Senior System Administrator - Network Operation Center

Senior System Administrator - Network Operation Center

Apply for the Senior System Administrator - Network Operation Center role rge Tanaq Corporation.

Pay: $110,000 - $120,000 per year.

Location:

Suitland, Maryland (hybrid remote with on-site visits). Job type:
Full‑time.

Tanaq Technical Services (TTS), a division of St. George Tanaq (SGT) Corporation, is an 8(a) Alaskan Native Small Business that delivers Enterprise Integrated Technology Solutions and Support Services to the Federal Government. TTS combines proactive strategies, efficient processes, and emerging technologies to provide seamless, integrated services. TTS is mission‑driven and people‑focused.

We seek a Senior System Administrator – Network Operation Center to support our federal government customer. This hybrid remote position requires onsite work at the customer’s location and is contingent on contract award.

• Review the daily checklist to ensure services are running as expected.
• Monitor the environment for system anomalies and perform root‑cause analysis as required.
• Document all changes to test, operational, and cloud environments in compliance with customer and Census practices.
• Implement Engineering Implementation Plans (EIPs) to support change control and system enhancements.
• Work independently and coordinate with systems administrators to maintain smooth operation of a multi‑user computer system.
• Perform data backups and disaster recovery operations.
• Maintain and administer computer networks and related computing environments.
• Plan, coordinate, and implement network security measures to protect data, software, and hardware.
• Perform routine network startup and shutdown procedures and maintain control records.
• Review user requests for upgrades or additions and provide advice on the most practical technical approach.
• Install new software releases, system upgrades, evaluate and install patches, and resolve software‑related problems.
• Perform system backups and recovery.
• Maintain data files and monitor system configuration to ensure data integrity.
• Use experience and judgment to plan and accomplish goals.
• Perform a variety of tasks as assigned.
• Lead or direct others as required.

• Minimum 8 years of advanced expertise in enterprise‑level network and systems administration.
• Advanced Network Infrastructure Management: configuring, monitoring, and optimizing complex network architectures.
• High‑availability solutions to sustain 99.99% uptime across distributed sites.
• Enterprise Systems Administration: managing Windows Server, Linux, Active Directory, Group Policy, DNS, DHCP, and virtualization platforms.
• Automation tools such as Ansible, Power Shell, and Bash to streamline maintenance and patching.
• Network Monitoring and Incident Response with tools like Solar Winds, Nagios, and Splunk.
• Incident response playbooks and cybersecurity compliance (DISA STIGs, NIST 800‑53).
• Vulnerability scanning, log analysis, SIEM integration.
• Leadership and process optimization in 24x7 NOC operations; establishing SOPs aligned with ITIL best practices.
• Mentoring junior staff and optimizing operational processes.
• Experience installing and upgrading software, performing backups, and maintaining data integrity.
• Ability to rely on experience and judgment to plan and accomplish goals.
• Work under general supervision; typically reports to a project leader.
• Creativity and latitude required.
• Familiarity with standard concepts, practices, and procedures within this field.
• Leadership or direction of others.
• Preferred: prior experience at a federal government agency.
• Collaborative and independent work ability.
• Excellent verbal and written communication.
• Pass required federal background screening and obtain government clearance.
• U.S. citizenship required.

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field.
• Professional certifications:
  Security+ CE, CASP+, CISSP, CCNP Security, CCNP, CCNA, Microsoft Certified:
  Windows Server Hybrid Administrator Associate, Microsoft Certified:
  Azure Administrator Associate, ITIL 4 Foundation (highly desired).