Network/System Administrator (Net/Sys Admin) I

TAC Integrated Solutions; United States; On-site; USD 85,000 - 125,000; Full time

Job summary

TAC Integrated Solutions is seeking a Network/System Administrator I to organize, install, and support DoD computer networks including LANs, WANs, and intranets. The role involves architecture, design decisions, and day-to-day operations in SAP environments, supporting SCI/SAP activities.

Responsibilities include leading IT ops, managing security tooling, and contributing to O&M checklists while ensuring system availability and compliance with RMF/JSIG controls.

Qualifications

• Extensive experience with Windows Server, Active Directory, and Linux servers.
• Experience in DoD SAP environments and RMF JSIG knowledge is advantageous.
• Top Secret/ Clearance or eligibility is required.

Responsibilities

• Lead IT operations on day-to-day management of networks and systems.
• Assist in security assessments of servers, devices and appliances.
• Develop and maintain O&M checklists and SOPs for network services.
• Operate monitoring tools and SIEM to identify incidents and report findings.
• Analyze cybersecurity risks and support incident response teams.
• Collaborate with ISSM/ISSO/ISSE to implement new cyber techniques.
• Ensure confidentiality, integrity, and availability across classification levels.

Skills

Self-motivation

Leadership

Cybersecurity

Network administration

Documentation

Tools

SIEM

Windows Server

Active Directory

Linux servers

Job description

Network/System Administrator (Net/Sys Admin) I

Position Description

Position Description The primary function will be to organize, install, and support government organization’s computer systems, including local area networks (LANs), wide area networks (WANs), network segments, intranets, and other data communication systems. This will also include helping architect, design and analyze network models. It will require participation in decisions about buying future hardware or software to upgrade organization’s infrastructure. This position might be called upon to provide technical support to computer users to help solve users’ problems. This position will support activities within Special Access Programs (SAPs) supporting Department of Defense (DoD) agencies, such as HQ Air Force, Office of the Secretary of Defense (OSD) and Military Compartments efforts. The position will provide “day-to-day” support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities.

Performance shall include:

• Able to perform self-sustaining and work with little to no oversight
• Lead IT ops team on day to day management and operations of Networks and implement capabilities vetted through Cybersecurity, ISSE and higher headquarters to maintain JSIG/RMF Authority to Operate and maintain Continuous Monitoring tools and processes
• Manage COTS & GOTS products to collect, display and remediate a variety of automated system
• security and system operations/performance functions and metrics.
• Assist during security assessments of servers/network devices/security appliances
• Assist during security assessments with regard to accuracy and efficiency
• Assist with Creation of operational Operations and Maintenance (O&M) checklists to maintain the service (daily, weekly, monthly, yearly O&M checklists); build Tactics, Techniques and Processes (TTPs) and Standard Operating Processes (SOPs) associated with service checklists
• Manage and operate monitoring tools/capabilities with the enterprise security information and event
• management (SIEM) and create/tailor complex event alarms/rules and summary reports
• Execute cybersecurity operations procedures for day to day network management, operations and maintenance
• Monitor/analyze output of cybersecurity related tools for reportable security incidents and residual risk
• Assist in analyzing technical risk, upon request, of emerging cybersecurity tools and processes
• Work as part of a security incident response team as needed
• Assist ISSM/ISSO/ISSE with the Integration/Development new techniques to improve
• Confidentiality, Integrity, and Availability for networks/systems operating at various classification levels
• Advanced technical competency in one or more of the following supported platforms: Microsoft Windows Server, Active Directory Red Hat Enterprise Linux servers, MS Hyper-V/VMWare/ESx/Xen Hypervisors, Enterprise networking/firewalls/intrusion detection/prevention systems, forensic analysis/vulnerability assessment, Group Policy management and configuration, Scripting, BMC Footprints, WSUS, , Lumension, Bitlocker, SQL Server 2012, TomCat, IIS, Windows Server 2012r2/2016, Win 10, Red Hat 6.5, Microsoft Office Toolkits, SEIMs, Logrhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e.g. SE Linux extensions to RHEL, PitBull, AppArmor, and Sentris) , video teleconferencing/VOIP, Oracle/MS SQL database security, and Apache/IIS Web server security.

Required: Top Secret / Clearance

Special Requirement Notes MANDATORY: 5-7 years related experience; 2+ years SAP experience