Operating Systems jobs in Annapolis, MD

Suitland-Silver Hill, Maryland

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Today

Job ID: 2615766 Location: Suitland, MD, US Date Posted: 2026-08-17 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ?Varen, an SAIC company is seeking an experienced Systems Administrator to join out team. This position in located in Suitland, MD and requires an active TS/SCI with polygraph

Full-time

USD 160,001.00 - 200,000.00 per year

IT Services Tier II (PT Support) with Min 6yrs exp (Webcam interview)(PART TIME ONSITE _only Local to DMV Area)

Washington, District of Columbia

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Today

We are looking for a IT Services Tier II (PT Support) (Min 6+ Yrs Exp) Weekend role (Webcam Interview). POSITION DESCRIPTION DIRECT CLIENT Position Number of positions: 1 Length: 12 Months+ Work Address: Washington DC Immediate interviews (Webcam Interview) Weekend role: 10-hour shifts, 2 days/week. Shift time 2 PM - Midnight Experienced IT professional (6 10 yrs) providing Tier II support for critical 311/911 operations-troubleshooting workstations, apps, networks. Supports Mobile Data Comput

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Part-time

$DOE

TS/SCI Software Engineer SWE1

Maryland

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8d ago

Job Description THE WORK This role fosters collaboration with other engineers for the development of advanced solutions and agile development projects in support of a high-visibility mission. WHO WE ARE At Lockheed Martin, we're a leading aerospace and defense company that's shaping the future of cyber and intelligence. We're committed to innovating at the Edge: Harnessing the latest advancements in cyber, artificial intelligence, and machine learning to stay ahead of emerging threats and oppo

Full-time

USD 93,200.00 - 164,450.00 per year

Windows Administrator (Annapolis Junction, MD)

Maryland

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Today

Description & Requirements Maximus is seeking a Senior Windows Administrator to join our team. As a Senior Windows Administrator, you will be responsible for overseeing the design, implementation, and maintenance of windows-based servers and systems. Your role will involve managing server infrastructure, troubleshooting issues, and ensuring the reliability and security of the Windows environment. This is an onsite position in Annapolis Junction, MD, requiring five days per week onsite and an act

Full-time

USD 70,000.00 per year

Endpoint System Administrator with Windows Server

Baltimore, Maryland

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3d ago

System Administrator (Endpoint) - Baltimore, MD(Onsite) - Onsite interview mandatory Position OverviewWe are seeking an experienced Systems Administrator Endpoint & Server Infrastructure to support enterprise endpoint and server environments. This position is ideal for a hands-on systems administrator with strong experience managing Windows environments, enterprise patching, system upgrades, vulnerability remediation, and endpoint management technologies.The Systems Administrator will be respons

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Contract

Depends on Experience

RedHat Linux System Administrator (Levels I - IV)

Annapolis, Maryland

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5d ago

Job Title: RedHat Linux System Administrator Location(s): Annapolis Junction, Maryland Hours: Regular Full-Time Salary Range: $120k/yr - $185k/yr Clearance Requirements This position requires a current and active TS/SCI with Poly at the time of application. What you will be doing: The SAL will perform a variety of functions, depending on the level required. The specific demonstrated skills, as more fully set forth at each level may include: providing support for the implementation and oper

Full-time

USD 120,000.00 - 185,000.00 per year

Service Desk Technician

Baltimore, Maryland

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2d ago

DatamanUSA is looking for a Service Desk Technician for our direct client based in MD. This is a great opportunity for someone who is a quick learner with excellent people skills. Job Details: Job Title: Service Desk Technician Location: Baltimore, MD Duration: 6 months Basic Qualifications: *) Associate Degree in Information Technology, Computer Science, or a related field (or equivalent combination of education and experience). *) 1-2 years of customer support, help desk, or technical sup

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Full-time, Part-time, Contract, Third Party

USD 20-25

Service Desk Technician

Baltimore, Maryland

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2d ago

Easy Apply

Full-time, Part-time, Contract, Third Party

USD 20-25

Remote - Technical & Sales Support Representative

Bowie, Maryland

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Today

Category : Customer Service/Support As a Technology Technical Support Specialist, you will serve as a primary point of contact for our clients, managing inbound and outbound communications with professional excellence. Utilizing a suite of web-based tools, you will efficiently resolve inquiries to ensure a seamless and positive customer experience. This role is ideal for individuals passionate about service delivery in a high-velocity environment. Currently, employment is restricted to residents

Full-time

Senior Cloud System Administrator

Maryland

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Today

MANTECH seeks a motivated, career- and customer-oriented Sr Cloud System Administrator to join our team in Annapolis Junction, MD. Our team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort supports the Enterprise Infrastructure Services (EIS) organization, which oversees MPO?s Enterprise Information Technology (EIT)?the backbone platform for all enterprise users. Responsibilities: Provide administr

Full-time

Software Developer

Annapolis, Maryland

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Today

What You'll Be Doing: Design and code software components, units, and modules to meet product specifications and development schedules for clients/customers.Demonstrate knowledge of one or more platforms and operating systems and of programming languages such as Windows, Linux, C/C++ and Python.Test and debug software components and units.Adhere to product build and release schedules and strategies.Document and present findings.Develop software prototype demonstrations.Do independent research in

Full-time

USD 126,000.00 - 141,000.00 per year

Software Developer

Annapolis, Maryland

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Today

Description PLEX Solutions, A Part of Markon, is looking for Software Developers to support a cutting-edge contract in the Annapolis Junction, MD area. Responsibilities Design and code software components, units, and modules to meet product specifications and development schedules for clients/customers.Demonstrate knowledge of one or more platforms and operating systems and of programming languages such as Windows, Linux, C/C++ and Python.Test and debug software components and units.Adhere to

Full-time

USD 150,000.00 - 210,000.00 per year

System Administrator, Mid/Sr

Annapolis, Maryland

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Today

Unisity, LLC is a Service-Disabled Veteran Owned Small Business providing expert services in the Information Technology fields. We pride ourselves on delivering what is promised, as some would say we "just do". We are highly-qualified, self-driven professionals who work towards a common goal as a team, leading when appropriate and following when needed. Job Summary: The selected individual will provide system administration support for a large, complex network environment with geographically di

Full-time

USD 168,000.00 - 178,000.00 per year

MD-Systems Administrator (mid-senior) - TS/SCI w/ Polygraph

Annapolis, Maryland

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Today

Location: Annapolis Junction, Maryland Category: Systems Administration Travel Required: No Remote Type: No Clearance: TS/SCI w/ Polygraph 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 requests by delivering solutions that meet operational needs, and by upgrading, sustaining, and maintaining existing capabilities. The candidate must be comforta

Full-time

USD 92,300.00 - 166,850.00 per year

Systems Administrator - Mid-level

Annapolis, Maryland

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Today

Systems Administrator - Mid-Level Why This is an Exciting Role: BI&A is seeking a Systems Administrator to be responsible for maintaining the smooth operation of multi-user computer systems, ensuring optimal performance, security, and reliability. This role involves monitoring system resources, managing user accounts, coordinating with network engineers, and providing technical support to ensure efficient and secure computing environments. Experience and Qualifications: To be eligible for thi

Full-time

USD 109,000.00 - 154,000.00 per year

Systems Administrator II - Ansible and Terraform Required (TS/SCI w/ POLYGRAPH)

Annapolis, Maryland

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Today

COMSO, Inc. is a powerhouse when it comes to empowering federal government stakeholders to fulfill their mission with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning solutions for workforce development, and exceptional operations and production support. We were founded in 1988, and remain a recognized woman owned small business, operating in several states including Maryland, Georgia, Hawaii, Texas, and Alaska.

Full-time

USD 75,000.00 - 85,000.00 per year

System Administrator Level 2 - (Linux, Unix, Windows)

Annapolis, Maryland

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Today

System Administrator Level 2 - (Linux, Unix, Windows) Clearance: TS/SCI - Polygraph required Position ID: 21-11-03-SA2 Location: Annapolis Junction, Maryland Description: Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/netwo

Full-time

USD 154,000.00 - 189,000.00 per year

Mid/Sr. System Administrator

Annapolis, Maryland

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Today

Mid/Sr System Administrator Leidos has a new and exciting opportunity for a Mid/Sr System Administrator in our Intel Sector's 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 im

Full-time

USD 92,300.00 - 166,850.00 per year

Mid-Senior Level System Admin

Annapolis, Maryland

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Today

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2019, runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a System Admin to join our intel team. The selected individual will provide system administration support for a large, complex network environment with geographically distributed systems. The role supports system engineering requests by delivering solutions that meet operational needs, and by upgrading, sustaining, and maintaining

Full-time

USD 114,000.00 - 190,000.00 per year

System Administrator Level 1 - (Linux, Unix, Windows)

Annapolis, Maryland

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Today

System Administrator Level 1 - (Linux, Unix, Windows) Clearance: TS/SCI - Polygraph required Position ID: 21-05-01-SA1 Location: Annapolis Junction, Maryland Description: Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/netwo

Full-time

USD 128,000.00 - 156,000.00 per year

Operating Systems jobs in Annapolis, MD, USA