Network Infrastructure/System Administrator

Posted Yesterday
Be an Early Applicant
McLean, VA, USA
In-Office
121K-266K Annually
Senior level
Information Technology • Consulting • Defense
The Role
Deploy, configure, maintain and monitor enterprise Cisco/Juniper network equipment and cloud firewalls; troubleshoot production network issues; implement security hardening; manage user accounts and VPNs; perform upgrades; support third-party apps; maintain SOPs and network documentation; optimize network performance and monitor availability.
Summary Generated by Built In
Job Title: Network Infrastructure/System Administrator

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

* * *

The Opportunity:
CACI is looking for a Network System Administrator to join the Luke Team!  You will support the customer's data communications network; maintain the network hardware and software as well as monitor the network to ensure availability to all system users; and perform the necessary maintenance to support network availability.  You will need to be proficient in Cisco network solutions, as well as software defined networks and firewalls from AWS, Google, and Microsoft.
The purpose of the Luke program, is to provide dev ops, applied technology investigations, operations and maintenance and infrastructure lifecycle support services across the ODNI’s enterprise. Our support in NOVA and Bethesda includes software engineering/development, O&M, technology investigations, customer advocacy, business process engineering, and system design.  Invent your future and make a lasting impact at CACI!

Responsibilities:

  • Deploy, configure, maintain and monitor all active network equipment (Cisco routers, switches, firewalls) ensuring seamless network operations
  • Responsible for troubleshooting and resolving network issues, implementing security measures and proactively optimizing network performance
  • Monitor and resolve network related service tickets
  • Maintain Standard Operating Procedures (SOPs) and network design documentation
  • Setup user accounts, permissions and passwords
  • Perform network upgrades to maintain system integrity and overall availability
  • Support and administer third-party applications
  • Ensure security and efficiency of IT infrastructure following industry standards         

Qualifications:
Required:

  • Active TS/SCI with Polygraph
  • Bachelor's degree in Computer Science, Engineering or similar field or similar experience
  • Experience designing and building enterprise-level network architectures
  • Experience supporting and troubleshooting production network systems built with Cisco and/or Juniper network vendor platforms
  • Knowledge of and experience with networking technology and protocols, TCP/IP, Routing (static, OSPF, BGP, and policy-based), Firewalls (zone based polices and ACLs), SSH, VPNs
  • Knowledge of network management platforms such as Solarwinds
  • Demonstrated understanding of IPv4 networks
  • Experience with network device hardening in accordance with industry best practices
  • Knowledge of different operating systems (Microsoft, Unix, Linux, etc.)
  • Attention to detail, problem solving mindset, critical thinking and teamworking skills

Desired:

  • Cisco CCNP or Juniper JCNIP certifications or skill level at minimum (Senior / Expert)
  • Experience with automating network tasks using Ansible or Python
  • Familiarity with cloud hosting solutions such as Amazon AWS, Microsoft Azure and Google Cloud
  • VMWare experience
  • CompTIA Network+, CCNP, CCNA certifications

-

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:

$120,800 - $265,800

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

  • Active TS/SCI with Polygraph
  • Bachelor's degree in Computer Science, Engineering or similar field or equivalent experience
  • Proficiency with Cisco network solutions and software defined networks
  • Experience designing and building enterprise-level network architectures
  • Experience supporting and troubleshooting production network systems built with Cisco and/or Juniper platforms
  • Knowledge of networking technologies and protocols: TCP/IP, routing (static, OSPF, BGP, policy-based)
  • Experience with firewalls (zone-based policies and ACLs), SSH, and VPNs
  • Knowledge of network management platforms such as SolarWinds
  • Demonstrated understanding of IPv4 networks
  • Experience with network device hardening according to industry best practices
  • Knowledge of different operating systems (Microsoft Windows, Unix, Linux)
  • Attention to detail, problem solving, critical thinking and teamwork skills
  • Cisco CCNP or Juniper JNCIP level skills or equivalent (preferred)
  • Experience automating network tasks using Ansible or Python (preferred)
  • Familiarity with cloud hosting solutions (AWS, Azure, Google Cloud) (preferred)
  • VMware experience (preferred)
  • CompTIA Network+, CCNA, CCNP certifications (preferred)

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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