Lead Infra Security Engineer Jobs in Denver, CO

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IT Infrastructure & Security Architect

Marmon Holdings Inc

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Remote

Full-time

The Marmon Group LLC As a part of the global industrial organization Marmon Holdings-which is backed by Berkshire Hathaway-you'll be doing things that matter, leading at every level, and winning a better way. We're committed to making a positive impact on the world, providing you with diverse learning and working opportunities, and fostering a culture where everyone's empowered to be their best. Who We Are At Marmon Plumbing and Refrigeration, our mission is to protect and secure the IT infras
Posted 32 days ago | Updated 12 hours ago

Information Systems Security Engineer (ISSE)

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Information Systems Security Engineer (ISSE) LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly skilled and motivated Information Systems Security Engineer (ISSE) to join our team and play a critical role in ensuring the security and resilience of our systems and infrastructure. In this role, you will be responsible for designing, implementing, and managing security measures to protect our informat
Posted 60+ days ago | Updated 12 hours ago

Network Security Engineer

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Network Security Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and passionate Network Security Engineer to join our team and play a critical role in safeguarding our organization's digital infrastructure. In this position, you will design, implement, and maintain robust security measures to protect networks, systems, and data from cyber threats. You'll work closely with cross-functio
Posted 60+ days ago | Updated 12 hours ago

Linux L3 Systems Engineer - Infrastructure Security, VP (C13)

Citi

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Remote or New Castle, Delaware, USA

Full-time

About Citi: Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. As a bank with a brain and a soul, Citi creates economic value that is systemic
Posted 19 days ago | Updated 12 hours ago

Senior Cybersecurity Engineer - Security Partner US Federal

Workday, Inc.

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Boulder, Colorado, USA

Full-time

Your work days are brighter here. At Workday, it all began with a conversation over breakfast. When our founders met at a sunny California diner, they came up with an idea to revolutionize the enterprise software market. And when we began to rise, one thing that really set us apart was our culture. A culture which was driven by our value of putting our people first. And ever since, the happiness, development, and contribution of every Workmate is central to who we are. Our Workmates believe a h
Posted 3 days ago | Updated 12 hours ago

Internship, Systems Engineer, Infrastructure Security (Fall 2025)

Tesla Motors

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Remote or Fremont, California, USA

Full-time

Consider before submitting an application: This position is expected to start around September 2025 and continue through the Fall term (approximately December 2025) or into Spring 2026 if available and there is an opportunity to do so. We ask for a minimum of 12 weeks, full-time and on-site, for most internships. Our internship program is for students who are actively enrolled in an academic program. entry level candidates seeking employment after graduation and not returning to school should a
Posted 19 days ago | Updated 12 hours ago

Principal Security Engineer

Randstad Digital

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Remote or Florham Park, New Jersey, USA

Contract

job summary: Randstad Digital is hiring and we're looking for someone like YOU to join our team! If you are seeking a new opportunity, looking to grow in your career, or you know someone who is - we want to hear from you! This is the next step for your career. Great opportunity to join a Fortune 5 organization that was named one of 50 Most Innovative Companies!! This organization is committed to transform health through 2030, focused on improving the health of the people and communities, busi
Posted 14 days ago | Updated moments ago

Infrastructure CLoud Security Engineer/ Remote/ EST Time Zone

Motion Recruitment Partners, LLC

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Remote or Los Angeles, California, USA

Full-time

Our large SaaS client is looking for a contract Infrastructure Cloud Security Engineer. This role is fully remote but operating on Eastern Standard Time. This is a contract for 4 months with potential to extend or convert to full time. This initiative focuses on evaluating and improving newly implemented Security Infrastructure as Code (IaC) and Golden Amazon Machine Image (AMI) pipelines to ensure they adhere to best practices while remaining scalable and flexible. Additionally, there are plans
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Posted 49 days ago | Updated 8 hours ago

Cloud and Network Security - Lead Enterprise Architect, SVP (C14)

Citi

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Remote or Irving, Texas, USA

Full-time

About Citi: Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. As a bank with a brain and a soul, Citi creates economic value that is systemic
Posted 3 days ago | Updated 12 hours ago

Hiring! Senior Palo Alto Security Firewall Engineer - Remote

PropelSys Technologies LLC.

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Texas, USA

Full-time, Contract, Third Party

Job Role: Senior Security Firewall Engineer Location: Remote (US) Shift: CST Mode of Interview: Video What does a successful Senior Security Engineer do ? The Senior Security Engineer is an integral member of the Perimeter Security Team, entrusted with delivering cutting-edge Enterprise Perimeter Security infrastructure solutions leveraging next-generation security technologies. This role involves providing design and engineering expertise to project and program initiatives, fostering collaborat
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Posted 40 days ago | Updated moments ago

IAM/IDM Security Engineer

Zealogics

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Remote

Contract

Engineer This role is responsible for the firms Identity and Access Management infrastructure as well as the support, development and implementation of enhancements to the system and managing technical integrations of third-party and custom-built applications into the Identity and Access Management system. Collaborate with leadership, third party vendors, and various technical teams in the firm to translate business requirements into technical IAM requirements. Perform daily health checks of IA
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Posted 16 days ago | Updated 19 hours ago

IT Systems Engineer

Micro Data Systems Inc

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Englewood, Colorado, USA

Full-time

Senior IT Systems Engineer The Senior IT Systems Engineer is responsible for designing, implementing, and maintaining complex IT infrastructure systems to support enterprise operations. They must manage various technologies and work with different teams to ensure the security, reliability, and scalability of systems that are critical to the organization's goals. Knowledge and Experience: Minimum 8 years of IT experience with operating systems, virtualization, cybersecurity controls, disaster rec
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Posted 60+ days ago | Updated 22 days ago

IT Security Engineer - Lead

Navigant Consulting

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Remote or Atlanta, Georgia, USA

Full-time

Job Family: IT Cyber Security Travel Required: Up to 10% Clearance Required: None What You Will Do: Our Security Engineer Lead plays a pivotal role within the Information Security Operations group that is dedicated to supporting Security Operations and Incident Management/Response processes, SIEM engineering, Threat Hunting, Automation, Cyber Architecture, and Threat Intelligence. This position is responsible for enhancing SIEM and tool monitoring, tuning, detection, and alerting across mult
Posted 11 days ago | Updated 12 hours ago

Security Engineer

Next Level Business Services, Inc.

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Remote

Contract

Job Title- Security Engineer Location - Remote Mandatory Areas BloodHoundActive DirectoryServer management Job Description Responsibilities: Domain and Attack Path Prioritization:o Identify and prioritize critical domains and attack paths within those domains, for remediation and provide prioritization recommendations upon request. o Analyze security data to determine the most effective remediation strategies. Remediation Guidance:o Provide expert advice and guidance on remediation techniques
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Posted 14 days ago | Updated 7 days ago

Technology Infrastructure / DevOps Lead - SVP

Citi

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Remote or Rutherford, New Jersey, USA

Full-time

The Technology Infrastructure / DevOps Lead is a strategic professional who stays ahead of the curve, closely following the latest trends in their field. They have proven experience and subject matter expertise within the Infrastructure / DevOps domain. This individual contributor will possess excellent communication skills, essential for negotiating internally, often at senior levels. They are adept at guiding, influencing, and persuading others, including colleagues across different department
Posted 19 days ago | Updated 12 hours ago

Security Infrastructure Engineer, Internal Identity

Stripe

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Remote

Full-time

About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies-from the world's largest enterprises to the most ambitious startups-use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important work of you
Posted 35 days ago | Updated 12 hours ago

Senior Lead, VMware Infrastructure Architect

Kyndryl

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Iowa, USA

Full-time

Who We Are At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward - always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities. The Role VMware Infrastructure Architects are the key link between Kyndryl and our clients. You're in a technical leadership role, uniting and guiding s
Posted 54 days ago | Updated moments ago

Azure Cloud Infrastructure Engineer

Dexian Signature Consultants

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Remote

Full-time, Contract, Third Party

Job Summary: Dexian is seeking a Azure Cloud Infrastructure Engineer for an opportunity with a client located in Hoffman Estates, IL. Responsibilities: Designing and implementing robust, scalable, and secure cloud infrastructure solutions on the Azure platform Utilizing tools like Terraform or ARM templates to automate infrastructure deployments Managing and monitoring Azure resources to ensure optimal performance and cost-effectiveness Implementing security measures and ensuring compliance with
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Posted 12 days ago | Updated 5 hours ago

Lead Software Engineer - Observability Infrastructure Monitoring

Splunk Inc.

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California, USA

Full-time

Description Lead Software Engineer - Observability Infrastructure Monitoring Join us as we pursue our exciting new vision to make machine data accessible, usable, and valuable to everyone. We are a company filled with people passionate about our product and seeking to deliver the best experience for our customers. At Splunk, we're committed to our work, customers, having fun and most importantly to each other's success. Learn more about Splunk careers and how you can become a part of our journ
Posted 26 days ago | Updated moments ago

Lead Infrastructure Engineer(IBM DataPower/APIM Product Administration Support)

Altezzasys

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Remote

Contract, Third Party

Role : Lead Infrastructure Engineer(IBM DataPower/APIM Product Administration Support) Location: Reston, VA/Remote Duration: 9 months with possible contract to hire Description: Lead Infrastructure Engineer responsible for Configuration, Administration, troubleshooting and Maintenance of technology solutions, especially IBM DataPower/APIM. Provides technical support, Troubleshooting and Diagnostics, and performs scripting/programming to ensure stable and efficient operation of technology soluti
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Posted 28 days ago | Updated 27 days ago