Senior Systems Administrator

Chenega MIOS$100K — $130K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Information Technology, Computer Science, Information Systems, Engineering, or related field.
  • 7+ years of relevant experience in systems administration.
  • DOD IAT Level II Certification required.
  • Active DOD TS/SCI clearance with ability to obtain CI polygraph.
  • Experience with both Windows and Linux operating systems.

Responsibilities

  • Lead administration, maintenance, and optimization of enterprise Windows and Linux server environments.
  • Perform advanced system capacity planning and resource management for infrastructure scalability.
  • Design, deploy, and manage complex virtualized environments using VMware.
  • Serve as technical lead for system architecture and modernization efforts.
  • Troubleshoot and resolve complex infrastructure and application issues.
  • Apply compliance, security, and operational patches to operating systems and applications.
  • Monitor systems to ensure operational readiness and performance.
  • Develop backup and disaster recovery strategies and automate tasks with scripting.

Benefits

  • Broad range of benefits that support team members' well-being.
  • A supportive culture that encourages professional and personal growth.
  • Opportunities for training and skill development through various programs.
  • Commitment to corporate citizenship and community impact initiatives.
Full Job Description
Overview

Senior Systems Administrator

 

Arlington, VA

 

Responsibilities
  • Lead the administration, maintenance, and optimization of enterprise Windows and Linux server environments.
  • Perform advanced system capacity planning, performance analysis, and resource management to ensure infrastructure scalability and reliability.
  • Design, deploy, and manage complex virtualized environments utilizing VMware technologies.
  • Serve as the technical lead for system architecture, upgrades, migrations, and modernization initiatives.
  • Troubleshoot and resolve complex infrastructure, operating systems, and application issues across enterprise environments.
  • Install, configure, and maintain Windows Server and Linux operating systems in accordance with organizational requirements and industry best practices.
  • Apply operating system, application, and security patches to maintain compliance, security, and operational effectiveness.
  • Lead vulnerability remediation efforts and ensure systems remain compliant with DISA STIGs, DoD cybersecurity requirements, and organizational security policies.
  • Monitor enterprise systems and infrastructure to ensure continuous availability, performance, and operational readiness.
  • Develop and implement backup, recovery, business continuity, and disaster recovery strategies.
  • Automate administrative tasks and system management functions using scripting and automation tools such as PowerShell, Bash, or Ansible.
  • Develop, maintain, and enforce technical standards, policies, procedures, and system documentation.
  • Mentor junior administrators and provide technical guidance across infrastructure-related projects and operational activities.
  • Collaborate with network, cybersecurity, cloud, and application teams to design and implement integrated enterprise solutions.
  • Evaluate emerging technologies and recommend improvements to enhance system performance, security, and operational efficiency.
  • Support after-hours maintenance, troubleshooting, and incident response activities as required.
  • Perform additional duties assigned to support team and organizational objectives.
Qualifications
  • Bachelor's degree in Information Technology, Computer Science, Information Systems, Engineering, or related technical discipline
  • 7+ years’ of relevant experience
  • DOD IAT Level II Certification is required.
  • DOD TS/SCI with the ability to obtain CI poly.

Knowledge, Skills and Abilities:

  • Experience with Windows and Linux operating systems.

 

How you’ll grow 

At Chenega MIOS, our professional development plan focuses on helping our team members at every level of their careers to identify and use their strengths to do their best work every day. From entry-level employees to senior leaders, we believe there’s always room to learn. 

 

We offer opportunities to help sharpen skills in addition to hands-on experience in the global, fast-changing business world. From on-the-job learning experiences to formal development programs, our professionals have a variety of opportunities to continue to grow throughout their careers. 

 

Benefits 

At Chenega MIOS, we know that great people make a great organization. We value our team members and offer them a broad range of benefits. 

Learn more about what working at Chenega MIOS can mean for you. 

 

Chenega MIOS’s culture 

Our positive and supportive culture encourages our team members to do their best work every day. We celebrate individuals by recognizing their uniqueness and offering them the flexibility to make daily choices that can help them be healthy, centered, confident, and aware. We offer well-being programs and continuously look for new ways to maintain a culture where we excel and lead healthy, happy lives. 

 

Corporate citizenship 

Chenega MIOS is led by a purpose to make an impact that matters. This purpose defines who we are and extends to relationships with our clients, our team members, and our communities. We believe that business has the power to inspire and transform. We focus on education, giving, skill-based volunteerism, and leadership to help drive positive social impact in our communities. 

Learn more about Chenega’s impact on the world. 

Chenega MIOS News- https://chenegamios.com/news/ 

 

Tips from your Talent Acquisition Team 

We want job seekers exploring opportunities at Chenega MIOS to feel prepared and confident. To help you with your research, we suggest you review the following links: 

Chenega MIOS web site - www.chenegamios.com 

Glassdoor - https://www.glassdoor.com/Overview/Working-at-Chenega-MIOS-EI_IE369514.11,23.htm 

LinkedIn - https://www.linkedin.com/company/1472684/ 

Facebook - https://www.facebook.com/chenegamios/

 

 

About Chenega MIOS

Chenega MIOS Careers

Joining Chenega MIOS offers a unique opportunity to become part of an exceptional team of professionals operating in a variety of fields. This company is renowned for its commitment to innovation, leadership, and professional growth, making it a prime choice for those looking to advance their careers.

Explore Job Opportunities

Chenega MIOS provides a plethora of job opportunities that cater to a diverse range of skills and interests. Each position at Chenega MIOS is designed to challenge team members while providing them with the tools to succeed. Prospective employees can expect to find themselves at the forefront of industry developments, working alongside seasoned professionals.

Experience the Culture and Benefits

Chenega MIOS is dedicated to fostering a workplace culture that values diversity and inclusion. Employees enjoy a comprehensive range of benefits designed to support both their professional and personal lives. From health and wellness programs to continuous learning and development opportunities, Chenega MIOS ensures that team members are well taken care of.

Internship Programs

For those beginning their career journey, Chenega MIOS offers internship programs that provide invaluable industry experience and exposure to real-world projects. Internships are a cornerstone of the company's commitment to nurturing new talent and equipping them with the necessary skills to excel.

Professional Growth and Development

Career advancement is a key focus at Chenega MIOS. Employees are encouraged to engage in ongoing professional development through workshops, seminars, and diversity training. The company supports career progression through leadership training programs that prepare individuals for future roles within the company.

Join the Team

Chenega MIOS is actively hiring and looking for individuals who are passionate, curious, and driven. Those interested in applying are encouraged to submit their resume and prepare for an interview process that values insight, experience, and a capacity for teamwork.

Networking and Innovation

At Chenega MIOS, networking and innovation go hand in hand. Employees are encouraged to collaborate across departments and utilize their unique perspectives to contribute to groundbreaking projects. This collaborative environment is integral to the company's success and helps foster a sense of community and shared purpose.

Stay Connected

Keep up to date with the latest from Chenega MIOS by exploring their Careers page for insights into the company's culture, upcoming job opportunities, and industry news. Personalize your experience by signing up for job alert emails tailored to your career preferences and discover the exciting and rewarding opportunities that await at Chenega MIOS.

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