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Senior Systems Administrator II Generalist (TS/SCI)

Mks2technologies

Springfield, VA permanent

Posted: October 8, 2025

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Job Description

MKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients. Our commitment to excellence and our “Mission First” orientation has resulted in steady growth and an expanding client base across government agencies. We have employees nationwide and for the past three consecutive years were named one of the fastest growing Veteran-owned companies in the nation. Please take a moment to browse through our website and learn more about what it means to serve with MKS2.

Job Title: Senior System Administrator II Generalist - TOP SECRET WITH SCI CLEARANCE REQUIRED

Location: Springfield, VA - On-site Requirement

Pay: $150,000 W2 negotiable based on experience - NO C2C/Visa

Clearance: Active TS/SCI

Job Description

Overview

Working across the globe, V2X builds smart solutions designed to integrate physical and digital infrastructure from base to battlefield. We bring 120 years of successful mission support to improve security, streamline logistics, and enhance readiness. Aligned around a shared purpose, our $3.9B company and 16,000 people work alongside our clients, here and abroad, to tackle their most complex challenges with integrity, respect, responsibility, and professionalism.

We are hiring a Senior Systems Administrator II Generalist - active TS/SCI clearance to support our government customer based in Springfield, VA. The position is required to be onsite. The position requires an active Top Secret/SCI clearance and the ability to obtain and maintain a Counterintelligence (CI) Polygraph.

The Senior Systems Administrator II supports the information technology (IT) Operations and Maintenance (O&M) server team by managing enterprise-level, high performance, highly available server technology solutions (systems, applications, and services).

Responsibilities

The Senior Systems Administrator II is responsible for the following activities:

• Configuring, troubleshooting, administering, and maintaining the organization's Windows, Linux, and Citrix server environments.

• Monitoring and administering the departments access and transfer cross domain solutions (CDS).

• Developing and deploying automated mechanisms to enhance operational efficiency and streamline activities across a variety of technologies, applications, and services.

• Maintaining and utilizing system configuration and monitoring tools to analyze performance and remediate concerns (ex: Active Directory, MECM, SolarWinds, etc.).

• Drafting requests for change (RFC) and analyzing submissions from other departments.

• Developing technical documentation including diagrams, standard operating procedures, workflows, and run books.

Qualifications

• Shall have 5 or more years of progressive, hands-on experience maintaining Enterprise information systems as a systems administrator or systems engineer.

• Demonstrated expertise in the following areas:

• Deploying, troubleshooting, and maintaining Windows, Linux, and Citrix environments across an enterprise.

• Operating and maintaining access and transfer cross domain solutions (ex: Secureview, Trusted Thin Client, Trusted Gateway System, X-ARBITOR, high speed guard, etc.).

• Automating deployment maintenance actives utilizing custom scripts and automation tools (ex: Ansible Automation Platform, PowerShell, Bash, Python).

• Applying and maintaining Government-standard security configurations based on Security Requirements Guides (SRGs) and Security Technical Implementation Guides (STIGs) .

• Excellent written and verbal communication skills with the ability to articulate new idea and concepts to technical and nontechnical audiences as well as senior-level executives.

• The position shall meet the minimum credential requirements for a Cyber IT/Cybersecurity Workforce (CSWF) position as defined in Section 6, Table 3. System Administrator (451); Intermediate Level for SECNAV M-5239.2 compliance. (See Navy Cool WebSite).

Education:

Bachelor's degree from an accredited University; or

Certifications:

CompTIA Security+ ce; or

GIAC Security Essentials Certification (GSEC); or

Systems Security Certified Practioner (SSCP)

Desired Qualifications:

• Experience engineering or administering a variety of IT devices, applications, and technologies (ex: Cisco, Nutanix, VMware, Splunk, Trellix, Ivanti, ACAS, Rapid7, etc.)

• Understanding of ServiceNow functionality, capabilities, and integration points

• Familiarity with the concepts, implementation, and operations associated with DevSecOps in an enterprise environment

Diversity creates a healthier atmosphere: MKS2 Technologies is proud to be an Equal Employment Opportunity / Affirmative Action employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, protected veteran status, disability status, sexual orientation, gender identity or expression, marital status, genetic information, or any other characteristic protected by law.

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