Average salary: $197,351 /yearly
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$151k - $170k
.../SCI with Polygraph is required for this position **Position OverviewWe are seeking a highly experienced Senior Linux System Administrator / System Engineer to support a high-visibility mission environment within the Intelligence Community. This role requires deep expertise...Suggested- ...MANTECH seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD. You will... ...university. ~20 years’ experience as an Systems Administrator/Engineer in programs and contracts of similar scope, type and complexity...SuggestedWork at office
MANTECH
Laurel, MD15 hours ago - ...MANTECH is seeking a motivated, career and customer-oriented Linux System Administrator in Laurel, MD. Become an integral part of a diverse team that delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense...SuggestedContract workWork at officeShift work
MANTECH
Laurel, MD15 hours ago $130k - $150k
...active TS/SCI with Polygraph is required for this position **Description:Red Arch Solutions is seeking a skilled and detail-oriented Linux System Administrator to join our IT infrastructure team in Annapolis Junction, Maryland. The ideal candidate will have strong...Suggested$135k
ManTech International seeks a Linux System Administrator to support critical national security missions. In this role, you will install... ..., support accreditation and compliance, collaborate with engineers and cyber teams, and document configurations. ManTech offers robust...SuggestedManTech International
Laurel, MD10 days ago- ...THE CYBERCORE TECHNOLOGIES TEAM.We are GROWING ! Bring your Technical Capabilities, Enthusiasm, and Team Focus.New Opportunity for a LINUX System Administrator - TS/SCI Poly.Job Responsibilities:Key Responsibilities: Seeking Linux Systems Administrator to join team in...Suggested
$116.35k - $210.33k
Linux Systems Administrators / Engineers are needed across several Leidos prime programs in our Intelligence Sector’s Cyber & Analytics Business Area (CABA). Our talented team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission Software...SuggestedFull timeImmediate startRelocation packageFlexible hours$120,000 per week
Join ManTech and become a part of a team that collaborates to deliver innovative technologies and solutions essential for the U.S. intelligence community, the Department of Defense, and other federal agencies. As a Senior Systems Administrator, you will play a vital role...SuggestedManTech International
Laurel, MDa month ago- OverviewSenior Linux Systems AdministratorLOCATION: Columbia, MD (Onsite)JOB STATUS: Full-timeCLEARANCE: Active Top Secret / TS/SCI... ...environmentsPREFERRED QUALIFICATIONS / SKILLSRed Hat Certified Engineer (RHCE) or Red Hat Certified Architect (RHCA)HPC experience with...SuggestedMonday to Friday
$92.3k - $166.85k
Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our Intelligence Sector’s, Cyber & Analytics Business... ...Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software,...SuggestedFull timeImmediate startFlexible hours- ...Senior Linux Systems Administrator Our client needs a seasoned infrastructure expert to keep a large, mission-critical enclave running smoothly — think servers, virtual machines, managed switches, NAS, VLANs, and VPNs all working in concert. If you enjoy owning the...Suggested
The Maven Group Co
Annapolis Junction, MD1 day ago $77.6k - $176k
Linux System Administrator, SeniorThe Opportunity:Install systems on dedicated infrastructure, ensure the infrastructure is functional and available, and update and patch critical systems. Provide customers with insight into their network through monitoring and performance...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work- ...are unable to sponsor an employment Visa. What You’ll Be Doing (We don’t love the bullet points, but we love the work!) As the Linux System Administrator, you'll get to be part of a team responsible for providing support for a large-scale Linux system including...SuggestedVisa sponsorshipWork visa
GIGATEC Engineering
Annapolis Junction, MD1 day ago - ...Job Description Jovian Concepts, LLC is looking to hire a Linux Systems Administrator Level 1 for a great opportunity in the Annapolis Junction, MD area. A current and active TS/SCI clearance with a MD Polygraph is required. No CCA's will be accepted at this...SuggestedFull time
Jovian Concepts Inc
Annapolis Junction, MD3 days ago $101k - $129k
...worldwide high-performance bulk data transport services for the IC and enterprise partners. This is a strong fit for someone who enjoys Linux, operational support, and keeping high-availability systems moving. What Makes This Opportunity Stand Out This role gives you...SuggestedContract workFor contractorsImmediate startWorldwideVisa sponsorshipIntelliforce-IT Solutions Group, LLC.
Annapolis Junction, MD1 day ago$119.5k - $275k
Federal HPC Linux System Administrator, (Clearance required TS/SCI with Poly) On-Site, MarylandThis role has been designed as ‘’Onsite... ...and Experience: Bachelor’s degree in Computer Science, Engineering, or related area of study OR equivalent work experience 3+ years...Full timeWork experience placementWork at office$81.6k - $143.87k
...Certified System Administrator• Experience trouble shooting and configuring Transport Layer Security (TLS)• Windows 10/11 administration• Linux networking experience#RMSRM2026Clearance Level: TS/SCI w/Poly SPOther Important Information You Should KnowExpression of Interest:...Full timeTemporary workWork experience placementWork at officeRemote workFlexible hours$10k
...Description: Columbia Technology Partners is seeking a skilled Linux System Administrator to support enterprise infrastructure in a... ..., and implement proactive improvements Collaborate with engineering, security, and infrastructure teams to support upgrades, audits...Temporary workFor contractorsLocal areaColumbia Technology Partners
Annapolis Junction, MD5 days ago- Requires a minimum TS/SCI CI PolySenior Linux/Network AdministratorJob SummaryThe selected candidate will be responsible for performing... ...distributed systems. The position entails supporting system engineering requests to meet operational needs, as well as engineering, deploying...
$100k
...advanced technology systems? If so, we're looking for someone like you to join our team at APL! We are seeking a Linux System Administrator to join the RF Engineering group to support Hardware‑in‑the‑Loop (HiL) facilities. In this role, you will apply Risk Management...Interim roleJohns Hopkins Applied Physics Lab
Laurel, MD1 day ago- General information Job Posting Title Windows / Linux System Administrator Date Thursday, April 16, 2026 City Annapolis... ...of relevant experience in systems administrator or systems engineering. o Experience with Windows / Linux Server environments,...Minimum wageFull timeContract workTemporary workWork experience placement
$87.1k - $157.45k
Leidos has a new and exciting opportunity for a Systems Engineer in our Intelligence Sector’s, Cyber & Analytics Business Area (CABA).... ...documentation and drawing packagesInstall, configure, and manage Linux-based systems (RedHat/CentOS/Rocky)Support and maintain GOTS...Full timeImmediate startFlexible hours$98.1k - $174.8k
...system domains to the IC and its partners in Defense, Homeland Security, Foreign Affairs, and Law Enforcement. AT&T has an opening for a Linux Administrator Description Of Job Duties/Responsibilities This position requires office presence a minimum of 5 days per week and is...Temporary workWork at officeLocal areaRelocationAT&T
Columbia, MD2 days ago$130k - $270k
...customers exactly what is needed in a timely manner. Our team of engineers take pride in what they develop and constantly innovate to... ...and complexity. Required Skills: Experience using the Linux CLI Experience creating, managing, and troubleshooting complex...Hourly payFull timeTemporary workCaptivation Software
Annapolis Junction, MD15 hours ago$180k - $265k
..., and choose the way forward for implementation. As part of an engineering office, our customer and our workforce look and plan for future... ...remains involved in the resolution process. Configures and manages LINUX operating systems and installs/loads operating system software,...Hourly payContract workFor contractorsWork at officeLocal areaMonday to Friday$130k - $270k
...customers exactly what is needed in a timely manner. Our team of engineers take pride in what they develop and constantly innovate to... ...and complexity. Required Skills: Experience using the Linux CLI and Linux tools Experience developing Bash scripts to automate...Hourly payFull timeTemporary workCaptivation Software
Annapolis Junction, MD15 hours ago$130k - $270k
...customers exactly what is needed in a timely manner. Our team of engineers take pride in what they develop and constantly innovate to... ...and complexity. Required Skills: Experience using the Linux CLI and Linux tools Experience developing Bash scripts to automate...Hourly payFull timeTemporary workCaptivation Software
Annapolis Junction, MD15 hours ago- ...environment (on-premises and AWS cloud). · Administer and troubleshoot Linux (Amazon Linux 2023, RHEL 8/9) and Windows Server (2016/2022)... ...·14+ years of experience as a Systems Administrator or Cloud Engineer supporting programs of similar scope and complexity. ·...Work at office
MANTECH
Annapolis Junction, MD15 hours ago $130k - $270k
...customers exactly what is needed in a timely manner. Our team of engineers take pride in what they develop and constantly innovate to... ...HPC resources in a large multi-tenant containerized Kubernetes Linux environment. Requirements Security Clearance:...Hourly payFull timeTemporary workCaptivation Software
Annapolis Junction, MD15 hours ago$130k - $270k
...customers exactly what is needed in a timely manner. Our team of engineers take pride in what they develop and constantly innovate to... ...and complexity. Required Skills: Experience using the Linux CLI and Linux tools Experience developing Bash scripts to automate...Hourly payFull timeTemporary workCaptivation Software
Annapolis Junction, MD15 hours ago
