Senior Systems Administrator

Career Area: Corporate
City: Virtual
Country: United States
Job Description



The Senior Systems Administrator will be a member of Infrastructure team responsible for hands on maintenance of the company’s data center hardware and software, performance monitoring and tuning, vulnerability management as well as implementing improved infrastructure and resolving advanced support issuesMaintain documentation, diagrams, and SOPs as directed by the Enterprise Infrastructure Director.



  • Implement and maintain WindowsLinux servers, build, patching and general maintenance
  • Troubleshoot, diagnose and resolve problems with Windows network and computing systems
  • Maintain technical documentation and standard operating procedures
  • Manage hardware / software asset inventory
  • Manage WAF technologies
  • Monitor system performance and integrity
  • Basic understanding of routing and switching
  • Basic understanding and management of firewalls
  • Serve as Tier 2 / 3 escalation and reach back support for all operational elements
  • Other duties as assigned


  • Bachelor’s degree preferred (will consider experience in lieu of degree)
  • 8+ years of experience maintaining a corporate infrastructure consisting of multiple sites
  • Must be able to obtain security clearance
  • General knowledge of protocols and security
  • Ability to perform windows patch management: scheduled and unscheduled scanning for and deployment of missing patches on local domain
  • Experience with Hyper-V and/or VMware
  • Experience with WAF technology such as Netscaler / F5
  • Ability to test software and hardware to evaluate ease of use and whether product will aid user in performing work
  • Experience in writing software and hardware evaluations and recommendations for management review
  • Write and/or revises user training manuals and procedures
  • Microsoft Windows 2012/Newer Server
  • Microsoft Azure Active Directory and Active Directory
  • Microsoft Windows 10/Newer
  • Technical experience working with virtualization best practices preferred
  • Technical experience working with firewalls preferred
  • Scripting experience preferred
  • Excellent written and verbal communication skills



Constellis offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflect its commitment to creating a diverse and supportive workplace. 

  • Medical, Vision & Dental Insurance
  • Paid Time-Off Program & Company Paid Holidays
  • 401(k) Retirement Plan
  • Insurance: Basic Life & Supplemental Life
  • Health & Dependent Care Flexible Spending Accounts
  • Short-Term & Long-Term Disability
  • Personal Development & Learning Opportunities
  • On-the-job Training, Skills Development & Certifications
  • Employee Referral Program
  • Corporate Sponsored Events & Community Outreach



Work is typically based in a busy office environment and subject to frequent interruptions. Business work hours are Monday-Friday from 8:00 am to 5:00 pm, however some extended or weekend hours may be required. 




May be required to lift and carry awkward items weighing up to 25 lbs. Requires intermittent standing, walking, sitting, squatting, stretching, and bending throughout the workday.