1w
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Linux Administrator
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
5+ YOEBachelor's or equivalent experience, 5+ years Linux/system administration experience, DoD 8570 certification (Security+), OS certification (Linux+/RedHat), ability to obtain Top Secret clearance, scripting and automation experience.
Ansible, Puppet, Python, Apache, Zabbix, Red Hat Satellite, Red Hat Identity Manager, BIND, OpenID, LDAP, Kerberos
1w
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Embedded Linux Software Engineer
Malvern, Pennsylvania, United States
OnsiteFull Time
5+ YOEBS or equivalent, 5+ years technical experience preferred; strong C/C++ on Linux, embedded build environments (OpenWRT), networking and hardware interface experience; excellent troubleshooting and communication.
C, C++, Linux, OpenWRT, Google Protocol Buffers, Python 3, GoogleTest, Jenkins
1mo
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Mainframe z/VM & Linux
Dallas or Plano or Charlotte or Richmond or Jacksonville or Pennington or Chicago or Rye Brook or Newark or Phoenix or Houston or Virginia or West Virginia or Florida
HybridFull Time
Expertise with IBM z/VM and Linux on IBM Z (RHEL/SUSE/Ubuntu), virtual machine provisioning and lifecycle management, HMC and RACF familiarity, scripting (REXX, Shell, Python), troubleshooting and L2/L3 production support.
IBM z/VM, HMC, RHEL, SUSE, Ubuntu, DirMaint, VMSES/E, RACF, RSUs, PTFs, APARs, DASD, Grafana, OMEGAMON, Ansible, Docker, Kubernetes, Python, REXX, Shell scripting, ServiceNow, ITIL
1mo
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Systems Engineer - Linux TS/ SCI (TS/SCI Required)
King of Prussia, Pennsylvania, United States
$77k-$135k/yr OnsiteFull Time
1+ YOEActive TS/SCI clearance, US citizenship, Bachelor’s degree (or equivalent) with 1+ years experience (or Master’s with no experience). Experience with Linux administration, systems integration, configuration management, and scripting (Ansible, Bash).
Linux RedHat, Red Hat OpenShift, Ansible, Bash, Ansible Tower, AWX
3w
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DevOps Engineer - Linux (Top Secret with agreement to obtain CI Poly)
Herndon or King of Prussia
OnsiteFull Time
Active Top Secret/SCI clearance (CI Poly eligible), RHEL/SE Linux administration, Red Hat Satellite and Ansible automation, deployment troubleshooting, software/library support, and Agile experience.
Red Hat Enterprise Linux (RHEL), SE Linux, Red Hat Satellite, Ansible
2w
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System Administrator
Aberdeen Proving Ground, Maryland, United States
$78k-$176k/yr OnsiteFull Time
5+ YOE5+ years systems administration (Windows/Linux), Windows Server and Linux experience, network and virtual server experience, desktop support, inventory and configuration management, Top Secret clearance required.
Windows Server, Linux, Redhat, Ubuntu, VMWare, Hyper-V, Kubernetes, SCAP, STIGs
3w
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Tier One Technical Support
Aberdeen, Maryland, United States
$80k-$120k/yr OnsiteFull Time
1+ YOE1–3 years IT experience; IAT II certification per DoD 8570; Linux+/MCSA/Red Hat cert; Windows and Linux proficiency; virtualization and containerization knowledge; US citizenship and ability to obtain TS/SCI with CI polygraph.
Linux+, MCSA, Red Hat Certified Administration, Windows, Linux, LKVM, ESXi, Hyper-V, Docker, Podman, Kubernetes, JIRA Service Management, Microsoft Office, BASH, Puppet, YAML, TCP/IP, DHCP, DNS, PXE, Anaconda, Active Directory, Niagara Files, Public Key Infrastructure (PKI)
3mo
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Platform Engineer
West Chester, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years AWS experience; strong cloud architecture and cost management; CI/CD and automated testing; Linux servers; security and governance focus.
AWS, Linux, CI/CD, Pest, Playwright, Snowflake, Cognito, Aurora, EC2, RDS, S3, IAM, Cognito
2mo
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MCP/Integration Engineer
Aberdeen, Maryland, United States
HybridFull Time
5+ YOEBachelor’s degree in CS/engineering; 5+ years systems integration; API/middleware development; REST, Linux, Docker/Kubernetes; active security clearance required.
Python, Go, Java, C++, REST, Docker, Kubernetes, Linux
2mo
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DevSecOps Engineer
Aberdeen, Maryland, United States
$100k-$160k/yr OnsiteFull Time
5+ YOE5+ years DevSecOps with AWS; BS in CS/Engineering; TS/SCI clearance; experience with Linux/Windows images, Docker/Kubernetes/Helm; IaC; agile development.
Docker, Kubernetes, Helm, AWS, Linux, Windows, Infrastructure as Code, CI/CD
2d
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Senior Scientist, In-Silico Formulations
Malvern, Pennsylvania, United States
HybridFull Time
PhD or equivalent experience in computational sciences/engineering/biophysics; expertise in molecular dynamics, protein modeling, AI/ML, Python and Linux; strong communication and multidisciplinary collaboration skills.
GROMACS, NAMD, Amber, CHARMM, MOE, Schrodinger, VMD, PyMOL, Python, Linux
1mo
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OpenEdge Software Developer (Middletown, PA, US, 17057)
Middletown, Pennsylvania, United States
OnsiteFull Time
Experience developing on OpenEdge/Progress 4GL, degree in IT or equivalent, familiarity with relational databases, Unix/Linux experience, ability to deliver commercial development projects and support applications to SLA.
OpenEdge, Progress 4GL, Unix, Linux
1d
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Systems & Application Administrator
Exton, Pennsylvania, United States
OnsiteFull Time
4+ YOE4+ years administering Windows/Linux servers, virtualization, Microsoft 365, scripting (PowerShell/Bash/Python), networking, storage, backup, cybersecurity, and supporting business-critical applications.
Windows Server, Linux, VMware, Microsoft 365, PowerShell, Bash, Python, Active Directory, Azure, AWS
2mo
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Cloud Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
5+ YOEBachelor's degree in computer engineering or computer science; 5+ years software engineering; 2+ years Linux, Eclipse, Maven, Java; 2+ years in SIGINT/IA/IT domains.
Linux, Eclipse, Maven, Java, Git, AWS, AWS/C2S, Angular, JavaScript, XML, XSD, Pig, Hadoop
3mo
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Lead Infrastructure Engineer- Infrastructure Monitoring
Wilmington, Delaware, United States
OnsiteFull Time
5+ YOE5+ years in infrastructure engineering; enterprise OS (Linux/Windows); observability and telemetry; automation with Python/PowerShell/Bash; IaC (Terraform); hybrid on-prem and cloud; OpenTelemetry; CI/CD.
Linux, Windows, OpenTelemetry, Terraform, Python, Ansible, PowerShell, Bash, CI/CD, Kubernetes, EKS, Splunk, Dynatrace, Grafana, Prometheus
1w
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Sr. Platform Operations Engineer, DevOps | TS Cleared
Littleton or Denver or King of Prussia
$120k-$135k/yr OnsiteFull Time
5+ YOEActive Top Secret clearance (SCI preferred),5+ years infrastructure/platform operations experience,OpenShift,Rundeck,Ansible/Puppet,Linux/Windows administration,and security/compliance experience.
OpenShift, Rundeck, Ansible, Puppet, Linux, Windows
3mo
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Staff Systems Engineer/Infrastructure Lead - Digital Products
Reading, Pennsylvania, United States
HybridFull Time
Penske Truck Leasing: Provides commercial truck leasing, rental, and vehicle maintenance services.
7+ YOE7+ years in network/systems engineering or cloud infrastructure; experience with digital products/SaaS; strong cloud, IaC, automation, containers, observability; Linux; security; Agile; ability to lead.
AWS, Azure, GCP, Terraform, CloudFormation, Python, Bash, Docker, Kubernetes, Openshift, Datadog, Prometheus, Splunk, Dynatrace, Linux, OIDC, SAML, IAM, Zero Trust, CI/CD, Infrastructure Automation
1w
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Penetration Tester - Cyber Engineer
Aberdeen Proving Ground, Maryland, United States
$90k-$190k/yr OnsiteFull Time
5+ YOEActive Secret clearance, bachelor’s degree with 5 years relevant experience, professional penetration testing/threat-hunting experience, proficiency with common pentest tools and Linux, exploitation expertise.
nmap, Wireshark, Burp Suite, Nessus, Linux, Bash, Python, Perl, Ruby, Android
3d
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Airborne Software Engineer
Fort Worth or King of Prussia or Orlando or Marietta
OnsiteFull Time
3+ YOESecret clearance, 3+ years experience in embedded/real-time software, strong C/C++ and Linux skills, Python for test automation, hardware/software integration and debugging experience.
C, C++, Linux, gdb, Python, GitLab, GitLab CI, Jira, Confluence
2w
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Production Support Engineer
New Castle, Delaware, United States
$90k-$105k/yr OnsiteFull Time
6+ YOE6+ years experience; bachelor’s in Computer Science/IT; proficiency with Linux/Unix, SQL/MySql, Java or Python; experience with Dynatrace/Datadog and JIRA/ServiceNow; strong troubleshooting and communication skills.
Linux, Unix, SQL, MySql, Java, Python, Dynatrace, Datadog, JIRA, ServiceNow