Senior Systems Administrator - Herndon, VA
: Job Details :

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POSITION SUMMARY

The Senior Systems Administrator will be a member of Infrastructure team responsible for hands on maintenance of the company's data center hardware and software, performance monitoring and tuning, vulnerability management as well as implementing improved infrastructure and resolving advanced support issues. Maintain documentation, diagrams, and SOPs as directed by the Enterprise Infrastructure Director.

RESPONSIBILITIES

• Implement and maintain Windows\Linux servers, build, patching and general maintenance
• Troubleshoot, diagnose and resolve problems with Windows network and computing systems
• Maintain technical documentation and standard operating procedures
• Manage hardware / software asset inventory
• Manage WAF technologies
• Monitor system performance and integrity
• Basic understanding of routing and switching
• Basic understanding and management of firewalls
• Serve as Tier 2 / 3 escalation and reach back support for all operational elements
• Other duties as assigned

QUALIFICATIONS

• Bachelor's degree preferred (will consider experience in lieu of degree)
• 8+ years of experience maintaining a corporate infrastructure consisting of multiple sites
• Must be able to obtain security clearance
• General knowledge of protocols and security
• Ability to perform windows patch management: scheduled and unscheduled scanning for and deployment of missing patches on local domain
• Experience with Hyper-V and/or VMware
• Experience with WAF technology such as Netscaler / F5
• Ability to test software and hardware to evaluate ease of use and whether product will aid user in performing work
• Experience in writing software and hardware evaluations and recommendations for management review
• Write and/or revises user training manuals and procedures
• Microsoft Windows 2012/Newer Server
• Microsoft Azure Active Directory and Active Directory
• Microsoft Windows 10/Newer
• Technical experience working with virtualization best practices preferred
• Technical experience working with firewalls preferred
• Scripting experience preferred
• Excellent written and verbal communication skills

BENEFITS

Constellis offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflect its commitment to creating a diverse and supportive workplace.

• Medical, Vision & Dental Insurance
• Paid Time-Off Program & Company Paid Holidays
• 401(k) Retirement Plan
• Insurance: Basic Life & Supplemental Life
• Health & Dependent Care Flexible Spending Accounts
• Short-Term & Long-Term Disability
• Personal Development & Learning Opportunities
• On-the-job Training, Skills Development & Certifications
• Employee Referral Program
• Corporate Sponsored Events & Community Outreach

WORKING CONDITIONS

Work is typically based in a busy office environment and subject to frequent interruptions. Business work hours are Monday-Friday standard core hours, however some extended or weekend hours may be required.

-In an ever-changing and complex world, security concerns are paramount. Enhanced security requires education, training, and specialized skills. Constellis provides end-to-end risk management and comprehensive security solutions to safeguard people and infrastructure globally. Our team of strategic problem solvers has a steadfast moral compass and unwavering dedication to creating a safer world. Constellis is committed to the success of our customers and partners. Constellis protects critical priorities safely and efficiently around the world. Operating globally and based in the Washington D.C. area, our employees bring unparalleled dedication and passion for creating a safer world and upholding the highest standards of compliance, quality, and integrity. As a leading global provider of risk management, security, humanitarian, training and operational support services to government and commercial customers worldwide, Constellis' forward-thinking solutions include a range of synergistic services, including background investigations, social intelligence tools, advanced training, logistics and life support, UAV and K9 services, and crisis response mitigation. At Constellis, our number one priority is to secure success for our customers. For more information, visit EEOC Statement Constellis and its affiliated companies are equal opportunity employers. All applicants receive consideration without regard to race, color, sex, sexual orientation, gender identity, age, ethnicity, religion, national origin, disability, veteran status or any other characteristic prohibited by federal, state, or local law.