Systems Administrator, Senior
$77.6k - $176kBooz Allen Hamilton
Systems Administrator, SeniorThe Opportunity:Your combination of people skills and technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting satellite communications (SATCOM) systems? We’re looking for a Windows systems administrator to help us secure SATCOM systems and deploy networking solutions throughout the SATCOM community to directly support warfighters every day.As a systems administrator on our project, you’ll maintain critical infrastructure. You’ll provide customers your insight into their network through monitoring and performance management. Your technical expertise will be vital as you identify problem areas and opportunities for improvement in a mission critical network. You’ll help your team better understand the network by turning metrics into information and explaining their meaning. This is an opportunity to broaden your skillset into areas like cloud computing. We focus on growing as a team, so you’ll share your expertise through leadership and mentoring as you help the teamwork through challenges and develop new methodologies. As a technical leader, you’ll identify new opportunities to modernize the network to help your customers meet their needs. Join our team and solve daily challenges as we improve law enforcement.Join us. The world can’t wait.You Have:8+ years of experience in system administration such as troubleshooting, root cause analysis, maintaining system performance, or managing user accounts and permissionExperience managing operating systems such as Windows or Linux, and server administration, virtualization, and performing Active Directory administrationExperience establishing and maintaining Microsoft group policyExperience writing technical documentation such as test plans, test procedures, SOPs, or implementation guides for usersExperience performing Windows or Linux User managementExperience conducting virtual machine management with VMware or Microsoft Hyper-VExperience with automated patch installation such as WSUSAbility to work in dynamic environmentSecret clearanceHS diploma or GEDNice If You Have:Experience supporting the DoD networks or satellite communications networksKnowledge of DoD Certificate Authority or Public Key Infrastructure integrationKnowledge of cybersecurity RMF and security controlsAbility to lead small teams and mentor junior team membersAbility to communicate complex network principles and designs to clientsPossession of strong time management, analytical, and verbal and written communication skillsBachelor’s degree in a technical fieldTechnical certificationsClearance:Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; Secret clearance is required.CompensationAt Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen’s benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $77,600.00 to $176,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen’s total compensation package for employees. This posting will close within 90 days from the Posting Date.Identity StatementAs part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.Candidate AI Usage PolicyAI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in-person or virtual) is prohibited unless permission is explicitly provided. Work ModelOur people-first culture prioritizes the benefits of collaboration. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.Remote: If this position is listed as remote, there may still be occasions when you are required to work in person at a Booz Allen or customer facility.Hybrid: If this position is listed as hybrid, you will be expected to work from a Booz Allen or customer facility, in alignment with your leadership's expectations and the needs of the role.Onsite: If this position is listed as onsite, work will primarily be performed full-time at a customer facility, where employees will collaborate directly with colleagues and customers as required by the role.Commitment to Non-DiscriminationAll qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.SummaryLocation: Fort Meade, MD; Annapolis Junction, MDType: Full time
$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$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$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$112k - $179k
ResponsibilitiesPeraton has an exciting opportunity for an experienced Senior Systems Administrator to provide system engineering, application and hardware support working with a Peraton Federal Customer in Annapolis Junction, MD. This on-site position offers the right...SeniorContract workRemote workShift work- Senior System AdministratorLeidos is seeking an experienced Senior System Administrator to support the implementation, operation, troubleshooting, and maintenance of IT systems and infrastructure. You will manage day-to-day system operations across client/server, storage...Senior
- ...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
$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- ...Job Description Job Description We 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...SeniorFull time
$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$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- ...networks. Core Tasks: Conduct functional and connectivity testing to ensure continuing operability. Develop and document systems administration standard operating procedures. Maintain baseline system security according to organizational policies. Manage...SeniorLocal area
- ...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
$114k - $160k
...has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies seeks a Mid-Level or Senior Level System Administrator (SA) to join our intel team. The selected individual will provide system administration support for a large, complex...SeniorFull timeContract workWork experience placementFlexible hours- Bowler Pons is seeking a Systems Administrator to provide host-based systems administration and engineering support for a DoD customer's mission-critical IT infrastructure. The successful candidate will bring hands-on expertise administering, securing, and modernizing Windows...SeniorDaily paidFull 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$89.2k - $192k
...dedicated to our customers’ mission.AT&T has an opening for a Senior System Administratorto support operations by maintaining,... ...SOPs, work logs and the Helpdesk ticket systemProvide system administration supportProvide maintenance and support of existing software...SeniorFull timeTemporary workLocal areaRelocation$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...Senior- ...Description Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers' capacity and... ..._____________________________________ We are seeking a Senior System Administrator for a funded role with quantifiable Linux system...SeniorTemporary workWork experience placementLocal areaImmediate start
$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$120k - $200k
...Description Are you looking for the opportunity to utilize your IT Systems and Network experience and be part of a growing and innovative... ...and hardware are functioning at peak performance. System Administrator Job Description: Provides support for implementation,...SeniorWork experience placement- 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
$148.3k - $266.9k
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$77.6k - $176k
Linux System Administrator, SeniorThe Opportunity:Install systems on dedicated infrastructure, ensure the infrastructure is functional and available, and update and patch critical systems. Provide customers with insight into their network through monitoring and performance...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work$114k - $190k
...21! Belay Technologies is seeking a System Admin to join our intel team. The selected individual will provide system administration support for a large, complex network environment... ...last 6 years ~ Preferred Level: Mid or Senior ~ Clearance Requirement: FS poly...SeniorFull timeContract workWork experience placementFlexible hours$112k - $179k
...'re keeping people around the world safe and secure. About The Role Peraton Labs is seeking a poly cleared Senior Infrastructure and Systems Administrator to support cleared research and development efforts for a government customer in Maryland. This role will support...SeniorFull timeContract workTemporary workFor subcontractorRemote workRelocation packageShift work- ...TS/SCI CI PolySenior Linux/Network AdministratorJob SummaryThe selected candidate will be responsible for performing daily system administration and O&M support activities in support of a complex network environment with geographically distributed systems. The position...Senior
- ...MANTECHseeksa motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national...SeniorWork at office
- ...do not currently possess this level of clearance. ---------- Telework: None Basic Requirements: ~20 years experience as a system engineer ~ Bachelor’s degree in a technical discipline ~5 additional years of experience as a system engineer may be substituted...SeniorFull timeImmediate startRemote work
$190k - $200k
..., and resolution of problems. Provide support to IT systems including day-to-day operations, monitoring & problem resolution... ...base on Confluence. Required Experience Senior level Linux Systems Administration experience is required Experience with VMWARE,...SeniorFull timeImmediate startRemote work
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