Linux Administrator
AVIAN
Overview About Level Up Level Up, LLC, a wholly-owned subsidiary of AVIAN, represents a fusion of innovation, reliability, and top-tier cyber security and IT solutions. As a Virginia-based small business with over 150 years of collective experience, we pride ourselves on providing industry-leading expertise, big data analytics, and all-source research and analysis. Our technical capabilities directly bolster our customers' objectives, from mission centers to forward-deployed operations. In 2021, we joined forces with AVIAN, an employee-owned business and one of America’s fastest-growing private companies. With a shared commitment to resourcefulness, responsiveness, and reachability, we continue to uphold our trademark dependability and innovation, delivering exceptional services to our 80 government and commercial clients across 13 states. Beyond our technical and consulting prowess, we at Level Up believe in creating a positive impact within our communities. Through our charitable giving and volunteer programs, we support causes close to our hearts and inspire meaningful change. This commitment to service and community enhancement is what we call "The Level Up Way". Together, Level Up and AVIAN offer comprehensive solutions, blending technology and community engagement to create an exceptional partnership for our employees, customers, and community. Responsibilities The successful candidate will maintain and improve, as part of the existing Linux team, the Sponsor’s Linux software andhardware environment. This includes responsibility for the operating system software and its successful integration withthe hardware and applications software across the organization as well as maintaining the servers it runs on. Qualifications Duties, Tasks and Responsibilities Planning, testing, installing, integrating, and maintaining new and upgraded versions of the relevant operatingsystems Building and hardening Linux servers, and establishing configuration baselines Applying all appropriate security and firmware patches in a timely manner, and assisting in creating,maintaining, and adhering to the organization’s patch management plans Developing test plans and procedures Replacing server hardware components where necessary Testing and integrating software and hardware Managing operating system lifecycles Establishing, developing, testing, staging, and operating environments Designing interfaces to external systems Researching and resolving operating system problems efficiently and accurately, while adhering toorganizational standards and practices Troubleshooting operating system problems, and collaborating with other teams (e.g. application development,network, etc.) to resolve problems across the organization Providing technical support to other teams (e.g. application development, etc.) on requirements for integrationinto the operating system Maintaining and updating documentation on the operating system configuration and all other areas ofresponsibility Required Experience, Skills, & Technologies Minimum of 10 years configuring and maintaining Linux servers Bachelor’s Degree in Computer Science, Information Systems, Engineering, or other related discipline, OR 10years of related technical experience may be substituted for education Strong Linux administration experience Experience working in an organization with complex, intertwined systems and data flows Experience creating, maintaining, and communicating complex information technology documentation Experience with domain account management, particularly via Centrify, LDAP, and Active Directory Experience applying security patches in a Linux environment Strong shell scripting experience Ability to manage a large, complex server environment Experience with the server environment, its hardware components and how/where they are used Understanding how to troubleshoot and replace server hardware if necessary Strong communication and collaboration skills to work effectively and proactively across a large organization ofdispersed teams Desired Experience, Skills & Technologies Scripting experience with Ansible or similar technologies Physical Requirement The person in this position needs to occasionally move about inside the office to access file cabinets, officemachinery, etc. Add/remove hardware from in-rack applications Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machineand computer printer. Clearance Required Due to the sensitivity of customer-related requirements, U.S. Citizenship is required. TS/SCI with Full Scope Poly required. At Level Up, LLC, we offer a comprehensive benefits package designed to support your health, financial security, and overall well-being. Our health and wellness benefits include medical, dental, and vision coverage, along with telemedicine services and a TRICARE supplement for veterans. Financially, we provide flexible spending accounts (FSA), a 401(k) plan with company contributions, and an employee stock ownership plan (ESOP). Additional perks like wellness reimbursements and referral bonuses are also available. For insurance protection, we offer basic life insurance, accidental death and dismemberment (AD&D) coverage, disability benefits, and AFLAC supplemental insurance. In terms of life, work, and family, we provide flexible time off, paid sick leave, maternity and bonding leave, and military training leave. Tuition reimbursement and professional development opportunities are available to help you grow. We also offer pet insurance, identity protection, and life assistance programs. At Level Up, LLC, we prioritize a balanced, supportive environment that allows you to thrive both personally and professionally. Level Up, LLC is a service-based organization. As an equal opportunity employer, our policy of business is to seek the most qualified candidate for each talent opportunity without regard to race, creed, color, sex, age, religious belief, marital status, national origin, ancestry, sexual preference, physical or mental handicap, lawful political affiliation or veteran’s status. #J-18808-Ljbffr
- ...UNIX/Linux OS Administrator Make meaningful contributions that fuel critical outcomes for some of the most complex government, defense, and intelligence projects. Join GDIT as a UNIX/Linux OS Administrator for a career where your growth is just as important as the mission...SuggestedFlexible hours
£400 per month
...Linux Cluster Hardware Administrator Hiring Department: Texas Advanced Computing Center Position Open To: All Applicants Weekly Scheduled Hours: 40 FLSA Status: Non-Exempt from FLSA Earliest Start Date: Immediately Position Duration: Expected to Continue Location: PICKLE...SuggestedFull timeFor contractorsWork at officeLocal areaImmediate start- Peraton is seeking a Linux/Unix Systems Administrator to join our 24x7 enterprise support organization. The role focuses on installing, configuring, and maintaining Red Hat Linux and related software to ensure stability, security, and performance of mission-critical systems...Suggested
- The Linux Administrator will be responsible for managing, maintaining, securing, and monitoring Linux-based servers and infrastructure. The role includes server installation and configuration, operating-system administration, patch management, performance monitoring, user...Suggested
$80k - $100k
...reimbursement up to $50 per month Company paid Wellable subscription Join Vultr Vultr is seeking a highly skilled and experienced Senior Linux Administrator to handle challenging issues and support our ever-expanding global customer base. The ideal candidate is technology driven,...SuggestedWork at officeImmediate startRemote workFlexible hours- ...Annapolis Junction, MD, US 7 days ago Requisition ID: 3498 Job Description: Quevera is seeking a highly skilled Senior Linux Systems Administrator - Kubernetes with an active TS/SCI clearance with Polygraph to support a high-visibility mission environment in Annapolis...Full timeMonday to FridayShift work
$40 - $43 per hour
...Job Details Information Technology Linux Server Administrator Pittsburgh, PA Posted: 8/21/2026 Job Description Job ID#: 64704 Job Category: Information Technology Position Type: Contract Duration: Long Term Shift: 1 Remaining Positions: 1 Details Stefanini Group is hiring...Contract workShift work- ...provider in the United States is seeking an experienced System Administrator. In this role, you will manage CA access control, provide... ...support for PKI operations, and ensure system functionality within LINUX environments. Qualified candidates will have a Bachelor's...
- The University of Texas at San Antonio is seeking a Systems Administrator to drive Linux server operations, automation, and integration with enterprise applications. You will install, configure, patch, and upgrade systems while troubleshooting complex OS-level issues and...
- Erias Ventures seeks a System Administrator to support a large-scale Linux environment, handling installation, day-to-day operations, monitoring, and issue resolution across compute, network, memory, and storage components. The role emphasizes maintaining security integrity...
$130k
...and Ignite, is seeking a very experienced, senior-level Red Hat Linux Admin/Engineer to join and provide dedicated support to the... ...10+ years of dedicated experience as a Linux/RHEL Engineer or Administrator. Strong experience in Linux performance tuning , kernel parameter...Full timeContract workWork at officeFlexible hours- RTX is seeking a Sr. Principal Linux Systems Administrator to lead a skilled team within Infrastructure Workplace Services on classified programs. You will ensure secure, scalable Linux operations and collaborate with cybersecurity to meet requirements. The role requires...
- Zachary Piper Solutions is seeking a Windows & Linux System Administrator to support a government-focused RDT&E environment. This 100% onsite role is based in San Diego, CA, where you will maintain, secure, and enhance enterprise infrastructure across classified environments...
$115k
Zachary Piper Solutions is seeking a Windows & Linux System Administrator to support a company focused on Research, Development, Test, and Evaluation (RDT&E) network operations and secure defense technology environments supporting mission-critical government programs ....- Vultr is seeking a Senior Linux Administrator to maintain and optimize our global cloud infrastructure. The role focuses on mentoring junior admins, leading projects from planning to delivery, and handling incident response across our rapid-growth environment. The ideal...Worldwide
- ...office or client sites four days per week and work remotely one day. A member of our recruitment team will provide more details.The Linux Infrastructure Engineering and Operations team member will be responsible for overseeing the Linux/Unix engineering and operations team...Full timeWork at officeLocal areaRemote work1 day per week
$70 - $90 per hour
About OpenTrain OpenTrain AI is the hiring and contracting organization for this role. OpenTrain is the #1 platform for finding and building careers in AI training and data labeling, helping contributors discover projects, build a professional profile, and apply in minutes...Hourly payContract workPart timeFor contractorsRemote work- ...rapidly and cost-effectively is exceptional. Job Description Linux Admin We are a rapidly growing provider of IT Managed Services... ..., and support various initiatives in the area of systems administration and devops. Because of the very wide breadth of systems that will...
- ...Linux Operations EngineerApex Systems is looking for a Linux Operations Engineer who excels in their role and are committed to delivering... ...Skills & ExperienceStrong expertise in Linux (Red Hat) system administration and automationHands-on experience with Ansible architecture...Contract workWork at officeRemote work
$200k - $250k
...expertise, judgment, and accountability. Group Details The Linux engineering team are responsible for Tradeweb’s Linux runtime... ...rounded professional with strong knowledge in systems, system administration, systems engineering, storage, security and networking. The...Full timeWork experience placementWork at officeImmediate startRemote workFlexible hours- ...Level Up, LLC, a Virginia-based subsidiary of AVIAN, maintains and improves the Sponsor’s Linux software and hardware environment. You will oversee OS software, ensure integration with hardware and applications, and manage server lifecycles across the organization. The...
- IgniteAction, a joint venture between ActioNet and Ignite, seeks a very experienced Senior Red Hat Linux Admin/Engineer for the Census Bureau project. You will own deployment, configuration, and operation of RHEL infrastructure, collaborating with multiple tech teams and...Work at office
- Visual Soft, Inc is seeking a Senior System Administrator - Linux to support a federal agency project in Winchester, VA, with a hybrid work model (remote 3 days, onsite 2 days). The role requires TOP SECRET clearance, AWS experience, and a Bachelor's degree with 8+ years...Remote jobFull time
- Stefanini Group is hiring a Linux Server Administrator in Pittsburgh, PA to join our Client IT team. Responsibilities include configuring and maintaining Linux infrastructure, deploying applications, and handling automation and monitoring tasks. The role requires Red Hat...Contract work
- Quevera is seeking a highly skilled Senior Linux Systems Administrator - Kubernetes with an active TS/SCI clearance with Polygraph to support a high-visibility mission environment in Annapolis Junction, Maryland. You will provide senior-level Linux system administration...
- Institute for Defense Analyses (IDA) in Princeton, NJ seeks an experienced Systems Engineer with deep Red Hat Linux expertise to update, expand, and maintain enterprise Linux infrastructure. Windows experience is a plus in this role. The ideal candidate will design, deploy...
- Mbi Llc in United States is seeking a systems administrator to support, provision, and optimize our IT infrastructure. You will install servers... ...security and backups across VMware ESXi, Windows Server, and Linux environments. This role requires hands-on experience,...
- ...Systems Engineer (BT-378) to design and operate secure Windows and Linux environments on-site at Dulles, VA. You will manage MSSQL... ...for accrediting security-controlled systems and strong Linux administration. Desirable skills cover security hardware modules, storage, and...
- Centuria Corporation is seeking a Systems Engineer to join our Norman, OK team supporting the National Weather Service Radar Operations Center. You will be part of the Systems Engineering group, providing design, analysis, and integration of radar network computer systems...
- ARSIEM Corporation seeks a TEN Lab Manager with Linux system administration experience to support design, development, and deployment of cybersecurity capabilities for a government customer in Arlington, VA. You will manage lab infrastructure, automate platforms with RedHat...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Linux Administrator. Be the first to apply!
- linux systems administrator Brooklyn, NY
- linux engineer Brooklyn, NY
- senior linux systems engineer Brooklyn, NY
- unix linux systems engineer Brooklyn, NY
- linux administrator Brooklyn, NY
- linux developer Brooklyn, NY
- linux support Brooklyn, NY
- linux technical support Brooklyn, NY
- linux remote Brooklyn, NY
- linux devops Brooklyn, NY

