Linux and Windows Engineer

DMI, LLC is seeking a Senior Linux and Windows Engineer. As a Senior Linux Engineer at DMI, your role is to provide and manage a wide range of activities, including the architecture, planning, implementation, design, capacity management, and operational support for the Linux Virtual and Physical infrastructure for an on-premises application support contract for a government customer.

Duties and Responsibilities:

• Primary responsibilities will include overseeing and executing system-based projects, writing scripts to automate manual processes, creating system documentation & diagrams. Provide system administration and configuration of specialized mission applications and software
• Daily tasks: Monitor, Maintain and troubleshoot issues with Linux and Windows based Operating System
• At least 50% advanced experience in Linux and 50% experience in Windows
• Experience in troubleshooting Apache, IIS, IP Tables, Linux and Windows Firewalls,
• Experience in troubleshooting Network related issues such as service reachability or connectivity
• Experience in certificates and GPO
• Participates in Change Board, and Technical Review meetings
• Implements Change Requests based off customer request
• Manage a clustered environment of an on-premise system
• Collaborate with Operations Systems Support, Network Infrastructure, Security Infrastructure, Project teams, IT, Operations, and Product teams. Activities include but are not limited to Change, Incident, Problem, and Risk Management.
• Own and drive the resolution of highly complex issues during regular business hours and off-hour escalations or maintenance activities
• Proactively monitoring system performance and capacity planning
• Managing, coordinating, and implementing software upgrades, patches, hotfixes on servers, workstations, and network hardware
• Creating and modifying scripts or applications to perform tasks

Qualifications:

• BS degree or equivalent experience.
• 5+ yrs. of advanced experience as a Linux and Windows Engineer
• Strong Windows Servers, SSL, GPO, scripting experience required.
• Demonstrable expert level of Linux administration.
• In-depth knowledge of RedHat Linux.
• In-depth knowledge and expertise in Linux systems preferably Centos / Redhat
• Demonstrable experience deploying custom and COTS solutions in an enterprise environment.
• Hands-on experience with MySQL and/or MariaDB
• Strong communication and collaboration skills
• Ability to work independently and as part of a team
• Willingness to learn and adapt to new technologies and processes.
• Good oral and written communication skills

Role requires proficiency in:

• Windows Server based OS troubleshooting, configuration, maintenance, and vulnerability remediation techniques
• Apache/NodeJS/Nginx/IIS
• Salt
• Ordering, replacing, expiring, and troubleshooting of SSL certifications
• Ansible/Jenkins
• Understanding of DNS, TCP/IP, load balancing, and network concepts
• Scripting in PowerShell, Bash, or compatible languages

Role requires familiarity with:

• NSX
• Load Balancing Technologies
• This position provides 24x7 coverage with weekly on call rotation.
• Must have the ability to obtain and maintain a Public Trust Clearance.
• Min Citizenship Status Required: U.S. Citizenship
• Physical Requirements: No Physical requirement needed for this position.
• Location: Remote (prefer ET/CT zones)

Job Type: Full-time

Salary: Up to $100,000.00 per year

Experience level:

• 10 years
• 11+ years
• 5 years
• 6 years
• 7 years
• 8 years
• 9 years

Schedule:

• 8 hour shift

Work Location: Remote