1mo
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Linux Systems Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Deep Linux kernel and embedded Linux expertise, experience with kernel patching, cross-compilation, debugging utilities, C++, Python, Bash, Git, and embedded platforms (Yocto, Jetson). Permanent U.S. residency and background checks required.
C++, Python, Bash, Yocto Project, Gentoo, Arch Linux, Ubuntu, Debian, gdb, strace, dmesg, journalctl, perf, Valgrind, Git, VS Code, Vim, nano, NVIDIA Jetson, JetPack SDKs, Board Support Packages (BSPs), CMake, Make, Ninja, GitLab CI, GitHub Actions, Jenkins, Docker, systemd-nspawn, iptables, nftables, I2C, SPI, UART, GPIO, Device Tree Source (DTS)
2w
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Principal Engineer, System Verification
Horsham, Pennsylvania, United States
$101k-$172k/yr OnsiteFull Time
8+ YOEBachelor's in EE/CS,8+ years embedded systems verification,5+ years optical networking,experience with Netconf/YANG,Restconf,CLI,SNMP,gRPC,Python,CI/CD and Linux-based systems.
Python, Jenkins, Gitlab, VS code, Netconf, YANG, Restconf, CLI, SNMP, gRPC, Open Config, TCP/IP, Ethernet, OSPF, BGP, LLDP, OTDR, CI/CD
3mo
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System Engineer
Lancaster, Pennsylvania, United States
HybridFull Time
5+ YOEDesign, implement, and optimize enterprise IT infrastructure across 30+ locations; expertise in Windows/Linux, virtualization, cloud (AWS/Azure/GCP), automation (Ansible, Terraform, PowerShell/Python), security and disaster recovery; 5+ years experience.
Windows Server, Linux, VMware vSphere, Hyper-V, Nutanix, Microsoft Azure, AWS, GCP, Docker, Kubernetes, Terraform, Ansible, PowerShell, Python, Bash, Veeam, Rubrik, Cohesity, Microsoft Active Directory, Group Policy, DNS, DHCP, IAM, Microsoft Azure Security Center, AWS IAM, CI/CD, NIST, ISO 27001, SOC 2
1mo
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Information System Security Engineer
Philadelphia, Pennsylvania, United States
$85k-$100k/yr OnsiteFull Time
3+ YOEABET-accredited BS in CS/EE/CE or cybersecurity, 2–3+ years cybersecurity/IT experience, Security+ or CISSP, RMF and Linux experience, vulnerability analysis experience, ability to obtain security clearance (US citizenship required).
RMF, DISA Security Technical Implementation Guides (STIGs), Security Requirements Guides (SRGs), Assured Compliance Assessment Solution (ACAS), ACAS, AV, Standard Engineering Process (SEP), Windows, Linux, Red Hat Enterprise Linux (RHEL), VxWorks
1w
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DevOps Support Engineer - Linux
Bala Cynwyd, Pennsylvania, United States
OnsiteContract
Support Linux systems for production trading, troubleshoot outages, script automation (Bash/Python), communicate with business and engineering teams; BS in technical field preferred.
Bash, Python, Unix, Linux
1w
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DevOps Support Engineer - Linux
Bala Cynwyd, Pennsylvania, United States
OnsiteContract
Experience in application support/operations/DevOps or systems administration; scripting (Bash, Python); Unix/Linux command line; troubleshooting during outages; ability to integrate AI tools; BS in a technical discipline preferred.
Bash, Python, Unix, Linux
2w
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Technical Lead Member Engineering Staff - Systems Security Engineer (40852)
Camden, New Jersey, United States
$105k-$194k/yr OnsiteFull Time
12+ YOEBachelor's in engineering, active DoD clearance (SECRET minimum), 12+ years systems engineering experience with information assurance/cryptography, NSA Type-1 experience preferred, MBSE and integration/test experience, strong communication skills.
Model-Based Systems Engineering (MBSE), EKMS, KMI, PKI, TLS, Linux
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
1mo
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Systems Engineer
Arlington or Mount Laurel or Fall River or San Diego
$74k-$184k/yr HybridFull Time
0+ YOEAbility to obtain/maintain Secret clearance; Bachelor's in Systems Engineering or equivalent experience; 0–5 years' professional experience; experience with C/C++, Python, JavaScript/Java, Linux, Git, and DevSecOps; up to 10% travel.
C, C++, Python, JavaScript, Java, Linux, Git, Make, Maven, Ant, X-Windows, Jenkins, Jira, Atlassian, VMware vSphere, Azure, AEGIS Weapon System Common Source Library (CSL), Ship Self Defense System (SSDS) Single Source Library (SSL)
3w
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Systems and Database Engineer | Database Services | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
1+ YOEExperience with database and systems engineering, SQL and Python proficiency, Kubernetes and Linux fundamentals, and 1+ years in database/systems engineering or related roles supporting production environments.
MariaDB, MongoDB, InfluxDB, ClickHouse, SQL, Python, Kubernetes, Neo4j, Oracle, ProxySQL, Terraform, Prometheus, Grafana, Linux
3w
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Cross Domain Systems Engineer (CDS)
Aberdeen Proving Ground, Maryland, United States
$108k-$228k/yr HybridFull Time
3+ YOEBachelor's degree and 3+ years experience; Secret clearance required. Experience engineering/integrating Cross Domain Solutions, familiarity with DoD RMF and related policies, hands-on CDS technology experience, Linux systems engineering.
Radiant Mercury, High Speed Guard, TACDS, ISSE Guard, OWL XD, Linux, DoD Risk Management Framework (RMF), ICD 503, NIST 800-53, DoDI 8540.01, AR 25-2-1
1w
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Distinguished Engineer - AI Security
Johnston or Pittsburgh or Irving or Phoenix or Franklin or Charlotte or Cleveland or Boston or Iselin or Philadelphia or Chicago
$175k-$250k/yr OnsiteFull Time
10+ YOE10+ years in software/platform/security/data engineering; strong Python and Linux scripting; AWS and cloud security experience; CI/CD and large-scale distributed systems expertise; bachelor's degree required.
Python, Bash, AWS, Linux, Jenkins, CircleCI, GitHub Actions, Kubernetes
2mo
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Reliability Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Hands-on container deployments, Linux systems, problem solving, and customer-facing collaboration.
1w
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Engineer 3, Cyber Security Engineering-0752
Philadelphia, Pennsylvania, United States
HybridFull Time
2+ YOEBachelor's in CS/Engineering, 2 years developing/maintaining software security systems, web app penetration testing, Linux and Python scripting; OSCP required.
Burp Suite, Bash, Python, Nuclei, Qualys, Nessus, Kali Linux
2w
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Systems Engineer III** Hybrid in Horsham, PA
Horsham or Philadelphia or New Jersey
$72k-$119k/yr HybridFull Time
6+ YOEUS citizen required with Public Trust clearance; 6+ years systems engineering experience; Windows and Linux administration; Active Directory, DNS, DHCP, virtualization, storage, backup, cloud (Azure/AWS); PowerShell and automation experience.
Windows Server 2016–2025, Microsoft Azure, Hyper-V, Microsoft Entra ID, Microsoft Intune, Azure Monitor, Datadog, PowerShell, Bash, Python, Ansible, Terraform, Qualys, Tanium, Microsoft Defender
2w
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Systems Engineer III** Hybrid in Horsham, PA
Horsham or Philadelphia or New Jersey
$72k-$119k/yr HybridFull Time
6+ YOEUS citizen eligible for Public Trust clearance, Bachelor's or equivalent,6+ years systems engineering experience, Windows/Linux administration, Azure/AWS, virtualization, storage/backups, automation with PowerShell/Ansible/Terraform, monitoring and security tooling.
Windows Server, Microsoft Azure, Hyper-V, Microsoft Entra ID, Microsoft Intune, Azure Monitor, Datadog, PowerShell, Bash, Python, Ansible, Terraform, Qualys, Tanium, Microsoft Defender
1mo
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Customer Reliability Engineer - Infrastructure
San Francisco or Boston or Washington D.C. or Raleigh or Pittsburgh or Philadelphia or New York City or Miami or Columbus or Austin or United States
$125k-$130k/yr RemoteFull Time
5+ YOE5+ years with large cloud infrastructures, 3+ years Kubernetes, production distributed systems on AWS/GCP/Azure, strong Linux, Python scripting, DevOps/CI/CD, observability/monitoring, and customer-facing troubleshooting.
Apache Airflow, AWS, Azure, CI/CD, GCP, Infrastructure as Code (IaC), Kubernetes, Linux, Python
3w
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Cross Domain Systems Engineer (CDS)
Aberdeen Proving Ground, Maryland, United States
$108k-$228k/yr HybridFull Time
3+ YOEBachelors in CS/EE/Cyber/IS with 3+ years experience; Secret clearance; experience with Cross Domain Solutions, DoD RMF/NIST 800-53, Linux, and CDS technologies; strong networking and cybersecurity skills.
Radiant Mercury, High Speed Guard, TACDS, ISSE Guard, OWL XD, Linux, DoD Risk Management Framework (RMF), NIST 800-53, ICD 503, DoDI 8540.01, AR 25-2-1
3d
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Sr. Systems Engineer - Load Balancing
Philadelphia, Pennsylvania, United States
HybridFull Time
FreedomPay: A commerce platform provider delivering secure, high-volume payment processing and application delivery solutions.
8+ YOEExpert F5 and ingress experience, strong Linux/container and cloud skills, networking and PKI knowledge, scripting/automation experience, 8+ years infrastructure engineering and 5+ years application delivery experience.
F5 rSeries, BIG-IP, LTM, ASM, Advanced WAF, SSL/TLS, iRules, Kubernetes, OpenShift, Red Hat Enterprise Linux (RHEL), Docker, OCI-based containers, NGINX, NGINX Ingress Controller, OpenShift Routes, Kubernetes Ingress, PowerShell, Python, Ansible, Bash, Azure, AWS, Oracle Cloud, VMware
2w
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Lead Data Integration Dev-Ops / Systems Engineer
Philadelphia, Pennsylvania, United States
$100k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent,5+ years DevOps/systems engineering experience,cloud and Linux administration,automation and IaC (Terraform,AWS CDK,Helm),CI/CD,containerization,Docker,Kubernetes,AWS,monitoring and integration platforms.
Terraform, AWS CDK, Helm, GitHub Actions, Jenkins, Python, Bash, PowerShell, Docker, ECS, EKS, ECR, Batch, CloudWatch, IAM, VPC, S3, RDS, Grafana, Prometheus, AlertManager, SNS, Postgres, PostGIS, Apache Airflow, DBT, MuleSoft, Kubernetes, DataBridge, DataBridge-Airflow, AIS