Employment Type: Full-Time
Shift: Day
** This position is contingent upon award of the contract.
Job SummaryATG is seeking a Senior Systems Administrator (Unix/Linux) to support NSWCDD Code 104. The selected candidate will administer, secure, maintain, and optimize enterprise Unix and Linux server environments supporting mission-critical Department of the Navy systems. The role includes systems administration, patch management, automation, performance tuning, cybersecurity compliance, and operational support.
Key Responsibilities- Install, configure, administer, and maintain Red Hat Enterprise Linux and other Unix/Linux operating systems.
- Perform system hardening, STIG implementation, patch management, and vulnerability remediation.
- Monitor server performance, availability, and capacity while resolving complex system issues.
- Manage user accounts, file systems, storage, permissions, and system backups.
- Develop and maintain shell scripts and automation to improve system administration processes.
- Support RMF, continuous monitoring, and cybersecurity compliance activities.
- Coordinate maintenance activities with Government stakeholders and technical teams.
- Prepare technical documentation, SOPs, and system configuration records.
QualificationsRequired:- Master's degree in Information Technology, Computer Science, or related field.
- Minimum seven (7) years of professional systems administration experience, including Unix/Linux environments.
- Current DoD 8570/8140 IAT Level III certification.
- Ability to obtain and maintain a Tier 5 investigation.
- Experience with Red Hat Enterprise Linux, shell scripting, virtualization, and enterprise server administration.
- Knowledge of STIGs, RMF, and NIST security requirements.
- U.S. Citizenship.
Desired:- Red Hat Certified System Administrator (RHCSA) or RHCE certification.
- Experience supporting NAVSEA or Department of the Navy.
- Experience with VMware, Ansible, or enterprise automation tools.
Physical and Environmental ConditionsNormal Office Environment. Requires Sitting, Standing, Near Acuity, Speaking with colleagues and customers, Listening, Sight, Use of hands/fingers.
Additional Benefits- Performance Bonuses and annual salary reviews
- Health, dental, and vision insurance
- Short Term Disability, Long Term Disability, and Life Insurance
- 401(k) plan with company match
- Opportunities for professional growth and development
- A collaborative and inclusive work environment