linux / unix systems administrator Jobs in baltimore, md

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Platform Engineer - Technical Lead

Leidos

Bladensburg, Maryland, USA

Full-time

Job DescriptionDescription Leidos is looking for a Platform Engineer - Technical Lead to support a large program within a Federal Law Enforcement Agency. The Platform Engineer Technical Lead will oversee the design, development, and maintenance of enterprise-grade platform solutions. This includes managing cloud infrastructure, on-premise environments, and containerized applications. As a subject-matter expert (SME), you will be responsible for implementing best practices, optimizing performance

Splunk & XSOAR Cloud Security SME

Connexion Systems & Engineering

Remote

Contract

We have an opening for a Splunk ES and XSOAR Cloud Security SME in Dallas, TX. Role is 100% remote. Start date is ASAP & will last 6+ MONTHS (extendable). Temp to perm Pay rate is 80-95/hr Skills (NONE/ADVANCED/EXPERT): At least 5+ years of experience in the IT industry with strong technical knowledge on AWS Infrastructure & security services (EC2, ELB, Guardduty, ConfHands on experience in terraform IaC deployments and ability to implement security automation.Strong experience working on enter

Red Hat Enterprise Linux (RHEL) Administrator - Secret Clearance Required

Maximus

Maryland, USA

Full-time

General information Job Posting Title Red Hat Enterprise Linux (RHEL) Administrator Date Thursday, June 5, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an accomplished Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for our federal client's critical operations. As a Red Hat Enterprise Linux Admin, you will be responsible for managing and maintaining the RHEL infrastru

Red Hat Enterprise Linux (RHEL) Administrator - Security Clearance Required

Maximus

Maryland, USA

Full-time

General information Job Posting Title Red Hat Enterprise Linux (RHEL) Administrator Date Thursday, June 5, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an accomplished Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for our federal client's critical operations. As a Red Hat Enterprise Linux Admin, you will be responsible for managing and maintaining the RHEL infrastru

System Administrator Level IV

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Linux, Microsoft Windows, Troubleshooting Certifications: None Experience: 9 + years of related experience ship Required: Yes Job Description: System Administrator Level IV Transform technology into opportunity as

Embedded Developer Level 2

Metrea Management, LLC

Maryland, USA

Full-time

Company OverviewMetrea is a defense company dedicated to translating commercial innovation into solutions for the hardest problems in national security. With deep mission expertise, Metrea focuses on delivering effects as-a-service across a spectrum of domains including Air & Space, Electromagnetic & Cyber, and Synthetic. Metrea Management provides central services to eleven (11) global capability units via Operations, Solutions, Strategy, Legal, and Finance teams. Capability Unit Metrea Algorit

Software Engineer (Networking) - Remote!

Toucreek Technologies

Remote

Full-time

Who You'll Work With: We're looking for a Software Engineer to join our customer's Professional Services (Software Development) team. Our customer is a top company in data-driven, client-to-cloud networking for large data centers, campuses, and routing environments. You'll work with a global team of software engineers to create high-quality, reliable software that helps customers and colleagues meet their goals and tackle real-world challenges. What You'll Do The team's work can be divided into

Sr. Software Engineer 1

Exelon Corporation

Baltimore, Maryland, USA

Full-time

Who We Are We're powering a cleaner, brighter future. Exelon is leading the energy transformation, and we're calling all problem solvers, innovators, community builders and change makers. Work with us to deliver solutions that make our diverse cities and communities stronger, healthier and more resilient. We're powered by purpose-driven people like you who believe in being inclusive and creative, and value safety, innovation, integrity and community service. We are a Fortune 200 company, 19,0

Databricks Security Engineer, Senior (Security Clearance) -Remote work local to DC Metro or FL

ICF

Remote or Arlington, Virginia, USA

Full-time

ICF International seeks an experienced and cleared Senior Databricks Engineer with cyber security experience to support the research and development of new cyber analytic capabilities that will help the US protect and defend its networks and critical information systems. The Senior Databricks Engineer will support a large federal cyber security analytic program. Your work will contribute to the knowledge of how cyber-attacks work, how vulnerabilities are exploited, and the way hostile cyber acto

Senior System Secrurity Specilaist must to have Forgerock / Sailpoint Experience

Unisoft Technology Inc

Baltimore, Maryland, USA

Contract, Third Party

A minimum of four (4) years of experience implementing, administering, and monitoring Security Controls and Governance for public-facing complex IT systems. A minimum of four (4) years of specialized experience in defining computer security requirements for high-level applications, evaluating approved security product capabilities, and developing solutions to multilevel security problems. A minimum of four (4) years of hands-on experience providing operational support for ForgeRock and Sailpoi

Senior System Engineer III

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Linux, Operating Systems (OS), Systems Design, Systems Development, Systems Management Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Systems Engineer Senior Level Deliver simple

Software Developer Level 3

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Design, Detailed Design, Documentations, Software Design, Software Systems Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Designs, develops, troubleshoots and analyzes routine, c

Software Developer Level 3

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Design, Detailed Design, Documentations, Software Design, Software Systems Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Designs, develops, troubleshoots and analyzes routine, co

Software Developer Level 3

General Dynamics Information Technology

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Design, Detailed Design, Documentations, Software Design, Software Systems Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Designs, develops, troubleshoots and analyzes routine, c

Senior Forgerock System Secrurity Specilaist

Unisoft Technology Inc

Baltimore, Maryland, USA

Contract, Third Party

A minimum of four (4) years of experience implementing, administering, and monitoring Security Controls and Governance for public-facing complex IT systems. A minimum of four (4) years of specialized experience in defining computer security requirements for high-level applications, evaluating approved security product capabilities, and developing solutions to multilevel security problems. A minimum of four (4) years of hands-on experience providing operational support for ForgeRock and Sailpoint

XSOAR Consultant

Zachary Piper Solutions, LLC

Remote

Full-time

Piper Companies is seeking a Remote SOAR Consultant (Cortex XSOAR) to join a premier cyber security organization. The SOAR Consultant will work with clients to determine a suitable detection strategy, helping to protect customers from threats, by designing and implementing correlation rules. Responsibilities of the SOAR Consultant include: Assist customers with their Incident Response efforts leveraging Cortex XSOAR for Security Orchestration Automation and ResponseLearn & understand the custo

SOAR Consultant

Zachary Piper Solutions, LLC

Remote

Full-time

Piper Companies is seeking a Remote SOAR Consultant (Cortex XSOAR) to join a premier cyber security organization. The SOAR Consultant will work with clients to determine a suitable detection strategy, helping to protect customers from threats, by designing and implementing correlation rules. Responsibilities of the SOAR Consultant include: Assist customers with their Incident Response efforts leveraging Cortex XSOAR for Security Orchestration Automation and ResponseLearn & understand the custo

Senior Cyber Intel Analyst / Hybrid / Rockville, MD

Lockheed Martin Corporation

Remote or Rockville, Maryland, USA

Full-time

Job Description Lockheed Martin's Cyber Intel Analyst Senior will work within a globally dispersed team of intelligence analysts with the mission of defending the enterprise's computing assets. Lockheed Martin is a global aerospace, defense, security, and advanced technologies company with global interests. As the world's largest defense contractor, Lockheed Martin's computing environment stretches to every continent and houses cutting edge intellectual property. This role will be an integral p

Red Hat Enterprise Linux (RHEL) Administrator

Maximus

Maryland, USA

Full-time

General information Job Posting Title Red Hat Enterprise Linux (RHEL) Administrator Date Thursday, June 5, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an accomplished Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for our federal client's critical operations. As a Red Hat Enterprise Linux Admin, you will be responsible for managing and maintaining the

Embedded Developer

BlueHalo

Annapolis, Maryland, USA

Full-time

At BlueHalo, an AV Company, our Cyber experts operate at the mission's edge. Using advanced cyber techniques, our team of technologists and analysts employ capabilities spanning traditional computing environments to Internet of Things (IoT), including offensive and defensive cyber operations and analysis, signals intelligence (SIGINT) discovery, and data science. Our team is expanding to do the big things that have never been done before - the things the nation and the world are counting on us t