Senior System Administrator
$170k - $220kAV
Job Description The primary role of the System Administrator is to manage and support mission-critical IT infrastructure. This role involves day-to-day operations, troubleshooting, and maintenance across Windows and UNIX systems. You'll work directly with both hardware and software systems in a dynamic, multi-platform environment. Worker Type Regular Summary The primary role of the System Administrator is to manage and support mission-critical IT infrastructure. This role involves day-to-day operations, troubleshooting, and maintenance across Windows and UNIX systems. You'll work directly with both hardware and software systems in a dynamic, multi-platform environment. Job Description The primary role of the System Administrator is to manage and support mission-critical IT infrastructure. This role involves day-to-day operations, troubleshooting, and maintenance across Windows and UNIX systems. You'll work directly with both hardware and software systems in a dynamic, multi-platform environment. Position Responsibilities Analyze and resolve complex problems associated with server hardware, applications and software integration Provide detailed analysis and feedback to agency management and internal customers for escalated tickets Manage the daily activities of configuration and operation of IT systems Provide Tier I and II IT support and problem resolution. Manage client/server/storage/network infrastructure. Configure and manage RedHat Linux and Windows systems. Support vulnerability management using Nessus. Handle STE/STN scoring and documentation. Maintain POA&Ms and patch systems based on security and functional parameters. Collaborate with hardware vendors on system specs and refreshes. Analyze escalated issues and provide actionable feedback Basic Qualifications (Required Skills & Experience) Bachelor's degree in Information Technology, Information Systems, Computer Engineering, or related field is required or equivalent combination of education, and experience. Five (5) years of additional SA experience may be substituted for a bachelor's degree. Minimum 15+ years of system administration experience. Strong RedHat Linux and Windows (2012/2016/2019) troubleshooting skills. Familiarity with Nessus, POA&Ms, and STE/STN initiatives. Proficiency configuring UNIX and Windows environments. An active TS/SCI with Polygraph Other Qualification & Desired Competencies Experience with virtual environments and system capacity planning. Salary Range: $170,000 - $220,000 The AV pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Determination of official compensation or salary relies on several factors including, but not limited to, level of position, job responsibilities, geographic location, scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements, alignment with local internal equity as well as alignment with market data. ITAR Requirement 120.15. Some positions will require current U.S. Citizenship due to contract requirements. Benefits AV offers an excellent benefits package including medical, dental vision, 401K with company matching, a 9/80 work schedule and a paid holiday shutdown. For more information about our company benefit offerings please visit: We also encourage you to review our company website at to learn more about us. Who We Are Based in California, AeroVironment (AVAV) is a global leader in unmanned aircraft systems (UAS) and tactical missile systems. Founded in 1971 by celebrated physicist and engineer, Dr. Paul MacCready, we’ve been at the leading edge of technical innovation for more than 45 years. Be a part of the team that developed the world’s most widely used military drones and created the first submarine-launched reconnaissance drone, and has seven innovative vehicles that are part of the Smithsonian Institution’s permanent collection in Washington, DC. Join us today in developing the next generation of small UAS and tactical missile systems that will deliver more actionable intelligence to our customers so they can proceed with certainty – and succeed. What We Do Building on a history of technological innovation, AeroVironment designs, develops, produces, and supports an advanced portfolio of unmanned aircraft systems (UAS) and tactical missile systems. Agencies of the U.S. Department of Defense and allied military services use the company’s hand-launched UAS to provide situational awareness to tactical operating units through real-time, airborne reconnaissance, surveillance, and target acquisition. We are proud to be an EEO/AA Equal Opportunity Employer, including disability/veterans. AeroVironment, Inc. is an Equal Employment Opportunity (EEO) employer and welcomes all qualified applicants. Qualified applicants will receive fair and impartial consideration without regard to race, sex, color, religion, national origin, age, disability, protected veteran status, genetic data, sexual orientation, gender identity or other legally protected status. ITAR #J-18808-Ljbffr AV
$92.3k - $166.85k
...Community customers as they address evolving national security challenges.About the OpportunityLeidos is seeking an experienced Senior System Administrator to support the implementation, operation, troubleshooting, and maintenance of IT systems and infrastructure. You will...SeniorFull time$146k - $234k
ResponsibilitiesMid-level Network / Desktop Administrator to support and maintain enterprise network and end-user computing infrastructure... ...and remediate vulnerabilities in response to IAVAs, ensuring systems remain compliant with security baselines and STIGs.Use CLI and...SeniorContract workRemote workShift work$77.6k - $176k
System Administrator, SeniorThe Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve a critical technology supporting the Department of Defense (DoD)? We’re looking for a System...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work$92.3k - $166.85k
Mid/Sr System Administrator Leidos has a new and exciting opportunity for a Mid/Sr System Administrator in our Intel Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission...SeniorFull timeLocal areaImmediate startFlexible hours- ...Please do not apply if you do not currently possess this level of clearance.Telework: NoneBasic Requirements:20 years experience as a system engineerBachelor's degree in a technical discipline 5 additional years of experience as a system engineer may be substituted for a...SeniorImmediate startRemote work
- ...Job TitleYou will work on a 7–9-person mixed Contractor/Civilian SA team supporting 3rd party systems.All supported systems are Linux hard boxes or VM's.You will come in look at your monitoring, catch up on emails and your team Skype chat room for mission critical updates...SeniorFor contractors
- ...Senior Systems AdministratorWe are seeking an experienced Senior Systems Administrator to support the lifecycle sustainment and modernization of mission-critical education, learning, and training applications supporting a Government enterprise. This role is ideal for...SeniorFull time
- ...Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers' capacity and capability... ...and your future is our shared goal. We are seeking a Senior System Administrator for a funded role with quantifiable Linux system administration...SeniorTemporary workWork experience placementLocal areaImmediate start
$160k - $175k
...team member has the opportunity to make a difference We rae seeking a motivated, career-oriented, and customer-focused Senior Systems Administrator to join our team at Annapolis Junction, Maryland . This is an onsite position. Primary Responsibilities:...SeniorHourly payContract workWork experience placement$77.6k - $176k
...System Administrator, SeniorThe Opportunity:Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve a critical technology supporting the Department of Defense (DoD)? We're looking for a System...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work- ...Job Description Job Description Description: The role of the System Administrator includes supporting the implementation, troubleshooting, and upkeep of Information Technology (IT) systems. This involves overseeing the IT system infrastructure and associated processes...Senior
- ...to sponsor an employment Visa. What You’ll Be Doing (We don’t love the bullet points, but we love the work!) As the System Administrator, you'll get to be responsible for providing network management and systems administration support to maintain the Agency’s High...SeniorFull timeVisa sponsorshipWork visa
$77.6k - $176k
Job Number: R0232223 System Administrator, Senior The Opportunity Your technical expertise makes the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense? We're looking for a System...SeniorLocal area$168k - $250k
...information theft and augment protections for our customers systems. If you are looking to join a company that provides... ...consider joining our team! Peterson is seeking a talented Senior Systems Administrator . Provides day to day systems administration and support...Senior$140k - $185k
...information theft and augment protections for our customers systems. If you are looking to join a company that provides... ...consider joining our team! Peterson is seeking a talented Senior Systems Administrator . Seeking an SA to provide support for the design, planning...Senior$110k - $115k
...digital age. TDI is seeking a Virtual Desktop Infrastructure Systems Administrator to support a DISA contract. The administrator will provide... ...active TS/SCI clearance. RESPONSIBILITIES: Provide Senior level expertise for Virtual Desktop Infrastructure (VDI)...SeniorPermanent employmentContract workWorldwide- ...Job Description Job Description Senior HPC Systems Administrator Omega Enterprise Solutions is a Maryland-based, Service-Disabled Veteran-Owned Small Business (SDVOSB) with a special focus on the U.S. Department of Defense (DoD) and Intelligence Community (IC...SeniorFull time
$103.8k - $218.1k
Senior System Administrator Join CACI as a key contributor on the MWIII Bridge program, where mission meets innovation. As a Prime Contractor, CACI delivers next‑generation Identity, Credential, and Access Management (ICAM) capabilities across the Intelligence Community...SeniorContract workFor contractorsWork experience placementFlexible hours- ...Job Description Job Description Job Description Vetegrity is looking for System Administrators with 15+ years if experience. This Position requires a TS/SCI with a Full Scope Polygraph. See more details below. Job Duties: - Provide support for implementation...SeniorTemporary workLocal area
$164k - $200k
Belay Technologies is seeking a Senior System Administrator to join our intel team. You will support CNO Capabilities as a senior System Administrator and technical contributor responsible for sustaining and evolving a high-performance operational IT environment. This is...SeniorContract workWork at officeRelocation$116.35k - $210.33k
...customers as they address evolving national security challenges.About the OpportunityLeidos is seeking a highly experienced Senior System/Network Administrator - Systems Integration to support the implementation, operation, troubleshooting, and maintenance of complex IT...SeniorFull time$176k - $282k
ResponsibilitiesThe Systems Engineer -Splunk Administrator will support a critical mission of consequence within our Cyber Mission Business Unit in Annapolis Junction, MD. This work is performed at a contractor facility.The candidate's primary responsibilities will include...SeniorContract workFor contractorsShift work- ...System AdministratorVetegrity is looking for System Administrators with 15+ years of experience. This position requires a TS/SCI with a full scope polygraph. See more details below.Job Duties- Provide support for implementation, troubleshooting, and maintenance of IT...Senior
- ...Senior System AdministratorFor over 40 years, DCCA has provided a broad range of IT services to government agencies and commercial enterprises... ...mentality and a dedication to excellence.The Senior System Administrator will maintain data files and control procedures for a...SeniorFlexible hours
- ...Senior System AdministratorJob Location-Linthicum, MDOverview: Varada Defense is seeking an experienced Sr. Systems Administrator to support mission-critical systems within the Intelligence Community. As a collaborative member of a small and mostly autonomous team, this...SeniorLocal area
$89.2k - $220.48k
...passionate about what they do, committed to our shared values and dedicated to our customers’ mission.AT&T has an opening for a Senior System Administrator to support operations by maintaining, documenting, and administering enterprise IT systems. This role is the Senior...SeniorTemporary workWork at officeLocal area- Be a member of a system administration team responsible for the design, deployment, installation, configuration and maintenance of Linux/UNIX-based server systems and software. Be able to learn quickly and work independently as well as collaborate with team and project...Senior
$10k
...technology allowances, and access to a state-of-the-art technology lab. Learn more at Your Mission ClearEdge is hiring a Senior System Administrator to support the administration, sustainment, and security of Linux-based systems across mission environments. In this role...Senior$120k - $130k
...support Within the last 7 years, at least 5 of the years of experience must have been with modern digital/optical telecommunications systems and protocols, telephony switching system networks, and/or internet communications Job Description: Come join a dynamic, fast...SeniorFull timeImmediate startRemote workFlexible hoursShift workDay shiftAfternoon shift$170k - $250k
Job Description The System Administrator III is a senior technical contributor responsible for designing, implementing, securing, and maintaining the organization’s core IT infrastructure. This role provides Tier 3 support for complex incidents, leads infrastructure projects...SeniorPermanent employmentContract workWork experience placementLocal area
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