20 firewall engineer jobs at 12 companies in Devine, TX
2mo
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Firewall/Network Security Administrator
San Antonio, Texas, United States
OnsiteFull Time
5+ YOE5+ years enterprise network security; DoD boundary protection; firewall/IDS/IPS; DCO; Top Secret/SCI clearance.
Firewalls, IDS/IPS, Load balancers, Web proxies
4d
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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
3d
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Senior Systems Engineer
San Antonio, Texas, United States
$135k-$216k/yr RemotePart Time
20+ YOERequires active TS/SCI clearance with current polygraph, 20 years of systems engineering experience, bachelor's degree or equivalent experience, Mission Systems support, and DoD 8570/8140 certification; CISSP preferred.
Cloud Operations, network management protocols, routers, multiplexers, firewalls, hubs, bridges, gateways
2w
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Network Engineer 2
San Antonio, Texas, United States
OnsiteFull Time
6+ YOE6+ years network engineering experience (master's+6 years or equivalent), IAT Level I, active security clearance with polygraph, experience with VPN, VoIP, firewalls, GRE, IPSec, NAT, load-balancing and network performance monitoring.
VPN, VoIP, firewall, GRE Tunneling, IP Security (IPSec), NAT, load-balancing, Traffic Shaping
4d
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Infrastructure Support Engineer
San Antonio, Texas, United States
OnsiteFull Time
5+ YOEActive DoD Secret clearance, DoD 8570/8140 certifications, 5+ years supporting large networks, experience with routers/switches/firewalls/VPN, TCP/IP, OSPF/BGP, and willingness to work 24x7 shifts.
Routers, Switches, Firewalls, Virtual Private Network devices, OSPF, BGP, TCP/IP, Access Control Lists, Spanning Tree, Packet Analysis, Cisco Switches, Palo Alto Firewalls, F5 devices
2mo
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Unified Communications Engineer - Senior
San Antonio, Texas, United States
OnsiteFull Time
8+ YOEActive Top-Secret/SCI clearance (or ability to obtain), 8+ years telecommunications experience with Cisco Unified Collaboration, CCNA (required) and an 8140 IAT Level II/III cert, ESXi, DISA STIG familiarity, high school diploma.
Cisco Unified Communications Manager, Cisco IM & Presence, Cisco Expressway, Cisco Video Teleconferencing Systems, Cisco Session Border Controller, Cisco IOS, Tandberg, Polycom, ESXi, Active Directory, VoIP, SIP, ISDN, dot1x, ACLs, firewalls, Microsoft Excel, Microsoft Word, Microsoft Outlook, Microsoft SharePoint, Microsoft Project, Microsoft Visio
3mo
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Boundary Security Engineer
Fort Meade or San Antonio
$99k-$225k/yr HybridFull Time
5+ YOE5+ years in network security/design for large enterprises or government; firewall/enterprise security design; Palo Alto or Cisco/Juniper devices; packet analysis; DoD 8570 IAT II certification required within 3 months; Secret clearance; HS diploma or GED.
Palo Alto firewalls, Cisco firewalls, Juniper firewalls, Wireshark, SIEM, intrusion detection, intrusion prevention
3mo
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Boundary Security Engineer
Fort Meade or San Antonio
$99k-$225k/yr OnsiteFull Time
5+ YOE5+ years in network security/design for large enterprises or government; firewall/enterprise security design; experience with Palo Alto, Cisco or Juniper; packet analysis with Wireshark; boundary protection; Secret clearance; HS diploma or GED; ability to obtain DoD 8570 IAT Level II within 3 months of start.
Palo Alto firewalls, Cisco firewalls, Juniper firewalls, Wireshark
2mo
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Systems Engineer / System Administrator for Managed Service Provider
San Antonio, Texas, United States
OnsiteFull Time
5+ YOEBS in CS/Engineering or 5+ yrs exp; extensive PC ops knowledge; experience with monitoring/automation; experience with firewall, cloud, networking, SQL, and Windows Server.
Sophos Firewall, Meraki Firewall, Office 365, Microsoft 365, Azure Virtual Desktop, RDS, SQL Server, Windows Server
1mo
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Cyber Data Engineer
San Antonio or Lackland Air Force Base
OnsiteFull Time
3+ YOEU.S. citizen with active TS/SCI; graduate degree in software engineering or BA/BS; 3+ years relevant experience; proficiency with Splunk/SPL, ELK/Lucene, Python, C/C++, PowerShell, RHEL/Unix, SIEMs, firewalls, and malware analysis.
Splunk Processing Language (SPL), ELK Lucene Query Syntax, Splunk, ELK, SIEM, RHEL, RHEL 7, Unix/Linux, Unix Scripting, Linux+/Red Hat, Microsoft Windows PowerShell, Python, C++, C/C++, regex, BASH, Java, Go, Alienvault, Logrhythm, Qradar, Fortinet, Sonicwall, Palo Alto, OSSEC, Snort, Suricata, MITRE ATT&CK
1mo
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Building Automation Systems Application Engineer II
San Antonio or Austin or Houston
OnsiteFull Time
2+ YOE2+ years experience in building automation programming; ability to lead medium/large projects; proficiency with BACnet, Modbus, LON, IP networking and BAS device configuration; strong communication and troubleshooting skills.
Tridium Niagara, Schneider Electric Ecostruxure Building operation system, Siemens Building automation system, Johnson Controls systems, BACnet, Modbus, LON, IP networking, DDC, switches, routers, controllers, gateways, firewalls
3d
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Senior Systems Engineer
San Antonio, Texas, United States
$135k-$216k/yr OnsitePart Time
20+ YOERequires TS/SCI clearance with polygraph, 20 years of Systems Engineering experience, a bachelor's degree or five additional years' experience, 8570/8140 certification, and Mission Systems experience.
routers, multiplexers, firewalls, hubs, bridges, gateways
2mo
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Wireless Network Engineer II
San Antonio, Texas, United States
RemoteFull Time
4+ YOEUS citizen; active DoD Secret or higher clearance; 8-hour day shift; 4+ years network management; 2+ years wireless network management; IASAE Level II or equivalent (or higher); strong documentation and communication skills; ability to work autonomously and lead others.
Networking, Wired and Wireless Networking, Firewalls, Routers, Switches, Documentation
1d
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Edge Connectivity Specialist 2
Omaha or Saint Louis Park or Denver or Englewood or Orlando or Kansas City or Albuquerque or Portland or Salem or Pittsburgh or Austin or Dallas or Fort Worth or San Antonio or Vienna or Olympia or Columbia or Saint Paul or Harrisburg or Pennington or Woodcliff Lake or Phoenix or Folsom
OnsiteFull Time
3+ YOEBachelor's degree or equivalent experience, 3+ years in network engineering or enterprise infrastructure support, and experience with LAN/WAN, wireless, routing, switching, VPNs, VLANs, and firewalls.
Azure, AWS, SD-WAN, VLANs, VPN, LAN/WAN, Fortinet, Palo Alto, Aruba
1d
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Edge Connectivity Specialist 2
Omaha or Phoenix or Saint Paul or Austin or Kansas City or Columbia or Denver or Vienna or Saint Louis Park or Folsom or Portland or Pennington or Woodcliff Lake or Orlando or Harrisburg or Salem or Fort Worth or Pittsburgh or San Antonio or Dallas or Albuquerque or Olympia or Englewood
OnsiteFull Time
3+ YOEBachelor’s degree or equivalent experience, 3+ years in network engineering or enterprise infrastructure support, and expertise in LAN/WAN, routing, switching, VLANs, VPNs, wireless, firewalls, and network troubleshooting.
LAN/WAN, VPN, SD-WAN, VLAN, Microsoft Azure, AWS, Fortinet, Palo Alto, Aruba, CCNA, CCNP
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