Tier 3 jobs in denver, co

Remote or Des Moines, Iowa

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4d ago

Job Title: Senior Tier 3 CrowdStrike Architect Location: Des Moines, IA (Remote) Job Type: Contract W2 Required Technical Experience Enterprise Endpoint Detection and Response (EDR / XDR) platform. Platform Mastery: 4+ years of hands-on experience engineering, deploying, and maintaining CrowdStrike Falcon at enterprise scale (10,000+ endpoints). Tier 3 IR Capabilities: Demonstrated proficiency using CrowdStrike Real-Time Response (RTR), writing custom IOAs/IOCs, and performing endpoint threat h

Contract

Senior Tier 3 CroudStrike Architect - REMOTE

Remote

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6d ago

Job Description: Crop to Crop resumes are accepted The Senior Tier 3 CrowdStrike Architect serves as the primary technical authority for the State of Iowas Enterprise Endpoint Detection and Response (EDR / XDR) platform. Operating within the Information Security Services (ISS) Bureau, this role is responsible for the overall architecture, administration, multi-tenant federation, fine-tuning, and escalation engineering of the CrowdStrike Falcon ecosystem across state agencies. This position acts

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Contract, Third Party

Depends on Experience

Tier 3 Engineer

Remote or Tysons, Virginia

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Today

Overview The Tier 3 Engineer provides 24x7x365 operational support, troubleshooting, and incident resolution for the Department of Veterans Affairs (VA), Office of Information and Technology (OIT), Product Delivery Services (PDS), Benefits and Memorials (BAM), and Memorial and Benefit Services (MBS). The Tier 3 Engineer delivers secure, reliable, and effective Information Technology (IT) solutions that support the Department's mission. Responsibilities Respond to alerts, HPIs/CPIs, and produc

Full-time

Cyber Information Systems Analyst - Senior - Tier 2/3, Threat Hunting

Remote or Haymarket, Virginia

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Today

Job Type Full-time Description About QBE, LLC QBE, LLC is a small business dedicated to delivering innovative technology, cybersecurity, and mission-support solutions to federal government customers. Our experienced professionals work closely with our customers to solve complex challenges, protect critical information, and support essential government missions. At QBE, we turn the possible into the proven. Overview QBE, LLC is seeking a Cyber Information Systems Analyst - Senior - Tier 2/3

Full-time

USD 100,000.00 - 115,000.00 per year

Sr. Tier III O&M Engineer

Aurora, Colorado

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Today

The Digital Modernization Sector at Leidos is seeking a Sr. Tier operations and maintenance (O&M) engineer to support various WAN and LAN networks. Will provide incident resolution, routing changes, firewall changes; act as subject matter expert in WAN and LAN technologies; support intra- and inter- net and other data communications systems or segments of networked system. Description of Job Duties/Responsibilities: Support operations and maintenance activities and administer networks includin

Full-time

USD 92,300.00 - 166,850.00 per year

IT Systems Administrator Senior - IT

Greenwood Village, Colorado

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Today

York Space Systems was founded to radically improve spacecraft affordability and reliability, transforming, and enabling next- generation space mission operations worldwide. Today, York is one of the most innovative aerospace companies, specializing in end-to-end customer solutions and the rapid production of spacecraft platforms. York's complete Space Segment Solution includes spacecraft production, payload integration, system integration & test, launch services, ground segment services, and mi

Full-time

USD 105,000.00 per year

Automation Engineer IT and Business Systems

Commerce City, Colorado

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Today

About Re:Build At Re:Build, our mission is to ensure the next generation of important products are made, at scale, in America. We are laying the foundation for a better future for our customers, employees, and communities by revitalizing America's manufacturing base and creating meaningful jobs across the country, including in historically deindustrialized regions. We operate an advanced, end-to-end manufacturing platform that partners with industrial companies and innovators to take products

Full-time

USD 89,000.00 - 132,000.00 per year

Network Operations Engineer III

Denver, Colorado

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Today

Network Operations Engineer - Client Onsite Work Location: Denver, CO Our Tier 3 NOC Engineer is responsible for advanced troubleshooting, fault isolation, incident escalation, and network optimization within a globally distributed backbone network. This role requires deep expertise in network infrastructure, routing, switching, troubleshooting, and operational support. The Tier 3 Engineer serves as the primary escalation point for Tier 2 engineers, taking ownership of complex cases and driv

Full-time

USD 85,120.00 - 134,400.00 per year

Senior Systems Engineer

Commerce City, Colorado

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Today

Full-time

USD 100,000.00 - 149,000.00 per year

Technical Solutions Engineer

Denver, Colorado

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Today

Company Description Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. What sets us apart is our relentless pursuit of innovation. We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital la

Full-time

USD 71,000.00 - 137,000.00 per year

Principal Network (WIFI) engineer

Cherry Hills Village, Colorado

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Today

Location: Cherry Hills Village, CO Salary: $135,000.00 USD Annually - $190,000.00 USD Annually Description: Company: Fortune 100 Position: Principal Wi-Fi Engineer Duration: Direct hire/permanent Location: Greenwood Village (4 days onsite each week) About the Role This is the Director's right hand. The Principal Engineer I is the senior technical authority on the team - the person the Director trusts to make platform decisions, lead execution, and be the final gate before changes hit the produ

Contract

USD 135,000.00 - 190,000.00 per year

VistA/MUMPS Sustainment Subject Matter Expert

Remote

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4d ago

VistA/MUMPS Sustainment Subject Matter ExpertIntroduction:The VistA/MUMPS Sustainment Subject Matter Expert will play a crucial role in providing expert guidance on VistA and MUMPS-based application sustainment. They will be responsible for analyzing, triaging, and resolving defects, incidents, service requests, and production issues related to VistA and MUMPS applications. Responsibilities:Provide expert guidance on VistA and MUMPS-based application sustainment.Analyze, triage, and resolve Vist

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Full-time

Depends on Experience

Business Analyst

Remote

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4d ago

Job Title: Business SME / BA Job ID:26-04189 Location: Remote Duration: 10 months contract Job Description This is a position for a Business SME / BA with the Client Division of Developmental Disabilities. The project is the creation of an enterprise electronic health record. he Business Subject Matter Expert brings proven experience from related businesses or organizations as well as system integration and technology experience. Consults with the client to define needs or problems, conducts re

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Contract

$68 - $73

Senior Application Administrator (Workday)

Remote

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Today

Senior Applications Administrator (Workday) Remote role Contract, Full-Time (Through end of 2026) Compensation: $40 - $50 per hour ABOUT THE ROLE Join Brooksource's enterprise HRIT team as a Senior Applications Administrator (Workday) in a fully remote, full-time contract role through the end of 2026. You will provide dedicated technical capacity across Workday development, configuration, security, and Tier 3 application support, operating within an established development and intake proces

Contract

$40.00 - $50.00

Technical Account Consultant (IT)

Remote

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Today

About Rippling Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered across a company, like payroll, expenses, benefits, and computers. For the first time ever, you can manage and automate every part of the employee lifecycle in a single system. Take onboarding, for example. With Rippling, you can hire a new employee anywhere in the world and set up their payroll, corporate card, computer, benefits, and even

Full-time

USD 65,000.00 - 90,000.00 per year

Implementation Consultant (IT)

Remote

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Today

Full-time

USD 65,000.00 - 90,000.00 per year

Workday Integration Lead - AMS

Remote or Chicago, Illinois

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Today

Huron is a global consultancy that collaborates with clients to drive strategic growth, ignite innovation and navigate constant change. Through a combination of strategy, expertise and creativity, we help clients accelerate operational, digital and cultural transformation, enabling the change they need to own their future. Join our team as the expert you are now and create your future. The Workday Integration Lead will contribute to the delivery and ongoing support of Workday solutions for our

Full-time

USD 135,000.00 - 165,000.00 per year

Cybersecurity Engineer - Web/Application Vulnerability Management

Remote

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Today

Job Description CALIBRE is an employee-owned, mission-focused solutions and digital transformation company. CALIBRE is seeking approximately three Cybersecurity Engineers to support the DLA Cybersecurity Web/Application Vulnerability Management program. The selected candidates will perform project activities involving specialized cybersecurity challenges and provide security engineering support throughout the information system lifecycle. This position will apply electronic processes, enginee

Full-time

Senior Full Stack Engineer, Growth

Remote

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Today

What's in it for you? Ready to make a serious impact? Millions of people already rely on Calendly, and we're still in the midst of exciting product growth - it's a fantastic time to join us. Everything you'll work on here will accelerate your career to the next level. If you want to learn, grow, and do the best work of your life alongside the best people you've ever worked with, then we hope you'll consider allowing Calendly to be a part of your professional journey. About the team & opportunit

Full-time

USD 224,400.00 - 271,920.00 per year

Staff Platform Engineer

Remote

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Today

Full-time

USD 286,762.00 - 347,488.00 per year

Tier 3 jobs in Denver, CO, USA