Sr Linux Administrator
$135.86k - $186.81kSierra Space
Sierra Space Careers:At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond. Our success is measured by the trust of those who rely on what we build and deliver, and our technologies keep the United States and its allies mission-ready throughout space.We are mission-driven, and together, we are an extraordinary team.About the RoleThe Sr IT Systems Engineer is a senior-level role designed for professionals with extensive experience in systems administration, cloud computing, and infrastructure design. This position is responsible for designing, implementing, and maintaining scalable and secure IT infrastructure, as well as leading and mentoring junior system administrators. The role involves managing cloud computing platforms, implementing advanced security technologies, and leading IT projects using established project management methodologies. Additionally, the Sr IT Systems Engineer will develop automation scripts, perform advanced systems administration tasks, and collaborate with cross-functional teams on IT projects and initiatives.In this role, you will design, implement, and maintain scalable and secure IT infrastructure while managing and optimizing cloud computing platforms such as AWS or Azure. You will implement advanced security technologies and practices to protect company data and systems and lead IT projects using established project management methodologies. Providing technical leadership and mentorship to junior system administrators will be a key responsibility, along with developing and maintaining automation scripts to streamline IT processes and improve efficiency. You will perform advanced systems administration tasks, including performance tuning and system optimization, and utilize performance analysis tools to monitor and improve system performance. Additionally, you will manage and troubleshoot complex networking and distributed computing environments and collaborate with cross-functional teams to support IT projects and initiatives. Your role will also involve writing proposals, technical papers, and documentation for internal and external stakeholders, acting as a vendor liaison, and representing the company in presentations to customers, clients, and professional peers. Staying current with industry trends and emerging technologies will be essential to continuously improve your skills and knowledge.About YouOur mission is driven by an unyielding commitment to advancing space-based technology in service of our customers and safeguarding national security. We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower – to join us in this critical mission. We’re looking for team members who align with our values, mission and goals – while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement.Minimum Qualifications:Requires Bachelor's degree in a related field (or equivalent work experience in lieu of degree or Masters +6 yrs experience).Typically 8+ years of related experience.Advanced knowledge of systems administration plus 3+ years of cloud computing platforms, such as AWS or Azure.Expertise in designing and implementing scalable and secure infrastructure.Experience with advanced security technologies and practices.Knowledge of IT project management methodologies.Ability to lead and mentor junior system administrators.Strong interpersonal and communication skills; ability to write proposals or papers, act as a vendor liaison, make presentations to customers or client audiences or professional peers, and work closely with upper management.Ability to solve problems quickly and automate processes.Expertise of an operating system; understanding of paging and swapping, inter-process communications, devices and what device drivers do, file system concepts (inode, clustering, logical partitions), and the ability to use performance analysis to tune systems.A solid understanding of networking/distributed computing environment concepts, including principles of routing, bridging and switching, client/server programming, and the design of consistent network-wide filesystem layouts.Preferred Qualifications:Advanced certifications in relevant IT fields (e.g., AWS Certified Solutions Architect, Microsoft Certified: Azure Solutions Architect Expert).Experience with DevOps practices and tools (e.g., Docker, Kubernetes, Jenkins).Proficiency in advanced scripting and automation tools (e.g., Ansible, Puppet, Chef).Strong analytical and problem-solving skills.Excellent communication and interpersonal skills.Ability to work independently and as part of a team.Strong organizational skills and attention to detail.Compensation:Pay Range:$135,864.00 - $186,813.00Your actual base compensation will be determined on a case-by-case basis and may vary based on job-related knowledge and skills, education, experience, internal equity and market competitiveness.Elevate Your CareerAt Sierra Space, we are committed to your personal and professional development. We empower you to make profound and meaningful contributions and foster a vibrant culture of collaboration, where teamwork ignites breakthrough innovations. We also offer a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, and more.Sierra Space is an industry-leading space and defense technology company providing satellites, spacecraft, and enabling mission systems and components. We deliver mission-proven technologies to our customers that safeguard our nation, protect space-based assets and enable space exploration.Application Deadline: This role will remain posted until a qualified pool of candidates is identified. Please note: Sierra Space does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to Sierra Space team members not through our approved vendor list or Talent Acquisition will be considered property of Sierra Space, and we will not be obligated to pay any referral fees.Sierra Space Corporation is an equal opportunity employer and is committed to working with and providing reasonable accommodations to applicants with disabilities. If you need special assistance or a reasonable accommodation related to applying for employment with Sierra Space or at any stage of the recruitment process, please contact us.SummaryLocation: Centennial, CO; Louisville, COType: Full time
$97.01k - $164.91k
...Linux Systems AdministratorSeeking a Linux Systems Administrator to support the development, testing, and operations of spacecraft and ground systems at BAE Systems, Space and Mission Systems. The position will serve as a technical resource to programs and engineering...SeniorWork at officeLocal areaRemote work$120k - $146k
...data for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence. We are seeking a skilled Linux System Administrator to support the installation, configuration, security, and ongoing operation of Linux- and Windows-based systems in a...SeniorTemporary workFor contractorsWork experience placementImmediate startRemote workFlexible hours- ...Sr Systems AdministratorSr Systems Administrator Location: Louisville, CO. Required Clearance: N/A U.S. Citizenship Mandatory: Due to our US federal government... ...Responsibilities: Install, configure, and maintain Linux operating systems and servers and related hardware....SeniorContract work
$184.63k - $253.88k
...GIT and SVN, with a focus on maintaining robust version control practices.Extensive experience developing and deploying software on Linux-based systems, including kernel-level programming and optimization.Advanced knowledge of network configurations, including netconf,...SeniorFull timeContract workWork experience placement- ...for our surgical navigation and robotics platforms. You will work across R&D teams to deliver high-quality C++ applications on Unix/Linux, with emphasis on reliability and regulatory standards. You will collaborate with mechanical, electrical, systems, and clinical teams...Senior
- ...advance software for its surgical navigation and robotics platform. The role emphasizes developing high-quality C++ applications on Unix/Linux, collaborating with R&D and marketing to define next-generation features, and maintaining rigorous version control and documentation...Senior
- ...seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team. CesiumAstro is seeking a Linux Administrator II to support the infrastructure, systems administration, and operational readiness activities for the Element 1 launch...Permanent employmentFull timeContract workWork experience placementLocal area
$156.67k - $215.44k
...in safety critical software systems.Extensive experience with real-time operating systems (RTOS), for example VxWorks, or embedded Linux.Deep knowledge of hardware interfaces and communication protocols (e.g., 1553, UART, SPI, I2C, CAN).Proficiency with advanced debugging...SeniorPermanent employmentFull timeContract workWork experience placement$106k - $141k
...strong candidate will have hands-on experience with test automation, scripting, hardware validation, and embedded system testing in a Linux-based environment.JOB RESPONSIBILITIESThe duties and responsibilities outlined below include essential functions of the role....SeniorFull timeTemporary workRemote workFlexible hours$126.61k - $174.09k
Sierra Space Careers:At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth. Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today...SeniorFull timeContract workFor contractorsWork experience placement- BAE Systems in Westminster, Colorado, is seeking a Linux Systems Administrator to support development, testing, and operations of spacecraft and ground systems. You will operate and maintain complex Linux information systems in a secure enterprise environment, deploying...
- ...RequirementsBachelor's degree in Computer Science, Computer Engineering or equivalent5+ years experience with C++, C# and JavaExperience in Linux, Windows, and cloud platformsKnowledge of OOA&D conceptsWorking knowledge of software development best practices.Experience in...SeniorTemporary workH1bWork at officeLocal areaImmediate startWorldwide
- ...growth.• To provide a return on investment to shareholders.• To promote employee development. Job Description Unix/Linux/Solaris/-Senior System Administrator Operator for Disaster Recovery services contract. Good to also have SAN skills as well. XIV /EMCAdditional...Contract work
- ...solutions in defense of our nation. Davidson is seeking a Principal/Sr. Principal Algorithms Engineer in Boulder, Colorado. As a... ...experience with Python and/or C++. Applicants must have Linux experience and working knowledge of common utilities like grep, awk...Senior
- ...defense of our nation.Davidson is seeking a Sr. Principal Configuration Analyst (Lead)... ...Defect Review Board (DRB): Serve as DRB administrator and facilitator. Review, scribe, manage,... ...Ecosystem: Robust experience working in a Linux environment using Jira, Bitbucket, Jenkins...SeniorImmediate start
- ...Airborne Platform Software Engineer in Colorado to design, develop, and test production‑quality software for BA airborne products on a Linux platform. You will develop new features and enhance existing components for our Next Generation 5G Air to Ground solution in...Senior
- Job-ID32540304Reference26-01151Remote50% Remote Roles and Responsibilities :Ensures that suppliers deliver quality parts, materials, and services. Qualifies suppliers according to company standards and may administer a Certified Supplier Program in receiving inspection ...SeniorRemote work
- ...technology solutions in defense of our nation.Davidson is seeking a Sr. Principal Software Engineer in Boulder, Colorado. As a Sr.... ...assigned software components.Job Requirements:Experience working in a Linux environment.Proficiency in C/C++ and Python.Experience with...Senior
- ...platforms is highly preferred. Qualified candidates should demonstrate experience with many of the following: - Enterprise UNIX administration and troubleshooting - Logical Volume Manager (LVM) - Filesystem administration (JFS/JFS2, ZFS, VxVM, SVM) - High Availability...SeniorRemote work
$110k - $130k
...network security, incident response, and zero trust principles.Experience securing Azure, AWS, Microsoft 365, Entra ID, Windows, and Linux.Familiarity with CI/CD pipelines, Kubernetes, container security, application security scanning, and DevSecOps practices.Scripting...SeniorFull timeRemote work$106k - $145k
...experience Experience with Python and at least one compiled language, with a desire to learn and work in Rust Experience with Linux and virtualization technologies like Docker Good verbal and written communication skills, able to effectively share information...SeniorFull timeTemporary workWork experience placementFlexible hours$116.7k - $160.46k
...States and its allies mission-ready throughout space.We are mission-driven, and together, we are an extraordinary team.About the RoleThe Sr Program Cost Scheduling & Control Analyst - Earned Value, is responsible for leading the planning and scheduling efforts for complex...SeniorFull timeContract work- ...experience with Agile Scrum or similar methodologies Proficient in C++ or Rust and object-oriented design Experience with Embedded Linux at the application level Familiarity with software version control and bug tracking systems Ability to read and understand...Senior
- ...frontend development (e.g., JavaScript/TypeScript, React, or similar frameworks).Strong background in developing and debugging embedded Linux environments. Familiarity with embedded and system-level communication interfaces (SPI, I²C, UART, PCIe, Ethernet, etc.)Solid...SeniorFull timeTemporary workFlexible hours
- DescriptionInfleqtion is seeking a Sr. Program Manager of Execution & Staffing Operations within the Quantum Sensing Solutions (QSS) group. In this exciting and multi-faceted role, this leader will be responsible for growing a multidisciplinary technical organization,...SeniorFull timeTemporary workFlexible hours
$120k - $170k
...our website at About the role This position is for a Systems Administrator in Boulder, CO. You will work closely with a talented team to... ...integration, test, operations, maintenance) Strong knowledge of Linux/RHEL operating systems and network administration Familiarity...Work experience placementImmediate startHome officeFlexible hours- ...such as Hudson CI and Puppet Deep understanding of GIT Familiarity with AWS and/or Rackspace Cloud Wizard-like command of the linux command line Security compliance experience is a plus Everyone on the team should have a basic understanding of:...Full timeLocal area
$143.7k - $197.61k
...States and its allies mission-ready throughout space.We are mission-driven, and together, we are an extraordinary team.About the RoleThe Sr Systems Engineer contributes to the development and implementation of advanced system solutions by providing alignment, connection...SeniorFull timeContract workWork experience placement- ...real-time image processing software for infrared systems, ensuring rapid deployment of new technologies. A strong background in C++, Linux, and debugging is essential. The position emphasizes collaboration in a fast-paced environment, contributing to innovative...
- ...Davidson in Boulder, Colorado is seeking a Sr. Principal Software Engineer to lead design, development, testing, deployment, and debugging... ...engineers, and coordinate with cross-functional teams in a Linux environment. The role emphasizes deep C/C++, Python, Java skills...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Sr Linux Administrator. Be the first to apply!
- senior robotics software engineer Louisville, CO
- senior devops engineer remote Louisville, CO
- senior network engineer remote Louisville, CO
- senior manager accenture Louisville, CO
- remote senior project manager Louisville, CO
- srs Louisville, CO
- senior manager pmo Louisville, CO
- remote senior salesforce administrator Louisville, CO
- international tax senior Louisville, CO
- senior financial analyst remote Louisville, CO




