Systems Administrator; TS​/SCI

Full-Time in Herndon/Chantilly, VA

We are seeking a Systems Administrator to join our growing team. In this role, you will be responsible for managing, monitoring, and improving IT infrastructure—ensuring reliability, security, and efficiency across systems. You’ll collaborate with cross-functional teams to support engineering operations, troubleshoot complex issues, and implement automation that enhances system performance and scalability.

• Administer, monitor, and maintain servers, networks, and cloud environments (e.g., AWS, Azure, or GCP)
• Manage user accounts, permissions, and system access across platforms
• Implement and maintain system security measures, including patches, updates, and backups
• Troubleshoot and resolve system, network, and application issues in a timely manner
• Develop and maintain documentation for systems, configurations, and processes
• Collaborate with engineering and IT teams to deploy new tools and infrastructure upgrades
• Automate routine administrative tasks to improve operational efficiency
• Participate in disaster recovery planning and execution.

Required:

• Bachelor’s degree in Computer Science or Information Technology
• Minimum of 5 years of experience as a System Administrator or similar role
• Strong knowledge of Windows and/or Linux server environments
• Experience with virtualization (VMware, Hyper-V) and cloud platforms (AWS, Azure, or GCP)
• Proficiency in scripting languages such as Power Shell, Bash, or Python
• Solid understanding of networking fundamentals (TCP/IP, DNS, DHCP, VPNs, firewalls)
• Familiarity with monitoring and configuration management tools
• Strong problem-solving skills and attention to detail

Preferred:

• Experience supporting engineering or development teams
• Knowledge of containerization technologies
• Certifications such as CompTIA Server+, Microsoft Certified:
  Azure Administrator, or AWS Sys Ops Administrator

Clearance Required:

• TS/SCI w/ poly

We are a mission-driven technology and engineering company dedicated to delivering innovative solutions that advance national security and achieve decisive outcomes. Trusted by the world’s most discerning customers, we are purpose-built to empower skilled professionals to excel in demanding environments.

At Missionovo, we believe in taking care of our people — personally and professionally.

• Leading compensation and 401(k) package
• Company-paid healthcare for you and any dependents
• Up to $5,250 per year for training, education, or certifications
• Generous Paid Time Off (PTO)
• Professional development and leadership opportunities
• A culture that celebrates curiosity, teamwork, and impact