP/IP, ACLs, NAT, SSL/TLS
1mo
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6415 - Lab IT Support Engineer / Senior Validation Engineer
Cambridge or Wayne
$70k-$118k/yr OnsiteFull Time
Verista
Verista: Provides compliance, automation, and validation services to life sciences.
3+ YOEBachelor's in IT/CS/Engineering or equivalent; 3+ years lab IT support experience; Windows desktop and server, AD, networking (DNS, firewalls), instrument-to-PC connectivity, Windows 10→11 upgrades, troubleshooting, and strong communication skills.
Windows 11, Windows 10, Windows Server, Active Directory, DNS, Unicorn, ChemDraw, ChemOffice
1w
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Epic Cloud Network Engineer
West Norriton or Norristown or Secaucus or Schaumburg
$112k-$130k/yr HybridFull Time
Quest Diagnostics
Quest DiagnosticsNYSE: DGX: Provides clinical laboratory diagnostic testing and health information services.
6+ YOE6+ years enterprise network engineering experience (routing, switching, firewalls); bachelor’s degree or equivalent; cloud networking (Azure/AWS/GCP) experience; ServiceNow and Infrastructure as Code (Terraform) experience; strong communication and on-call support ability.
Azure, AWS, GCP, Terraform, ServiceNow, Epic, F5, Citrix ADC, Fortinet
3d
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Senior Network Engineer
United States or Frederica
RemoteFull Time
Ingersoll Rand
Ingersoll RandNew York Stock Exchange: IR: Manufacturer of industrial air compressors and fluid management systems.
10+ YOE10+ years networking experience, deep routing/switching and security expertise, bachelor’s in CS/IT, CCNP/CCIE or equivalent, experience with Cisco/Juniper/Firewalls, strong troubleshooting and communication skills.
AWS, Azure, Cisco, Juniper, Fortinet, Palo Alto, BGP, OSPF, MPLS, SD-WAN
1mo
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Pre-Sales Systems Engineer (SASE & Security)
Philadelphia or Pennsylvania or Delaware or Maryland or New York or Connecticut or New Jersey or District of Columbia
$146k-$343k/yr RemoteFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
5+ YOE5+ years in pre-sales/systems engineering or cybersecurity; strong network security background; Bachelors preferred; ability to engage technical and executive stakeholders; reside in Mid-Atlantic; ~30% travel.
SASE, SSE, SD-WAN, Zero Trust, Firewall, NAC, cloudNAC, SIEM, SOAR, XDR, OpenTelemetry, AWS, Azure, GCP
3w
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Solutions Engineer
West Chester, Pennsylvania, United States
OnsiteFull Time
QVC Group
QVC GroupNASDAQ: QVCGA: Provides video-driven shopping experiences across television and digital platforms.
3+ YOE3+ years in corporate or broadcast IT supporting servers, networking, and multi-tier systems; expertise in network and Windows Server administration, SQL, virtualization, security, live production troubleshooting; bachelor's degree or equivalent; relevant certifications (CCNA/CCNP/VMware/Microsoft).
Windows Server, SQL, VMware, firewalls, system monitoring tools, video routers, audio mixers, cameras, intercom, playout/automation
6d
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Infrastructure Engineer
Downingtown, Pennsylvania, United States
$69k-$86k/yr OnsiteFull Time
Chester County Intermediate Unit
Chester County Intermediate Unit: Provides regional educational programs and support to school districts.
4+ YOEBachelor's in Computer Science or equivalent plus 4+ years infrastructure experience; competency with Windows/Mac, networking and server hardware; required background clearances.
Windows, MacOS, routers, switches, firewalls, wireless access points, server hardware, tape backup systems, SAN, NAS, PBX/VoIP, surveillance systems, door access controls, SD-WAN, VPN
1mo
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STRMM Network Engineer
Aberdeen, Maryland, United States
$150k/yr OnsiteFull Time
Bering Straits Native Corporation
Bering Straits Native Corporation: Provides government contracting, IT, logistics, and construction services.
10+ YOEBachelor’s degree in IT/Networking or related; CCNA/CCNP; Security+/Network+; 10+ years network support; Active Secret clearance; military environment experience.
SolarWinds, PRTG, NMS, SATCOM, VPN, VoIP, DNS, DHCP, Routing, Firewall
1mo
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Senior Security Engineer
Lititz, Pennsylvania, United States
OnsiteFull Time
TAIT
TAIT: Designs and manufactures staging, automation, and show control systems.
12+ YOE12+ years in information security with hands-on experience implementing enterprise security controls across identity, endpoint, network, cloud, vulnerability management, logging, and incident response.
MFA, SSO, VPN, Firewall