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Linux Systems Administrator (5469)
Patuxent River, Maryland, United States
$88k-$146k/yr OnsiteFull Time
8+ YOETop Secret clearance (interim TS from Secret acceptable),8+ years Linux experience,CompTIA Security+ (DOD 8570),OS certification,experience with Windows Server,VMware/vSphere,SAN,STIGs,ACAS,Atlassian,networking knowledge.
Linux, Windows Server, VMware/vSphere Enterprise, SAN, STIGs, ACAS, Atlassian
1w
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System Administrator
Patuxent River, Maryland, United States
$90k-$150k/yr OnsiteFull Time
6+ YOETop Secret clearance, Bachelor's in technical discipline, 6+ years system administration, OS certificate (Windows or Linux), CompTIA Security+ or DoD 8570 equivalent, strong Linux experience.
VMWare/vSphere Enterprise, Windows Server, SAN, ACAS, STIGs, Linux
1mo
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Junior System Administrator
Lexington Park, Maryland, United States
$80k-$105k/yr OnsiteFull Time
1+ YOEActive Secret clearance and U.S. citizenship required, OS certification (Windows or Linux), CompTIA Security+, 1+ year system administration experience (VMware, Windows/Linux, RMF/STIG experience preferred), virtualization and networking skills.
VMware, ESXi, vSphere, Cisco, SAN, Microsoft Windows Server, Linux, RMF, STIG, Active Directory, Containers, Agile
1mo
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Senior Systems Engineer
Annapolis Junction, Maryland, United States
$230k-$262k/yr OnsiteFull Time
20+ YOEActive TS/SCI with polygraph; 20+ years SE experience; BS in a related field; Linux CLI; scripting (Bash/Python); Linux admin in large environments; Delinea product experience; IAM and secrets; IaC (Ansible/SaltStack); containerization knowledge.
Linux, Bash, Python, Ansible, SaltStack, Delinea, Docker, Podman, LDAP, Active Directory, FreeIPA, Git
3mo
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Junior Computer Systems Analyst
Lexington Park or United States
RemoteFull Time
Experience administering Windows/Linux systems; install/update software; troubleshoot; strong communication and customer focus.
Windows, Linux, Teamcenter, AWS, Network monitoring, Configuration management, Application logs
3mo
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1655 - Software Developer
Patuxent River, Maryland, United States
$90k-$120k/yr OnsiteFull Time
Sigma Defense: Develops tactical communications and intelligence systems for defense.
2+ YOE2-5 years software development experience; Java; Linux (RHEL); containerized microservices; US citizen; bachelor's degree; active Secret clearance or higher
Linux, RHEL, Java, Python, Atlassian Tools, Docker
2mo
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Software Engineer 2
Annapolis Junction, Maryland, United States
$152k-$206k/yr OnsiteFull Time
5+ YOE5+ years related experience; TS/SCI with Polygraph; Bachelor’s degree; strong Linux Bash/Python, Docker, Kubernetes, MySQL, REST, CI/CD, Git.
Bash, Python, Docker, Kubernetes, MySQL, GitLab CI, REST, Linux CLI
3mo
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Software Engineer 3
Annapolis Junction, Maryland, United States
$176k-$238k/yr OnsiteFull Time
8+ YOE8+ years related experience; BS; TS/SCI clearance with polygraph; strong Java/Linux/Python; Spark/airflow; SQL databases; Jira/Confluence; Git.
Linux, Python, Java, Apache Spark, Apache Airflow, SQL, MySQL, MariaDB, PostgreSQL, Jupyter Notebook, pandas, NumPy, Git, HPC Slurm, JIRA, Confluence
3w
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Systems Administrator (MD, Great Mills)
Great Mills, Maryland, United States
OnsiteFull Time
Experienced Linux and Windows system administrator with Ansible automation, ACAS vulnerability scanning, DoD STIG compliance, backups/recovery, troubleshooting, documentation, and support for mission-critical training systems.
Linux, Windows, Ansible, STIGs, ACAS
1mo
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Information Systems Security Manager
Lexington Park, Maryland, United States
$102k-$130k/yr OnsiteFull Time
3+ YOE3+ years cybersecurity/IT experience, active Secret clearance, Bachelor’s degree (or relevant certs), experience with vulnerability management, incident response, Windows/Linux, networking, and security monitoring tools.
Windows, Linux, TCP/IP, Splunk, ArcSight, Microsoft Sentinel, FortiSIEM, SwimLane, QRadar, LogPoint
1mo
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Junior Systems Administrator (Systems Administration, Junior Analyst)
Lexington Park, Maryland, United States
$55k-$75k/yr OnsiteFull Time
0+ YOEAdminister Microsoft Windows and Red Hat Linux systems, VMware, RMF/STIG-based security, patching, troubleshooting, documentation; Security+ CE or CISSP required; Bachelor's degree or equivalent experience.
Microsoft Windows, Red Hat Linux, VMware, Microsoft Active Directory, Microsoft Group Policy, Microsoft System Center Configuration Manager (SCCM), Security Content Automation Protocol (SCAP), Security Technical Implementation Guide (STIG), Assured Compliance Assessment Solution (ACAS), Risk Management Framework (RMF)
2mo
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Sr. Principal Cyber Software Engineer
Annapolis Junction or San Antonio or Aurora or Carey
$149k-$235k/yr OnsiteFull Time
8+ YOEBachelor's degree in computer science, information systems, or network engineering with 8+ years experience; strong C/C++, Java, Python; CNO tools; Windows/.NET and Unix/Linux development.
C, C++, Java, Perl, Python, Visual Studio, NET, Unix/Linux, Makefiles
1mo
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Software Developer
St Inigoes, Maryland, United States
$70k-$116k/yr OnsiteFull Time
1+ YOEBachelor's in CS or related, 1+ years software development, Linux environment, C/C++ and Java, agile experience, US citizen with current Secret clearance, strong communication and critical thinking.
Linux, C, C++, Java, Wireshark, Eclipse IDE, SVN
1mo
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Systems Administrator
Wallops Island, Virginia, United States
OnsiteFull Time
Bachelor's in CS/IT/math or related; experience administering Windows/Linux servers, virtualization, Active Directory, networking, and cybersecurity; ability to coordinate technical activities and mentor peers; strong written and verbal communication.
Windows, Linux, Active Directory
2w
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Software Developer and Integrator (JSE)-Journeyman
Patuxent River, Maryland, United States
$116k-$166k/yr OnsiteFull Time
3+ YOE3+ years relevant experience, 3 years C++ experience, Lua experience, Windows/Linux development, Git/GitLab, ability to obtain DoD security clearance, bachelor’s degree or equivalent experience.
C++, Lua, Windows, Linux, Git, GitLab, Ansible, Jira, Scaled Agile (SAFe)
1mo
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CFL Intrusions Lead
Lexington Park, Maryland, United States
$99k-$206k/yr OnsiteFull Time
TS/SCI clearance required; experience leading digital forensics teams and performing forensic examinations, malware analysis, reverse engineering, network forensics, and OS forensics (Windows, macOS, UNIX, Linux).
Microsoft Windows, macOS, UNIX, Linux, PCAP
1w
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Network & Computer Systems Administrator - Intermediate - Top Secret Clearance
Lexington Park, Maryland, United States
$80k-$125k/yr OnsiteFull Time
3+ YOE3+ years relevant experience, Security+ and OS certification, Windows Server and Linux experience, Top Secret clearance (US citizen), scripting, ACAS and STIG familiarity; bachelor\u0002s degree preferred.
Windows Server, Linux, ACAS, STIGs
1mo
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System Administrator Mid - Senior
St. Inigoes, Maryland, United States
$110k-$140k/yr OnsiteFull Time
5+ YOEUS citizen with active/obtainable DoD Secret clearance, Security+ (DoD 8570) certification, 5+ years experience, Windows and Linux knowledge, ACAS/Nessus/STIG experience, BA/BS preferred.
Assured Compliance Assessment Solution (ACAS), Nessus, Security Technical Implementation Guide (STIGs), Windows, Linux, Group Policy, Windows registry
22h
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Global Server, Storage, & Backup Manager
United States or Lexington Park
RemoteFull Time
12+ YOE5+ MgmtU.S. citizen with Secret clearance (or eligibility), 12+ years enterprise infrastructure experience, 5+ years leading teams, knowledge of server/virtualization/storage/backup, Windows/Linux/VMware experience, ServiceNow familiarity.
Windows Server, Linux, VMware, ServiceNow, Microsoft Azure, Cisco UCS, NetApp, Pure Storage, Rubrik
1mo
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Information Systems Security Manager
Lexington Park, Maryland, United States
$102k-$130k/yr OnsiteFull Time
3+ YOEActive Secret clearance, bachelor’s in a technical field (or relevant certs), 3+ years cybersecurity/IT experience, knowledge of Navy/NAVAIR environments, vulnerability management, incident response, Windows/Linux, and experience with security monitoring tools.
Splunk, ArcSight, Microsoft Sentinel, FortiSIEM, SwimLane, QRadar, LogPoint, Windows, Linux, TCP/IP, SMTP, HTTP, FTP, POP, LDAP