Arcfield Overview:

Arcfield was purpose-built to relentlessly protect the nation and its allies from today's national security threats. We have nearly 70 years of proven expertise and excel in space superiority, hypersonic defense and nuclear deterrence, digital transformation, and surface and undersea warfare domains. Our solution areas include space mission engineering, atmospheric science, digital engineering, mission assurance, and advances in modeling and simulation that together with our enterprise-wide adoption of artificial intelligence and machine learning, lead to better systems and timely, reliable decision-making. Headquartered in Chantilly, VA with 18 North American offices, Arcfield employs 2,200 engineers, scientists, analysts, IT specialists and other professionals who challenge the status quo to deliver an efficient technological advantage to our national security and defense partners.

Responsibilities:

Responsibilities:

System Administrator / Tier II Support is a hybrid role that blends technical support for end-users and the administration of IT systems. This position is responsible for ensuring smooth day-to-day operation of IT services, providing frontline technical support to end-users, and managing the organization's IT infrastructure. The individual will troubleshoot technical issues, perform routine maintenance, and implement system upgrades to ensure optimal performance and security. The ideal candidate is a problem-solver with strong communication skills and a deep understanding of IT operational processes who thrives in a fast-paced environment where they can balance both user support and infrastructure management. The candidate should be able to work independently and/or with minimum guidance.

Key Responsibilities:

Serve as a point of contact for IT support requests, responding to incoming inquiries via phone, email, ticketing system, or in person. Maintain a positive customer-service approach to problem-solving and issue resolution. Educate and train end-users on basic technology tasks such as password management, data backup, and software usage. Install, maintain, and support a secure Microsoft Windows and Linux network Diagnose and resolve hardware, software, and network-related issues for desktops, laptops, and printers. Provide onboarding support, including setting up and configuring devices, user accounts, and email systems for new employees. Document help desk tickets, issue resolutions, and repetitive problems to enable efficient troubleshooting and to inform future preventative measures. Work with internal teams and external vendors to implement new IT initiatives, projects, or solutions. Perform scheduled backups on systems. Maintain inventory of hardware and software assets. Maintain file servers, firewalls, network access, security monitoring systems and system documentation as required. Manage Active Directory, group policies, and user accounts, ensuring appropriate access permissions. Ensure appropriate security controls are in place that will safeguard digital files and vital electronic infrastructure. Monitor and respond to security vulnerabilities or incidents, ensuring systems are protected from breaches or cyber threats.

Qualifications:

Required Skills and Competencies:

2 to 4 years of experience with BS/BA or 0 to 2 years with MS/MA or 8-10 years of experience with HS. DoD Approved 8570 - IAT Level II (e.g., Sec+, CISSP, etc.) Must possess an active TS/SCI with a Polygraph. Ability to work independently Proficiency with Windows operating systems. Strong understanding of desktop hardware troubleshooting. Understanding of information security best practices. Knowledge of Active Directory, Office administration, and email Exchange systems. Knowledge of virtualization technologies (e.g., VMware, Hyper-V). Familiarity with networking protocols (e.g., TCP/IP, DHCP) and hardware (e.g., routers, firewalls, switches). Exceptional problem-solving, analytical, and multitasking abilities. Clear and effective written and verbal communication skills, with a service-oriented attitude. Basic understanding of scripting and automation (PowerShell, Bash, Python). Basic experience with Linux systems

Physical Demands:

Ability to lift and carry IT equipment weighing up to 50 lbs. Availability for on-call support as needed, including occasional after-hours and weekend support. Willingness to travel to additional office locations. (travel 10% or less of time)

Desired Skills and Competencies:

Experience with Linux system administration. Experience with Microsoft On-Premise Software Center Configuration Management Experience with Splunk and Tenable Nessus Experience with

NIST 800-53

security controls

EEO Statement:

We are an equal opportunity employer and federal government contractor. We do not discriminate against any employee or applicant for employment as protected by law.