Linux Systems Administrator
teKnoluxion Consulting
Overview Linux System Administrator Annapolis Junction TS/SCI with poly At Bcore, our strength comes from how we deliver impact to the mission. Whether it’s architecting critical IT solutions, producing actionable intelligence, or developing cutting edge technology, we succeed because of the expertise, collaboration, and agility of our teams. Our Mission Services division combines enterprise IT, cloud solutions, DevSecOps, systems engineering, software development, and operational support. Bcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid‑fire engineering, precision‑measured outcomes, and relentless grit into mission‑ready solutions. Do you want to join a team that is building tailored technical solutions to modernize our government’s mission and our client’s business? Do you have a desire to change how people work? Are you interested in helping to protect our nation’s cyber interests? Join our growing team as a Linux System Administrator . Responsibilities We are seeking a skilled and detail‑oriented Linux System Administrator to join our IT infrastructure team. The ideal candidate will have strong experience managing enterprise Linux environments and supporting storage, backup, security, and patching systems. This role requires hands‑on expertise with IBM Enterprise Storage, Veritas NetBackup, and vulnerability management tools, along with a solid understanding of system hardening and package management. Key Responsibilities: Administer, maintain, and optimize Linux‑based systems in a production environment Manage and support IBM Enterprise Storage solutions, ensuring high availability and performance Configure, monitor, and troubleshoot Veritas NetBackup for enterprise backup and recovery operations Perform system patching and package management using YUM repositories Execute and remediate vulnerability scans using Nessus , ensuring compliance with security standards Support and maintain STE/STIN processes and environments (as applicable to organizational standards) Implement and maintain system security configurations, including NSF frameworks/policies Monitor system performance, troubleshoot issues, and implement proactive improvements Collaborate with cross‑functional teams for infrastructure upgrades, audits, and incident response Maintain documentation for system configurations, procedures, and compliance requirements Qualifications Clearance Required: TS/SCI with poly Education/Experience: Requires Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience) 3+ years of hands‑on Linux system administration experience (RHEL, CentOS, or similar) Required Skills: Experience with IBM Enterprise Storage systems Strong knowledge of Veritas NetBackup (NetBackup Administration) Experience with Nessus vulnerability scanning and remediation workflows Proficiency with YUM package management and patching strategies Familiarity with STE/STIN processes and NSF‑related security frameworks Solid understanding of Linux security, system hardening, and compliance practices Strong troubleshooting and scripting skills (Bash, Python, or similar) What is ideal? Red Hat Certified System Administrator (RHCSA) or equivalent certification Experience in enterprise environments with high availability and disaster recovery requirements Familiarity with automation tools (Ansible, Puppet, or similar) Exposure to cloud or hybrid infrastructure environments Intelligence Community Experience preferred What you can expect from us Recognizing great achievements do not go unnoticed by bcore through service anniversaries, spot awards, and employee referral bonuses You’ll join a growing organization of passionate, top‑shelf, IT engineering professionals with extensive experience in actively developing the technology revolution in the Intelligence community Benefits include Health/Dental/Vision, 401(k), Paid Time Off, STD/LTD/Life Insurance/Voluntary Life Insurance, Stipends, Referral Bonuses, and more. BCore is proud to be an equal opportunity workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability status, protected veteran status, sexual orientation or any other characteristic protected by law. #J-18808-Ljbffr
- ...GDIT is seeking a Systems Administrator to support the Agency’s High-Performance Computing (HPC) infrastructure and development environment. The role emphasizes Linux system administration, automation, and security compliance to maintain large-scale HPC clusters. Qualified...Suggested
- ...Amatriot is seeking a Red Hat Enterprise Linux Administrator to manage and optimize a federal client’s RHEL infrastructure. You will oversee system administration, configuration, and security to ensure stability and high availability. This role requires DoD Secret clearance...Suggested
$100k - $140k
...Red Alpha is looking for a Linux System Administrator to join a mission-critical software development effort in Maryland. This role involves performing system administration, monitoring system performance, and supporting overall architecture. Qualified candidates should...Suggested- 2HB Incorporated is seeking a System Administrator to support its government customer in Annapolis Junction, MD. The role requires a TS/SCI with Full Scope Polygraph clearance and focuses on secure Linux system administration. The ideal candidate will manage containers/...SuggestedFull time
- ...Independent Software is seeking a System Administrator Level 1 to support mission-critical Linux environments for the Department of Defense and Intelligence Community. This role involves maintaining and troubleshooting Linux systems while ensuring compliance with security...Suggested
- ...Overview The Linux System Administrator manages the day-to-day operations of Linux servers, ensuring system stability, security, and efficiency. This role involves troubleshooting issues, automating tasks, and supporting development or operations teams. Required Qualifications...
$165k - $196k
...performance infrastructure, and automating complex deployments at scale, you’re in the right place! We are looking for a Senior Linux Systems Administrator who shares our drive to push boundaries and build secure, data‑driven applications that make a real difference. In this...Remote workFlexible hours- ...performance infrastructure, and automating complex deployments at scale, you're in the right place! We are looking for a Senior Linux Systems Administrator who shares our drive to push boundaries and build secure, data-driven applications that make a real difference. In this...
- ...Description Leidos has a new and exciting opportunity for a Principal Linux Systems Administrator in our Intelligence Sector, Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission...Immediate startRelocation packageFlexible hours
- ...leading technology firm is seeking a Senior Cloud & Distributed Systems Engineer to manage large-scale distributed systems and... .... The ideal candidate should have extensive experience in Linux systems administration, scripting, and managing cloud infrastructure,...
- ...Job Title: Red Hat Linux Administrator *Local to MD *No Visa Restrictions* Job Description: Client is seeking one Red Hat Linux... ...environments. The resource will be responsible for ensuring system stability, security, and performance while supporting a range...Local area
- ...Synthesis has extensive experience building large-scale, enterprise systems for government and commercial clients. We specialize in... ...agencies. Job Description Synthesis Systems is seeking a Linux Administrator for a long-term, contract in Suitland, Maryland. Sterling, VA...Long term contract
$80k
...Requirements Maximus is seeking an accomplished Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for... ...the RHEL infrastructure. Your role will involve overseeing system administration, configuration, troubleshooting, and ensuring...Minimum wageContract workTemporary workWork experience placement- ...SHOULD have active Red Hat Linux Administrator certificate Role: Senior Red Hat Linux Administrator Industry: Government & Public... ...development, testing, and production environments. b. Performing system upgrades, patch management, and security hardening to ensure...Contract workH1bLocal area
- ...Polygraph City: Annapolis Junction State/Province: Maryland 20701 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...Full time
- ...Momentum Engineering, Inc. is looking for a Cloud Systems Administrator to administer and optimize enterprise cloud environments using technologies... ...Hadoop. The ideal candidate will have strong experience in Linux-based systems, a Bachelor’s degree in a technical discipline...
- ...LufCo is seeking a Systems Administrator in Annapolis Junction, MD. This full-time position offers a chance to drive automation for mission success... ...field or equivalent experience, with a strong background in Linux, problem-solving, and system administration. The role...Full time
- ...ANALYGENCE is seeking a Tactical Network and Computer Systems Administrator to support NAWCAD Cyber Warfare Division programs at NAS Patuxent... ...tasks while ensuring system integrity and availability. Certifications in Microsoft and Linux OS are preferred. #J-18808-Ljbffr...
- ...System Administrator 1 – Avid Technology Professionals Location: Annapolis Junction, MD Responsibilities & Qualifications Containers/Cloud environments... ...Virtualization IP networking and firewall experience All Linux: solid understanding of PKI/TLS/crypto and crypto policies...Full time
- ...Shield Consulting Solutions is seeking a Fornsat Systems Administrator in Annapolis Junction, MD. The role supports a 24x7 watch center, maintaining Linux systems and national security data flows, with front-end survey systems and DNR/DNI technologies over IP. Required...Remote workShift work
- ...General Dynamics Information Technology is looking for a Systems Administrator Principal in Maryland to advance customer operations while building... ...polygraph. The ideal candidate will have proficiency in Linux and Windows systems, VMWare, and tools such as Gitlab and Ansible...
- ...Management Virtualization Ip networking and Firewall exp. ALL LINUX Solid understanding of PKI/TLS/crypto including crypto... ...automation tools is a bonus Application support and general troubleshooting SSP compliance and STE/STN support on Linux systems...
- ...A top-tier engineering firm is seeking a Cloud System Administrator to manage cloud environments using Java and open-source technologies. The... ...a Top Secret/SCI clearance and have extensive experience in Linux systems and networking. Responsibilities include administering...Hourly payShift workAfternoon shift
$131.3k - $237.35k
...an exciting opportunity for a Database Administrator within our National Security Sector’s (NSS... ..., and maintenance of complex IT systems and database environments. The DBA will... ...Oracle and OEM Management Red Hat Linux 7/8 Git, Puppet, VMware Docker and...Immediate startFlexible hours- ...demonstrated experience in modern operating systems and network architectures. Information... ...bounded by constraints. Experience with Linux. Experience with Splunk. Ability to... ...Responsibilities We are seeking a Senior System Administrator to provide enterprise-focused...
- ...competitive compensation and benefits package. Visit our website at: Systems Administrator 2 (w/ Poly) Candidate must have an active TS/SCI w/ Poly.... ...ideal candidate for this position will have experience in Linux, STE/STN tools LatteArt, and Nessus. Required Skills Provide...
- ...Member of a cross-functional team providing Windows systems administration/engineering expertise and guidance for a critical enterprise-wide messaging... ..., patching servers and applying DISA STIGS, basic Linux experience is a bonus. Duties Include Serve as the subject matter...Local area
- ...flashback features Strong hands-on experience with Oracle 19c on Linux (non-RAC) Proven expertise with Data Guard Broker and FSFO in... ...backup/recovery and Flashback Database Proficiency in Linux administration and shell scripting Experience supporting multi-site observer...
$165k - $190k
...Columbia Technology Partners is seeking an experienced System Administrator 3 to provide implementation, troubleshooting, maintenance, and operational... ...of system infrastructure. Administer and maintain Linux and Windows operating systems, with an emphasis on Red Hat Enterprise...Local area- ...Full Scope Polygraph Clearance. 2HB Incorporated is seeking a Systems Administrator to support its government customer in Annapolis Junction, MD... ...Annapolis Junction, MD. The successful candidate will have: Linux, STE/STN tools LatteArt, and Nessus This is a full-time...Full time
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