Enterprise Senior Systems Administrator

General Dynamics Information Technology; Fort Belvoir (VA); On-site; USD 123,000 - 167,000; Full time

Job summary

An established industry player is seeking a highly motivated Enterprise Senior Systems Engineer to support critical defense missions. This role involves analyzing and enhancing existing systems, ensuring the reliability of enterprise infrastructure, and leading security hardening initiatives. With responsibilities ranging from diagnosing technical issues to developing upgrade strategies for Windows-based systems, this position offers a dynamic work environment where your expertise will directly impact national security efforts. Join a team dedicated to leveraging technology for a safer world and enjoy a comprehensive benefits package that promotes work-life balance and professional growth.

Benefits

Medical plan options

Dental plan options

Vision plan

401(k) plan with company match

Paid time off plans

Short and long-term disability benefits

Life insurance

Accidental death and dismemberment insurance

Critical illness insurance

Business travel insurance

Qualifications

• 8+ years of related experience in systems administration.
• Experience with DISA STIGs related to Windows and Linux security.

Responsibilities

• Analyze and evaluate existing hardware/software technology systems.
• Oversee enterprise infrastructure Continuity of Operations and Disaster Recovery.

Skills

Critical Systems

Enterprise Servers

Operating Systems (OS)

PowerShell scripting

Active Directory Domain Services

Public Key Infrastructure

Education

Bachelor’s Degree in a related field

DoD 8570/8140 IAT Level II

Tools

Windows Server 2016-2022

Trellix Security Suite

VMWare Operating Systems

Job description

**Req ID:** RQ195530

**Type of Requisition:** Regular

**Clearance Level Must Be Able to Obtain:** Top Secret

**Public Trust/Other Required:** None

**Job Family:** Systems Administration

**Skills:**

Critical Systems,Enterprise Servers,Operating Systems (OS)

**Experience:**

8 + years of related experience

**US Citizenship Required:**

Yes

**Job Description:**

GDIT seeks a highly motivated and experienced Enterprise Senior Systems Engineer to support the Defense Threat Reduction Agency (DTRA) Defense Stockpile Management System (DSMS) mission at Fort Belvoir, VA.

**Essential Experience, Knowledge, Duties and Responsibilities:**

+ Analyze and evaluate existing hardware/software technology systems and design technological improvements.

+ Monitor and verify the availability, validity, and reliability of the enterprise infrastructure and services.

+ Diagnose and resolve infrastructure hardware, software, network, domain, and client service issues.

+ Oversee enterprise infrastructure Continuity of Operations (COOP) and Disaster Recovery (DR) plans, operations, and procedures.

+ Develop, test, implement, and execute upgrade strategies for Windows based operating system software, databases, and services.

+ Plan and implement security hardening activities in accordance with requirements.

+ Advanced experience of administrating Windows servers in virtualized environments.

+ Comprehensible knowledge of networking technologies and protocols. Knowledge and experience of deploying Public Key Infrastructure (PKI) methodologies and processes.

+ Fundamental knowledge of RSA SecurID multifactor authentication and processes.

+ Research, plan, propose, and brief Analysis of Alternatives (AoA) on enterprise infrastructure hardware, operating systems, and applications with recommendation(s) of appropriate Course of Action (COA).

+ Provide technical guidance on emerging IT industry developments and technology capabilities.

+ Routinely review and manage mitigation efforts for Assured Compliance Assessment Solution (ACAS) reports of vulnerabilities on enterprise hardware, software, and applications.

+ Maintain, implement, and report Plan of Action and Milestones (POA&M) on security posture concerns.

+ Author applicable Documented Risk Acceptance (DRA) documentation and brief the program Cybersecurity Team and/or Information System Security Manager (ISSM).

+ Advise Cybersecurity Team on all technical matters pertaining to enterprise infrastructure and services.

+ Audit, remediate, and report Security Technical Implementation Guide (STIG) compliancy status.

+ Create engineering documentation, diagrams, and configuration artifacts for the enterprise infrastructure.

+ Work with stakeholders to ensure Enterprise services meet and support IT business requirements for on-prem, hybrid, and cloud solutions.

+ Track, plan, and implement lifecycle management for enterprise hardware and software.

+ Manage, track, document, and communicate assigned project status.

+ Proficiency to lead team projects and liaison with all aspects of the program. Ability to work both independently and within a team.

+ Skillful time management and organizational skills to meet deadlines and balance numerous priorities.

+ Excellent written and oral communication skills.

**Required Knowledge, Skills, and Abilities:**

+ Experience with DISA STIGs and their relation to Windows, Linux, and VMWare Operating Systems security.

+ Intermediate experience with PowerShell scripting and deployment.

+ Prior experience building, deploying, and administrating Windows Server 2016-2022.

+ Experience with providing Active Directory Domain Services and Public Key Infrastructure services.

+ Ability to install, configure, and upgrade hosted applications Operating System services.

+ Experience working with Trellix Security Suite.

**Minimum Education and Requirements:**

+ Education: Bachelor’s Degree in a related field or 8+ years of experience.

+ Required: DoD 8570/8140 IAT Level II (e.g., Security+ CE, CCNA-Security, or SSCP).

+ Required: Minimum of a DoD Final Secret security clearance at start.

\#GDITPriority

\#armajobs

The likely salary range for this position is $123,250 - $166,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans