Systems Administrator
$77.6k - $176kBooz Allen Hamilton
The Opportunity:The Senior Systems Administrator is responsible for the design, implementation, maintenance, and support of enterprise systems and infrastructure. This role ensures the stability, integrity, and efficient operation of IT systems and will collaborate closely with cross-functional teams to deliver reliable and secure technology services. Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting our law enforcement and national security missions?What You’ll Work On:Administer, monitor, and maintain servers, virtualization platforms, storage systems, and enterprise applications.Configure, support, and optimize Windows and Linux operating environments.Manage virtualization environments such as VMware vSphere, including ESXi hosts and v Center .Oversee network services, including DNS, DHCP, IP address management, and basic routing and subnetting functions.Perform hardware installation, “rack and stack”, troubleshooting, and component replacement.Install, mount, and maintain servers, switches, and storage arrays, including performing hardware RAID configuration and overseeing hands‑on data center server management.Implement backup, disa ster recovery, and system continuity plans.Ensure systems adhere to security, compliance, and organizational standards.Troubleshoot complex infrastructure issues and provide root-cause analysis.Support onboarding of new hardware, virtual machines, and applications.Maintain documentation for systems, processes, and configurations.Collaborate with engineering and operations teams to support new technologies and proof-of-concept efforts.Your system administrator 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 met rics into information and explaining their meaning.Join us. The world can’t wait.You Have:5+ years of experience with systems administration or infrastructure rolesExperience with scripting in tools such as PowerShell or BashExperience with VMware ESXi and v Center managementExperience in Windows Server and Linux, including RHELExperience managing DNS, DHCP, and network servicesKnowledge of NFS storage, distributed switches, virtual networking, and networking fundamentals such as VLANs, subnets, and IP addressingAbility to diagnose and resolve hardware and sof tware issuesAbility to work independently and collaboratively in a fast-paced environmentAbility to obtain and maintain a Public Trust or Suitability/Fitness determination based on client requirementsBachelor's degreeNice If You Have:Experience with cloud platforms such as AWS, GCP, or AzureExperience with backup and disa ster recovery toolsExperience with PythonPossession of strong documentation and communication skillsIndustry Certification s such as VMware VCP, CompTIA Linux+, or Micro sof t Certification sVetting:Applicants selected will be subject to a government investigation and may need to meet eligibility requirements of the U.S. government client.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, whether it occurs in person or virtually. 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 facility frequently, in alignment with leadership expectations and the needs of the role. You may also be required to work from or visit a customer facility.Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or 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. #J-18808-Ljbffr
$86.6k - $181.8k
Job Title: Tier 2 Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start:... ...Opportunity:We are seeking a skilled and motivated Tier 2 System Administrator to join our growing IT team. In this role, you will serve as...SuggestedContract workWork experience placementFlexible hours$105k - $155k
...Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies... ...selected candidates will be contacted about an opportunity. Systems Administrator 3: $105,000 - $145,000Systems Administrator 4: $120,000 - $160...SuggestedFull timeWork experience placementLocal areaWorldwide$86.6k - $181.8k
Job Title: System AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee... ...to 10%Type of Travel: Local* * *The Opportunity:The Systems Administrator (SA) will work as part of an elite and agile team responsible...SuggestedContract workWork experience placementWork at officeLocal areaFlexible hours- ...Job Posting We are in search of Systems Administrators to maintain, upgrade and manage our software, hardware and desktop support infrastructure. You should be resourceful and able to diagnose and resolve problems quickly. Experience in Linux, Windows. LAN, WAN and...Suggested
- ...PSG is seeking an individual with IT Systems Engineering & Administrative experience with Windows and Linux environments. The selected candidate will be responsible for providing technical support for the operating systems and their successful integration with the hardware...Suggested
$107.9k - $195.05k
...Description Leidos’ Corporate Information Security Office, within the Digital Sector, is seeking an experienced System Administrator to support multiple mission-focused programs and projects at the Liberty Center location in Chantilly, Virginia. In this role...Work at officeLocal areaImmediate start- ...System Administrator This opportunity resides with Warfare Systems, a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation's intelligence and cyber...Work experience placementLocal areaWorldwide
$140k - $150k
...Systems AdministratorSpringfield, VAACTIVE TS/SCI SECURITY CLEARANCE REQUIREDThe Systems Administrator (SA) will work as part of an elite and agile team responsible for maintaining and improving system functionality through proactive interaction with the customer, comprehensive...Work at office$147.29k - $199.28k
...Virtualization Systems AdministratorYour impact: Own your opportunity to support national defense. Your work will help keep critical... ...Meaningful work and personal impact: As a Virtualization Systems Administrator supporting CIS, you will ensure the stability, security, and...Remote work- ...Mission Technologies, a division of HII, is seeking a senior Systems Administrator to secure and optimize Windows and Linux environments supporting critical enterprise and mission workloads. You will apply cross‑platform expertise to ensure systems are reliable, performant...
- ...Systems AdministratorLocation: Springfield, VA Clearance: TS/SCI Citizenship: US Citizenship RequiredWhether running countries, corporations... ...solutions and drive transformational change. As a Systems Administrator, you'll be the cornerstone of this mission, ensuring the...Local areaRemote work
- ...Systems AdministratorWCBincis looking for a Systems Administrator to join our team to support our intelligence customer activities in Ft. Belvoir. Maintains an organization's computer systems' workflows and is responsible for the upkeep, configuration and reliable operation...Local areaRemote workShift workRotating shift
$80k - $120k
...Posted 2026-07-24 Category Information Technology Subcategory Sys Administrator Schedule Full-Time Shift Day Job Travel Yes - 10% of the time... ...SAIC is seeking a highly motivated and skilledSenior Systems Administrator II – Desktop Support to join our MAJESTIC Joint...Full timeFor subcontractorWork at officeRemote workShift work- ...Health IT, and Tribal sectors. Our highly certified experts build systems that drive efficiency, accelerate modernization, and ensure... ...and innovative environment. Concept Plus is seeking a System Administrator to operate within a multi-disciplinary IT team consisting of cybersecurity...Local areaFlexible hours
- ...Senior Systems Administrator, TS/SCI ClearanceWe have an immediate need for a Senior Systems Administrator, TS/SCI Clearance, for our customer in Springfield, Virginia. NGA contract Work Schedule: (M-F Onsite) Within the window of 5:00AM – 9:00 PM ESTDuties & ResponsibilitiesThe...Contract workImmediate start
$118.1k - $200.76k
...Systems AdministratorAs a Systems Administrator in an enterprise test organization, the incumbent will be part of a thriving dynamic team of Systems Administrators and IT professionals. The test center support team maintains smooth operation of multi-user computer systems...Full timeLocal area$100k - $120k
...the ability to obtain a CI Poly**** What Impact You'll Have: We are seeking an IT Engineer with Microsoft Enterprise Systems Administrator Advisor experience to join our team in support of a Federal Intelligence Agency contract. In addition to receiving a...Contract workTemporary workImmediate startRemote work$118.1k - $200.76k
...Job Description As a Systems Administrator in an enterprise test organization, the incumbent will be part of a thriving dynamic team of Systems Administrators and IT professionals. The test center support team maintains smooth operation of multi-user computer systems...Full timeLocal areaRemote workWorldwide$96.57k - $130.65k
...User Profile Management Systems AdministratorOwn your opportunity to support national defense. Your work will help keep critical operations... ...generation of innovation.As a User Profile Management Systems Administrator supporting CIS, you will maintain, secure, and optimize...- ...Senior Cloud System Administrator / IntegratorShape the Mission. Engineer the Future. GDIT is seeking a Senior Cloud System Administrator / Integrator with deep experience supporting Army systems in cloud and hybrid environments. You will apply advanced systems design...
- Belcan is seeking a Sr. Technologist in Springfield, VA. The role requires an associate degree and 6 years of relevant experience, a Top Secret clearance, and the ability to obtain SCI access. You will perform inspections, communicate technical information, and support...Overseas
$190k - $195k
...Senior (Cleared) Systems AdministratorThank you for considering IT Concepts dba Kentro, where innovation drives opportunity and collaboration... ...milestones.Kentro is hiring for a Senior (Cleared) Systems Administrator to support the National Geospatial-Intelligence Agency....Local area$138.6k - $170.1k
...lasting change that moves missions and the government forward! Summary AFS is searching for an I nfrastructure Systems Administrator responsible for the administration, integration, modernization, and day-to-day operational support of a self-hosted ServiceNow...Live inWork at officeLocal area- ...Senior Systems AdministratorNewGen is seeking a Senior Systems Administrator with an active Top Secret to provide operations and maintenance support - installation, configuration, securing and hardening, testing, sustainment, upgrading, remediation, and decommissioning...
$110k - $140k
...System AdministratorAmentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United... ...across all 7 continents.Amentum is seeking a mid-level System Administrator to support a Department of War (DoW) customer in Springfield,...Hourly payFull timeContract workTemporary workRemote workFlexible hoursShift work$92.3k - $166.85k
...Description Title: Systems Administrator/Engineer Location: Washington, DC Navy Yard Clearance: Top Secret Leidos is looking for a strong systems administrator to become part of our team at the Washington Navy Yard location. This Top Secret cleared...Local areaImmediate start- ...NOSC (Network Operations and Security Center) Technician/Network Administrator to support monitoring large-scale operations on a high-profile... ...services required to manage the day-to-day operations and systems administration of the DTRA IT computing environment, ensuring...Contract workFor contractorsRemote workShift work
- ...Booz Allen Hamilton is seeking a Senior Systems Administrator to design, implement, and maintain enterprise IT systems and infrastructure in a mission-critical environment. You will manage Windows and Linux environments, VMware ESXi/vCenter, DNS/DHCP, and storage networks...
$92.3k - $166.85k
...Description Title: Systems Administrator/Engineer Location: Washington, DC Navy Yard Clearance: Top Secret Leidos is looking for a strong systems administrator to become part of our team at the Washington Navy Yard location. This Top Secret cleared...Local areaImmediate start$95k - $135k
...Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies... ...cybersecurity, physical facilities, and personnel operations. The Systems Administrator - NMCI Desktop Support serves as the organization's NMCI...Full timeWork experience placementLocal areaWorldwide
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