System Administrator/Operator | Req#4115

Kansas City, Missouri

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Description

ActioNet is hiring for a System Administrator/Operator in Saint Louis, MO. This position requires a Secret clearance.

Primary Responsibilities:
• Provide Tier 1–2 system administration support, including server operations, operating system maintenance, and application support.
• Administer Active Directory accounts, Group Policy Objects (GPOs), and integrate with the Military Joint Active Directory (mJAD).
• Support enterprise patch management, imaging, and configuration management using SCCM/MECM.
• Monitor, troubleshoot, and resolve issues related to server hardware, applications, and network connectivity.
• Ensure all systems remain compliant with DoD STIGs and assist with RMF ATO documentation in coordination with the ISSO.
• Provide preventative maintenance, software installation, and hardware upgrades in line with DOD standards.
• Track and document system configurations, changes, and maintenance actions.
• Support IG inspections, assist with Authorized Scheduled Interruptions (ASI), and ensure proper coordination.
• Deliver local end-user support, including device replacements, printer mapping, and troubleshooting.

Required Job Experience:
• 3–5 years of experience as a Systems Administrator or Operator in enterprise IT environments, preferably DoD or DHA networks.
• Proficiency in Windows Server, Active Directory, and GPO management.
• Experience with SCCM/MECM patch management, system builds, and deployments.
• Familiarity with DoD cybersecurity standards including STIGs, RMF, and system hardening practices.
• Strong troubleshooting and problem-solving experience across servers, networks, and applications.

Degree (Required or certifications below can be substituted in lieu of):
• Associate’s or Bachelor’s Degree in Information Technology, Computer Science, or related field.

Certification (Preferred one of the following in lieu of Required Degree):
• DoD 8570.01-M IAT Level II certification (e.g., Security+, CCNA Security).
• Microsoft Certified: Windows Server Administrator or Microsoft 365 Certified.
• CompTIA Network+ or Server+.

 
ActioNet is a CMMI-DEV Level 4, CMMI-SVC Level 4, ISO 20000, ISO 27001, ISO 9001, HDI-certified, woman-owned IT Solutions Provider with strong qualifications and expertise in Agile Software Engineering, Cloud Solutions, Cyber Security and IT Managed Services.   With 26+ years of stellar past performance, ActioNet is the premier Trusted Innogrator! 
Core Capabilities: 
  • Advanced and Managed IT Services 
  • Agile Software Development 
  • DevSecOps 
  • Cybersecurity 
  • Health IT 
  • C4ISR & SIGINT 
  • Data Center Engineering & Operations 
  • Engineering & Installation 
Why ActioNet? 
At ActioNet, our Passion for Quality is at the heart of everything we do: 
  • Commitment to Employees: We are committed to making ActioNet a great place to work and continue to invest in our ActioNeters. 
  • Commitment to Customers: We are committed to our customers by driving and sustaining Service Delivery Excellence. 
  • Commitment to Community: We are committed to giving back to our community, helping others, and making the world a better place for our next generation. 
ActioNet is proud to be named a Top Workplace for the twelfth year in a row (2014 - 2025). We have a 98% customer retention rate. We are passionate about the inspirational missions of our customers, and we entrust our employees and teams to deliver exceptional performance to enable the safety, security, health, and well-being of our nation. 
 
What's in It For You? 
As an ActioNeter, you get to be part of an exceptional team and a corporate culture that nurtures mutual success for our customers, employees, and communities. We give you the tools to be successful; all you need to do is bring your best ideas, your energy, and a desire to develop your skills, experience, and career. Are you ready to make a difference? 
ActioNet is an equal-opportunity employer and values inclusion at our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.  
 
Full-Time Employees are eligible to participate in our ActioNet’s Benefits Program: 
  • Medical Insurance 
  • Vision Insurance 
  • Dental Insurance 
  • Life and AD&D Insurance 
  • 401(k) Savings Plan 
  • Education and Professional Training 
  • Flexible Spending Accounts (FSA) 
  • Employee Referral and Merit Recognition Programs 
  • Employee Assistance and Identity Theft Protection 
  • Paid Holidays: 11 per year 
  • Paid Time Off (PTO) 
  • Disability Insurance 
ActioNet is an equal opportunity employer and value inclusion at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. 
********Direct Applicants, only.  No Agencies, No third-party recruiters, please******** 
  

 

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