Systems Administrator (Active TS/SCI Required)

Missionovo Llc; Herndon (VA); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Leading compensation and 401(k) package

Company-paid healthcare for you and dependents

Up to $5,250 per year for training, education, or certifications

Generous Paid Time Off (PTO)

Professional development and leadership opportunities

Culture that celebrates curiosity, teamwork, and impact

Job summary

Missionovo Llc in Herndon, Virginia is looking for a Systems Administrator to manage IT infrastructure and ensure security and efficiency. This role requires an active Top Secret Security Clearance (TS/SCI). Candidates must have at least 5 years of experience in system administration, strong knowledge of server environments, and proficiency in cloud platforms. Missionovo offers leading compensation, company-paid healthcare, generous PTO, and opportunities for professional development.

Qualifications

• 5+ years of experience as a System Administrator or similar role.
• Strong knowledge of Windows and/or Linux server environments.
• Experience with cloud platforms and virtualization.

Responsibilities

• Administer, monitor, and maintain servers, networks, and cloud environments.
• Manage user accounts and system access across platforms.
• Implement and maintain system security measures.

Skills

Windows server environments

Linux server environments

Networking fundamentals (TCP/IP, DNS, DHCP, VPNs, firewalls)

Virtualization (VMware, Hyper-V)

Scripting (PowerShell, Bash, Python)

Cloud platforms (AWS, Azure, GCP)

Problem-solving skills

Education

Bachelor’s degree in Computer Science or Information Technology

Tools

VMware

Azure

AWS

GCP

Monitoring and configuration management tools

Job description

Systems Administrator (Active TS/SCI Required)

Full-Time in Herndon/Chantilly, VA

Applicants must have an Active Top Secret Security Clearance with SCI Access (TS/SCI)

About the Role

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.

Key Responsibilities

• 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.

Qualifications

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 PowerShell, 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 SysOps Administrator

Clearance Required:

• TS/SCI w/ poly

About Missionovo

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.

What We Offer

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