windows linux systems engineer Jobs in denver, co

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Hybrid Systems Engineer, Sr (Windows / Linux) / Onsite: CO

Lockheed Martin Corporation

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Remote or Littleton, Colorado, USA

Full-time

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. This Enterprise Operations (EO) position supports the Lockheed Marti
Posted 60+ days ago | Updated 5 hours ago

Systems Administrator (Windows / Linux) / Hybrid: Highlands Ranch, CO

Lockheed Martin Corporation

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Remote or Highlands Ranch, Colorado, USA

Full-time

Job Description Lockheed Martin's Enterprise Business & Digital Transformation (EBDT) organization employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries.
Posted 6 days ago | Updated 5 hours ago

Senior Linux Systems Administrator - 10k Sign on Bonus

Leidos

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Aurora, Colorado, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed
Posted 5 hours ago

Sr. Systems Engineer, Virtualization/Linux Engineering

Visa Inc.

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Highlands Ranch, Colorado, USA

Full-time

Company Description Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose - to uplift everyone, everywhe
Posted 23 days ago | Updated 5 hours ago

Senior Systems Administrator (Linux/Windows)

GovCIO

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Remote

Full-time

Overview GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is in Washington, DC and will be a hybrid remote with periodic onsite customer work activities. Must be willing to work nights, have an active Sec
Posted 14 hours ago | Updated 2 hours ago

Senior Systems Administrator (Linux/Windows)

GovCIO

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Remote

Full-time

Overview GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is in Washington, DC and will be a hybrid remote with periodic onsite customer work activities. Must be willing to work nights, have an active Sec
Posted 9 days ago | Updated 2 hours ago

Systems Administrator - Linux/Windows

GovCIO

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Remote

Full-time

Overview Provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is hybrid with periodic customer site work activities. Must be willing to work nights, have a Security+ certification, and an active Top Secret clearance. Responsibilities Position Description: In this role you will: Pr
Posted 41 days ago | Updated 2 hours ago

Systems Administrator - Linux/Windows

GovCIO

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Remote

Full-time

Overview Provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is hybrid with periodic customer site work activities. Must be willing to work nights, have a Security+ certification, and an active Top Secret clearance. Responsibilities Position Description: In this role you will: Pr
Posted 45 days ago | Updated 2 hours ago

Principal Platform Engineer / Linux (Onsite)

RTX Corporation

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Aurora, Colorado, USA

Full-time

Date Posted: 2025-06-12 Country: United States of America Location: CO102: 16800 E Centretech Pkwy,Aurora 16800 East Centretech Pkwy Building S75, Aurora, CO, 80011 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: TS/SCI with Polygraph At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to
Posted 32 days ago | Updated 5 hours ago

IT Systems Engineer

Commonspirit Health

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Remote or Englewood, Colorado, USA

Full-time

Overview Inspired by faith. Driven by innovation. Powered by humankindness. CommonSpirit Health is building a healthier future for all through its integrated health services. As one of the nation's largest nonprofit Catholic healthcare organizations, CommonSpirit Health delivers more than 20 million patient encounters annually through more than 2,300 clinics, care sites and 137 hospital-based locations, in addition to its home-based services and virtual care offerings. CommonSpirit has more tha
Posted 21 days ago | Updated 5 hours ago

Senior Systems Engineer

Maxar Technologies Holdings Inc

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Westminster, Colorado, USA

Full-time

Please review the job details below. Maxar Intelligence is a provider of secure, precise, geospatial intelligence. We deliver disruptive value to government and commercial customers to help them monitor, understand and navigate our changing planet. Our unique approach combines decades of deep mission understanding and a proven commercial and defense foundation to deploy solutions and deliver insights with unrivaled speed, scale and cost effectiveness. We are hiring immediately for a Senior Auto
Posted 42 days ago | Updated 5 hours ago

Full Stack Systems Engineer IT / TS/SCI Poly / Onsite: Littleton, CO

Lockheed Martin Corporation

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Littleton, Colorado, USA

Full-time

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span more than 70 countries. This Lockheed Martin Enterprise Operations (EO) position will suppor
Posted 33 days ago | Updated 5 hours ago

Systems Engineer (Contract)

Vaco by Highspring

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Remote

Contract

Systems Engineer Data Center Operations The Systems Engineer will perform complex analytical and administrative tasks for VMware, Azure, and Terraform, playing a key role in implementing, maintaining, monitoring, and protecting the organizations infrastructure. This position requires the ability to work independently with minimal supervision. Roles and Responsibilities:Build, configure, and maintain VMware vSphere Private Cloud environments, including ESX, NSX, and vCenter across multiple geogr
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Posted 15 days ago

Sr. Integration Systems Engineer

Parsons Services Company

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Boulder, Colorado, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Our Space Operations directorate is passionate about making America the undisputed l
Posted 21 days ago | Updated 5 hours ago

Network Engineer / Systems Administrator (SA)

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Network Engineer / Systems Administrator (SA) 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 proactive **Network Engineer / Systems Administrator (SA)** to join our team and play a pivotal role in maintaining and enhancing our IT infrastructure. In this role, you will be responsible for designing, implementing, and managing network systems, as well as ensuring the reliability, secur
Posted 60+ days ago | Updated 5 hours ago

Infrastructure Engineer (450315)

Vaco by Highspring

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Remote

Contract

Infrastructure Engineer | 450315 DETAILS Location: 100% Remote Position Type: 6M C2H Hourly / Salary: to $110K + 10% bonus potential JOB SUMMARY Vaco Technology is currently seeking an Infrastructure Engineer for a 6M C2H opportunity that is 100% remote. The Infrastructure Engineer will design, deploy, and maintain the IT infrastructure. The Infrastructure Engineer must possess expertise in server administration, virtualization platforms, M365, and Azure Services, with proficiency in hands-on P
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Posted 20 days ago

Systems Engineer (118116)

John Hopkins University

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Remote

Full-time

Job Title: Systems EngineerIT@Cloud and Virtualization Services is seeking a Systems Engineer In accordance with institutional policies and standards responsible for administration, programming, maintenance, performance, implementation, security and support of various departmental and enterprise-wide platforms, including the installation and testing of new software, operating systems, related utilities/services, and hardware products as well as the integration of new products and /or software re
Posted 19 hours ago

System Administrator - M365 Architect

Judge Group, Inc.

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Westminster, Colorado, USA

Contract

Location: Westminster, CO Salary: $75.00 USD Hourly - $100.00 USD Hourly Description: Our client is currently seeking a System Administrator - M365 Architect M365 Architect JOB DESCRIPTION We are looking for someone to help configure our M365 GCC-High tenant for end point security and external collaboration. Required Skills: Expert in securing an M365 tenant, specializing in external collaboration Expert in Conditional Access Policies and how they affect BYOD, SharePoint site access, and
Posted 7 days ago | Updated 2 hours ago

Senior GCP Platform Engineer (449836)

Vaco by Highspring

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Remote

Contract

Senior GCP Platform Engineer | 449836 DETAILS Location: 100% Remote Position Type: 6M C2H Hourly / Salary: to $145K JOB SUMMARY Vaco Technology is currently seeing a Senior GCP Platform Engineer for a 6M C2H opportunity that is 100% remote-based. The Senior GCP Platform Engineer must possess a strong understanding of Cloud-based Platforms, including GCP, AWS, and Azure, with specialization in GCP. The GCP Platform Engineer must possess extensive hands-on expertise in CloudDeployment Manager, Co
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Posted 24 days ago

Infrastructure Operations Onboarding Engineer

Vaco by Highspring

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Remote

Contract

Job Title: Infrastructure Operations Onboarding Engineer Job Type: Contract-to-hire Worksite Location: Fully Remote Industry: IT Services and IT Consulting Contract Hourly Compensation: $60.00 - $85.00 (W2), based on experience and credentials Salary Conversion: $120,000 - $180,000, based on experience and credentials Employee Benefits 401(k) Retirement Plan with Employer Match Medical, Vision, Prescription, Telehealth, & Dental Plans Life & Disability Insurance Unlimited Paid Time Off Overview
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Posted 45 days ago | Updated 9 days ago