- Leidos (Aurora, CO)
- **Description** Leidos is seeking a highly skilled ** Senior Systems Administrator ** to support mission-critical operations across various laboratory ... systems to address complex mission-specific challenges. The ** Senior Systems Administrator ** will work...issues promptly to minimize downtime. + Create and manage system permissions and user accounts, ensuring secure access control… more
- Leidos (Aurora, CO)
- …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Senior Systems Administrator to join a new cyber security program ... recommend system functional specifications, configuration of physical and virtual systems , backup and recovery of IT infrastructure. + Support duties may include… more
- Fluor (Aurora, CO)
- …an active (or ability to obtain) TS/SCI with Polygraph Clearance The Senior Network Administrator has advanced knowledge within designated Information Technology ... development, implementation and integration of IT solutions. The Network Administrator analyzes, evaluates, and recommends innovative solutions. Proficient with… more
- CACI International (Denver, CO)
- Senior System Administrator Job Category:...your work life. More About This Role: As the Systems Administrator on this contract, you will be ... Outside Continental US Anticipated Posting End: 8/12/2025 CACI is seeking ** Systems Administrators** with Linux Infrastructure experience to manage and maintain… more
- GovCIO (Denver, CO)
- **Overview** GovCIO is currently hiring for a Senior Network/ Systems Administrator with an active Secret clearance. This position will be located in ... USD $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4892/ senior -network- systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2024-4892_… more
- SciTec (Boulder, CO)
- …requirements will not be considered. SciTec has an immediate opportunity for a talented Senior Principal Windows System Administrator to join our team in ... and maintain security policies and procedures to protect Windows systems and data + Monitor system performance...10+ years professional experience performing duties of a Windows system administrator + In-depth knowledge of Microsoft… more
- TekSynap (Denver, CO)
- **Responsibilities & Qualifications** **RESPONSIBILITIES** TheSr. Systems Administrator -Directory Services, ICAM, & ZTA is expected tobe able to: + Monitors ... profiles and accounts. + Other duties may include setting up administrator accounts,maintainingsystem documentation, tuning system performance, installing … more
- RTX Corporation (Aurora, CO)
- …supporting a Raytheon program in a classified environment as a Linux System Administrator . + Responsibilities include building, maintaining, and securing ... are eligible for a security clearance **Security Clearance:** TS/SCI with Polygraph + ** Senior Red Hat Linux Administrator Aurora, CO, 100% on site, must… more
- RTX Corporation (Aurora, CO)
- …our RTX Enterprise Services team:** RTX has an opening for an IT Administrator (Middleware) ( Senior Analyst, Business Systems and Transformation) focused ... is an Aerospace and Defense company that provides advanced systems and services for commercial, military and government customers...+ Typically a minimum of 2+ years in IT System Administration, solution design and support and a bachelor's… more
- SAIC (Aurora, CO)
- …SAIC is looking for a senior network engineer / systems administrator with background in configuring, maintaining, and troubleshooting networking ... equipment, servers and processing systems . Must have knowledge of Linux/UNIX operating ...**Qualifications** + Bachelor's degree in computer science, Information Technology, System Administration with 14 years experience, or with significant… more
- State of Colorado (Denver, CO)
- …State Court Administrator 's Office as a member of the State Court Administrator 's Senior Staff. Build and lead management teams within the Information ... is not governed by the selection processes of the classified personnel system . Applications will be considered from residents and non-residents of Colorado. How… more
- M. C. Dean (Boulder, CO)
- …outcomes, improving lives, and changing the world for the better. We are seeking a ** System Administrator 2** to join our **Security and Electronic Systems ... of Experience with a High School Diploma **Required Progressive Experience:** + Requires system administrator experience in performing triage on system … more
- M. C. Dean (Boulder, CO)
- …outcomes, improving lives, and changing the world for the better. We are seeking a ** System Administrator 1** to join our **Security and Electronic Systems ... logs. + Support configuration and management of Windows operating systems and install/load operating system software. +...and 6+ Years of progressive experience + Requires some system administrator experience in performing triage on… more
- University Corporation for Atmospheric Research (Boulder, CO)
- Job Description Summary: Are you a highly skilled Systems Administrator ready to lead the charge on critical enterprise infrastructure? UCAR's Enterprise ... enterprise-class services (DNS, DHCP, LDAP, RADIUS, SMTP, Federated Identity, authentication systems ). + Advanced proficiency in system lifecycle management,… more
- TekSynap (Denver, CO)
- **Responsibilities & Qualifications** **RESPONSIBILITIES** The Help DeskSystems Administrator is expected tobe able to: + Uses automated information systems to ... code and may prioritize for proper action. + Resolvesproblems orcontactsmore senior technicalsupportas necessary. + Supports users by fulfilling individual requests… more
- Leidos (Aurora, CO)
- …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Systems Administrator , Junior to join a new cyber security program and ... to grow their skills in networking, cloud computing, and system administration. + Work closely with senior ...+ Provide helpdesk support, troubleshooting user issues with operating systems , applications, and peripherals. + Monitor system … more
- Fujifilm (Denver, CO)
- **Position Overview** The Senior Synapse System Administrator I (SSAT) is primarily responsible for education (internal and external) as it relates to ... Synapse System Administration. This includes the development of professional-grade training...training strategies and training curriculums. + Works collaboratively with Senior I, Lead, SSAT and/or Clinical Development Coordinator to… more
- Northrop Grumman (Aurora, CO)
- …currently seeking a **Contracts Administrator - Level 3 (Principal) or Level 4 ( Senior Principal)** , to join our Payload & Ground Systems - Mission ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
- CACI International (Denver, CO)
- Senior Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of ... Anticipated Posting End: 7/28/2025 **The Opportunity:** CACI is seeking a versatile Senior Network Engineer to support the Federal Protective Service (FPS) across a… more
- Datavant (Denver, CO)
- …usability, and brand consistency + Partner with our external website administrator /SEO partner to implement best practices to improve site structure, content ... search engine rankings + Partner with our external website administrator to maintain a web metrics dashboard using Google...a clear, engaging style + Familiarity with content management systems + Ability to travel up to 15% +… more