Senior System Administrator
Peraton
Individual Capabilities/Experience Required Bachelor’s degree in a technical discipline from an accredited college or university and ten(10) years’ experience as a SA in programs and contracts of similar scope, type and complexity is required. Five (5) years of additional SA experience may be substituted for a bachelor’s degree. DoD 8570 compliance with Information Assurance Management (IAM) Level I or higher is required. Additional Domain Experience: Computer Network Operations – Must have at least two (2) years of demonstrated experience in modern operating systems and network architectures. Information Assurance – Must have at least two (2) years of demonstrated experience in certification and accreditation, architecture development and design, risk assessments, and IA metrics gathering. Ability to work independently and in groups to complete tasks bounded by constraints. Experience with Linux. Experience with Splunk. Ability to break down complex problem space, formulate technical strategies, build action plans, and track progress against established baselines to resolve technical challenges and meet customer expectations. Position requires TS/SCI clearance with polygraph. Individual Capabilities/Experience Desired Strong writing and communication skills. Benefits Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligibility to participate in an attractive bonus plan. Responsibilities We are seeking a Senior System Administrator to provide enterprise-focused engineering support to a Government Customer. You will provide system administration solutions to meet required capabilities, and you will create bills of materials, network designs and diagrams, and other documentation for new and updated installations. You will also work with network, storage, and server personnel to define new or modified solutions to complex problems; respond to requests for new systems to meet capacity and user requirements; and determine required power, space, cooling, and funding to meet these goals. #J-18808-Ljbffr Peraton
$96.2k - $192.3k
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$150k - $180k
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...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 area- Fuse Engineering LLC is looking for an experienced IT Support Specialist to provide comprehensive support for IT systems. The role includes troubleshooting, maintenance, and management of system infrastructure while ensuring compliance with security protocols. You will...Senior
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...Responsibilities Perform IAVA patching and reporting across enterprise systems. Maintain and administer Windows Server (various versions)... ...(GPOs) and perform PowerShell scripting for automation and administrative tasks. Utilize AWS services, including EC2, Lambda functions...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 - FFNN-8807 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
- ...lieu of a degree. Experience with Windows and Linux server system administration as well as network engineering. Experience designing, developing... ...and solutions. Ability to work complex projects as a senior contributor within a development team consisting of customer...SeniorFor subcontractorRemote work2 days per week1 day per week
$190k - $210k
Title: Senior System Administrator Location: Annapolis Junction, MD Compensation Range: $190 - $210K Clearance: Active TS/SCI w/ Polygraph needed to apply. Company Overview Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities...Senior$103.8k - $218.1k
## Senior System AdministratorHanover, MD, USApply NowFind out how well you match with this jobJob ID328668Job Title: Senior System AdministratorJob... ...used across the IC.**Responsibilities:**As a System Administrator, you will:* Build, configure, and deploy Docker containers...SeniorContract workFor contractorsWork experience placementFlexible hours$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$137k - $169k
...RESPONSIBILITIES Monitors and manages system resources, including CPU usage, disk usage... ...efficiency. Performs system security administration functions, including creating user profiles... .... Overview We are seeking a Senior Systems Administrator to join our Task Order...SeniorFull timeContract workTemporary workLocal areaShift work
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