Junior Application Services Engineer

Jobtailor; Colorado; On-site; USD 120,000 - 150,000; Full time

Job summary

Jobtailor in Colorado is seeking a senior IT engineer to design and implement PKI-based security, load balancing, and reverse proxy architectures for government-grade environments.

The role requires active Top Secret SCI clearance (poly efforts expected) and hands-on experience with AD, DNS/DHCP, and traffic management. You will collaborate with operations and government stakeholders to ensure high availability and secure systems.

Qualifications

• Top Secret SCI clearance with ability to obtain poly prior to start.
• DOD 8140 Certification for the role (Security+ or higher).
• Extensive hands-on IT hardware/software implementation experience.
• Experience with Active Directory, traffic management, and related technologies.

Responsibilities

• Demonstrates PKI authentication, load balancing, and reverse proxy operations.
• Collaborate with cross-functional teams and government stakeholders to meet objectives.
• Analyze requirements and design secure, scalable infrastructure and data centers.
• Develop test cases, documentation, and training materials for operations teams.
• Support transition of engineered solutions to Operations during acceptance testing and deployment.

Skills

PKI Authentication

Load Balancing

Reverse Proxy Operations

Microsoft Active Directory

DOD 8140 Certification

ITIL 4 Foundation

Education

BS/BA or higher

MS/MA

PhD (optional)

HS/AA with extensive experience

Tools

Local/Global Traffic Manager

Big IP

Infoblox

DNS

DHCP

Microsoft Active Directory

Job description

• Develop, engineer, and deliver PKI authentication, secure traffic offloading, and highly available local and global traffic management solutions
• Provide traffic management, accountability, and functionality for Load Balancing and Reverse Proxy operations and infrastructures
• Design and configure secure IP address management technologies, including DNS, DHCP, and NTP services
• Analyze requirements, CONOPS, and system architectures to create infrastructure and data center designs
• Collaborate with Operations teams and Government stakeholders to refine requirements and achieve availability, reliability, resiliency, and operability objectives
• Research design characteristics and conduct Analyses of Alternatives, feasibility studies, and proofs of concept
• Incorporate capacity, performance, and service-level metrics into designs
• Produce engineering and design artifacts, test cases, training materials, and supporting documentation
• Research new technologies and capabilities and support Continual Service Improvement and innovation activities
• Use lab facilities for experimentation, technical investigation, and feasibility validation
• Develop and execute unit and system test cases and scripts
• Support transfer of engineered solutions to Operations during acceptance testing, Blue/Green fielding, and early production use
• Develop and execute IT equipment strategy, including vendor evaluation, procurement, deployment, governance, compliance, and risk management
• Deliver end-to-end engineering transition support from development to operational maintenance

Requirements

• Must hold a current Top Secret SCI clearance with ability to obtain poly prior to start
• DOD 8140 Certification applicable to role (minimum Security+)
• HS and 12+ years of experience, an AA and 10+ years of experience, BS/BA and 8+ years of experience, MS/MA and 6+ years of experience, or PhD and 4+ years of experience
• Minimum 4 years of hands-on experience designing, integrating, validating, and implementing IT hardware and software solutions
• Working knowledge of Microsoft Active Directory, Local/Global Traffic Manager, Big IP, Infoblox, and related technologies
• Willingness to learn new skills and new technologies
• Familiarity with IC ITE services and classified environments
• ITIL 4 Foundation Certification (or higher)

Core Competencies

Demonstrates expertise in PKI Authentication, Load Balancing, and Reverse Proxy operations, with a strong focus on secure IP Address Management and system architecture design. Proven ability to collaborate with cross-functional teams and government stakeholders to achieve operational objectives and support continual service improvement.

Highest-signal resume keywords

• PKI Authentication
• Load Balancing
• Reverse Proxy Operations
• Microsoft Active Directory
• DOD 8140 Certification

ATS Optimization Keywords

Hard Skills

• Traffic Management
• Infrastructure Design
• System Integration
• Unit Testing
• Capacity Planning

Soft Skills

• Collaboration
• Problem Solving
• Adaptability

Certifications & Qualifications

• Top Secret SCI Clearance
• Security+
• ITIL 4 Foundation

Industry Keywords

• Classified Environments
• Feasibility Studies
• Service-Level Metrics
• Operational Maintenance
• Governance

Tools & Technologies

• Local/Global Traffic Manager
• Big IP
• Infoblox
• DNS
• DHCP