Senior Systems Administrator Jobs in District of Columbia

21 - 40 of 44 Jobs

Senior Linux Systems AdministratorJob Title - Senior Linux Systems Administrator

LeidosCompany Name - Leidos

•

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed

Systems Administrator IVJob Title - Systems Administrator IV

Robert HalfCompany Name - Robert Half

•

Washington, District of Columbia, USA

Contract

Description We are looking for an experienced Systems Administrator IV to join our team in Washington, District of Columbia. In this long-term contract position, you will manage and optimize complex IT systems and infrastructures, ensuring their efficient operation and compliance with industry standards. This role offers an exciting opportunity to apply advanced technical knowledge to solve challenging issues and contribute to the success of large-scale projects. Responsibilities: Oversee the i

Systems Administrator IIJob Title - Systems Administrator II

Robert HalfCompany Name - Robert Half

•

Washington, District of Columbia, USA

Contract

Description We are looking for an experienced Systems Administrator II to join our team in Washington, District of Columbia. In this long-term contract position, you will play a key role in maintaining and optimizing system infrastructures, ensuring they meet organizational needs and industry standards. This is an excellent opportunity for someone who thrives in a collaborative environment and enjoys solving technical challenges with innovative solutions. Key Responsibilities: Administer and ma

Systems AdministratorJob Title - Systems Administrator

Credence Management SolutionsCompany Name - Credence Management Solutions

•

McLean, Virginia, USA

Full-time

Overview Credence is one of the largest privately held technologies services company in the country, repeatedly recognized as a top place to work, and have been on the Inc. 5000 Fastest Growing Private Companies list for the last 12 years. We practice servant leadership and believe that by focusing on the success of our clients, team members, and partners, we all achieve greater success. At Credence, we support our clients' mission-critical needs, powered by technology. We provide cutting-edge s

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

American Systems CorporationCompany Name - American Systems Corporation

•

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 This job requisition is for potential upcoming work at AMERICAN SYSTEMS and does not represent a current opening. Qualified candidates will be contacted when the work becomes available. As a Tier I Linux S

Systems AdministratorJob Title - Systems Administrator

LeidosCompany Name - Leidos

•

Springfield, Virginia, USA

Full-time

The Multi-Domain Solutions (MDS) division at Leidos is seeking a detail-oriented and experienced Systems Administrator to manage the installation, configuration, administration, and maintenance of enterprise systems and associated hardware. The ideal candidate will play a key role in supporting IT infrastructure, ensuring system reliability, performance, and security across physical and virtual environments. Primary Responsibilities: Install, configure, and maintain systems, including servers a

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

General DynamicsCompany Name - General Dynamics

•

Fort Meade, Maryland, 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: Computing, IT Hardware, System Administration Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Systems Administrator Senior - TS/SCI required Transform technology into opportunity as a Syste

Systems AdministratorJob Title - Systems Administrator

LeidosCompany Name - Leidos

•

Chantilly, Virginia, USA

Full-time

IT Analyst / Systems AdministratorJob Title - IT Analyst / Systems Administrator

Modern Technology SolutionsCompany Name - Modern Technology Solutions

•

Fort Belvoir, Virginia, USA

Full-time

Overview Own Your Future. Modern Technology Solutions, Inc. (MTSI) is seeking a IT Analyst/Systems Administrator in Ft. Belvoir, Va. Why is MTSI known as a Great Place to Work? Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the

Systems Administrator with Network Skills - Clearance RequiredJob Title - Systems Administrator with Network Skills - Clearance Required

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

Annapolis, Maryland, USA

Full-time

Job Description This position is participating in our External Referral Program. If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a payment! code-extrefer Senior Systems Network Administrator - Clearance Required WHAT WE'RE DOING Join Lockheed Martin Rotary and Mission Systems, Cyber & Intelligence, where we foster innovation and integrity. As a Senior Systems Network Administrator, you'll be empowered to create "new realities"

Senior Network/Systems AdministratorJob Title - Senior Network/Systems Administrator

GovCIOCompany Name - GovCIO

•

Remote

Full-time

Overview GovCIO is currently hiring for a Senior Network/Systems Administrator with an active Secret clearance. This position will be located in Sterling, VA and will be a fully remote position. Responsibilities Establishes and maintains smooth operation of computer systems (to include operating systems, software and hardware) in networked or stand-alone configurations, maintains system integrity, and upgrades systems and/or servers as required. May create and document new methods supporting

Systems Admin VDI - SeniorJob Title - Systems Admin VDI - Senior

Apex SystemsCompany Name - Apex Systems

•

Odenton, Maryland, USA

Full-time

Job#: 2081128 Job Description: For immediate response, please send to : Updated WORD resume/Security+ CE, desired hourly/salary rate, and best time to speak! Position: Top Secret (SCI Eligible) VDI Systems Admin Location: Ft. Meade, MD (100% ONSITE) Duration: Long Term Contract (Contract goes until 2030) MUST HAVES: Ability to obtain and maintain a Top Secret/SCI | Security+ CE (please send copy)Bachelor's & 6 years of experience OR 10+ Years of ExperienceAdvanced/Expert knowledge in VDI and

Systems Administrator (IT Program Services)Job Title - Systems Administrator (IT Program Services)

NightwingCompany Name - Nightwing

•

Annapolis, Maryland, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Sr. ERP and CRM Systems AdministratorJob Title - Sr. ERP and CRM Systems Administrator

EclaroCompany Name - Eclaro

•

Remote

Contract

ECLARO is a company that delivers talent. We provide fully customizable, comprehensive talent acquisition and management of seasoned professionals through a number of business models, including: Consulting, Professional Hire, Global Integrated Delivery and Managed Services. Kindly email with a Word resume along with the position ID number, your hourly rate and availability. This is Homer Ballega. I am a Recruiter with ECLARO. We are first tier suppliers of technical services to several Fortune 5

G2 SharePoint Systems Administrator | Active Top Secret clearanceJob Title - G2 SharePoint Systems Administrator | Active Top Secret clearance

General DynamicsCompany Name - General Dynamics

•

Remote

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Microsoft SharePoint Administration, SharePoint Management, System Administration Certifications: None Experience: 6 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a SharePoint / Systems Administrator with

Mid-Level C-17 Remote Sites Systems AdministratorJob Title - Mid-Level C-17 Remote Sites Systems Administrator

Boeing CompanyCompany Name - Boeing Company

•

Washington, USA

Full-time

Mid-Level C-17 Remote Sites Systems Administrator Company: The Boeing Company The Boeing Company's Specialized United States (U.S.) Infrastructure Operations organization is currently seeking a Mid-Level C-17 Remote Sites Systems Administrator to join the team in Joint Base Lewis-McChord, WA. This position will require the individual to support users at remote U.S. Air Force locations and work with virtual teammates across multiple time zones. The selected candidate will perform a multi-discip

System Administrator & Technical Lead - TS/SCI ClearanceJob Title - System Administrator & Technical Lead - TS/SCI Clearance

Dexian DISYSCompany Name - Dexian DISYS

•

Washington, District of Columbia, USA

Full-time

Dexian has been engaged to identify a Senior System Administrator and Technical Lead with active TS/SCI clearance, to directly support the most sensitive programs of a defense technology organization. This is a Full-Time staff position working onsite in Washington, D.C. The Senior Systems Administrator will be a part of the team building and maintaining the critical classified infrastructure. You will have the opportunity to work with and learn from some of the world's best engineers and cybers

Lead System Administrator 2Job Title - Lead System Administrator 2

PANGIAM a BigBear.ai CompanyCompany Name - PANGIAM a BigBear.ai Company

•

Columbia, Maryland, USA

Full-time

Overview BigBear.ai is hiring a Lead Systems Administrator 2 for an exciting upcoming Cyber Operations contract award to support contracts that provide enterprise architecture and standards related systems engineering. You will be coordinating activities pertaining to the development, documentation, and maintenance of the enterprise architecture.Tasks will include providing system engineering, configuration management, deployment management, planning, scheduling, and related processes, tools, a

WebLogic System AdministratorJob Title - WebLogic System Administrator

Spruce Technology Inc.Company Name - Spruce Technology Inc.

•

Washington, District of Columbia, USA

Full-time, Contract

Title: WebLogic System Administrator Job Type: Contract Employment Type of Work: On-Site Work Company Location: Washington, DC Job Description We are looking at Oracle WebLogic Administrator who will be responsible for deploying and supporting middleware applications using Oracle WebLogic products. The ideal candidate will be a Sr. systems admin with WebLogic admin experience having middleware administration in a large enterprise environment with a focus on WebLogic. Responsibilities: Provide ov

Lead Systems Admin (DataDog Admin)Job Title - Lead Systems Admin (DataDog Admin)

Dexian DISYSCompany Name - Dexian DISYS

•

Remote

Contract, Third Party

Position: Lead Systems Admin Location: 100% Remote Job Type: 9 Months Contract (Long-term role with extensions) Hiring Manager Notes: Straight contract role.. Preference for someone local who can go to the office when needed but open to those who are not local as long as they can support EST hours. Using Datadog as primary tool and BigPanda (nice to have) for centralized Event Mgmt. First initiative: Datadog is in GovCloud now and plans to move to commercial Cloud within Datadog. Second init