Senior Systems Administrator

Pensacola, FL, USA Req #1140

Wednesday, March 5, 2025

ASRC Federal is a leading government contractor furthering missions in space, public health and defense. As an Alaska Native owned corporation, our work helps secure an enduring future for our shareholders. Join our team and discover why we are atop veteran employer (https://www.asrcfederal.com/asrc-federal-earns-military-times-best-for-vets-and-military-com-top-25-veteran-employer-honors/) andCertified Great Place to Work™ (https://www.asrcfederal.com/asrc-federal-receives-great-place-to-work-certification-for-2024/)

Job Description:

ASRC Federal is seeking an experienced Windows System Administrator for the role of Core Infrastructure Senior Systems Administrator - Windows in support of the Defense Information Systems Agency (DISA) Unified Cyber Situational Awareness (UCSA) program in Pensacola, FL. The position is primarily responsible for the planning, development, implementation, maintenance, troubleshooting and recovery of mission critical enterprise Windows systems. Additionally, the successful candidate will also be responsible for analyzing operational requirements, implementing Public Key Infrastructure (PKI) solutions and troubleshooting PKI related issues affecting mission critical systems supporting the Department of Defense (DoD). 

Responsibilities:

• Build, install, configure, maintain, troubleshoot and repair computer workstations, servers and IT related peripherals (printers, scanners, etc.)

• Manage and maintain both physical and virtual Windows infrastructures including domain controllers, domain name servers, file print servers, Simple Mail Transfer Protocol (SMTP) email service servers and share drives 

• Perform various system administration tasks including Active Directory management and the creation and maintenance of Group Policies, Certificate Revocation Lists (CRL) and user/service accounts/groups.

• Validate current security posture and perform system configuration changes, as required or as directed by higher authority, to improve enterprise security

• Provide AWS Cloud Operations and Maintenance

• Leverage Group Policy Objects, Security Content Automation Protocol (SCAP) tool and Security Technical Information Guides (STIGs) to maintain required infrastructure security levels and system hardening

• Install and configure software, firmware, upgrades and security updates/patches to maintain and secure Windows 10/Windows 11, Server 2019/Server 2022 operating systems and associated hardware

• Monitor system performance to support capacity planning and maintain systems in accordance with established requirements and best practices 

• Utilize system error logs, user-reported errors and diagnostics scans to troubleshoot and repair hardware and software problems 

• Document and prioritize problems and develop viable resolutions to maintain operational readiness  

• Assist in planning and implementing new hardware/software upgrades of IT infrastructure 

• Provide support to Windows engineers for architecture design analysis for technology refresh planning and implementation and evaluating and effectively communicating complex system problem identification and resolution 

Requirements:

• Bachelor's degree in an Information Technology (IT) technical field OR eight (8) years of relevant IT experience in lieu of a degree

• Must hold a current Secret clearance

• Must have a current DoD 8570 IAT Level I approved certification (CompTIA Security+)

• Cybersecurity knowledge and Windows server administration experience including Active Directory, DNS and Group Policy

• Hands-on familiarity and experience with Axway Desktop Validator, 90Meter, RSA asymmetric authentication and HID ActivClient middleware applications

• Experience with certificate-enabled applications such as SSL/TLS, S/MIME, authentication, Encrypted File System, Code Signing, etc.

• Demonstrated experience and/or familiarity with one of more of the following: Security Content Automation Protocol (SCAP), Security Technical Implementation Guides (STIGs), Information Assurance Vulnerability Management (IAVMs), etc. 

• Knowledgeable and experience in implementation of applicable of STIGs to secure Windows operating systems, services and applications

• Experience deploying Windows workstations/servers and migrating end-user data 

• Understanding of network services as related to Microsoft Windows environment (e.g. DNS, Firewalls, Routers, etc.) 

• Strong customer interaction skills with users of all levels 

• Effective written and interpersonal communication

• Strong diagnostic and problem-solving skills

Preferred Requirements:

• VMware vCenter and VMware ESXi experience

• Familiarity with or working knowledge of RedHat Systems Administration

• Familiarity with or working knowledge of Citrix Apps and Desktops, Citrix Application Delivery Controller (ADC) and/or Citrix Hypervisor

• Strong knowledge and experience in implementing/managing PKI integration

• General understanding of cryptographic concepts: symmetric/asymmetric cryptography, secure hash, digital signatures

• AWS Cloud administration experience

We invest in the lives of our employees, both in and out of the workplace, by providing competitive pay and benefits packages. Benefits offered may include health care, dental, vision, life insurance; 401(k); education assistance; paid time off including PTO, holidays, and any other paid leave required by law.

EEO Statement

ASRC Federal and its Subsidiaries are Equal Opportunity employers. All qualified applicants will receive consideration for employment without regard to race, gender, color, age, sexual orientation, gender identification, national origin, religion, marital status, ancestry, citizenship, disability, protected veteran status, or any other factor prohibited by applicable law.

Other details

• Job FamilyInformation Technology

• Job Sub-FamilySystems Administration

• Pay TypeSalary

• Travel RequiredNo

• Pensacola, FL, USA

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