Senior Systems Administrator

Que Technology Group; Maryland; Hybrid; USD 120,000 - 170,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision plan

Paid time off

Professional development fund

401K with company match

Job summary

Que Technology Group, Inc. seeks a Senior System Administrator to join a large team supporting DevOps and live mission systems. You will administer Linux and Windows servers and VMs across multiple environments and classifications, ensuring security compliance and reliable operations.

The role requires extensive Linux administration, virtualization, and networking experience, with strong communication across multi-contract teams. Active Top Secret clearance with a polygraph is required.

Qualifications

• Bachelor's degree required with 15+ years of experience in large scope programs/contracts.
• Linux administration experience sufficient for labor category.
• Solid experience with STE/STN and DISA STIG compliance on Linux systems.
• Virtualization experience: Proxmox, KVM, VMware.
• IP networking and firewall experience.
• Some container and cloud experience.
• Strong written and verbal communication across multi-contract teams.

Responsibilities

• Administer, maintain, and troubleshoot Linux/Windows servers and VMs for DevOps and live systems.
• Monitor system health and respond to mission-critical updates.
• Work on tickets in Jira according to team priorities.
• Support multiple backend environments at different classifications, including DNS and authentication.
• Perform STE/STN and DISA STIG compliance on Linux systems.
• Manage storage, networking, and firewall components.
• Support DevOps initiatives and sustainment of live systems, including containers and cloud.
• Coordinate with cross-contract teams and civilian leadership.

Skills

Linux administration

Team coordination

Written and verbal communication

Scripting

Education

Bachelor's degree

Tools

Proxmox

Red Hat KVM

VMware

Ansible

Salt

Rubrik

NetBackup

Harvester

Nutanix

Cisco HyperFlex

Job description

Que Technology Group, Inc., is seeking a motivated Senior System Administrator to join a large, mixed contractor and civilian team of System Administrators and Systems Engineers supporting both DevOps and live mission systems. The team sustains Linux and Windows physical servers and virtual machines across three backend environments at different classification levels, serving Mission and Operations users and their desktops.

Job responsibilities include, but are not limited to:

• Administer, maintain, and troubleshoot Linux and Windows physical servers and virtual machines supporting DevOps and live operational systems
• Monitor system health and respond to mission-critical updates and hot issues communicated through team channels and email
• Work and resolve tickets in Jira according to team priorities
• Support three backend environments at different classification levels, including authentication, DNS, share drives, home directories, and communications between systems
• Support Mission and Operations users and their desktops
• Perform STE/STN and DISA STIG compliance work on Linux systems
• Manage storage, virtualization, IP networking, and firewall components supporting the environment
• Support DevOps initiatives and sustainment of live systems, including container and cloud environments
• Communicate and coordinate effectively with System Administrators, Systems Engineers, and Network Engineers across multiple contracts, as well as with direct civilian tasking and leadership

Required Qualifications:

• Bachelor's degree required, with at least fifteen (15) years of experience as a System Administrator in programs and contracts of similar scope, type, and complexity.
• Linux administration experience sufficient to meet the years required for the labor category.
• Solid experience with STE/STN and DISA STIG compliance work on Linux systems.
• Virtualization experience (e.g., Proxmox, Red Hat KVM, VMware).
• IP networking and firewall experience.
• Some experience with container and cloud environments.
• Strong written and verbal communication skills, with the ability to coordinate across large, multi-contract teams.

Preferred Qualifications:

Experience with automation tools (e.g., Ansible, Salt).

• Scripting experience (e.g., Bash, Python, Perl).
• Experience with backup tools (e.g., Rubrik, NetBackup).
• Hyper-converged infrastructure experience (e.g., Harvester, Nutanix, Cisco HyperFlex).

Security Clearance:

Active Top Secret clearance with a Polygraph

BENEFITS:

• Company Medical/Dental/Vision plans – Company paid
• Short-term Disability, Long-term disability and Life Insurance – Company paid
• Business/ First Class travel upgrade for 7 hour or longer flights & company card will be provided for expenses
• Vacation / Personal days granted at 25 days per year
• $5,000 Annual Professional Development Fund plus 40 paid hours if in class
• 401K with 6% company match; all contributions are immediately vested by Employee
• Employee will be paid a bonus of $10,000 per employee hired based on their referral
• Up to 3 paid Code Red days due to customer closure

Que Technology Group, Inc., is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.