IT Systems Administrator
$88k - $110kNeenan
Job Details Information Technology IT Systems Administrator Ft. Collins,CO Posted:9/15/2026 Job ID#: 269 Job Category: Information Technology Salary Range: $ 88000.00 - $ 110000.00 Summary The IT Systems Administrator works closely with the CIO and DBA/DevOps to ensure the reliability, security, and continuous improvement of the company"s IT platforms and services. This role owns day-to-day IT operations and serves as the primary point of contact for end-user support, balancing hands-on assistance with operational ownership and longer-term improvement initiatives. This position requires comfort operating in a generalist, hands-on environment where responsibilities are not siloed and may range from helpdesk support to infrastructure planning. The role is a key contributor to the organization"s long-term technology continuity and is designed to grow in scope as responsibilities transition over time. This role is best suited for someone who enjoys broad responsibility and takes pride in being a trusted, go-to resource for both users and leadership. Core Responsibilities (Owned Immediately) Serve as the primary helpdesk contact, providing direct support for end-user issues across hardware, software, and collaboration platforms. Own the administration, reliability, and lifecycle management of server, network, cloud, and endpoint environments. Balance reactive user support needs with proactive operational and technical improvement. Ensure security best practices through patching, access controls, monitoring, and regular review of configurations. Maintain and test disaster recovery, backup, and business continuity plans. Lead or significantly contribute to IT projects involving infrastructure upgrades, cloud services, and security initiatives. Partner with internal stakeholders to translate business needs into practical, supportable technology solutions. Maintain accurate and current system documentation, diagrams, and procedures. Transitional & Growth Responsibilities (Developed Over Time) Increase ownership of vendor relationships, licensing, renewals, and service agreements. Participate in IT budgeting, forecasting, and roadmap planning. Assist with evaluation and selection of new platforms, tools, and standards. Support leadership decision-making by providing operational insight, risk assessments, and trade-off analysis. Crosstrain on selected CIO-level responsibilities to ensure knowledge continuity and operational resilience. Experience & Background Required Preferred 8?12+ years of progressive IT experience. Networking (LAN, WAN, VLAN) firewalls, VPN. Experience with end user support and ownership of systems reliability, security, and operational outcomes. Hands-on experience administering Microsoft Windows and Linux Server and Desktop environments, Azure, and Microsoft 365. Experience with Active Directory (on prem and Azure) Experience with virtualization/hyper-converged platforms. Preferred SharePoint administration or governance. Familiarity with backup software/services procedures, processes and testing. Exposure to phone systems and collaboration platforms (Teams, Zoom, Verizon, etc.). Familiarity with AEC or professional services environments and software (Autodesk, Bluebeam, etc.). Experience supporting IT audits, security reviews, or compliance initiatives, licensing, etc. Skills & Competencies Strong troubleshooting skills across end-user systems, servers, cloud platforms, and networking. Comfort operating as a jack-of-all-trades in a small to mid-sized IT organization. Ability to switch effectively between user support, operational work, and longer-term initiatives. Pragmatic mindset with a focus on reliable, maintainable solutions appropriate for the organization"s size. Proactive documentation and continuous improvement mindset. Behaviors & Work Style Comfortable being visible and accessible to users; genuinely enjoys helping people. Willing to handle a mix of strategic, operational, and tactical work without rigid role boundaries. Takes ownership of issues from initial report through resolution. Maintains patience and professionalism in user-facing support situations. Able to operate effectively with imperfect information in a fast-moving environment. Willing to occasionally work outside normal business hours for planned changes or incidents. Other Requirements This position requires working in the Fort Collins office a minimum of three (3) days per week. #J-18808-Ljbffr Neenan
- ...and that starts with hiring the right people! Interested in joining our smart, fun, and talented team?Position OverviewThe IT Systems Administrator is the sole on-site IT resource for Fourth's Denver office, supporting approximately 40 employees. This role is defined...SuggestedWork at officeLocal areaRemote workWorldwide
- ...Systems Engineer III Location: Englewood, CO Schedule: 4 days onsite / 1 day remote Pay: $40–$45/hour W2 Contract: Long... ...on generalist role for an engineer with strong Linux systems administration, practical DNS experience, and automation/scripting skills. The...SuggestedLong term contractFull timeContract workFor contractorsLocal areaRemote work
- Reporting to the Director of IT, this role provides technical support, application maintenance, and data administration across ERP and core business systems. The ideal candidate is a self-starter with strong problem-solving skills, responsible for maintaining system integrity...SuggestedWork at office
$15k
...technical ownership of D.A. Davidson computer systems and infrastructure to maintain a secure,... ...and ancillary technologies. The Systems Administrator serves as a technical resource for... ...procedures where appropriate Collaborate with IT teams, business stakeholders, vendors,...SuggestedHourly payWork experience placementWork at officeLocal area- ...DescriptionSatincorp ( is a market leader and one of the fastest growing IT consulting firms with operations in US, Canada, Mexico & India.... ...source candidate with exact match and experienceTitle: Linux administrator w/Atlassian stack expertiseLocation: Englewood, Colorado...SuggestedContract work
- General Dynamics Information Technology is seeking a Systems Administrator Technician to support Tier 2 O&M hardware for critical IT environments on a customer site. You will maintain desktops, servers, VoIP, video conferencing, and related hardware, perform troubleshooting...
- Sr Linux AdminJob#: 3040738Job Description:Senior Systems Administrator (Linux)Denver, COAs a Sr. Linux Information Systems Administrator your responsibilities... ...technical issues with applications, connectivity, and other IT-related concerns.• Cybersecurity Expertise: Conduct...
- ...Contract Long term (Initially 6 Months)Experience Shell scripting experience and Linux operating systems, preferably Red Hat or CentOS. Experience in System Engineer/Administration, system monitoring and concepts. Experience providing 'on call' support on a rotating basis...Contract work
- ...Linux System Administrator8+ years of experience in Linux system administration, preferably in a data center or video delivery environmentProficiency with Red Hat Enterprise Linux (RHEL), versions 7, 8, and 9 and aboveFamiliarity with CentOS LinuxStrong understanding of...
- ...Job TitleSystems Administrator - TS//SCI with CI PolyJob RequirementsLittleton, CO Top Secret/SCI CI Polygraph Career Level not specified... ...years of experience A minimum of 5 years of experience developing system software in heterogeneous, multi-platform environments...
$95k
Overview IDR is seeking a Senior IT Systems Administrator in Westminster, CO. Our client is looking for a dedicated IT professional to support their corporate team and franchise locations. This role will be the primary desktop support resource , providing hands-on technical...Work at officeRemote work$95k
A leading IT solutions provider is seeking a Senior IT Systems Administrator in Westminster, CO. In this role, you will provide primary desktop support, assist with IT infrastructure maintenance, and troubleshoot issues. Ideal candidates have 3+ years of experience in...$118k - $219.1k
...the responsibility of the Space Division. This IT professional will ensure that the Lockheed Martin IT systems are managed, controlled, and compliant with the... ...the chosen candidate will utilize their system administration and architecture skills as primary IT support for...Full timeTemporary workWork experience placementCasual workFlexible hoursShift work- ...Summary The Technology Analyst is responsible for the day-to-day administration, support, monitoring, and operational management of the... ... Bachelors degree in Information Technology, Information Systems, Cybersecurity, Computer Science, Network Administration, or...Full time
$68.9k - $131.1k
...programs with unclassified, classified, and proprietary information system capabilities and create end-to-end solutions to solve complex... ...program in a classified environment as a Linux System Administrator in Aurora, CO or Richardson, TXResponsibilities include the monitoring...Temporary workWork experience placementWork at officeRemote workFlexible hours$145.1k - $269.5k
...join Lockheed Martin’s engineering team supporting the Space Development Agency’s portfolio at Lockheed Martin Space.These critical systems provide missile warning, missile tracking, missile defense, and communications capabilities. You will join an elite team to develop...Full timeTemporary workWork experience placementCasual workFlexible hours$145.1k - $269.5k
...prosperity.Join us in shaping a new era in space and find a career that's built for you.Lockheed Martin is looking for a dedicated Systems Engineer to join the team in executing the Space Development Agency’s Proliferated Warfighter Space Architecture T2TL-Beta program....Full timeTemporary workFor contractorsWork experience placementCasual workFlexible hours$118k - $219.1k
...requirements of the strategic deterrence.Our Team is seeking a Systems Engineer, Staff to join our Team in Littleton, CO or Titusville,... ...hardware and software specifications. For positions that perform IT responsibilities, use E646, Systems Engr-IT.Basic QualificationsExceptional...Full timeTemporary workFor contractorsWork experience placementCasual workFlexible hours- Linux System Administrator LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY... ...Systems Administrator, DevOps Engineer, Unix Administrator, IT Systems Engineer, Infrastructure Engineer, Cloud Systems Administrator...Temporary workFor contractorsImmediate startFlexible hours
$118k - $219.1k
...Unit: SpaceStandard Job DescriptionPerforms technical planning, system integration, verification and validation, cost and risk, and supportability... ...hardware and software specifications. For positions that perform IT responsibilities, use E646, Systems Engr-IT.Basic...Full timeTemporary workWork experience placementCasual workFlexible hours$61.32k - $95.68k
Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting... ...Responsibilities An average day: As a Linux Systems Administrator I, you will provide support for our... ..., hardware, and software to support our IT architecture and business needs....For contractorsWork experience placementShift work- RTX Raytheon seeks a Principal Linux System Administrator in Aurora, CO. The role supports mission-critical, classified systems, requiring active TS/SCI with Poly. You will monitor, troubleshoot, and maintain Linux-based environments, collaborating with developers and...
- ...Clearance. Ideal candidates should have a minimum of 3 years in production infrastructure support and a Security+ certification. Strong IT skills and proficiency in technical writing are vital for building effective relationships and improving processes. #J-18808-Ljbffr...
$118k - $123k
The DevOps Engineer / Linux Administrator supports and enhances enterprise Linux environments through automation, infrastructure management, CI/CD pipeline development, and system administration. This role is responsible for maintaining secure, reliable, and scalable Linux...Contract workWork at office- ...apply Our direct client has an opening for an Linux Administrator 9328783 This position is 9 months with the option of extension... ...Experience in the installation and maintenance of operating systems software and support utilities, including Linux process...Local areaRemote work
- Cymertek Corporation, located in Aurora, CO, is seeking a Linux Systems Administrator to deploy, configure, monitor, and troubleshoot Linux servers, ensuring security, performance, and reliability across a growing infrastructure. The role requires hands-on experience with...Local areaFlexible hours
- RTX Corporation seeks a Principal Linux System Administrator to join our Digital Technology team in Aurora, CO. This on-site role supports mission... ...RTX, a leading aerospace and defense company delivering secure IT infrastructure and mission systems. #J-18808-Ljbffr RTX
- ...performed to identify and report events that occur, or might occur, within the network, in order to protect information, information systems, and networks from threats. Additional Information All your information will be kept confidential according to EEO guidelines. #J...Immediate startRemote work
$86.8k - $165.2k
...leading-edge technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. Principal Linux System Administrator based in Aurora CO, collaborates with many teams to support exciting, critical programs...Temporary workWorldwideFlexible hours- ...Overview We are seeking a skilled Systems Administrator to support a diverse client environment in a Managed Services Provider (MSP) setting.... ...with service desk and engineering teams to deliver reliable IT services. The ideal candidate is technically strong, comfortable...Work at officeRemote work
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