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Rotational Engineer, Central Technology
Activision Blizzard
Sherman Oaks, CA
- $30.53 to $56.48 USD / hour
Experience with network programming (TCP, UDP, security, NAT, etc.), client/server architecture, database development experience
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Principal Platform Software Engineer - Oracle Health Data & Analytics
Oracle
United States
- $105,900 to $234,600 USD / year
Ensure platform architectures and operations meet standards for scale, reliability, resilience, security, compliance, and cost efficiency in regulated healthcare environments.
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Principal Software Development Engineer
Oracle
Nashville, TN
- $114,600 to $234,600 USD / year
Partner with security and compliance teams to embed secure-by-design practices into storage infrastructure.
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Senior Software Engineer, Core Infrastructure
Oracle
Nashville, TN
…peers, and ensures operational readiness. Implements robust security controls, executes remediation, maintains compliance documentation, and develops IaC and automation that enable safe…
Added just now
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Senior Software Engineer, Core Infrastructure
Oracle
Nashville, TN
- $79,200 to $209,500 USD / year
…peers, and ensures operational readiness. Implements robust security controls, executes remediation, maintains compliance documentation, and develops IaC and automation that enable safe…
Added 1 min ago
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Cyber Engineer
Halvik
McLean, VA
- $100,000 USD / year
The Cyber Engineer shall be responsible for engineering, implementing, and monitoring security measures for the protection of computer systems, networks, and information.
Added 6 mins ago
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Software Engineer
Booz Allen Hamilton
Aurora, CO
- $86,900 to $198,000 USD / year
As an embedded software engineer, you know how to create and maintain crucial pieces of software. You use your knowledge to write and optimize code that creates a bridge between pieces of…
Added 7 mins ago
Sr. Network Engineer
CACI, INC.-FEDERAL
Remote, United States
As a Sr Network Engineer, you’ll support infrastructure modernization of unclassified and classified base area networks to include site survey, design and installation activities across…
Added 7 mins ago
Software Development Engineer, Vision Products Software
Apple
Sunnyvale, CA
Design and own evaluation infrastructure that measure effectiveness of LLM powered features
Added 7 mins ago
Senior Software Development Engineer - AI Tools
Workday, Inc.
CA
The Workday AI Tools team is looking for a senior engineer who thrives at the intersection of AI, platform engineering, and developer experience. You'll design and build systems that…
Added 7 mins ago
Sr ML Engineer, Admin Central
Workday, Inc.
CA
The Business Process Optimize (BPO) team powers the underlying platform infrastructure. You’ll build mission-critical distributed systems, high-availability usage pipelines, new agentic…
Added 7 mins ago
Principal ML Engineer, Admin Central
Workday, Inc.
CA
The Business Process Optimize team powers the underlying platform infrastructure. You’ll build mission-critical distributed systems, high-availability usage pipelines, new agentic…
Added 8 mins ago
Senior Engineer – Security Visibility Infrastructure
Target Enterprise Inc
NCD-0375 Brooklyn Park, MN
Added 8 mins ago
Lead Engineer – Cloud Security (Security Governance)
Target Enterprise Inc
NCD-0375 Brooklyn Park, MN
As a Lead Engineer on the Cloud Security team, you'll be the senior technical owner of the engineering workflows and services that make cloud security governance practical at Target scale.…
Added 11 mins ago
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IT Project Engineer
The Proactive Technology Group
NY · New York, NY
- $75,000 to $95,000 USD / year
We’re looking for a skilled, self-directed IT Project Engineer to join our Projects team. This role is based out of our Greenvale, NY office and supports a wide range of client environments…
Added 11 mins ago
Senior Maintenance Automation Engineer
Skeleton Technologies
San Jose, CA
It is national security, digital continuity, and economic resilience. Skeleton is the Backbone of Power: equipping AI data centers, electrical grids, defense systems, and critical…
Added 11 mins ago
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OpenShift Platform Engineer
Saalex
Ridgecrest, CA
- $135,000 to $155,000 USD / year
This position will serve as the technical lead for building and maintaining scalable OpenShift infrastructure, virtualization capabilities, and automation frameworks that support…
Added 11 mins ago
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Systems Engineer - Warehouse Automation & OT
Jacksonville, FL
- $105,000 USD / year
Data Micro Technologies is seeking an experienced Systems Engineer – Warehouse Automation & OT to support the Distribution Engineering organization at Johnson & Johnson Vision in…
Added 11 mins ago
Senior ICAM Engineer
Resource Management Concepts, Inc.
Charleston, SC
The engineer will work with software developers, infrastructure engineers, and security personnel to connect identity services with mission systems. Candidates should understand how…
Added 11 mins ago
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AI Software Engineer
Credence
Wright-Patterson Air Force Base, OH
- $120,000 to $150,000 USD / year
…solutions save agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions worldwide. With 1,700+ team members, 1,500+ AI/data experts, and…
Added 11 mins ago
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AI Software Engineer
Credence
Warner Robins, GA
- $120,000 to $150,000 USD / year
…solutions save agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions worldwide. With 1,700+ team members, 1,500+ AI/data experts, and…
Added 11 mins ago
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AI Software Engineer
Credence
Boston, MA
- $120,000 to $150,000 USD / year
…solutions save agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions worldwide. With 1,700+ team members, 1,500+ AI/data experts, and…
Added 11 mins ago
Senior DevOps Engineer
Resource Management Concepts, Inc.
Charleston, SC
RMC is seeking a Senior DevOps Engineer to build, automate, and maintain the cloud infrastructure and secure deployment environments supporting mission applications and core services. This…
Added 11 mins ago
Senior Database Engineer
Resource Management Concepts, Inc.
Charleston, SC
Collaborate with cybersecurity, infrastructure, data, and mission stakeholders to integrate security controls, cryptographic protections, logging, monitoring, and auditability throughout…
Added 11 mins ago
On-Site Tier III Engineer
SWK Technologies
New Orleans, LA
…solutions to clients both remotely and on-site. The Tier III Engineer serves as a senior technical resource responsible for resolving complex escalations, administering Microsoft Azure and…

Robert Half

Network Security Engineer

San Antonio, TX, United States

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Job details

Posting language: English
Posted: Sep 28, 2026

Original job description

Description We are looking for a Network Security Engineer to support and strengthen enterprise network operations in San Antonio, Texas. This role focuses on securing and optimizing both on-premises and Azure-based environments while helping maintain reliable connectivity across critical infrastructure. The ideal candidate brings deep hands-on experience with network security technologies, strong troubleshooting ability, and a practical approach to designing scalable, resilient solutions.

Responsibilities:

Manage and support network infrastructure across Cisco-based on-premises environments and Microsoft Azure networking services to ensure secure, stable performance.
Diagnose complex network and hardware problems, perform root cause analysis, and restore service for high-impact incidents affecting business operations.
Evaluate existing network architecture and recommend improvements that align with future capacity, security, and operational requirements.
Oversee intrusion monitoring activities, investigate suspicious network events, and coordinate timely response actions to reduce security risk.
Maintain current security signatures, protection features, and related configurations so defensive systems remain effective against emerging threats.
Design secure network solutions for local data center and Azure Government cloud deployments in accordance with project goals and architectural standards.
Track and report network performance indicators to support operational reviews, service visibility, and ongoing infrastructure planning.
Implement firewall policy updates, web filtering adjustments, and other network security changes in accordance with approved requirements.
Perform lifecycle maintenance activities, including hardware and software upgrades for Cisco switches, Check Point firewalls, and F5 load balancing platforms. Requirements • At least 10 years of overall IT experience, including 5 or more years focused on network design, deployment, and operational support.
Minimum 5 years of hands-on experience with Check Point security technologies, including firewall administration and intrusion prevention capabilities.
Minimum 5 years of practical experience with Cisco networking platforms such as Nexus, Catalyst, routers, ASA, and VPN technologies.
Strong knowledge of Azure networking services, including virtual networks, routing, subnets, ExpressRoute, and network security controls.
Solid understanding of core networking concepts such as TCP/IP, BGP, subnetting, routing, load balancing, and IPsec.
Experience working with F5 load balancers and related traffic management solutions in enterprise environments.
Scripting ability in PowerShell, Python, Bash, or similar languages is preferred.
Bachelor’s degree in Information Technology, Information Security, or a related field, or four additional years of equivalent network security engineering experience; CCNA required, Azure Network Engineer Associate preferred, and must be a U.S. citizen eligible to obtain and maintain Tier 3 / Level II IT Security Clearance. Technology Doesn't Change the World, People Do.®

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more.

All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information.

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