Senior Linux Engineer

Posted 3 Days Ago
Be an Early Applicant
Chantilly, VA, USA
In-Office
104K-218K Annually
Senior level
Information Technology • Consulting • Defense
The Role
Designs, implements, manages, and optimizes complex Linux infrastructure and enterprise systems. Responsibilities include software installation and upgrades, patching, backups and recovery, automation, security compliance, troubleshooting, performance tuning, capacity planning, disaster recovery, and business continuity. The engineer collaborates across IT teams, leads major assignments, evaluates technologies, and mentors junior staff while supporting a Department of the Air Force enterprise IT program.
Summary Generated by Built In
Job Title: Senior Linux Engineer

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: Secret

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

* * *

The Opportunity:

CACI’s EITaaS Program is a Department of the Air Force initiative, which includes the Air Force and Space Force. EITaaS will transform the Dept. of the Air Force IT services from an in-house, base-centric delivery model to an advanced enterprise service delivery model. CACI will provide an enhanced IT management system, IT storefront, enterprise help desk, local field services, and life cycle support for end-user devices.

CACI’s innovative approach to enterprise technology infuses contemporary technologies with industry best practices to deliver commercial-style services that will improve customer experience and productivity for the Dept. of the Air Force’s global workforce. CACI and its partners will equip Airmen and Guardians with state-of-the-art services and automated capabilities that enable access to the tools they need to perform their mission efficiently and effectively when they need it, where they need it.

This position is hybrid, with onsite work expected in Chantilly, VA.

Responsibilities:

  • Provide analysis, design, development, and integration of hardware, software, and all system level requirements and functional objectives to provide an integrated EIT solution.
  • Develops integrated system test requirements, strategies, devices, and systems. Ensures highest level of Cyber Security while balancing user needs. Initiates (does not wait for others) and identifies key areas of improvement relating to anything Systems related.
  • Install new software releases, system upgrades, evaluating and installing patches and resolve software related problems.
  • Perform system backups and recovery.
  • Maintain data files and monitors system configuration to ensure data integrity.
  • Possesses and applies expertise across key tasks and high impact assignments.
  • Plans and leads major assignments.
  • Responsible for designing, implementing, and managing complex Linux-based systems and infrastructure.
  • May mentor or task lead others.
  • Design and implement large-scale Linux infrastructure solutions
  • Manage and optimize existing Linux environments
  • Develop and maintain automation scripts and tools
  • Troubleshoot complex system and network issues
  • Implement security best practices and ensure compliance
  • Mentor junior team members and provide technical leadership
  • Collaborate with other IT teams on cross-functional projects
  • Evaluate and recommend new technologies and solutions
  • Participate in capacity planning and performance tuning
  • Manage disaster recovery and business continuity plans

Qualifications:

Required: 

  • US Citizenship required.
  • Active DoD Secret clearance
  • 12+ Years of relevant experience (Bachelor’s Degree in applicable field may be substituted for 5 years of experience).
  • Security+ CE Certification (or other IAT Level II or III Certification) at a minimum; Red Hat Certified Engineer (RHCE), or Linux Professional Institute Certification (LPIC-3) 
  • Demonstrated experience with systems administration in Linux environments (RHCE equivalence) or Windows Server environments (MS Security Engineer/Solution Architect equivalence).
  • Demonstrated hands-on experience installing, configuring, securing, integrating, upgrading and troubleshooting SE Linux/CentOS (prefer some hands-on experience with AlmaLinux or Rocky Linux too) – preferably in VM environments.

Desired: 

  • Experience with installing/configuring/troubleshooting Security tools (i.e., Windows, Azure, Linux) beyond default settings meeting highest level government standards relating to data, applications, OS, networking, infrastructure, etc.
  • Strong knowledge of enterprise Linux distributions (e.g., RHEL, CentOS, Ubuntu)
  • Proficiency in shell scripting (Bash) and at least one programming language (e.g., Python, Perl)
  • Experience with configuration management tools (e.g., Ansible, Puppet, Chef)
  • Knowledge of virtualization and cloud technologies (e.g., Hyper-V, KVM, AWS, Azure)
  • Understanding of networking protocols and services
  • Familiarity with containerization and orchestration (e.g., Docker, Kubernetes)
  • Experience with monitoring and logging systems
  • Strong problem-solving and analytical skills

-

What You Can Expect:

 A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$103,800 - $218,100

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Skills Required

  • US citizenship
  • Active DoD Secret clearance
  • 12 or more years of relevant experience
  • Bachelor's degree in an applicable field may substitute for five years of experience
  • Security+ CE certification or another IAT Level II or III certification
  • Red Hat Certified Engineer certification or Linux Professional Institute Certification LPIC-3
  • Demonstrated Linux systems administration experience equivalent to RHCE, or Windows Server systems administration experience equivalent to MS Security Engineer or Solution Architect
  • Hands-on experience installing, configuring, securing, integrating, upgrading, and troubleshooting SELinux and CentOS, preferably in virtual machine environments
  • Hands-on experience with AlmaLinux or Rocky Linux
  • Experience configuring and troubleshooting security tools across Windows, Azure, and Linux environments
  • Strong knowledge of enterprise Linux distributions, including RHEL, CentOS, and Ubuntu
  • Proficiency in Bash shell scripting and at least one programming language such as Python or Perl
  • Experience with configuration management tools such as Ansible, Puppet, or Chef
  • Knowledge of virtualization and cloud technologies such as Hyper-V, KVM, AWS, or Azure
  • Understanding of networking protocols and services
  • Familiarity with Docker or Kubernetes
  • Experience with monitoring and logging systems
  • Strong problem-solving and analytical skills

CACI International Inc Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about CACI International Inc and has not been reviewed or approved by CACI International Inc.

  • Healthcare Strength Pay is supported by a broad set of health-plan options across multiple national carriers, with telemedicine and tax-advantaged accounts included. Dental and vision choices are also described as multi-option, which strengthens overall coverage breadth.
  • Leave & Time Off Breadth Flexible Time Off is available for many salaried-exempt roles, while hourly roles accrue PTO, creating multiple time-off pathways by employment class. Paid disability coverage, fixed holidays, and paid leave programs (including parental leave and other leave types) further round out time-off and leave coverage.
  • Retirement Support Retirement support includes a 401(k) match structure described as 50% up to 8% of pay (effective 4%) and an Employee Stock Purchase Plan with a discount. Tuition reimbursement and certification support also add to the overall rewards package that complements core retirement benefits.

CACI International Inc Insights

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The Company
HQ: Reston, VA
17,673 Employees
Year Founded: 1962

What We Do

CACI’s approximately 23,000 talented employees are vigilant in providing the unique expertise and distinctive technology that address our customers’ greatest enterprise and mission challenges. Our culture of good character, innovation, and excellence drives our success and earns us recognition as a Fortune World's Most Admired Company. As a member of the Fortune 1000 Largest Companies, the Russell 1000 Index, and the S&P MidCap 400 Index, we consistently deliver strong shareholder value. Visit us at www.caci.com.

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