Senior Linux System Administrator Job at Synergy ECP (Annapolis Junction)

Senior System Administrator / System Engineer - Linux

The Senior System Administrator / Engineer - Linux will support a high-visibilit...

Location

United States , Annapolis Junction

Salary:

Not provided

Columbia Technology Partners

Expiration Date

Until further notice

Requirements

10+ years Linux System Administration/Engineering experience
Expertise with CentOS/RHEL, JBoss/WildFly, and VMware
Security+ certification required
Experience with Ansible, scripting (Shell/Python), and enterprise infrastructure
Working knowledge of security compliance, networking, storage, and physical servers
Familiarity with Oracle Database and JSON
U.S. Citizenship is required for all applicants
DOD 8570 Certification
This position requires an active Security Clearance with appropriate Polygraph

Job Responsibility

Administer, engineer, and maintain Linux systems (CentOS/RHEL) in a mission-critical environment
Install, configure, operate, and maintain JBoss and WildFly application servers
Create, configure, and manage VMware virtual machines
Support enterprise services across an IC-wide mission environment
Perform system troubleshooting, performance tuning, and issue resolution
Support security compliance requirements and authentication mechanisms
Develop and maintain scripts to automate system administration tasks
Administer and support physical server infrastructure
Collaborate with storage, networking, and security teams as required

What we offer

Medical: CTP offers 3 superior plans, bringing our employees both in-network and out-of-network options
Vision + Dental: Both free to you + paid in full by CTP
Retirement: 401k - 6% company contribution
PTO + Leave: Offering customizable leave plans
Jury Duty, Bereavement + Military Leave provided
Career Growth: Up to $10,000 provided for approved career-related learning, training, education, and/or tuition
Life and AD&D Insurance/Short-Term & Long-Term Disability: at zero cost to you
Profit Sharing Bonus: End of year cash gets added to your bottom-line
Referral Bonus Program: Our bonuses range from $7,000-$20,000

Fulltime

Senior System Administrator / System Engineer - Linux

The Senior System Administrator / Engineer - Linux will support a high-visibilit...

Location

United States , Annapolis Junction

Salary:

Not provided

Columbia Technology Partners

Expiration Date

Until further notice

Requirements

10+ years Linux System Administration/Engineering experience
Expertise with CentOS/RHEL, JBoss/WildFly, and VMware
Security+ certification required
Experience with Ansible, scripting (Shell/Python), and enterprise infrastructure
Working knowledge of security compliance, networking, storage, and physical servers
Familiarity with Oracle Database and JSON
U.S. Citizenship is required for all applicants
DOD 8570 Certification
This position requires an active Security Clearance with appropriate Polygraph

Job Responsibility

Administer, engineer, and maintain Linux systems (CentOS/RHEL) in a mission-critical environment
Install, configure, operate, and maintain JBoss and WildFly application servers
Create, configure, and manage VMware virtual machines
Support enterprise services across an IC-wide mission environment
Perform system troubleshooting, performance tuning, and issue resolution
Support security compliance requirements and authentication mechanisms
Develop and maintain scripts to automate system administration tasks
Administer and support physical server infrastructure
Collaborate with storage, networking, and security teams as required

What we offer

Medical: CTP offers 3 superior plans
Vision + Dental: Both free to you + paid in full by CTP
Retirement: 401k - 6% company contribution
PTO + Leave: Offering customizable leave plans
Jury Duty, Bereavement + Military Leave provided
Career Growth: Up to $10,000 provided for approved career-related learning, training, education, and/or tuition
Life and AD&D Insurance/Short-Term & Long-Term Disability: at zero cost to you
Profit Sharing Bonus: End of year cash gets added to your bottom-line
Referral Bonus Program: bonuses range from $7,000-$20,000

Fulltime

Senior Linux System Administrator - Support Engineer

We are seeking an experienced Senior Linux System Administrator/System Support E...

Location

Australia , Canberra

Salary:

Not provided

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science, Information Technology, or related field, or equivalent work experience
At least 5 years of hands-on experience managing Linux systems in production environments, including HPC systems
Expertise in Linux/Unix operating systems, parallel file systems (Lustre, GPFS), and networking technologies
Proficiency in scripting/programming languages (Bash, Python, Perl, C++)
Experience with automation/configuration management tools (Ansible, Puppet, Chef, Terraform)
Strong understanding of networking concepts (TCP/IP, DNS, DHCP, firewalls, VPNs)
Familiarity with monitoring/logging tools (Nagios, Grafana, ELK Stack)
Experience with containerization technologies (Docker, Kubernetes)
Excellent problem-solving, analytical, and communication skills
able to diagnose complex technical problems to root cause

Job Responsibility

Deploy, configure, maintain, and troubleshoot Linux servers and HPC clusters systems (Red Hat, CentOS, Ubuntu, or others) across physical (primarily), virtual, and cloud environments
Support, maintain, and optimize HPC systems, including cluster manager, operating system and network fabric installation, servicing, and advanced technical troubleshooting of hardware/software and parallel file systems (e.g., Lustre, GPFS)
Monitor system performance, availability, and security using industry-standard tools and practices
ensure compliance with organizational policies and external regulations
Plan and execute upgrades, patches, enhancements, and migrations to ensure systems are current, secure, and optimized
Automate system administration tasks using scripting languages (Bash, Python, Perl, etc.) and configuration management tools (Ansible, Puppet, Chef, Terraform)
Implement and maintain backup/recovery strategies, disaster recovery plans, and system documentation
Collaborate with development, network, and security teams to support application deployments and troubleshoot issues, particularly in multi-technology HPC environments
Provide technical consulting, mentoring, and guidance to junior team members and contribute to internal knowledge sharing
Ensure compliance with strict security protocols in sensitive environments (e.g., government, research)

What we offer

Health & Wellbeing: comprehensive suite of benefits that supports physical, financial and emotional wellbeing
Personal & Professional Development: specific programs catered to helping you reach any career goals
Unconditional Inclusion: unconditionally inclusive in the way we work and celebrate individual uniqueness

Senior System Administrator II [Ceph Engineer]

This team is part of our Platform Engineering team in India. The purpose of Plat...

Location

India , Bengaluru

Salary:

Not provided

Adyen

Expiration Date

Until further notice

Requirements

5+ years of experience in Linux systems administration with a focus on storage (e.g., Ceph)
Proven experience with enterprise storage systems (e.g., Purestorage, NetApp, EMC, Dell, IBM, Hitachi)
Strong understanding of RAID, LVM, NFS, iSCSI, multipathing, and file systems (ext4, XFS, ZFS, etc.)
Hands-on experience with enterprise storage systems and clustering technologies
Proficiency in shell scripting
Python, Puppet or Ansible knowledge
Experience with virtualization technologies such as VMware or KVM
Familiarity with cloud storage solutions like AWS S3 and EBS
Experience with monitoring tools (Nagios, Prometheus, Zabbix, etc.)

Job Responsibility

Design and deploy storage infrastructure (SAN, NAS, DAS, Object Storage) in accordance with organizational needs
Monitor and maintain storage systems to guarantee optimal performance, availability, and reliability
Perform capacity planning and forecasting for future storage needs
Develop and implement strategies for backup, replication, and disaster recovery
Troubleshoot and resolve issues related to storage systems
Maintain documentation of configurations, procedures, and standards
Collaborate with other Platform Engineering teams on system upgrades, migrations, and integrations
Automate storage provisioning and management using scripting or infrastructure-as-code tools

Senior System Administrator II [Storage Engineer]

This team is part of our Platform Engineering team in India. The purpose of Plat...

Location

India , Bengaluru

Salary:

Not provided

Adyen

Expiration Date

Until further notice

Requirements

5+ years of experience in Linux systems administration with a focus on storage (e.g., Ceph) {MANDATE}
Proven experience with enterprise storage systems (e.g., Purestorage, NetApp, EMC, Dell, IBM, Hitachi). {MANDATE}
Strong understanding of RAID, LVM, NFS, iSCSI, multipathing, and file systems (ext4, XFS, ZFS, etc.) {MANDATE}
Hands-on experience with enterprise storage systems and clustering technologies
Proficiency in shell scripting
Python, Puppet or Ansible knowledge experience with virtualization technologies such as VMware or KVM
Familiarity with cloud storage solutions like AWS S3 and EBS
Experience with monitoring tools (Nagios, Prometheus, Zabbix, etc.)

Job Responsibility

Design and deploy storage infrastructure (SAN, NAS, DAS, Object Storage) in accordance with organizational needs
Monitor and maintain storage systems to guarantee optimal performance, availability, and reliability
Perform capacity planning and forecasting for future storage needs
Develop and implement strategies for backup, replication, and disaster recovery
Troubleshoot and resolve issues related to storage systems
Maintain documentation of configurations, procedures, and standards
Collaborate with other Platform Engineering teams on system upgrades, migrations, and integrations
Automate storage provisioning and management using scripting or infrastructure-as-code tools

Fulltime

Senior System Administrator

2HB Incorporated is seeking a Senior System Administrator in order to support it...

Location

United States , Annapolis Junction

Salary:

Not provided

2HB

Expiration Date

Until further notice

Requirements

Bachelor’s degree in a technical discipline and 15 years’ experience as a System Administrator, OR High school diploma and 20 years’ experience as a System Administrator
Experience with Windows Sever Administration, Active Directory, and Group Policy
Experience with Linux Server Administration
Experience with Broadcom VMware/ESXi, Broadcom VMWare Virtual Networking, and Broadcom VMware vCenter
Networking Switching and Router Management
Storage Management (NetApp)
Hardware and Operating System troubleshooting
System hardening
Security Compliance Scanning (Nessus, ACAS)
Understanding of project design within the scope of security (RMF) requirements

Job Responsibility

Conduct functional and connectivity testing to ensure continuing operability
Develop and document systems administration standard operating procedures
Maintain baseline system security according to organizational policies
Manage accounts, network rights, and access to systems and equipment
Plan, execute, and verify data redundancy and system recovery procedures
Install, update, and troubleshoot systems and servers
Comply with organization systems administration standard operating procedures
Implement and enforce local network usage policies and procedures
Manage system and server resources including performance, capacity, availability, serviceability, and recoverability
Monitor and maintain system and server configurations

Fulltime

System Administrator Senior

As a System Administrator on our project, you’ll support the operation, maintena...

Location

United States , Catonsville

Salary:

77600.00 - 176000.00 USD / Year

Booz Allen Hamilton

Expiration Date

Until further notice

Requirements

Experience configuring and managing Linux and Windows operating systems, including supporting day-to-say operations, installing operating system software, troubleshooting, maintaining integrity of and configuring network components, and implementing operating systems enhancements
Experience monitoring and maintaining systems, including compute nodes, storage, networking, and software
Experience optimizing system operations and resource utilization and performing system capacity analysis
TS/SCI clearance with a polygraph
Associate's degree in an Information Technology field and 12+ years of experience as a lead systems administrator, Bachelor's degree in an Information Technology field and 8+ years of experience as a lead systems administrator, or 15+ years of experience as a lead systems administrator in lieu of a degree

Job Responsibility

Support the operation, maintenance, and design of information technology resources within a laboratory for High Performance Computing (HPC) technology and data analytics for a research organization
Maintain responsibility for the installation of new equipment and operating systems to best suit the needs of research to be conducted and the researchers requiring support
Support the review of current infrastructure to provide an overview and prepare plans for improvement and enhancement that will increase efficiency and security within the network
Maintain responsibility for cutting-edge computing systems and the evaluation of their use for research in furtherance of the mission
Identify problem areas and opportunities for improvement in a mission-critical network
Help your team better understand the network by turning metrics into information and explaining their meaning

What we offer

Health, life, disability, financial, and retirement benefits
Paid leave
Professional development
Tuition assistance
Work-life programs
Dependent care
Recognition awards program

System Administrator, Senior

Your technical expertise makes you the team hero, solving one problem after anot...

Location

United States , Columbia

Salary:

77600.00 - 176000.00 USD / Year

Booz Allen Hamilton

Expiration Date

Until further notice

Requirements

3+ years of experience with Red Hat Enterprise Linux or CentOS
Experience with GIT
Experience managing virtual machines and VMware ESXi
Knowledge of Linux firewalls, Linux RPMs, networking configuration, and DNS
TS/SCI clearance with a polygraph
Bachelor’s degree in a CS or IT field and 5+ years of experience with systems or network administration, or 10+ years of experience with systems or network administration in lieu of a degree
Ability to obtain DoD 8570.1 IAT Level II Compliant Certification within 60 days of start date

Job Responsibility

Design, deploy, and maintain Cross Domain Solutions for an enterprise environment
Improve infrastructure using the latest technology and best implementation strategies
Recommend technologies and approaches to improve platform security, stability, reliability and comply with security controls
Recommend improvements and architecture changes to improve speed and performance
Provide customers insight into their network through monitoring and performance management
Identify problem areas and opportunities for improvement in a mission critical network
Help team better understand the network by turning metrics into information
Share expertise through leadership and mentoring
Identify new opportunities to modernize the network

What we offer

Health, life, disability, financial, and retirement benefits
Paid leave
Professional development
Tuition assistance
Work-life programs
Dependent care
Recognition awards program

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Senior Linux System Administrator

Job Description

Requirements

What we offer

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