Systems Administrator

Chantilly, VA - USA

Monthly Salary: Not Disclosed

Posted on: 30+ days ago

Vacancies: 1 Vacancy

Job Summary

Sentar is proud to be an employee-owned company fostering a culture of empowerment collaboration and innovation. Sentar is dedicated to developing the critical talent that the connected world demands to create solutions to address the convergence of cybersecurity intelligence analytics and systems engineering. We invite you to join the team where you can build innovate and secure your career.

Sentar is seeking a Systems Administrator in Chantilly VA!

Role Description:

Position Overview

As a Systems Administrator you will be responsible for installing configuring and maintaining operating system workstations and servers including web servers. You will support the multi-enclave environment (Unclassified Secret and Top Secret/SCI) that enables users to collaboratively perform their work using a variety of tools and applications.

Key Responsibilities

Install configure and maintain operating system workstations and servers
Perform software installations and upgrades to operating systems and layered software packages
Schedule installations and upgrades in accordance with established IT policies and procedures
Monitor and tune systems to achieve optimum performance levels
Ensure workstation/server data integrity by implementing appropriate software and hardware solutions
Ensure data/media recoverability through system backups and database archive operations
Develop and promote standard operating procedures
Conduct routine hardware and software audits to ensure compliance with standards and configurations
Develop and maintain comprehensive operating system hardware and software configuration databases
Support analytical tool infrastructure
Participate in Program Increments (PIs) and Agile Release Train (ART) activities
Respond to and resolve critical incidents within designated resolution timelines

Qualifications:

Clearance Level: Active Top Secret (TS) clearance with eligibility for Sensitive Compartmented Information (SCI)

Education: Bachelors degree in Computer Science Information Technology or related field

Experience:

Minimum of 8 years of experience in systems administration
Experience with SAFe Agile framework
Strong understanding of multi-enclave environments
Demonstrated experience managing complex systems in government environments

Advanced proficiency with:

- Complex multi-enclave environments
- Advanced system security hardening
- High-availability system configurations
- Disaster recovery planning and implementation
- Advanced troubleshooting and problem resolution
- System automation and orchestration
- Performance optimization techniques
- Capacity planning and resource management
- Security accreditation processes

Additional Technical Experience

Experience with:

- Cloud platforms (AWS GovCloud SC2S C2S)
- Containerization (Docker Kubernetes)
- Configuration management tools
- LDAP/OpenLDAP ADFS Keycloak
- Elasticsearch Splunk and other data platforms
- DevSecOps practices and tools
- SAFe Agile methodologies

Work Environment

Primary location: Chantilly VA
May require occasional travel for Program Increment planning sessions
Must be a U.S. citizen and able to pass a background check and polygraph examination
May require flexible scheduling to support critical operations
Must be able to respond to critical incidents within designated resolution timelines

Benefits at Sentar:

Our unique ownership model attracts top talent giving employees the freedom to take initiative and drive meaningful addition to cultivating a thriving and inclusive work environment Sentar offers an extensive benefits package designed to support the well-being of employees and their families. Employee ownership is the foundation of our culture promoting participation teamwork and accountability while ensuring long-term financial security and a commitment to excellence.

Voluntary Medical Dental Vision with Health Savings or Flexible Spending Plan options
Voluntary Life Critical Illness Accident and Long Term Care insurance options
Group Term Life Short-Term and Long-Term Disability is provided by Sentar to all qualifying employees
Generous 401(k) match
Competitive PTO plan that graduates quickly with years of service
Other leave programs; holiday schedule along with bereavement maternity jury and military duty
Mental health awareness programs
Tuition reimbursement
Professional development reimbursement
Recognition and Awards programs

If you are not ready to apply for this position submit your resume here to join our talent community. Well keep you updated occasionally on new job opportunities.

Sentar is an Affirmative Action and Equal Opportunity Employer M/F/Vets/Persons with Disabilities

Our culture is one of inclusivity and support. Sentar is proudly an Equal Opportunity and VEVRAA Federal Contractor Employer M/F/Vets/Persons with Disabilities. Follow these links to learn more about your rights: EEO Is the Law Poster; EEO Is Law Supplement; and Pay Transparency.

We want you to build your career at Sentar so if you are an individual with a disability and require a reasonable workplace accommodation applying for a job or at any point in the employment process contact the Recruiting Manager at . Please indicate the specifics of the assistance needed. Thank you for considering Sentar in your employment search.

Build Innovate Secure Your Career at Sentar.

Required Experience:

Unclear Seniority