SYSTEM ADMINISTRATOR 3
VSolvit
Application Administrator
The Application Administrator maintains applicable privileges as a Microsoft Active Directory (AD)/Domain Controller (DC) to manage users and oversee Identity and Access Management (IDAM) services. This role is responsible for the ongoing sustainment, patching, and incident response for applications within an Azure Cloud Service Management (CSM) environment to ensure operational compliance and security.
Responsibilities:
- Maintain administrative privileges for Microsoft Active Directory (AD) and Domain Controllers (DC) to manage user accounts, organize the network, oversee Identity and Access Management (IDAM) services, and execute Assured Compliance Assessment Solution (ACAS) scans.
- Provide continuous oversight of Mission Owner (MO) governance and compliance within the cloud by monitoring Splunk reports.
- Coordinate with the customer and Mission Owners to fulfill requirements for tracking, alerting, troubleshooting, and reporting Internet Protocol (IP) addresses via the SolarWinds IP Address Manager (IPAM).
- Assist in the management of the Online Certificate Status Protocol (OCSP) to authenticate credentials with Defense Information Systems Agency (DISA) servers.
- Manage the functional requirements, processes, and workflows.
- Administer Secure Cloud Computing Architecture (SCCA) services, including Microsoft Defender for Cloud, Microsoft Defender XDR (Extended Detection and Response), Microsoft Defender for Endpoints (MDE), Microsoft Defender for Identity (MDI), the Enterprise Security System (ESS), and Tenable ACAS scans.
- Deliver Application Incident Response including:
- Routine Maintenance/Scanning: Ongoing sustainment during Pacific Standard Time (PST) business hours.
- Patching/Break-fixes: Resolving non-critical disruptions during PST business hours.
- Emergency Maintenance: Mitigating active threats during PST business hours.
Qualifications:
- Bachelor's degree in Computer Science or a related field.
- 2–4 years of cloud engineering experience, including coding, debugging, and application configuration.
- Proficiency in Microsoft Active Directory and IDAM services.
- Experience with Continuous Integration/Continuous Deployment (CI/CD) and Developer Security Operations (DevSecOps) toolchains.
- U.S. Citizenship with the ability to obtain a Department of Defense (DoD) Top Secret clearance and Security+ certification.
Preferred:
- Active DoD Top Secret clearance
- Cloud certification (e.g. Microsoft Certified: Azure Associate)
- Experience implementing DISA (Defense Information Sysmtems Agency) STIG (Security Technical Implementation Guide) configurations.
- Support compliance DoD SRG (Security Requirements Guide) and NIST (National Institute of Standards and Technology) SP 800-53 (Special Publication 800-53) security controls.
Location: Ventura, CA or Remote
- ...equivalent to having a bachelor’s degree in an engineering discipline or computer science, and at least 3-5 years of experience in the field of systems administration. Additional Information All your information will be kept confidential according to EEO guidelines. #J...Suggested
- ...are the priority and they’re inspired to unleash the power of innovation for a better world together, anything is possible. Systems Administrator 3 Date: Sep 22, 2026 Location: Fremont, CA, US, 94538 Worker Category: On-site The impact you’ll make As an Operational...Suggested
- The System Administrator provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT... ...applications and software integration Benefits 401K: up to 3% discretionary profit sharing contribution + 100% match on the...Suggested
$180k - $238k
RealmOne Systems Administrator RealmOne is the GOAT - where your career can reach the greatest heights! RealmOne was built on the principle that... ...enhancements to improve reliability and performance. The Level 3 SA shall possess the following capabilities: Provides...SuggestedContract workWork experience placementImmediate startFlexible hours$10k
Description Columbia Technology Partners is seeking a System Administrator 3 to support the implementation, maintenance, and optimization of IT systems across complex enterprise environments. This role focuses on sustaining mission-critical infrastructure, leading advanced...SuggestedTemporary workFor contractorsLocal area$10k
Description Columbia Technology Partners is seeking an experienced System Administrator 3 to provide implementation, troubleshooting, maintenance, and operational support for mission‑critical IT systems. The ideal candidate will have extensive experience supporting Linux...Temporary workFor contractorsLocal area$61.29 - $64.52 per hour
Title: System Administrator 3(With Windows and Powershell Expertise) Duration: 12-month Contract (with possible extensions up to 5 years) Pay Range: $61.29 - $64.52 per hour Candidates must be willing to work on our W-2. Due to federal contract requirements, only U.S. Citizens...Hourly payContract workTemporary workWork experience placementLocal areaRemote work- Position Summary Support the OSINT Integration Center under the DOMEX Technology Platform contract as a Systems Administrator 3 focused on Linux and Windows systems administration, performance optimization, and user support. Essential Duties and Responsibilities Perform...Contract workMonday to Friday
$7.5k
...contract providing engineering support for system development, fielded systems, and labs... ...Enterprise IT contract with a team of Systems Administrators, Network Engineers, Systems Engineers and... ...Containers/Cloud environments. The Level 3 System Administrator shall possess the...Contract workWork experience placementImmediate startFlexible hours$72k - $170k
The impact you’ll make As an Operational Technology (OT) Systems Administrator, you will play a critical role in enabling Engineering Lab success... ...5 years of related experience with a Bachelor’s degree; or 3 5-7+ years of experience supporting enterprise IT environments...Local areaRemote workFlexible hours2 days per week3 days per week1 day per week$100k - $115k
DepartmentPSD Data Science: Systems Administration About the Department The Data Science Institute (DSI) executes the University of Chicago's bold... ..., and audiovisual environments. The Systems Administrator 3 is a mid-level systems professional who operates with minimal...Work experience placementRemote work- Join to apply for the Systems Administrator 3 role at RealmOne Job Brief Implementation support, IT systems maintenance and troubleshooting, optimizing system operations All qualified applicants will receive consideration for employment without regard to race, color,...Full time
$60.54 - $64.51 per hour
Title: System Administrator 3(With Windows and Powershell) Location: Vancouver, WA (Onsite) Duration: 12-month Contract (with possible extensions up to 5 years) Pay Range: $60.54 - $64.51 per hour Operational Infrastructure provides 24 X 7 hardware maintenance and lifecycle...Hourly payContract workTemporary workWork experience placementLocal areaRemote work- NexGen Data Systems in Columbus, OH seeks a SecureView Tier 3 Systems Administrator to provide senior on-site administration, engineering, sustainment, security, and troubleshooting for the SecureView infrastructure stack. This role will maintain SecureView operating systems...
- EHR Acute and Clinical Support System Office Job ID 158393 City State ID Category Description & Requirements St. Luke’s is seeking qualified candidates for the System Administrator 3 position on the Imaging Informatics(PACS admin) team. Summary Under minimal supervision...Work at office
$175k - $215k
Amentum is seeking a System Administrator 3 to provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. Provides support for the escalation and communication of status to agency management and internal customers....Hourly payContract workLocal area$60k - $180k
...Cloud Migration, Applications and Infrastructure, Software Development, and Finance & Accounting. M9 Solutions is seeking a System Administrator 3 to work onsite in support of a government contract for a client located in Chantilly, VA . An active TS/SCI clearance is...Full timeContract workFor subcontractorFlexible hoursNight shift$100k - $110k
Department PSD Computer Science: Tech Administration About The Department Techstaff oversees all systems engineering/administration needs in the Department of Computer... ...audiovisual environments. The Systems Administrator 3 is a mid-level IT professional who operates with...Work experience placement- ...System Administrator (SA) 3 Are you ready to take ownership of mission-critical IT systems and make a real impact? We're looking for a skilled System Administrator (SA) 3 to join our team in Columbia providing hands-on support for the implementation, troubleshooting...Full timeTemporary workImmediate startRelocation packageFlexible hours
- Shine Management Inc. & Shine Systems is seeking a Level 3 Systems Administrator in Fort Belvoir, Virginia. The ideal candidate will manage UNIX and Windows operating systems, troubleshoot IT problems, and support system implementations. A strong background in network...
- ...strategies to get you there is where SHINE Systems can help. As a business solutions... ...intelligence training General management and administrative support Technology and systems integration... ...Management (C4IM) baseline, the Level 3 Systems Administrator: Provides support...Local area
- MSP Systems Administrator (Level 3 / Tier 3) Job Description: Are you a goal‑oriented IT professional who thrives on solving complex problems, helping people, and delivering outstanding customer experiences? Then this role might be perfect for you! This is a great opportunity...Permanent employmentCasual work
- Job Title: Cyber Systems Administrator - Level 3 Location: Langley AFB, VA Program: DMON Program Employment Type: Full-Time, On-Site Clearance: Active DoD Secret Clearance with ability to obtain TS/SCI and SAP/SAR access Program Overview Air Combat Command's Combat...Full time
- Powers Health is seeking an Applications System Administrator to coordinate all operational aspects for assigned applications and provide Tier 3 support. The role involves monitoring logs, responding to alerts, testing environments, and coordinating releases and upgrades...
- Visory is seeking a System Administrator to plan, build, administer, and support client-facing and internal IT systems. In this role, you will serve as a Level 3 escalation point for the Support team, providing expert-level support while delivering exceptional customer...
- ...The Virginia Office of the Attorney General (OAG) seeks 2 Systems Administrators to support a secure, stable, and high-performing hybrid IT environment... ...respond to alerts and operational issues Provide Tier 2/3 support for infrastructure incidents Participate in...Work at office
- ...us support all our customers. With certified experts consulting our clients, we can address the customer’s mission. System Administrator Level 3 • Provide support for implementation, troubleshooting and maintenance of IT systems •...
- A technology company in Michigan seeks a Level 3 MSP Systems Administrator. This role involves resolving Tier 3 issues, troubleshooting across Microsoft 365 and Windows environments, and leading various projects. The ideal candidate will have over 5 years of experience...
- ...Oracle SQL/PLSQL, ETL workflows, data ingestion from diverse source systems, and production support. Hands-on experience with Snowflake,... ..., Autosys, or Informatica scheduler) supporting batch data loads 3 Preferred Experience with SAP Business Objects Universe design and...
$75.96 per hour
...Aerospace Job ID: 21933-1 Job Title: IT - Database Administrator 3 Duration: 6 Months Location: Remote Bill Rate... ...PMO Operations Analyst / Planview Administrator, assisting with system administration, reporting preparation, and PMO process...Contract workFor contractorsRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to SYSTEM ADMINISTRATOR 3. Be the first to apply!
- hpc system administrator United States
- computer systems administrator United States
- sql server database administrator United States
- systems administrator internship United States
- pos system administrator United States
- junior systems administrator United States
- remote systems administrator United States
- security systems administrator United States
- systems administrator intern United States
- lab systems administrator United States

