June 23, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Overview We need Senior Network & Security Engineers with deep VMware NSX and vDefend expertise to support zero-trust private cloud security implementations within VCF environments. You will be embedded in enterprise client engagements delivering micro-segmentation, firewall policy, and lateral security architecture.
li>Maintain a high level of technical expertise on Network Security defense-in-depth technology and best practices by performing ongoing research and engagement to maintain awareness of industry trends, best practices. Lead the design, implementation, and delivery of Network Security applications and appliances, including NGFWs, IDS/IPS, Anti-virus, Web Application Firewalls, etc.
Maintain, troubleshoot and improve existing cybersecurity management systems including endpoint security, patch management, logging, asset monitoring, access control, IDS, Active Directory Group Policies and administration, firewall rules, and network configuration management. Possess the personality and ability to relate to and to establish a mutually respectful relationship with 1) management, 2) peers and 3) the various facility level workers (Plant Manager, plant supervision and plant workers) whom are all responsible for ensuring good operations.
Harris Health is among an elite list of health systems in the U.S. achieving Magnet nursing excellence designation for its hospitals, the prestigious National Committee for Quality Assurance designation for its patient-centered clinics and health centers and its strong partnership with nationally recognized physician faculty, residents and researchers from Baylor College of Medicine; McGovern Medical School at The University of Texas Health Science Center at Houston (UTHealth); The University of Texas MD Anderson Cancer Center; and the Tilman J. Fertitta Family College of Medicine at the University of Houston. Reporting to the Manager of Security Operations, the Network Security Engineer collaborates closely with the broader security engineering team to ensure Cisco Secure Access integrates seamlessly with the Microsoft E5 security stack (Defender, Sentinel, Entra ID, Purview).
By bringing many global functional groups together, the campus provides employees with the tools and capabilities needed today, and in the future, to achieve business objectives and accelerate the discovery of new resources, technologies and products. This role involves operating and maintaining key security technologiesāsuch as firewalls, IDS/IPS, and other advanced controlsāwhile applying DevOps principles to drive automation, scalability, and resilience.
Houston, Texas30+ days ago
Youāll be working across networking and security layers, supporting day-to-day operations while contributing to ongoing infrastructure initiatives. We are seeking a hands-on Network Security Engineer to support a complex hybrid infrastructure environment spanning cloud and on-prem systems.
p>Preferred Skills: Python PowerShell Terraform SD-WAN Cisco Umbrella Cisco Secure Connect Cisco SASE Datadog NetFlow Confluence BMC Remedy Broadcom Spectrum SSL/TLS Certificate Management Governance Tools - Tufin SecureChange and SecureTrack Packet Brokers - Gigamon. We believe that associates do their best when they feel safe, understood, and valued, and we work diligently and collaboratively to ensure Broadridge is a company-and ultimately a community-that recognizes and celebrates everyone's unique perspective.
Houston, Texas13 days ago
Our specialties include robotics automation, embedded systems, hardware/software integration, multibody dynamics simulations, immersive computer graphics, XR systems and advanced web-based tools. METECS is an engineering and applied technology company specializing in high-fidelity simulation, software, robotics, and systems analysis.
li>3+ years of experience with Cisco Identity Services Engine (ISE) 802.1X Network Access Control (NAC), guest lifecycle management, profiling policies, TrustSec segmentation, and Cisco Firepower capabilities including intrusion prevention system (IPS), malware protection, Uniform Resource Locator (URL) filtering, Domain Name System (DNS)-based security, Secure Sockets Layer/Transport Layer Security (SSL/TLS) decryption, and cloud firewall deployments in Amazon Web Services (AWS), Microsoft Azure, or Google Cloud Platform (GCP). 5+ years of experience designing, deploying, and managing Cisco Firepower Threat Defense (FTD) and Firepower Management Center (FMC) in enterprise environments, including physical appliances, virtual instances, and cloud-delivered Firewall Management Center (cdFMC).
li>1+ years of experience designing, deploying, and managing Zscaler Cloud Connector, including deployment within cloud environments (AWS, Azure, and/or GCP), workload-to-internet and workload-to-workload traffic inspection, and integration with cloud-native networking constructs (e.g., VPCs, VNets, Transit Gateways). 5+ years of hands-on experience designing, deploying, and managing Zscaler Private Access (ZPA), including application segment configuration, access policies, connector deployment, and zero trust network access (ZTNA) architectures replacing legacy VPN infrastructure.
p>This role will spend time engineering new capabilities, improving existing controls, supporting security operations, and helping ensure security is built into infrastructure and applications instead of bolted on afterward when everybody suddenly discovers a problem. iSphere is looking for a Senior Security Engineer who enjoys building security solutions, improving security posture, and occasionally explaining to people why "we've always done it this way" isn't actually a security strategy.
This role will be responsible for deploying and securing AI-driven technologies, implementing Azure AI Foundry solutions, managing cloud infrastructure through Infrastructure as Code (IaC), and ensuring adherence to security best practices across the Azure ecosystem. The ideal candidate will possess strong hands-on experience with Azure architecture, DevOps automation, cloud security, Microsoft Copilot, and AI technologies while maintaining a security-first mindset throughout all phases of deployment and operations.
Find out how you can make a difference at Siemens Energy: https://www.siemens-energy.com/employeevideo. With ~100,000 dedicated employees in more than 90 countries, we develop the energy systems of the future, ensuring that the growing energy demand of the global community is met reliably and sustainably.
p>The Application Security Engineer III serves as the technical lead for cybersecurity compliance and secure product development initiatives, with primary responsibility for achieving and maintaining Department of Defense (DoD) Authorization to Operate (ATO) certifications under the Risk Management Framework (RMF). This role partners closely with Software Engineering, Systems Engineering, Quality, Regulatory, and Product Management teams to ensure products meet cybersecurity requirements throughout the development lifecycle.
p>A Snapshot of Your DayAs an Industrial Cybersecurity Engineer, you will help secure manufacturing and production-related IT/OT environments by supporting the design, implementation, and operation of secure systems across factory and engineering environments. With ~100,000 dedicated employees in more than 90 countries, we develop the energy systems of the future, ensuring that the growing energy demand of the global community is met reliably and sustainably.
We enable decarbonization of the industrial sector and the transition to sustainable processes, building on a strong industrial customer base, a global network, diverse technologies, and integrated execution capabilities. Find out how you can make a difference at Siemens Energy: https://www.siemens-energy.com/employeevideo.
Harris Health is among an elite list of health systems in the U.S. achieving Magnet nursing excellence designation for its hospitals, the prestigious National Committee for Quality Assurance designation for its patient-centered clinics and health centers and its strong partnership with nationally recognized physician faculty, residents and researchers from Baylor College of Medicine; McGovern Medical School at The University of Texas Health Science Center at Houston (UTHealth); The University of Texas MD Anderson Cancer Center; and the Tilman J. Fertitta Family College of Medicine at the University of Houston. The engineer designs and maintains content in Microsoft Sentinel (data connectors, analytics rules, hunting queries, workbooks), enhances protections with Microsoft Defender (Endpoint/XDR, Office 365, Identity), and builds automation using Azure Logic Apps.
Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward. Key Responsibilities:
The successful candidate will collaborate closely with internal cybersecurity, infrastructure, and architecture teams, as well as an outsourced service provider, to ensure the secure design, implementation, and operation of firewall and network security technologies in a multi-datacenter, global enterprise environment supporting over 50,000 onsite and remote users. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.
Harris Health is among an elite list of health systems in the U.S. achieving Magnet nursing excellence designation for its hospitals, the prestigious National Committee for Quality Assurance designation for its patient-centered clinics and health centers and its strong partnership with nationally recognized physician faculty, residents and researchers from Baylor College of Medicine; McGovern Medical School at The University of Texas Health Science Center at Houston (UTHealth); The University of Texas MD Anderson Cancer Center; and the Tilman J. Fertitta Family College of Medicine at the University of Houston. As a key member of the security team, you will be responsible for safeguarding sensitive information across the enterprise, including Microsoft 365 workloads (Exchange, SharePoint, OneDrive, Teams), endpoint devices, and cloud apps.
em> Required certification(s) (One or more): Certified Information Systems Security Professional (CISSP) GIAC Cloud Security Essentials (GCLD) GIAC Public Cloud Security (GPCS) GIAC Cloud Penetration Tester (GCPN) Microsoft Azure Security Engineer Associate (AZ-500) ISC(2) Certified Cloud Security Professional (CCSP) Certified Information Security Manager (CISM) 5+ yrs of experience in cybersecurity or a related role, with a strong understanding of security principles, practices, and technologies including: Demonstrated experience designing and implementing security controls across enterprise and cloud environments. The Senior Security Engineer leads and oversees security risk assessments, threat modeling, vulnerability management, and penetration testing activities, translating findings into prioritized remediation plans aligned to business risk and operational impact.
Define, implement, assess, and maintain controls necessary to protect software, applications, networks, hardware, systems, and mobile devices in accordance with security requirements. This position manages the security and integrity of the Firm's information systems throughout their lifecycle and ensures that systems are secure during operations and is a primary technical point of contact for other Firm departments.
As a Senior Security Engineer, you will need to have working knowledge of identity and access management, Zscaler, Netskope, Microsoft Azure, and tools like Splunk, Chronical, and PING for large enterprise environments. ā¢ This individual will work with developers, application owners and security as needed to design, support and implement our Zero Trust solutions to support the enterprise.
ul>Broad understanding across multiple cybersecurity domains, including Endpoint Security, Email Security, Network Security, DNS Security, Server Security, SIEM concepts, Security monitoring platforms, etc. Preferred Technical Experience- Experience or exposure to cyber security tools to include Microsoft Defender Suite, Azure Sentinel, Proofpoint, OpenDNS, Azure security ecosystem, or any similar tools.
p>iLink is a Global Software Solution Provider and Systems Integrator delivers next-generation technology solutions to help clients solve complex business challenges, improve organizational effectiveness, increase business productivity, realize sustainable enterprise value, and transform your business inside-out. iLink integrates software systems and develops custom applications, components, and frameworks on the latest platforms for IT departments, commercial accounts, application services providers (ASP), and independent software vendors (ISV).
Houston, Texas14 days ago
ul>Work with the designated IT Microsoft 365 Cloud Engineer to help identify threats within the Azure tenant (i.e., brute force attacks, account compromises, password reset requirements, OneDrive file sharing incidents, and more).
Primary responsibility is to liaison with our third-party SOC, providing support during security incidents, and provide coordination efforts for incident responses including documentation and remediation steps.
li>Delivery Center Location & Travel Requirements:
Hybrid Work Model: Operate under a hybrid system requiring residence within a commutable distance to one of the US Delivery Center locations (Gilbert, Lake Mary, or Mechanicsburg) or Geo-Hub locations (Atlanta, Charlotte, Dallas, Houston, and Philadelphia).
Co-location Expectation: Spend up to 30% of working time co-located at an assigned office for orchestrated opportunities, including projects, practice sessions, training, and Moments That Matter at a Deloitte Delivery Center location, Geo-Hub location, approved site, or project location.
The ideal candidate brings a security-first mindset, a bias towards action, and deep expertise in Palo Alto Networks technologies alongside broad command of API security, WAF/CDN platforms, and complex troubleshooting across network and application layers. - Serve as the primary subject matter expert for Palo Alto Networks technologies (NGFWs, Cloud NGFW, Panorama), Web Application Firewall, Content Delivery Network, API Security, IDS/IPS, and DDoS prevention.
Texas City, TX11 days ago
div>- You must be authorized to work for ANY employer in the US (e.g., Green card holders, TN visa holders, GC EAD, H4 EAD, U4U with EAD), as we are unable to sponsor or take over employment visa sponsorship at this time;
- 6+ years of software engineering experience with a strong subsequent focus on Application Security and DevSecOps;
- Strong coding and architectural proficiency in Python for security automation and scripting;
- Strong coding and architectural proficiency in Java for reviewing and securing enterprise source code;
- Deep, hands-on expertise deploying and tuning modern application security testing tools, including SAST, DAST, and SCA;
- Experience integrating application security testing tools into complex CI/CD orchestration ecosystems;
- Fully autonomous execution capability, requiring no daily supervision to map out and build automated security runbooks;
- Upper-intermediate English level.
- Engineer and deploy AI-enabled secure code scanning capabilities and Golden Images to drive secure-from-the-start adoption;
- Automate the development of secure coding patterns and integrate them with traditional and Agentic SDLC workflows;
- Architect the integration of continuous security scanning tools into enterprise CI/CD pipelines and tune them to eliminate noise;
- Act as a senior technical SME by reading and reviewing complex application code in Java and Python and providing software engineers with highly specific, code-level remediation guidance.
div>- You must be authorized to work for ANY employer in the US (e.g., Green card holders, TN visa holders, GC EAD, H4 EAD, U4U with EAD), as we are unable to sponsor or take over employment visa sponsorship at this time;
- 3ā5 years of commercial experience blending software engineering and DevSecOps/AppSec;
- Solid coding proficiency in Python for automation and scripting;
- Ability to comfortably read and navigate Java source code;
- Working knowledge of modern CI/CD orchestration tools;
- Practical experience interacting with vulnerability scoring frameworks;
- Ability to operate with minimal supervision on day-to-day execution and reliably complete complex scripting and integration tasks;
- Upper-intermediate English level.
- Write and maintain the scripts necessary to integrate security gates such as SAST, DAST, and SCA into CI/CD pipelines;
- Continuously tune and configure existing security scanning tools to eliminate false positives and deliver high-confidence alerts;
- Assist in coding and deploying automated hardened baselines and secure coding patterns;
- Work directly with product development teams to provide actionable, code-level remediation guidance in Java and Python.
Our specialties include robotics automation, embedded systems, hardware/software integration, multibody dynamics simulations, immersive computer graphics, XR systems and advanced web-based tools. We develop and integrate custom software for NASA and other government and commercial customers utilizing a wide variety of in-house, commercial, and open-source technologies.
Our specialties include robotics automation, embedded systems, hardware/software integration, multibody dynamics simulations, immersive computer graphics, XR systems and advanced web-based tools. We develop and integrate custom software for NASA and other government and commercial customers utilizing a wide variety of in-house, commercial, and open-source technologies.
In this role, you will support Oracle Cloud security engagements focused on application security, governance, risk, and compliance across Enterprise Resource Planning (ERP), Human Capital Management (HCM), and Supply Chain Management (SCM) environments. Required:
- Bachelor of Arts or Bachelor of Science degree in Computer Science, Cyber Security, Information Security, Engineering, Information Technology, Management Information Systems, Finance, Accounting and Technology, or Business.
li>Configure and support SAP Governance, Risk, and Compliance Access Control capabilities, including Access Risk Analysis, Access Request Management, Emergency Access Management, and Business Role Management. Our purpose comes through in our work with clients that enables impact and value in their organizations, as well as through our own investments, commitments, and actions across areas that help drive positive outcomes for our communities.
Texas City, TX11 days ago
div>- You must be authorized to work for ANY employer in the US (e.g., Green card holders, TN visa holders, GC EAD, H4 EAD, U4U with EAD), as we are unable to sponsor or take over employment visa sponsorship at this time;
- 6+ years of software engineering and architecture experience;
- At least 3+ years in a technical leadership or engineering management role;
- Deep expertise in Python and Java;
- Deep expertise in DevSecOps, Cloud Security, and CI/CD ecosystems;
- Proven commercial experience managing distributed or follow-the-sun engineering teams in highly regulated enterprise environments;
- Complete technical ownership of system structural integrity, performance, and security;
- Ability to provide creative direction and mentorship;
- Upper-intermediate English level.
- Lead a localized, cross-functional pod of engineers and data scientists, ensuring continuous feature momentum across the 24-hour cycle;
- Facilitate seamless shift hand-offs with peer SDMs in other timezones to maintain 24/7 delivery velocity;
- Oversee the technical delivery of core workstreams, including Application Security Posture Management (ASPM) integrations and AI-enabled SDLC secure code scanning;
- Act as the primary escalation point for regional technical challenges, performing secure code reviews and guiding infrastructure architecture.
The role also supports compliance initiatives and evaluates emerging technologies, including AI, to ensure secure adoption in a regulated, multi-environment organization Responsibilities Implement and maintain security controls across endpoint, network, identity, cloud, and application security layers. The position plays a hands-on role in threat detection, incident response, vulnerability management, and SIEM engineering, while partnering with IT and application teams to embed security into day-to-day operations.
p>We are seeking a talented, passionate cyber security specialist who will serve as a technical interface and subject matter expert in designing, implementing, and supporting an enterprise-class application-centric micro-segmentation service for Deloitte US Member Firm. Minimum 6 years of related Cyber Security experience with a focus on network security engineering, including firewall policy design, rule management, and hands-on experience securing east-west traffic in enterprise environments.
li>Configuring and tuning security capabilities including Threat Prevention, intrusion prevention system/intrusion detection system (IPS/IDS), Anti-Spyware, Antivirus, WildFire, Domain Name System (DNS) Security, and Secure Sockets Layer/Transport Layer Security (SSL/TLS) decryption policies. This role supports the design, deployment, and optimization of Zscaler capabilities across complex enterprise environments, helping organizations strengthen security posture, improve user access experiences, and enable secure transformation across on-premises and cloud ecosystems.
In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.