Senior System Administrator
ClearEdge IT Solutions
Senior System AdministratorJoin ClearEdge and be part of a mission-focused team solving some of the DoD's most complex technical challenges. Every day, ClearEdge supports government and industry customers by delivering innovative solutions that enable critical operations and mission success.ClearEdge is hiring a Senior System Administrator to support the administration, sustainment, and security of Linux-based systems across mission environments. In this role, you will be responsible for maintaining system health, applying updates, supporting cloud-based infrastructure, and ensuring systems remain reliable, compliant, and operational. You will work closely with engineers and stakeholders to support system availability and performance in both on-prem and virtualized environments.This position is ideal for an experienced system administrator who is comfortable working at the command line, enjoys maintaining stable systems, and values operational excellence.You Will Excel in This Role If You:Are experienced administering Linux systems using the command lineAre comfortable applying system updates and patches using yum or equivalent toolsEnjoy maintaining system reliability and operational stabilityAre familiar with cloud-based infrastructure and virtual machinesHave an interest in understanding how software and services are deployed on systemsTake ownership of system sustainment and complianceA Day in the Life Of:Performing Linux system administration on CentOS, RedHat, Amazon Linux, or equivalent platformsApplying system updates and patches using yum or equivalent patching repositoriesMonitoring system health and troubleshooting performance or availability issuesSupporting systems hosted in cloud environments such as AWS or AzureAssisting with system configuration, maintenance, and sustainment activitiesSupporting or interacting with network and system mapping tools such as RedSealWorking with engineering teams to ensure systems meet operational requirementsMust Have:TS/SCI with Polygraph clearanceLinux command line system administration experience on CentOS, RedHat, Amazon Linux, or equivalentExperience applying system updates and patches using yum or equivalent toolsTen (10) years of experience as a System Administrator in programs and contracts of similar scope, type, and complexityBachelor's degree in a technical discipline from an accredited college or university, or five (5) additional years of System Administrator experience in lieu of a degreeNice to Have:Experience working in cloud environments such as AWS or AzureExperience or knowledge of the RedSeal Network Mapping toolFamiliarity with software commonly deployed on systems such as Elasticsearch, Docker, Kubernetes, or NiFiExperience with Syslog or NxLogExperience with Nagios or similar monitoring toolsScripting experience using Python or PerlClearEdge is an established small business that values its employees and is committed to providing an environment where individuals can succeed and grow. We believe in developing our people, promoting from within, and fostering long-term career growth across the organization.Our Core Values—Honesty, Integrity, Loyalty, Fairness, Respect, Responsibility, and Accountability—guide everything we do. These principles shape our culture, inform our decisions, and drive our commitment to excellence in support of our customers and partners.
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...Sr. System AdministratorParsons is the premier national security and critical infrastructure solutions provider. We have unparalleled... ....Our National Security Solutions team needs a Sr. System Administrator to support our expanding portfolio of work in the Intelligence...SeniorLocal areaFlexible hours$123.4k - $185k
...Senior Principal Computer Systems Analyst (Windows and VMWare Sys Admin)RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED... ...CE certification, and 7 years of Windows server administration experience to include VMWare, Linux, RedHat Administration...SeniorFull timeRemote workRelocationFlexible hoursShift workWeekend work- BCT LLC is seeking a System Administrator III to join our team in Maryland. The ideal candidate must be TS/SCI with poly and will provide support for a large-scale Linux system including software installation, day-to-day operations, monitoring, and problem resolution across...Senior
$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$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$103.8k - $218.1k
Job Title: Senior System AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/... ...identity solutions used across the IC.Responsibilities:As a System Administrator, you will:Build, configure, and deploy Docker containers...SeniorContract workFor contractorsWork experience placementFlexible hours- ...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
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- ...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...SeniorVisa sponsorshipWork visa
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- ...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- ...Employment Type Full Time, Senior-level Department Legal/IT Overview CGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency. CGS brings motivated, highly skilled, and creative people...SeniorFull timeContract workFor contractorsWork at office
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$146.67k - $249.33k
...Mid-to-Senior System AdministratorBAE Systems is a global leader in defense, aerospace, and security, dedicated to protecting those who... ...are seeking a highly skilled Mid-to-Senior System Administrator to manage and optimize a large, complex, and geographically...SeniorLocal area- ...Senior Systems AdministratorEmployment Type: Full Time, Senior-levelCGS is seeking a Senior Systems Administrator to join our team supporting a wide-ranging technical support initiative for a large Federal agency.CGS brings motivated, highly skilled, and creative people...SeniorFull timeContract workFor contractorsWork at officeFlexible hours
$190k - $210k
...Senior System Administrator Location: Annapolis Junction, MD Compensation Range: $190 -$210K Active TS/SCI w/ Polygraph needed to apply Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the...Senior- ...Relativity Senior Systems AdministratorEmployment Type: Full TimeDepartment: Legal/ITWe are seeking a Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organization's network systems.CGS brings motivated...SeniorWork at office
$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 employmentFull timeContract workWorldwide- ...Job Description Job Description SECURITY CLEARANCE: TS/SCI with both Polygraphs is required POSITION: Senior Systems Administrator REQUISITION: KEY-SA3-03.080626 LOCATION: F t. Meade, Maryland JOB DESCRIPTION: (U) Provides support for implementation...Senior
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$170k - $220k
Worker Type Regular Job Description 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...SeniorPermanent employmentContract workWork experience placementLocal area- A technology solutions provider located in Annapolis Junction, MD is looking for an experienced Systems Administrator. The role requires over 5 years of expertise in systems administration and a technical bachelor’s degree. Responsibilities include troubleshooting IT systems...Senior
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$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
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