128 Results for

Systems Administrator Jobs in Denver, CO

Jobs

New!

Denver, CO5 days ago

$65,000–$80,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We prioritize our employees' well-being, fostering work/life balance and a positive culture, which we believe gives us a competitive edge and ensures excellent client experiences.

Aurora, Colorado26 days ago

$117,000–$135,000 Per Year

Aurora, Colorado26 days ago

$102,000–$109,000 Per Year

Denver, CO21 days ago

$115,000–$160,000 Per Year

The work we do here goes far beyond day-to-day projects - it further protects the US defense industrial base from cyber threats, fosters thought leadership, and creates growth opportunities. This role will involve interactions with customer users both onsite and through a service desk and being a liaison for the team between higher level engineers and the service desk personnel.

Aurora, CO30+ days ago

$175,000–$205,000 Per Year

There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location , education and certifications as well as Federal Government Contract Labor categories. • Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices.

Aurora, CO30+ days ago

$155,000–$175,000 Per Year

Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories.

Aurora, Colorado26 days ago

$128,000–$160,000 Per Year

Lakewood, Colorado11 days ago

Demonstrated expertise with a range of tools, technologies, hardware, and systems, including but not limited to:VXRail, vSAN, Windows, Red Hat Linux, VMware, Microsoft Azure, HPE servers, preferred monitoring tools (Splunk or SolarWinds Orion), DataDomain backup appliances, Veritas NetBackup, Microsoft Active Directory, Microsoft Azure Active Directory, Ping Identity, Corestreet HID appliances and OCSP authentication support, RSA SecurID, Active Directory Federation Services (ADFS), Microsoft Certificate Server, Microsoft Key Management Server (KMS). Responsibilities: An Average Day: As the System Administrator (Systems) III you will lead the support for various operating systems, including VMware, Storage, and appliance-based systems, while taking on a significant responsibility for backup and restore support, security, antivirus technologies, and application support.

Aurora, CO30+ days ago

$155,000–$175,000 Per Year

Golden, CO30+ days ago

PostgreSQL 9.6 or higher, Solr/Lucene, Elasticsearch AWS RDS and MongoDB, Python, Linux, Windows, Git, CI/CD pipelines, Docker, ECS, EKS, NGINX, Apache, Tomcat, Traefik, Atlassian Suite (Jira, Service Desk), shell scripting, Terraform, Strong troubleshooting and documentation skills. Understand using tools such as Kubernetes, Docker, ECS, EKS, NGINX, Apache, Tomcat, Traefik, Atlassian Suite (Jira, Service Desk) Python, shell scripting, Terraform, CDK and other open-source toolkits to enhance and maintain web applications, etc.

Louisville, CO30+ days ago

The ideal candidate will have deep technical expertise across virtualization platforms, cloud services, and enterprise systems, along with a strong commitment to documentation, operational excellence, and continuous improvement. Administer and support core services including Active Directory, Microsoft 365, DNS, DHCP, and identity management solutions.

Denver, CO30+ days ago

$80,000–$90,000

You bring strong project management skills to vendor relationships and team support requests, pair them with data entry and management practices, and deliver high-fidelity reporting to the full leadership team. As the gatekeeper of our systems and data, you will bridge the gap between business requirements and technical execution, optimizing our Salesforce instance to improve efficiency, productivity, and security across the entire organization.

Littleton, CO22 days ago

Full-time

Bright Vision Technologies is a forward-thinking technology consulting company dedicated to delivering innovative IT solutions that help organizations optimize operations, strengthen security, and enhance mission-critical infrastructure. As we continue to grow, we’re looking for an experienced Systems Administrator (HPC Linux) to join our dynamic team and contribute to supporting critical national security programs.

Aurora, CO30+ days ago

This rewrite reflects the source posting's emphasis on managing, securing, and optimizing high-performance, mission-critical systems and leading systems operations in support of geospatial analytics, software development, and data services. This role is ideal for a senior engineer who can own Linux-heavy operations in a classified environment while also supporting Windows systems, virtualization, automation, and overall platform reliability.

Denver, CO30 days ago

$70,000–$90,000 Per Year

Signature Banking means we take ownership to resolve the needs of internal and external customers and ensure follow-up, which in turn builds relationships. We are seeking employees that care about customers and are interested in continuous improvement and have a growth mindset, and who enjoy the idea of being a representative of the bank in your community.

DENVER, CO15 days ago

Our Mission is that as North America’s premier independent power generator, we will deliver renewable and reliable power to our customers, opportunities to our employees, sustainable returns to the families who invest in us, and a better world to the next generation. Onward Energy total rewards philosophy is motivated by a key tenet of People First and offers associates a comprehensive total rewards package which includes market-competitive compensation, health and life insurance, and retirement savings benefits.

Littleton, CO30+ days ago

This role is ideal for a senior Linux expert who can troubleshoot deep system issues, automate administration at scale, and strengthen secure, reliable platform operations across complex environments. North Point Technology is hiring a Linux Administrator SME to support mission-critical environments across our Centralized SuperComputing Facility (CSCF) and other high-impact programs.

Littleton, CO30+ days ago

Support identity and access management integrations, including LDAP and token-based authentication, and partner with engineering and support teams to improve security, stability, and operational consistency across critical Linux environments. North Point Technology is hiring a senior Linux Administrator SME to support enterprise MLS configurations across mission-critical environments, including the Centralized Supercomputing Facility (CSCF) and other high-impact programs.

Lakewood, Colorado30+ days ago

As a Linux Systems Administrator I, you will provide support for our enterprise-level Linux-based systems and will assist with installation, configuration, testing, and management of the operating systems, hardware, and software to support our IT architecture and business needs. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.

Denver, Colorado30+ days ago

Remote

$65–$82

The System Administrator position will provide a high level of technical support for Windows 2008 server hardware, operating system and system software on web, application, file and reporting servers. By replying to this job advertisement, I agree I want to receive additional job advertisements from Focused HR Solutions, including email, phone and mail to the contact information I am submitting.

New!

Westminster, CO4 days ago

Manage and optimize network operations, including BGP routing, IPSec tunnels, VPN portals/gateways, LAN micro-segmentation, firewall security policies, NAT, and comprehensive network/system monitoring, while architecting secure and scalable infrastructures involving routers, switches, and firewalls. Drive cloud and hybrid-infrastructure initiatives, implementing cloud-based solutions such as AWS Direct Connect, supporting transitions from on-premises technologies to cloud environments, and contributing to the design of technical architectures aligned with business needs.

Aurora, Colorado30+ days ago

$69.72–$79.33 Per Hour

Denver, Colorado30+ days ago

$45–$60

QUALIFICATIONS:Relevant degree or diploma in Information systems or information technology, Microsoft MCSE certification, experience administering server-side technology and networked computing systems. This includes participating in team meetings and implementing project tasks and time tracking: Attend and complete all internal OIT provided training and take advantage of professional development with manager approval.

Boulder, CO30+ days ago

For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions. You will work within a fast-paced team delivering end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence.

New!

Boulder, CO3 days ago

$105,000–$125,000 Per Year

Kratos is valued for our ability to design and deliver leading edge, resilient solutions for aerospace communication, control, awareness and mission success across a continuum of offeringsfrom commercial to tailored custom solutions and integrated programs. Individual salaries within that range are determined through a wide variety of factors including but not limited to education, experience, knowledge, and skills.

Aurora, CO30+ days ago

$75,000–$95,000 Per Year

Application Materials Required: Cover Letter, Resume/CV, List of References : Information Technology : Hybrid Department: U0001 -- Anschutz Med Campus or Denver - 22139 - ADM AVC VC Info Strategy&Svcs : Full-time : Jan 5, 2026 : Ongoing Posting Contact Name: ISS Human Resources Posting Contact Email: iss-humanresources@cuanschutz.edu (https://apptrkr.com/get_redirect.php?id=6827624&targetURL=iss-humanresources@cuanschutz.edu) Three to five professional references, including name, address, phone number (mobile number if appropriate), and email addressQuestions should be directed to:ISS Human Resourcesiss-humanresources@cuanschutz.edu (https://apptrkr.com/get_redirect.php?id=6827624&targetURL=iss-humanresources@cuanschutz.edu).

Boulder, CO17 days ago

Administer live test event activities and execute representative public safety UAS test scenarios — including single-link and multi-UAS communications, RF (radio frequency) signaling metrics, routing protocols, and radio communications links — in accordance with client-defined test plans, procedures, metrics, and evaluation criteria. Collect and document data in accordance with established procedures, including qualitative inputs (observations, stakeholder feedback, operational notes) and quantitative communications performance metrics (end-to-end throughput, latency, packet loss, and performance across single-link or ad hoc network scenarios), as directed by the client.

Englewood, Colorado11 days ago

Manage SQL Server & PostgreSQL databases across hybrid environments, proactively monitoring for performance, security, high availability (HA), and disaster recovery (DR) using advanced solutions such as SQL Server Always On, and PostgreSQL Logical & Physical replication. Additional responsibilities include fine-tuning operating system and database parameters, designing and developing complex SQL and T-SQL scripts, and automating tasks using tools such as PowerShell, JavaScript, Ansible, and Terraform.

Denver, Colorado30+ days ago

$35–$45 Per Hour

Relevant certifications such as Microsoft Certified: Azure Administrator Associate, Microsoft 365 Certified: Modern Desktop Administrator Associate, or CompTIA Security+. Manage user accounts, permissions, and access controls using Active Directory and Microsoft 365 Admin Center.

Louisville, CO30+ days ago

With a track record of delivering real-world impact and deep alignment with strategic partners, Infleqtion is a trusted provider of quantum solutions for national security modernization, resilient infrastructure, and next-generation intelligent systems. Infleqtion is a world-leading quantum technology company advancing transformative, atom-based solutions that integrate quantum hardware and software to enhance precision and performance across national security, enterprise, and infrastructure markets.

New!

Denver, CO4 days ago

$100,000–$150,000 Per Year

The Dayforce HRIS Administrator plays a critical role in supporting this nationwide, multi-entity organization by ensuring Frontline’s Dayforce HCM platform is stable, scalable, and optimized to support continued growth. This position partners closely with HR Operations, Payroll, IT, and business stakeholders to configure workflows, manage system security, support integrations, and deliver accurate, actionable workforce analytics.

Greenwood Village, CO8 days ago

$78,900–$139,500 Per Year

As a Systems Engineer III at Spectrum, you will manage the Application Administration of OSS applications across all Spectrum Divisions, engaging in the full life cycle of systems engineering activities to deliver high-quality, scalable solutions. In-depth knowledge of development tools, application frameworks, and testing tools, OSS applications and software, and choosing the appropriate lifecycle and the planning, monitoring and control of the systems engineering process  .

Denver, CO30+ days ago

Support the development, design, configuration/setup, test, maintenance, and upgrade of Wide Area Networks (WAN), Local Area Networks (LAN), Network Attached Storage (NAS) or Storage Area Networks (SAN), Site to Site Virtual Private Networks (S2S VPN) and/or remote to site VPN, network monitoring solutions using Simple Network Management Protocol (SNMP) poll, SNMP traps or other protocols used for network monitoring. Eligible employees also gain access to a wide range of benefits from comprehensive health coverage and health savings accounts to retirement plans, life and disability insurance, and time-off programs that support work-life balance.

New!

Aurora, CO5 days ago

ISO CertificationSecond sector: Software Development1.Developing applications for all technologies and platforms3.Customer Relationship Management System (CRM),4.Learning Management System (LMS),5.Document Management System (DMS),6. Students will work from home, and they will be responsible for promoting and collecting likes for our Facebook page ( facebook.com/usinside ) and for our website ( usa-inside.com

Denver, Colorado18 days ago

Baker Tilly Advisory Group, LP and Baker Tilly US, LLP, trading as Baker Tilly, are independent members of Baker Tilly International, a worldwide network of independent accounting and business advisory firms in 141 territories, with 43,000 professionals and a combined worldwide revenue of $5.2 billion. Baker Tilly is a leading advisory, tax and assurance firm, providing clients with a genuine coast-to-coast and global advantage in major regions of the U.S. and in many of the world's leading financial centers - New York, London, San Francisco, Los Angeles, Chicago and Boston.

Denver, CO30+ days ago

Full-time

Demonstrated experience with the following: SharePoint Object Model (OM), SharePoint Designer (2010/2013/2016), Visio, InfoPath, Java, Visual Basic, Visual Studio, C#, HTML5, CSS3, PowerShell, XML, XPath, REST, API, Net, JavaScript, jQuery, SQL, VBA, Microsoft Project, MS Project Server and PWA. Maximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment.

New!

Centennial, CO6 days ago

Full-time

the Cooper's Hawk Wine Club is perhaps the largest in the world, offering not only top-notch award-winning wines but also exclusive Wine Club membership benefits, including curated dining and travel experiences. Cooper's Hawk features a Napa-style tasting room with wine-inspired retail for entertaining and a full-service restaurant, bar and private event space, offering a modern-yet-casual dining experience.

Golden, CO10 days ago

$23–$34 Per Hour

It also includes liaising with internal departments to ensure timely fulfillment, maintaining accurate records within internal systems, and supporting administrative processes related to sales and service operations. Key duties include preparing and managing customer quotations, processing orders accurately, and coordinating scheduling for services, deliveries, and support activities.

Denver, CO16 days ago

Remote

$110,000–$121,000

This position is responsible for the strategy, modernization, and delivery of internal systems that enable core business processes, support workforce productivity, and the secure, reliable use of software platforms across the organization. This position maintains stewardship of our broader portfolio of systems and their associated use policies, including internal SaaS platforms, AI-enabled workplace tools, productivity software, and research and feedback technologies.

Broomfield, CO30+ days ago

$50,000–$60,000 Per Year

Obtain necessary billing approvals from Account Managers, Branch Managers, and Operations Managers. + The Branch Administrator supports the branch team and Branch Manager by efficiently and effectively handling administrative functions for the Branch.

centennial, co30+ days ago

$75,000–$90,000
Full-time

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. The organization specializes in large-scale public sector technology modernization, delivering platforms that manage complex regulatory programs and high‑volume transactional environments.

Lakewood, CO30+ days ago

$62,000–$85,000
Full-time

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. With at least 2+ years of experience, the Contract Administrator will be responsible for managing all aspects of contracts, from initiation to completion, ensuring that work is performed in accordance with the contractual obligations.

Denver, CO25 days ago

Through proactive communication and meticulous attention to detail, we create seamless experiences for our clients-anticipating needs, solving challenges, and delivering thoughtful, responsible designs. At AE Design, we don't just complete projects-we build lasting relationships, provide high-touch service, and make our clients' lives easier.

Denver, CO30+ days ago

$80,000–$120,000 Per Year

The Application Administrator – Core Banking serves as the Tier 2 operational owner for the bank's core banking platform (FIS IBS) and online banking system (Candescent). Our culture thrives on teamwork and mutual respect, grounded in the belief that diverse perspectives fuel creativity and help us tackle challenges in fresh, effective ways.

New!

Denver, Colorado4 days ago

$77,400–$96,800 Per Year

The Provider Data Integrity Administrator ensures provider data consistency across internal and external stakeholders and plays a critical role in maintaining reliable data needed for operational decision-making, system interoperability, and organizational compliance. Creates, validates, and maintains accurate provider demographic, billing, and payment data through governed intake processes, including structured templates and system uploads, ensuring data integrity and alignment with InnovAge operation needs.

Denver, CO30+ days ago

Full-time

This person will assist in effectively implementing procedures, cost controls and policies; maintain good tenant and client/owner relations; assist the property management team in maintaining invoice records and contacting vendors/setting up accounts. Our impressive portfolio includes nearly 50 million square feet of medical outpatient buildings, lab and life science facilities and Senior Assisted Living centers throughout the country.

Broomfield, CO11 days ago

$66,000–$103,000

We also offer life insurance, short and long-term disability, hospital indemnity, critical illness coverage, employee accident protection, health savings account (HSA) with company contribution & flexible spending account (FSA) options, employee assistance program, Legal and Pet Insurance. As a full-time employee, Recurly offers competitive benefits programs, perks and options designed to fit your needs and the needs of your family.

Centennial, CO20 days ago

$18–$20

This position plays a key role in supporting our membership and executive teams, contributing to the success of multiple nonprofit associations. Communicate with members/prospective members by telephone and ZenDesk to provide information about membership, benefits, and programs; answer general inquires.

New!

Aurora, Colorado5 days ago

$210,000–$230,000 Per Year

Strong matches will likely come from cleared defense contractors, national security programs, aerospace, intelligence infrastructure teams, or senior Linux/PostgreSQL administrators supporting classified operational systems. This role is ideal for a highly experienced database professional who thrives in fast-paced operational environments where reliability, performance, and immediate issue resolution are critical.

New!

Boulder, CO4 days ago

$83,040–$103,800 Per Year

The Lab and Manufacturing System Support Analyst will support various technologies used throughout the lab and manufacturing environments including but not limited to: Empower, SoftMax Pro, Unicorn, MassLynx, Chemstation, SoloVPE, 32Karat, UV WinLab, PharmSpec, and Compass technologies. System Administrator providing Support to various technologies used throughout the lab and Manufacturing environments including but not limited to: Empower, SoftMax Pro, Unicorn, MassLynx, Chemstation, SoloVPE, 32Karat, UV WinLab, PharmSpec, and Compass technologies.

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Systems Administrator Jobs in Denver, CO

Construction Contract Administrator (Mechanical or Electrical) Jobot

Systems Administrator TekSynap

Junior Systems Administrator TekSynap

Senior Systems Administrator Summit 7 Systems

Principal Systems Administrator Envision Innovative Solutions

Senior Systems Administrator Envision Innovative Solutions

Senior Systems Administrator TekSynap

Systems Administrator (Systems) III AMERICAN SYSTEMS

Senior Systems Administrator -Hybrid Envision Innovative Solutions

Sr. Systems Administrator (VMAdmin) Inalab

IT Systems & Cloud Administrator Infleqtion

Salesforce & Business Systems Administrator Downtown Denver Partnership

Systems Administrator (HPC Linux) Bright Vision Technologies

Systems Administrator - VMware/KVM (TS/SCI Clearance Required) North Point Technology

On-site Microsoft Systems Administrator PB&T Bank

System Administrator III Onward Energy

Systems Administrator - HPC Linux (TS/SCI Clearance Required) North Point Technology

Systems Administrator - SE Linux / MLS (TS/SCI Clearance Required) North Point Technology

Linux Systems Administrator I AMERICAN SYSTEMS

1.20. VMWare ESX Systems Administrator Focused HR Solutions

IT Network Engineer - Sr. System Administrator AGCO

System Administrator Everwatch

M3-20-System Administrator 9216404 Focused HR Solutions

Linux System Administrator SciTec

System Administrator Kratos Defense

Senior Database Administrator (Open Rank) University of Colorado

Uncrewed Aerial Systems (UAS) Test Administration & Event SME Corner Alliance

Staff Database Administrator EchoStar

IT & System Admin. Julie Hagan

Sr Business Process Systems Analyst Infleqtion

Dayforce HRIS Administrator Frontline Road Safety

Systems Engineer III - Security Operations SPECTRUM

Network Administrator - Sigonella, Italy Serco

Facebook Administrator - Paid Internship Atia

Salesforce Consultant - Systems Implementation Advisory Baker Tilly Advisory Group, LP

SharePoint Administrator Maximus

Restaurant Office Administrator Cooper's Hawk Winery & Restaurants

Customer Support Administrator PEAK Technical Staffing

Manager, Business Systems Changent

Branch Administrator BrightView

Senior Payroll Administrator Jobot

MEP Construction Administrator Jobot

Construction Administrator AE Design

Application Administrator - Core Banking First Western

Provider Data Integrity Administrator InnovAge

Commercial Real Estate Administrator Healthpeak Properties, Inc.

IT Administrator I Recurly

Association Administrator - IMMEDIATE OPENING Civica Associations Conferences & Exhibitions

Principal Database Administrator — Xela David Joseph & Company

Lab and Manufacturing IT System Support Analyst. KBI Biopharma

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