Firewall Administration jobs in San Antonio, TX

Remote

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11d ago

Role Summary A highly experienced Perimeter Design Engineer is sought to support enterprise cybersecurity initiatives through advanced design, engineering, and governance of perimeter security solutions. This senior-level role involves developing scalable, secure, and resilient firewall architectures and leading technical projects focused on modernization, network segmentation, and security infrastructure. The engineer will serve as a technical leader, ensuring solutions meet security standards,

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Contract, Third Party

Depends on Experience

CYBER SECURITY

Remote or Hybrid in Wyoming, Michigan

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7d ago

Cyber Security Analyst Healthcare (2-3 Years Experience)Company: AaraTech Inc About the RoleAaraTech Inc is seeking a motivated Cyber Security Analyst Healthcare (2-3 years experience) to support healthcare security operations, protect healthcare systems and applications, and safeguard sensitive patient data. This role focuses on monitoring cyber threats, identifying vulnerabilities, responding to security incidents, and supporting healthcare security and compliance requirements. Key Responsibil

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Contract

$70,000 - $75,000

System Administrator

San Antonio, Texas

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Today

The 20 LLC is a nationwide Managed Service Provider (MSP) and MSP growth platform that partners with both general businesses and IT service companies across the country to deliver world-class technology solutions and support. We are passionate about fostering a collaborative, innovative environment where our team members and clients can thrive. We're looking for a System Administrator who thrives on solving complex challenges while working side-by-side with talented teammates. In this role, you'

Full-time

Systems Training Analyst

San Antonio, Texas

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Today

Overview Please note that this position is contingent upon the successful award of a contract currently under bid. Global in service but local in approach, Nisga'a Tek is committed to high-quality service to those who defend us. Nisga'a Tek ensures mission assurance and execution for customers and warfighters. Providing intelligence, IT, cyber security, training, logistics, administrative, acquisition, and background investigation services. Summary: The Systems Training Analyst assists the Tec

Full-time

Proton Systems Engineer - Remote

Remote or Raleigh, North Carolina

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Today

Position Description Proton Technologies, Inc., an affiliate of Reynolds and Reynolds, is seeking a highly skilled Systems Engineer with strong server, hybrid cloud, and networking experience. This role will support both escalated service requests (Level 2-3) and assist our Cloud Migration and Projects teams with Azure environment work, hybrid domain configurations, and infrastructure deployments. This position is ideal for an engineer who can confidently navigate Azure AD / Entra ID, Windows

Full-time

USD 80,000.00 - 82,000.00 per year

Global Network Security Engineer (Remote)

Remote or Stamford, Connecticut

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Today

We are looking for experienced Network Security professionals to join the Crane Co. Global Information Security Team in supporting our global security operations program. The ideal candidate will have a solid proficiency in networking and network security with a focus on enterprise firewall management, network segmentation, SD-WAN, SASE, ZTNA and NAC technologies. Previous security operations team experience is highly desired. On-site candidates preferred, but remote candidates will also be cons

Full-time

Application Security Engineer

Remote

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Today

Overview Application Security Engineer Remote within the US Approximately 8 Month Contract (w/ possible extensions) Summary The Application Security Engineer candidate will have a strong background in cybersecurity and understanding of web application and zero trust proxy security practices. The primary responsibility of the Engineer will be to ensure the effective deployment, configuration, and maintenance of our systems for Global customers. This role requires expertise in Web Application F

Full-time

Senior System Engineer

Hybrid in San Antonio, Texas

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13d ago

Lone Cypress Technology Lead System Engineer San Antonio, TX On-site Full-time, direct hire Exempt Reports to ownership $90,000 base + performance bonprofit sharing bonuses ABOUT LONE CYPRESS TECHNOLOGYWe are a San Antonio managed services partner. For about 25 years we have taken care of IT for small and mid-sized organizations across South Texas law firms, accounting practices, architecture firms along with a growing set of municipal and law-enforcement clients where we run an active CJI

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Full-time

90,000

Senior Principal OpenShift and Linux Platform Engineer - Remote

Remote or Eden Prairie, Minnesota

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Today

Optum Tech is a global leader in health care innovation. Our teams develop cutting-edge solutions that help people live healthier lives and help make the health system work better for everyone. From advanced data analytics and AI to cybersecurity, we use innovative approaches to solve some of health care's most complex challenges. Your contributions here have the potential to change lives. Ready to build the next breakthrough? Join us to start Caring. Connecting. Growing together. Do you want t

Full-time

USD 134,600.00 - 230,800.00 per year

Senior Solutions Engineer

Remote

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Today

Who we are DigiCert is a global leader in intelligent trust. We protect the digital world by ensuring the security, privacy, and authenticity of every interaction. Our AI-powered DigiCert ONE platform unifies PKI, DNS, and certificate lifecycle management, to secure infrastructure, software, devices, messages, AI content and agents. Learn why more than 100,000 organizations, including 90% of the Fortune 500, choose DigiCert to stop today's threats and prepare for a quantum-safe future at ;br> J

Full-time

USD 170,000.00 - 215,000.00 per year

Systems Administrator

San Antonio, Texas

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Today

Description We are looking for an experienced Systems Administrator to support and enhance the organization's Microsoft-centric technology environment in San Antonio, Texas. This position combines infrastructure administration, endpoint management, SharePoint oversight, and end-user support to help keep daily operations secure, reliable, and efficient. The ideal candidate brings strong technical judgment, a service-focused mindset, and the ability to manage both routine administration and comple

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Full-time

USD 75,000.00 - 90,000.00 per year

Network Engineer - Junior

San Antonio, Texas

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Today

The Network Engineer - Junior supports the planning, configuration, and day-to-day operation of enterprise network infrastructure across cloud and hybrid environments, with a focus on secure, reliable connectivity for mission-critical systems. They work under the guidance of senior engineers to implement routing, switching, software-defined networking, and security controls that align with enterprise standards. The role emphasizes hands-on configuration, monitoring, troubleshooting, and document

Full-time

Senior Network Engineer

San Antonio, Texas

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Today

Overview We are seeking a highly skilled Senior Network Engineer for the Pacific Region to support the Department of Defense medical mission by ensuring the reliability, security, performance, and operational effectiveness of highly complex network infrastructure a DOD agency. This position is designated as Key Personnel and serves as a technical lead for LAN, WLAN, and WAN engineering, network operations, routing, security, troubleshooting, and standards implementation. Responsibilities Iden

Full-time

USD 150,000.00 per year

Senior Analyst, Information Security

San Antonio, Texas

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Today

Job Description Build an Aviation Career You're Proud Of Build your career with integrity by working at a company that doesn't just treat you like a number. You'll get the tools to do things right in a clean and safe work environment and the trust to fix any issue that comes your way. Our on-the-job training and team of experts mean you'll be set up for success. The Sr. Security Analyst position is a critical role in the protection of StandardAero's enterprise business and technology operatio

Full-time

Firewall Engineer

Remote

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3d ago

Role Summary This position requires a highly skilled Tier 3 Network Security Engineer specializing in Cisco Secure Firepower Firewalls. The role involves supporting an enterprise-scale Managed Network Services environment for a government agency, focusing on advanced troubleshooting, operational support, and change management. The engineer will work in a remote capacity, collaborating with internal teams to ensure the security, reliability, and performance of the firewall infrastructure. Respons

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Contract, Third Party

Depends on Experience

IT Manager

Floresville, Texas

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Today

Description We are looking for an experienced IT Manager to oversee technology operations that support both corporate systems and utility-focused operational environments in Floresville, Texas. This role will guide infrastructure performance, cyber resilience, and system availability across network, server, and industrial technology platforms. The ideal candidate brings strong leadership skills along with hands-on expertise in enterprise IT, operational technology, and secure network administrat

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Full-time

USD 100,000.00 - 140,000.00 per year

Engineer Network

San Antonio, Texas

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Today

Location: San Antonio, TX Salary: $80.00 USD Hourly - $90.00 USD Hourly Description: Job Title: Senior Principal Network Systems Engineer Location: San Antonio, TX (On-site) ( Onsite) Employment Type: Contract Minimum Qualifications Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) and 8 years of relevant professional or military engineering experience; OR Master's degree in a STEM field and 6 years of relevant experience; OR Ph.D. in a STEM field and 4 years of

Contract

USD 80.00 - 90.00 per hour

Systems Administrator

San Antonio, Texas

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Today

Job Type Full-time Description Leading with our people, Digital Consultants mission is to deliver the highest level of professional solutions while being a trusted partner and advisor to our customers. With a culture of practicality, opportunity, and creativity we remain dedicated to being honest, trustworthy, respectful, and ethical in everything we do. We are a certified SBA 8(a) small, disadvantaged business that supports multiple IT customers within the Federal, civilian, and private secto

Full-time

Azure Firewall Engineer

Remote

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9d ago

Job Title: Azure Firewall Engineer Type: Contract Work Model: Remote offsite Responsibilities Manage Checkpoint and Palo Alto firewalls within an IaaS environment, including configuring and maintaining security policies and NAT rules.Oversee virtual machine scale sets to ensure scalable and secure infrastructure.Adhere to strict change management policies during firewall and network updates.Potentially collapse multiple firewalls into a single device to streamline security architecture.Perfor

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Contract

Depends on Experience

Jr Cyber Security Eng

San Antonio, Texas

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Today

Overview: GovCIO is currently hiring for a Jr Cyber Security Engineer in support of the Air Force SCI network. This position will be located in San Antonio TX and will be an on-site position. Responsibilities: Conducts risk assessments and provides recommendations for application design. Involved in a wide range of computer security issues including architectures, firewalls, electronic data traffic, and network access. Uses encryption technology, penetration and vulnerability analysis of variou

Full-time

Compensation information provided in the description

Firewall Administration jobs in San Antonio, TX, USA