Senior System Administrator
$168k - $250kPeterson Technologies
Peterson Technologies has been the premier resource for mission-critical solutions through detailed analysis, strategic insight, extensive operational experience, and technical expertise. Today, we provide leading-edge data, network security software, and expert guidance to reduce exposure to information theft and augment protections for our customers systems. If you are looking to join a company that provides amazing benefits, a healthy work-life balance, competitive salaries, and talented subject matter experts, consider joining our team! Peterson is seeking a talented Senior Systems Administrator . Provides day to day systems administration and support of production and non-production environments in accordance with agency IT policy and Guidelines.
Manages the support and maintenance of the CentOS and RedHat Enterprise Linux Operating System environments.
Manages and troubleshoots activities associated with systems maintenance tasks such as system backups, recovery and file system maintenance.
Manages and troubleshoots activities associated with activation, installation and testing of software upgrades and computer components.
Manages and troubleshoots activities associated with maintenance of accounts, passwords, keys, certificates, certificate authorities, and truststores.
Manages System Accreditation/Reaccreditation activities and maintenance of associated corporate tools
Provides technical guidance to team of Systems Administrators on complex problems and/or issues.
Maintains documentation of IT infrastructure and troubleshooting procedures.
Assists in the creation, triage, assignment, and maintenance of systems administration related tickets. Requirements:
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required. Bachelor's degree in a technical discipline from an accredited college or university is required and 15 years of experience. Five (5) years of additional SA experience may be substituted for a bachelor's degree. Preferred skills: Linux, Vmware, kvm virtualization, Storage arrays (NetApp), Ansible, Docker/Kubernetes, GitLab, DNS, NTP Peterson Technologies provides for an excellent benefit package to include generous PTO, healthcare, STD, LTD, Life Insurance, 401k contribution and Tuition and Training reimbursement.
Salary range = $168,000 - $250,000, depending on experience.
Peterson Technologies will provide reasonable accommodations to applicants who are unable to utilize our online application system due to a disability.
Please send your request to HR at [email protected] or call.
Manages the support and maintenance of the CentOS and RedHat Enterprise Linux Operating System environments.
Manages and troubleshoots activities associated with systems maintenance tasks such as system backups, recovery and file system maintenance.
Manages and troubleshoots activities associated with activation, installation and testing of software upgrades and computer components.
Manages and troubleshoots activities associated with maintenance of accounts, passwords, keys, certificates, certificate authorities, and truststores.
Manages System Accreditation/Reaccreditation activities and maintenance of associated corporate tools
Provides technical guidance to team of Systems Administrators on complex problems and/or issues.
Maintains documentation of IT infrastructure and troubleshooting procedures.
Assists in the creation, triage, assignment, and maintenance of systems administration related tickets. Requirements:
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required. Bachelor's degree in a technical discipline from an accredited college or university is required and 15 years of experience. Five (5) years of additional SA experience may be substituted for a bachelor's degree. Preferred skills: Linux, Vmware, kvm virtualization, Storage arrays (NetApp), Ansible, Docker/Kubernetes, GitLab, DNS, NTP Peterson Technologies provides for an excellent benefit package to include generous PTO, healthcare, STD, LTD, Life Insurance, 401k contribution and Tuition and Training reimbursement.
Salary range = $168,000 - $250,000, depending on experience.
Peterson Technologies will provide reasonable accommodations to applicants who are unable to utilize our online application system due to a disability.
Please send your request to HR at [email protected] or call.
Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the Senior System Administrator in Annapolis, MD vacancy
- ...Dover Networks LLC is seeking an experienced SA to support IT systems across client/server/storage/network devices, including UNIX and Windows environments. The role includes day-to-day operations, monitoring, and problem resolution with Tier I and Tier II escalation capabilities...Senior
Dover Networks LLC
Annapolis, MD17 hours ago - ...Erias Ventures, LLC in Annapolis Junction, MD is seeking a System Administrator to support IT systems, troubleshoot incidents, and maintain infrastructure across UNIX and Windows. You will participate in day-to-day operations, monitor devices, and implement secure configurations...Senior
Erias Ventures
Annapolis, MD5 days ago - ...Senior System AdministratorBe 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...Senior
Implify
Annapolis, MD4 days ago - ...(2) years of demonstrated experience in modern operating systems and network architectures. Information Assurance – Must have... ...attractive bonus plan. Responsibilities We are seeking a Senior System Administrator to provide enterprise-focused engineering support to a Government...Senior
Peraton
Annapolis, MD2 days ago - ...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
Vetegrity
Annapolis, MD3 days ago - ...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
GIGATEC Engineering
Annapolis, MD4 days ago $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 Tier3 support for complex incidents, leads infrastructure projects...SeniorPermanent employmentContract workWork experience placementLocal areaA/V Services LLC
Annapolis, MD2 days ago$128k - $160k
...Responsibilities & Qualifications RESPONSIBILITIES The Senior Systems Administrator is expected to be able to accomplish the following: Monitors and manages system resources, including CPU usage, disk usage, and response times to maintain operating efficiency. Performs...SeniorFull timeContract workTemporary workLocal areaShift workTekSynap
Annapolis, MD4 days ago$92.3k - $166.85k
...Mid/Sr System Administrator Join us and make a difference in National Security! Job Summary The selected individual will provide system administration support for a large, complex network environment with geographically distributed systems. The role supports system engineering...SeniorImmediate startFlexible hoursLeidos
Annapolis, MD2 days ago$96.2k - $192.3k
Accenture Federal Services in Annapolis Junction, MD is looking for an experienced Systems Administrator. The ideal candidate will provide support for IT systems, manage infrastructure, and troubleshoot issues. A minimum of ten years of experience in similar roles as well...Senior$113.9k - $127.3k
...your potential, and making a difference every day. Together, we belong to something beautiful. Your role at Sephora As a Senior Systems Administrator, for the Planning and Engineering Department you will be responsible to support our DC network to identify, resolve, and...SeniorLocal areaLVMH Group
Annapolis, MD3 days ago- Metrea in the United States is seeking a Classified Systems Administrator to secure and maintain air-gapped IT infrastructure used by the IC and DoD. You will lead a mixed Linux/Windows environment with a strong ownership mentality. Responsibilities cover security hardening...Senior
- Prodigy One, LLC. is seeking a System Administrator to support a large, complex network environment with distributed systems. The role involves installing applications, maintaining server configurations, and ensuring security posture across air‑gapped environments. Strong...Senior
- CTI MD in Maryland seeks an experienced Systems Administrator to support federal contract requirements. You will maintain Windows Server and Active Directory, manage virtualization, and work with SALT, Ansible, Splunk, Puppet, and Nessus in a secure environment. The position...SeniorContract work
- Innovative Systems & Solutions in Annapolis Junction, MD is seeking a Senior System Administrator to support DoD IT infrastructure. The role requires TS/SCI clearance with polygraph and 10+ years of SA experience, managing UNIX and Windows environments. You will provide...Senior
$170k - $175k
A leading technology consulting firm is seeking a Senior System Administrator with an active TS/SCI clearance and polygraph. The role involves implementing and maintaining IT systems, providing Tier 1 and Tier 2 support, and managing daily operations across various environments...Senior- LVMH Group is seeking a Senior Systems Administrator for the Planning and Engineering Department in Maryland. The successful candidate will support the DC network, maintain production systems, and utilize their extensive knowledge in logistics processes. Key responsibilities...Senior
- Cornerstone Defense LLC is seeking an Expert System Administrator in Annapolis Junction, MD. Candidates must have an active TS/SCI clearance and a minimum of 15 years of experience in system administration. The role entails supporting the implementation and maintenance...Senior
- Columbia Technology Partners is seeking System Administrators to support the implementation, maintenance, troubleshooting, and optimization of mission-critical IT systems and infrastructure. The ideal candidate will provide operational support across servers, storage, networks...Senior
- Constellation Technologies, Inc. is seeking a seasoned Systems Administrator in Maryland to support federal contract requirements. You will manage Windows Server 2019, Active Directory, virtualization and security best practices while collaborating with developers, testers...SeniorContract work
- Belay Technologies, Inc. is seeking a System Administrator to join our intel team in Maryland. The role provides system administration support for a large, complex, distributed network, with air-gapped environments and multiple domains. The candidate will work in a fast...Senior
- Nightwing is seeking a Systems Administrator to support implementation, troubleshooting and maintenance of IT systems across UNIX and Windows environments. The role includes Tier 1 and Tier 2 support, system configuration, and incident resolution for government clients....Senior
- General Dynamics Information Technology (GDIT) is seeking an Active Directory Systems Administrator to manage enterprise virtualization and secure compute environments onsite in Maryland. The role focuses on Windows/Linux server administration, vCenter operations, patching...Senior
- Innovative Systems & Solutions in Annapolis Junction, MD, is seeking a Senior System Administrator to support IT systems across client/server/storage/network environments for DoD and Federal customers. The role includes handling Tier 1/2 support, system maintenance, and...Senior
- Innovative Systems & Solutions (ISSI) is seeking a Senior System Administrator (TS/SCI with Polygraph) in Annapolis Junction, Maryland. The role focuses on implementing, troubleshooting, and maintaining IT systems across client, server, storage, and network environments...Senior
- Power3 is looking for a System Administrator III in Annapolis Junction, MD. The candidate will provide support for implementation, troubleshooting, and maintenance of IT systems while managing system infrastructure. Responsibilities include Tier 1 and Tier 2 problem resolution...Senior
- A national security technology provider is seeking an experienced systems administrator in Maryland. The role involves implementing and managing research infrastructure systems, performing system administration tasks, and supporting customer operations. Candidates should...Senior
- Erias Ventures, LLC seeks engineers to support IT systems, troubleshoot, and maintain infrastructure across UNIX/Windows servers and storage environments. The role emphasizes secure, scalable IT operations and proactive problem-solving in a growth-oriented company. The...Senior
$115k - $175k
...of a small company with the impact of a big mission. Riverstone is seeking a motivated, career, and customer-oriented Senior Systems Administrator to join our team at Annapolis Junction, Maryland . This is an onsite position. Primary Responsibilities Provides support...SeniorHourly payContract workWork experience placement- Innovative Systems & Solutions | Full time - Onsite Senior System Administrator - FFPP-8802 Annapolis Junction, United States | Posted on 03/17/2026 Innovative Systems & Solutions (ISS) works with a wide spectrum of talent to establish an atmosphere that stimulates creativity...SeniorFull timeTemporary workLocal areaImmediate start
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior System Administrator. Be the first to apply!
Related searches
- remote systems administrator Annapolis, MD
- computer systems administrator Annapolis, MD
- application system administrator Annapolis, MD
- hpc system administrator Annapolis, MD
- IT infrastructure administrator Annapolis, MD
- microsoft systems administrator Annapolis, MD
- enterprise administrator Annapolis, MD
- junior systems administrator Annapolis, MD
- systems administrator Annapolis, MD
- security systems administrator Annapolis, MD