Senior Systems Administrator - Hybrid, Secret Clearance

Sierra Nevada Corp; Plano (TX); Hybrid; USD 120,000 - 160,000; Full time

Benefits offered by this job

Medical, dental & vision plans

401(k) with 150% match up to 6%

Life insurance

3 weeks paid time off

Tuition reimbursement

Job summary

Sierra Nevada Corp. is seeking a Senior Systems Administrator in Plano, TX, to provide strategic oversight of the organization’s systems infrastructure. You will lead complex projects, ensure system integrity and security, and mentor junior staff in a fast-paced Aerospace and Defense environment.

The role requires deep technical expertise and the ability to guide implementation of cutting-edge solutions. A Secret U.S. Security Clearance is required, with Hybrid work options available.

Qualifications

• Bachelor’s degree in information technology or related field.
• 8+ years of relevant IT systems administration experience.
• Experience with Windows and Linux systems, network security protocols.
• Experience with Jama Connect and Jama Connect Interchange.
• Ability to obtain and maintain a Secret U.S. Security Clearance.

Responsibilities

• Lead design, plan, and implement advanced system configurations.
• Oversee system performance monitoring and optimization.
• Lead the implementation of advanced security measures.
• Mentor junior systems administrators and provide technical guidance.
• Manage user access permissions, cross-tool integrations, and system customizations.
• Coordinate system upgrades and maintain comprehensive documentation.

Skills

Leadership

Communication

Security practices

Windows & Linux

Project management

Problem solving

Customer focus

Education

Bachelor's degree in IT / CS or related field

Tools

Jama Connect

SQL

VMware

Active Directory

AWS

Azure

GitHub

ServiceNow

BIRT/Velocity

PRTG

SolarWinds

Job description

Sierra Nevada Corp. is seeking a Senior Systems Administrator in Plano, TX, to provide strategic oversight of the organization’s systems infrastructure. You will lead complex projects, ensure system integrity and security, and mentor junior staff in a fast-paced Aerospace and Defense environment.

The role requires deep technical expertise and the ability to guide implementation of cutting-edge solutions. A Secret U.S. Security Clearance is required, with Hybrid work options available.