Systems Administrator
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Denver, CO Top Secret/SCI Polygraph not specified Mid Level Career (5+ yrs experience) Salary not specified Join Premium to unlock estimated salaries
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Summary Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. Understanding and knowledge of Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods. Working as a team member in a fast-paced technological environment. Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS). Understanding of data RAID, data backup uses and technologies. Install and configure software applications requested by end users. Work with Cybersecurity professionals to maintain security requirements and provide documentation and training on advanced IT processes and procedures and other tasks as assigned. Full time 100% Onsite position. Qualifications You Must Have: Typically requires bachelor's degree and minimum of 5 years of prior relevant experience or a master's degree and minimum of 3 years of prior relevant experience. Must have a current and transferable U.S. government issued TS/SCI CI Poly security clearance prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Must have Linux experience. Must have an active DoD 8570 IAT Level 2 certification (or higher) on start date. IAT Level 2 requires one or more of the following Professional Certifications: Security+ CE, CCNA Security, GICSP, GSEC, SSCP, CySA+. Must have experience administering Red Hat Linux based systems Must have scripting experience Qualifications We Prefer: Experience with patching, creating/maintaining RPM package Experience with performance tuning, networking, user management (LDAP), and security hardening Administer, maintain and troubleshoot Atlassian products (Jira, Confluence, BitBucket) Experience with Jenkins automation Configuration of Scanning tools Nessus/McAfee Proficiency with Enterprise level administration of common services such as DNS and LDAP Strong analytic and research skills - must be detail oriented Demonstrated ability to work independently and troubleshoot problems with efficiency Requires the ability to effectively interact with external personnel on significant technical matters often requiring coordination between organizations and vendors
$105.4k - $124k
...located in the United States and certain U.S. territories. The E-Verify program is an Internet-based employment eligibility verification system operated by the U.S. Citizenship and Immigration Services. Learn more about the E-Verify program.The salary range reflects figures...SuggestedFull timeLocal area3 days per week$82.7k - $173.9k
Job Title: Cloud and Infrastructure Systems Administrator - Linux adminJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: NoneAnticipated...SuggestedContract workWork experience placementLocal areaRemote workFlexible hours$95.9k - $178.1k
...This IT professional will ensure that the Lockheed Martin IT systems are managed, controlled, and compliant with the Corporate Information... ...position, the chosen candidate will utilize their system administration and architecture skills as primary IT support for several...SuggestedFull timeTemporary workWork experience placementCasual workFlexible hoursShift work$61.9k - $141k
System AdministratorThe Opportunity:Are you looking for an opportunity to combine your technical skills with big-picture thinking to... ...solutions.Booz Allen is seeking a skilled Windows systems administrator with experience supporting enterprise desktop and server environments...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work$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...SuggestedTemporary workWork experience placementWork at officeRemote workFlexible hours$129.3k - $193.9k
...employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for... ...making history.Northrop Grumman Space Systems is seeking a Systems Administrator - Leel 2 or 3 to join our team based in Aurora, CO at the...Full timeRelocation packageShift work$105.1k - $231.1k
Job Title: Infrastructure/Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to... ...Opportunity:Join our dynamic team as an Infrastructure/Systems Administrator and play a crucial role in maintaining and enhancing our IT...Contract workWork experience placementFlexible hours$91.8k - $137.6k
...employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for... ...making history.Northrop Grumman Space Systems is seeking a Systems Administrator to join our team at our facility in Aurora, Colorado.Job...Full timeRelocation packageShift workWeekend work- ...excellence. Position Requirements: Provides support for implementation, troubleshooting, and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems, including day-to-day...Flexible hours
- ...Role : System Administrator Location : Denver, CO - Hybrid - Only Locals Client : State of CO Rate : $40/hr on W2 Only USC, GC, H4 EAD This position can only work on W2 (No C2C) Looking for 6+ years Job Description Comptia Network+ to include...Local area
- ...System Administrator III Reflexive Concepts is seeking a skilled System Administrator III to join our team! Responsibilities Provide support for implementation, troubleshooting and maintenance of IT systems Provide Tier 1 (Help Desk) and Tier 2 (Escalation...
$85k - $95k
...Overview We are seeking an experienced Windows Systems & Infrastructure Administrator to lead and support our on‑premises and hybrid infrastructure environments. This role focuses on Windows Server administration, virtualization, enterprise storage, data protection, and...Full timeWork at officeRemote work$32 - $35 per hour
...You will work hands-on with the latest technology in multiple systems and tools. All while engaging our internal users in the... ...Demonstrate knowledge and experience in information technology and administration. Maintain strict confidentiality and security ofthe...Hourly payFull timeTemporary workFor contractorsSecond jobWork at officeLocal areaRemote workWork from homeMonday to Friday$158k - $190k
...Overview We are seeking a Senior Systems Administrator to join our Task Order proposal on the Defense Intelligence Agency’s Solutions for the Information Technology Enterprise III (SITE III). The Senior Systems Administrator maintains smooth operation of multi‑user computer...Full timeContract workTemporary workMonday to FridayWeekend workAfternoon shift$80k - $95k
...security, performance, and continuous improvement of company’s IT systems, servers and endpoints, and environments. Salary Range: $80K... ...as needed for infrastructure, operations, and security administration. Operate within a service-focused, ticket-based environment supporting...Full timeTemporary workPart timeWork at officeLocal area3 days per week$90k - $110k
...Systems Administrator Systems Administrator Aurora, CO Active TS/SCI w/ Poly Compensation Range: $90,000 – $110,000 Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing...Full time$60k - $90k
...Senior Systems Administrator The Senior Systems Administrator acts as the second tier of support for Meriplex's Technical Assistance Center (TAC) and reports to a TAC Manager. In addition to working within the TAC's ticketing system to resolve Level 2 end user issues...- ...System Administrator Location Denver, CO Job Code 2454 of Openings 1 Apply Now ( DCCA is a veteran-owned IT business specializing in providing innovative solutions to a variety of government agencies and commercial enterprises since 1982. DCCA is proud to...Flexible hours
$80k - $85k
...including National Heath Service Corps, Colorado Health Service Corps and Public Student Loan Forgiveness. About the Role The Systems Administrator II (“Administrator”) is an integral member of Community Reach Center’s Information Technology (“Division”) Division. The...Temporary workWork at officeLocal areaMonday to FridayShift work- ...Systems Administrator II Oneida Technical Solutions, LLC (OTS) has a rich history of providing IT support and associated services in highly complex, highly regulated, highly secure environments, including the U.S. Department of Defense (DoD), law enforcement, health...Interim role
$100k - $130k
...Responsibilities & Qualifications RESPONSIBILITIES The?Systems Administrator is expected to be able to accomplish the following: Monitors and manages system resources, including CPU usage, disk usage, and response times to maintain operating efficiency. Performs...Full timeContract workTemporary workLocal areaMonday to FridayWeekend workAfternoon shift- ...Remote or Hybrid Remote - United States Full time REQ-3436 Position Summary The Systems Administrator is responsible for administering, maintaining, monitoring, and improving Red River's hybrid infrastructure environment. This role supports core business...Full timeWork experience placementRemote work
$61.9k - $141k
...System Administrator Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact at Booz Allen? You understand secure enterprise environments and how to support the systems that enable mission success. Your ability...Full timeContract workPart timeLocal area- ...Systems Administrator II Join a team where your work matters. We are excited to reopen our search for a Systems Administrator II due to internal employee movement and changes in applicant circumstances. We remain committed to finding the right candidate and look forward...Immediate start
- ...The ITS Systems Administrator is a member of the ITS Systems Operations team and under general supervision position provides technical expertise in system administration, systems operations and design of server-based systems, VMWare, Azure, Office 365, SQL, Active Directory...Work at office
$210k - $219k
...member has the opportunity to make a difference. Envision is seeking a motivated, career, and customer-oriented Principal Systems Administrator to join our team in Aurora, Colorado. This position is onsite. Primary Responsibilities: • Provide support for...Hourly payContract workWork experience placement$40 - $50 per hour
...experience — talk with your recruiter to learn more. Base pay range $40.00/hr - $50.00/hr - 3-5 years of experience as a system administrator in a large-scale professional setting - Experience with Redhat Linux OS - Experience with Ubuntu or CentOS Middleware...Contract workRemote workShift workNight shiftDay shiftAfternoon shift$66k - $106k
...Systems Administrator Job Locations US-CO-Centennial Requisition ID 2026-168641 Position Category Information Technology Clearance Secret Responsibilities Peraton is seeking a Systems Administrator to join our team...Contract workWorldwideMonday to FridayShift workDay shift$128k - $214.4k
...Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks a motivated, career and customer-oriented Systems Administrator to join our team in Aurora, Colorado. Responsibilities include but are not limited to: Provide Tier 2 and Tier...Hourly payContract workTemporary workWork experience placementLocal areaRemote work- ...The Systems Administrator will play an important role in maintaining and modernizing the County’s enterprise technology infrastructure. This hands-on position will support servers, networks, communications systems, security, backups, and related infrastructure while working...Temporary workWork at officeLocal areaRemote workRelocationMonday to FridayWeekend work3 days per week
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