Linux Administrator

Open Systems Technologies Corporation; Chantilly (VA); On-site; USD 120,000 - 180,000; Full time

Job summary

Open Systems Technologies Corporation is seeking an experienced System Engineer with Linux system administration expertise to support cloud and on-premise systems for a mission operations team focusing on geospatial solutions for DoW users.

The role involves installation, configuration, administration, and maintenance of mission-critical systems, leadership in system changes, and ensuring ongoing security compliance.

Qualifications

• Requires BS degree and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience; OR additional years of experience in lieu of degree
• Must currently possess an active TS/SCI Clearance with ability to obtain & maintain a Polygraph post hire
• Must meet DOD 8570 Certification (Security+ or equivalent or higher)
• Proactive self-starter demonstrating a positive, willing attitude and excellent oral and written communication skills
• Demonstrated ability to adapt to new technologies and learn quickly
• Organizational Skills: Can plan and prioritize work. Follows tasks to their logical conclusion and makes sure that everything has been done to the right standard. Good attention to detail.
• Communications: Ability to communicate clearly and efficiently to team members and clients, verbally and in writing. Able to present ideas in a variety of ways depending upon audience and context.
• Linux administration experience provisioning end users
• Experience managing and configuring RHEL environments
• Experience building, optimizing, and maintaining multi-node environments that run parallel workloads
• Experience with Linux clusters, specifically Slurm and MPI, to support High-Performance Computing (HPC) systems
• Strong understanding of NGA Networking
• Proficient reviewing STIG/IAVA scans and remediating vulnerabilities
• Experience performing Virtual Machine backups/snapshots
• Experience working with Security to support ISCP exercises
• Experience scripting for administration, configuration, troubleshooting, and automation
• Knowledge of Systems, Architectural, SW Development and SW Sustainment Practices

Responsibilities

• Lead system changes and improvements; troubleshoot issues with government and contractor POCs; propose configuration changes to improve performance
• Regularly work with government and contractor POCs to keep systems security compliant; author and update operational and security documentation, including troubleshooting guides and SOPs
• Operate and sustain mission-critical geospatial solutions supporting DoW end users; install, configure, and manage cloud and on-premise systems
• Other tasks as assigned

Skills

Linux administration

RHEL

HPC clusters

Slurm MPI

Scripting (bash/python)

System security

Documentation

Communication

Team leadership

Troubleshooting

Education

Bachelor's degree in STEM

Masters with 6+ years experience

Tools

Jira

Confluence

Job description

Location: Chantilly VA, Gaithersburg MD, Alexandria VA, St Louis MO

Clearance: TS/SCI

Required Certification: DOD 8570 (Security+)

Job Description

The OST team has an opening for an experienced System Engineer with Linux system administration experience to support cloud and on-premise systems with a mission operations team. The team is involved in operation and sustainment of a mission-critical geospatial solution supporting DoW end users. A successful candidate will have experience with installation, configuration, administration, support and maintenance of mission critical cloud and on-premise systems.

Responsibilities

Primary responsibilities will involve taking a leadership role in system changes and improvements; working directly with government and contractor POCs to troubleshoot issues; proactively recommend configuration changes to help improve system performance; regularly work with government and contractor POCs to keep systems security compliant; and author and update operational and security documentation, including troubleshooting guides and SOPs. Other tasks as assigned.

Core Qualifications

• Requires BS degree and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience; OR additional years of experience in lieu of degree
• Must currently possess an active TS/SCI Clearance with ability to obtain & maintain a Polygraph post hire
• Must meet DOD 8570 Certification (Security+ or equivalent or higher)
• Proactive self-starter demonstrating a positive, willing attitude and excellent oral and written communication skills
• Demonstrated ability to adapt to new technologies and learn quickly
• Organizational Skills: Can plan and prioritize work. Follows tasks to their logical conclusion and makes sure that everything has been done to the right standard. Good attention to detail.
• Communications: Ability to communicate clearly and efficiently to team members and clients, verbally and in writing. Able to present ideas in a variety of ways depending upon audience and context.
• Linux administration experience provisioning end users
• Experience managing and configuring RHEL environments
• Experience building, optimizing, and maintaining multi-node environments that run parallel workloads
• Experience with Linux clusters, specifically Slurm and MPI, to support High-Performance Computing (HPC) systems
• Strong understanding of NGA Networking
• Proficient reviewing STIG/IAVA scans and remediating vulnerabilities
• Experience performing Virtual Machine backups/snapshots
• Experience working with Security to support ISCP exercises
• Experience scripting for administration, configuration, troubleshooting, and automation
• Knowledge of Systems, Architectural, SW Development and SW Sustainment Practices

Preferred Qualifications

• Red Hat Certification(s)
• Linux Certification(s)
• Agile Certification(s)
• Team Collaboration tools and administration (Jira, Confluence)