Senior Systems Administrator

Responsibilities & Qualifications:

The TekSynap is seeking a Senior System Administrator (Unix/Linux). The Senior Systems Administrator (Unix/Linux) serves as Key Personnel under the NSWCDD Corporate IT Services contract. This position provides advanced system administration and engineering support for Unix/Linux environments within the Navy enterprise. The Senior Systems Administrator is responsible for configuration, optimization, and sustainment of critical Navy IT infrastructure systems, ensuring maximum performance, reliability, and compliance with cybersecurity requirements.

RESPONSIBILITIES

• Install, configure, and maintain Unix/Linux operating systems and associated hardware/software components in a secure DoD environment.
• Manage and monitor system performance, availability, and capacity, ensuring optimal uptime for mission-critical systems.
• Implement and maintain system backup and recovery procedures in compliance with RMF and DISA STIGs.
• Administer user accounts, access controls, and file permissions following DoD cybersecurity policies.
• Conduct system patching, updates, and configuration management to maintain system integrity and accreditation.
• Provide Tier III troubleshooting and support for complex system issues and coordinate with network and cybersecurity teams for resolution.
• Develop and maintain system documentation, architecture diagrams, and baseline configurations.
• Participate in system design reviews, accreditation activities, and contingency planning.
• Ensure compliance with Navy network protocols, cybersecurity standards, and vulnerability management processes.
• Support the integration of new hardware and software solutions, ensuring interoperability and security alignment.

REQUIRED QUALIFICATIONS

• Bachelor's in CS, IS, Engineering or related field
• Minimum of six (6) years of professional experience in Unix and/or Linux system administration of networks and software systems, including system backup and recovery, performance tuning, and hardware/software troubleshooting.
• Must meet DoD IAT Level III certification requirements (e.g., Security+ CE, CASP+, CISSP).
• Strong experience with TCP/IP, network security tools (e.g., firewalls, vulnerability scanners), system performance tuning, and resource allocation.
• Deep understanding of computing and networking vulnerabilities, attack methods, and mitigation techniques.

COMPETENCIES

• Unix/Linux System Administration
• Network and Security Management
• System Performance Tuning
• RMF and STIG Compliance
• Backup and Recovery Management
• Technical Documentation & Troubleshooting

Overview:

We are seeking a Senior System Administrator (Unix/Linux) to join our team at Naval Surface Warfare Center Dahlgren Division (NSWCDD).

TekSynap is a fast-growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment. "Technology moving at the speed of thought" embodies these principles – the need to nimbly utilize the best that information technology offers to meet the business needs of our Federal Government customers.

We offer our full-time employees a competitive benefits package to include health, dental, vision, 401K, life insurance, short-term and long-term disability plans, vacation time and holidays.

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Additional Job Information:

• WORK ENVIRONMENT AND PHYSICAL DEMANDS

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of the job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

• Location: Onsite at NSWCDD Dahlgren, VA (limited hybrid flexibility may be considered)
• Type of environment: Office and secured data center environments.
• Noise level: Medium
• Work schedule: Onsite with standard NSWCDD core hours , Monday through Friday.
• Amount of Travel: 10-15% for support and coordination at other Navy facilities (Dan Neck, Norfolk, Quantico, San Diego).

PHYSICAL DEMANDS

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee is regularly required to use hands to handle, feel, touch; reach with hands and arms; talk and hear. The employee is regularly required to stand; walk; sit; climb or balance; and stoop, kneel, crouch, or crawl. The employee is regularly required to lift up to 10 pounds. The employee is frequently required to lift up to 25 pounds; and up to 50 pounds. The vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus.

WORK AUTHORIZATION/SECURITY CLEARANCE

US Citizenship

Clearance requirement: Top Secret (T5 investigation)

OTHER DUTIES

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

EQUAL EMPLOYMENT OPPORTUNITY

In order to provide equal employment and advancement opportunities to all individuals, employment decisions will be based on merit, qualifications, and abilities. TekSynap does not discriminate against any person because of race, color, creed, religion, sex, national origin, disability, age, genetic information or any other characteristic protected by law (referred to as "protected status"). This nondiscrimination policy extends to all terms, conditions, and privileges of employment as well as the use of all company facilities, participation in all company-sponsored activities, and all employment actions such as promotions, compensation, benefits, and termination of employment.