senior systems administrator Jobs

121 - 140 of 213 Jobs

Senior Network Management Systems (NMS) AdministratorJob Title - Senior Network Management Systems (NMS) Administrator

LeidosCompany Name - Leidos

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Fort Belvoir, Virginia, USA

Full-time

Leidos is seeking a Senior Network Management Systems (NMS) Administrator in Fort Belvoir, VA to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA's Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA's internal and external mission partners operating in CONUS and OCONUS locations.

Systems Administrator - SeniorJob Title - Systems Administrator - Senior

Modern Technology SolutionsCompany Name - Modern Technology Solutions

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Patterson, Ohio, USA

Full-time

Overview Own Your Future. Modern Technology Solutions, Inc. (MTSI) is seeking a Systems Administrator - Senior in Dayton, OH. As a System Administrator with MTSI, you will support a customer operating out of Wright-Patterson AFB in Dayton, OH. The Senior System Administrator serves as the Program Office's information technology and is responsible for supporting, designing, maintaining, and monitoring internal and external networks as well as implementing and managing all systems, applications,

Systems Administrator Senior (App Dev) - TS/SCI requiredJob Title - Systems Administrator Senior (App Dev) - TS/SCI required

General DynamicsCompany Name - General Dynamics

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Savannah, Georgia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Computer Servers, Microsoft Windows Server Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: GDIT is seeking a Systems Administrator Senior (App Dev) to help support the

Systems Administrator, Senior Analyst, Naval Power Tucson AZ ONSITEJob Title - Systems Administrator, Senior Analyst, Naval Power Tucson AZ ONSITE

RTX CorporationCompany Name - RTX Corporation

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Tucson, Arizona, USA

Full-time

Date Posted: 2025-04-29 Country: United States of America Location: AZ805: RMS AP Bldg 805 1151 East Hermans Road Building 805, Tucson, AZ, 85756 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret Systems Administrator, Senior Analyst P2 Raytheon Digital Technology Program Digital Services - Naval Power Tucson

Systems Administrator, SeniorJob Title - Systems Administrator, Senior

General DynamicsCompany Name - General Dynamics

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Huntsville, Alabama, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Information Technology (IT) Systems, Infrastructure Support, Virtual Environments Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: GDIT is seeking qualified candidates to support the Missile Defense Agency (MDA)

Systems Administrator, Senior/SME (SCITLS)Job Title - Systems Administrator, Senior/SME (SCITLS)

General DynamicsCompany Name - General Dynamics

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Offutt Air Force Base, Nebraska, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Engineering (General) Job Qualifications: Skills: Capacity Utilization, IT Capacity Planning, Performance Metrics, Storage Performance, Technical Solutions Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Your Impact Own your opportunity to work with the larges

Systems Administrator Senior (App Dev & DevSecOps)Job Title - Systems Administrator Senior (App Dev & DevSecOps)

General DynamicsCompany Name - General Dynamics

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Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Cloud Computing, Computer Servers, Kubernetes, Microsoft Windows Server Certifications: Microsoft Azure Administrator - Microsoft Experience: 6 + years of related experience ship Required: No Job Description: GDIT is looking for a System Administrato

IT Systems Administrator SrJob Title - IT Systems Administrator Sr

SEDGWICK CLAIMS MGMT SERVICES, INC.Company Name - SEDGWICK CLAIMS MGMT SERVICES, INC.

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Tennessee, USA

Full-time

Taking care of people is at the heart of everything we do, and we start by taking care of you, our valued colleague. A career at Sedgwick means experiencing our culture of caring. It means having flexibility and time for all the things that are important to you. It's an opportunity to do something meaningful, each and every day. It's having support for your mental, physical, financial and professional needs. It means sharpening your skills and growing your career. And it means working in an envi

Systems Administrator Senior-Azure (App Dev & DevSecOps) RemoteJob Title - Systems Administrator Senior-Azure (App Dev & DevSecOps) Remote

General DynamicsCompany Name - General Dynamics

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Remote

Full-time

Linux Systems Administrator (Tier I)Job Title - Linux Systems Administrator (Tier I)

American Systems CorporationCompany Name - American Systems Corporation

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Arlington, Virginia, USA

Full-time

Overview AMERICAN SYSTEMS is a 100% employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities As a Tier I Linux Systems Administrator with AMERICAN SYSTEMS you will have the opportunity to do the following: Perform general Systems Administrator functions supporting all HPC users with courteous respons

Systems Administrator Senior - TS/SCI requiredJob Title - Systems Administrator Senior - TS/SCI required

General DynamicsCompany Name - General Dynamics

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Shafter, California, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), IT Hardware, Microsoft Windows Server Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Systems Administrator Senior - TS/SCI required Transform technology into opport

Systems AdministratorJob Title - Systems Administrator

Kforce Technology StaffingCompany Name - Kforce Technology Staffing

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Remote or Atlanta, Georgia, USA

Contract

RESPONSIBILITIES: Kforce has a client looking for a Senior Systems Administrator. This role is fully remote but candidates must commit to working 9am-6pm EST to best support this work. The ideal candidate will have exceptional application analysis and design skills, as well as thorough trouble-shooting capabilities. This is a highly visible, contract-to-hire role supporting a fully funded capital project. The work involves Microsoft 365 cross-tenant operational support - no policy design or engi

Systems Administrator - ONSITE in Louisville, GAJob Title - Systems Administrator - ONSITE in Louisville, GA

Capital Staffing SolutionsCompany Name - Capital Staffing Solutions

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Louisville, Georgia, USA

Contract

Systems Administrator 3-Months Contract-to-Hire ONSITE - Louisville, GA 30434 The positions is 8-5, Monday - Friday on site, with the possibility of traveling to the client's different locations (possibly up to 3 hours away). Travel expenses can be reimbursed INV- 2 rounds most likely Needs to be self motivated to problem solve on their own first before always asking Win Server 2019 and/or 2016 - install and the ins and outs of this - build a server (Windows Server), put application on that se

Systems Administrator (Archiving & Compliance Ops Support)Job Title - Systems Administrator (Archiving & Compliance Ops Support)

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

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Chandler, Arizona, USA

Full-time

Systems Administrator - Operations Support (Compliance & Archiving) Locations: Dallas/Westlake, TX Charlotte, NC Phoenix, AZ Minneapolis, MN (Hybrid or Onsite depending on location) Type: Contract (Long-Term) Compensation: Competitive (based on experience) Eligibility: Must be eligible to work in the U.S. without sponsorship Company Overview: Our client, a leader in the financial services sector, is seeking experienced Systems Administrators to join a high-impact, operations-focused infrast

Information Systems Administrator Senior, MPE, (Nellis) NVJob Title - Information Systems Administrator Senior, MPE, (Nellis) NV

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Nellis Air Force Base, Nevada, USA

Full-time

Job Description Who We Are: At Lockheed Martin Aeronautics, we're taking innovation to the next level. From designing the most advanced air vehicle to designing aircraft that defies gravity, our engineers live on the cutting edge of technology. Never have the opportunities for a technical career been so limitless. Why Lockheed Martin: At Lockheed Martin Aeronautics we value your unique skills and expertise and we aim to give back continuously by offering a wide variety of benefits and amenitie

Systems Administrator SrJob Title - Systems Administrator Sr

University Of UtahCompany Name - University Of Utah

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Salt Lake City, Utah, USA

Full-time

Announcement Details Open Date 03/11/2025 Requisition Number PRN41403B Job Title Systems Administrator Sr Working Title Systems Administrator Sr Job Grade G FLSA Code Computer Employee Patient Sensitive Job Code? No Standard Hours per Week 40 Full Time or Part Time? Full Time Shift Day Work Schedule Summary Monday-Friday between 8am and 5pm Some evenings and weekends may be required. This position may require working off hours and participating in an on-call rotation to address crit

Sr. Backup & Restore Systems Administrator- Onsite in Ft. WorthJob Title - Sr. Backup & Restore Systems Administrator- Onsite in Ft. Worth

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Remote or Fort Worth, Texas, USA

Full-time

Job Description As a Backup and Data Protection Specialist, you will be tasked with the management, configuration, and maintenance of our backup and recovery systems. The backup infrastructure you will be responsible for supports the Development Networks utilized by the Aeronautics business area to develop software for air combat platforms like the F-16, F-22 and F-35. You will ensure data protection and integrity, implement disaster recovery plans, and provide technical support for backup solu

Systems Administrator, TransportablesJob Title - Systems Administrator, Transportables

JacobsCompany Name - Jacobs

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Warrenton, Virginia, USA

Full-time

The mission of the Lone Wolf program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN-TS ES) which is a DoD-provided, TS/SCI, integrated voice, video, and data, global communications network that facilitates collaboration among senior leaders and key staff. The Lone Wolf program boasts a professional workforce comprised of specialists throughout the Information Technology lifecycle and who contribute to a positive work envi

Systems Administrator, Senior (MSO)Job Title - Systems Administrator, Senior (MSO)

General DynamicsCompany Name - General Dynamics

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Livermore, California, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: IT Networking, Networking, Networking Support Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Systems Administrator/Mission Support Operator - $10K Sign-on bonus *Classified work and therefore must be on-si

Systems AdministratorJob Title - Systems Administrator

Robert HalfCompany Name - Robert Half

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Bloomfield, Connecticut, USA

Contract

Description We are looking for an experienced Systems Administrator to join our team on a contract basis, working onsite in Bloomfield, Connecticut. In this role, you will be responsible for managing and optimizing IT infrastructure, ensuring system reliability, and supporting daily operations. The ideal candidate will have a strong background in systems administration and a proven ability to work with various technologies. Responsibilities: Administer and maintain system infrastructure, includ